last executing test programs: 15m37.180395833s ago: executing program 1 (id=573): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101080000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff08000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000a00)={{0x14}, [@NFT_MSG_NEWRULE={0x7c, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x50, 0x4, 0x0, 0x1, [{0x4c, 0x1, 0x0, 0x1, @range={{0xa}, @val={0x3c, 0x2, 0x0, 0x1, [@NFTA_RANGE_SREG={0x8, 0x1, 0x1, 0x0, 0x2}, @NFTA_RANGE_OP={0x8}, @NFTA_RANGE_TO_DATA={0x1c, 0x4, 0x0, 0x1, [@NFTA_DATA_VALUE={0x15, 0x1, "bfbfaa5d6eda36bc38de1c003cbddf4a81"}]}, @NFTA_RANGE_FROM_DATA={0xc, 0x3, 0x0, 0x1, [@NFTA_DATA_VALUE={0x5, 0x1, "d3"}]}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0xa4}}, 0x0) 15m34.232873584s ago: executing program 1 (id=575): r0 = syz_io_uring_setup(0x24fa, &(0x7f0000000080)={0x0, 0x0, 0x10100, 0x3, 0x1d9}, &(0x7f0000000240)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_OPENAT={0x12, 0x40, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000100)='./file0\x00', 0x106, 0x8000, 0x23456}) io_uring_enter(r0, 0x2d3e, 0x0, 0x0, 0x0, 0x0) 15m30.847815268s ago: executing program 1 (id=577): r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = gettid() kcmp(r1, r0, 0x1, 0xffffffffffffffff, 0xffffffffffffffff) 15m26.733004s ago: executing program 1 (id=579): sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="3000000021000100000000000000000a80"], 0x30}}, 0x0) r0 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0x4924b68, 0x0) 15m22.576673334s ago: executing program 1 (id=581): r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x8}) mknodat$null(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x0, 0x103) 15m17.986974108s ago: executing program 1 (id=583): r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x20, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x94) r1 = bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={r0, 0xffffffffffffffff, 0x2d, 0x0, @val=@netfilter={0xa, 0x4000000, 0xfffffed4, 0x20}}, 0x12) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000880)={r1, 0x0, 0x0}, 0x10) 14m31.124238716s ago: executing program 32 (id=583): r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x20, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x94) r1 = bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={r0, 0xffffffffffffffff, 0x2d, 0x0, @val=@netfilter={0xa, 0x4000000, 0xfffffed4, 0x20}}, 0x12) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000880)={r1, 0x0, 0x0}, 0x10) 9m18.053509103s ago: executing program 2 (id=678): close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$igmp6(0xa, 0x3, 0x3a) sendfile(0xffffffffffffffff, r0, &(0x7f0000000340)=0x200, 0xd) 9m6.587778153s ago: executing program 2 (id=680): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x1000005}, 0x10) write(r0, &(0x7f0000000000)="2400000016005f0214f9f407050904000a000035062300000000000008000f0008000000", 0x24) 8m58.107773638s ago: executing program 2 (id=682): r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000180)={0x2, {{0x2, 0x0, @multicast2}}}, 0x88) setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f00000004c0)={0x2, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x108) 8m45.248885648s ago: executing program 2 (id=684): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000005740), 0xffffffffffffffff) sendmsg$FOU_CMD_ADD(r0, &(0x7f0000005800)={0x0, 0x0, &(0x7f00000057c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x25dfdbfb, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e21}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x5c}]}, 0x24}}, 0x0) 8m24.765727921s ago: executing program 2 (id=687): r0 = openat$mixer(0xffffffffffffff9c, &(0x7f00000016c0), 0x20840, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)) ioctl$mixer_OSS_ALSAEMULVER(r0, 0x80044df9, &(0x7f0000000000)) 8m18.114099782s ago: executing program 2 (id=688): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000000000000000010000000900010073797a30000000006c000000160a01020000000000000000010000000900010073797a30000000000900020073797a3000000000400003802c00038004000100766c616e31000000000000000000000014000100776c616e3100000000000000000000000800014000000000080002"], 0xfc}}, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000b00)={@local, @random="390d42607512", @val={@val={0x88a8, 0x4, 0x0, 0x4}, {0x8100, 0x2, 0x1, 0x1}}, {@ipv6={0x86dd, @udp={0x7, 0x6, "20919d", 0x8, 0x11, 0xff, @dev={0xfe, 0x80, '\x00', 0x14}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, {[], {0x4e22, 0x4e20, 0x8}}}}}}, 0x0) 7m28.640151514s ago: executing program 33 (id=688): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000000000000000010000000900010073797a30000000006c000000160a01020000000000000000010000000900010073797a30000000000900020073797a3000000000400003802c00038004000100766c616e31000000000000000000000014000100776c616e3100000000000000000000000800014000000000080002"], 0xfc}}, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000b00)={@local, @random="390d42607512", @val={@val={0x88a8, 0x4, 0x0, 0x4}, {0x8100, 0x2, 0x1, 0x1}}, {@ipv6={0x86dd, @udp={0x7, 0x6, "20919d", 0x8, 0x11, 0xff, @dev={0xfe, 0x80, '\x00', 0x14}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, {[], {0x4e22, 0x4e20, 0x8}}}}}}, 0x0) 1m20.573469983s ago: executing program 0 (id=721): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=@ipv6_newrule={0x44, 0x20, 0x1, 0x70bd27, 0x40, {0xa, 0x50, 0x14, 0x80, 0x0, 0x0, 0x0, 0x3, 0x16}, [@FRA_SRC={0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x2}}, @FRA_DST={0x14, 0x1, @rand_addr=' \x01\x00'}]}, 0x44}}, 0x40000) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB="5c0000001000390400000000001b2347ea000000", @ANYRES32=0x0, @ANYBLOB="00000000000000003c0012800b000100697036746e6c00002c000280140003002001000000000000000000000000000114000200fc"], 0x5c}}, 0x0) 1m6.643136975s ago: executing program 0 (id=722): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.stat\x00', 0x275a, 0x0) fsetxattr$security_ima(r0, &(0x7f0000000080), &(0x7f0000000100)=@md5={0x1, "889b6030eff6be2671313dc19c04d763"}, 0x11, 0x1) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r0, 0x0) 43.352651803s ago: executing program 0 (id=723): r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000000040)=0xffffffffffffffff) connect$llc(r0, &(0x7f0000000180)={0x1a, 0x0, 0x0, 0x8, 0x0, 0x0, @broadcast}, 0x10) 34.294319442s ago: executing program 0 (id=724): r0 = bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="1b00000000000000000000000080"], 0x50) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x6, 0xd, &(0x7f0000000340)=ANY=[@ANYBLOB="18020000040000000000000000000000850000004100000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000180000850000008200000095"], &(0x7f0000000280)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r1, 0x0, 0x2100, 0x0, &(0x7f0000000100), 0x0, 0x500, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x50) 10.821598409s ago: executing program 0 (id=725): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000180)={0xfffffc}, 0x10) write(r0, &(0x7f0000000000)="240000001a005f0214f9f407000901000000000000000005000000000800040001000000", 0x24) 0s ago: executing program 0 (id=726): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB="140000001000010000000000000000000500000a28000000000a030000000000000000000a00000708000240000000020900010073797a31000000002c000000030a010100000000000000000a0000070900010073797a31000000000900030073797a320000000014000000110001"], 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000009b40)={0x0, 0x0, &(0x7f0000009b00)={&(0x7f0000009b80)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0xa, 0x0, 0x1}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffb}]}]}]}}}]}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}, @NFT_MSG_DELCHAIN={0x14, 0x5, 0xa, 0x201, 0x0, 0x0, {0x2, 0x0, 0x4}}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x1}}}, 0x9c}, 0x1, 0x0, 0x0, 0x4008091}, 0x24000000) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:41457' (ED25519) to the list of known hosts. syzkaller login: [ 373.864806][ T3206] cgroup: Unknown subsys name 'net' [ 374.434192][ T3206] cgroup: Unknown subsys name 'cpuset' [ 374.556155][ T3206] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 429.389196][ T3206] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 534.701901][ T3213] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 534.835321][ T3213] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 541.321087][ T3216] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 541.369918][ T3216] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 544.763769][ T3213] hsr_slave_0: entered promiscuous mode [ 544.823933][ T3213] hsr_slave_1: entered promiscuous mode [ 553.151292][ T3216] hsr_slave_0: entered promiscuous mode [ 553.172195][ T3216] hsr_slave_1: entered promiscuous mode [ 553.191627][ T3216] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 553.194576][ T3216] Cannot create hsr debugfs directory [ 554.336709][ T3213] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 554.468356][ T3213] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 554.572363][ T3213] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 554.691601][ T3213] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 560.136038][ T3216] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 560.415732][ T3216] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 560.576512][ T3216] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 560.663758][ T3216] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 566.373371][ T3213] 8021q: adding VLAN 0 to HW filter on device bond0 [ 570.101134][ T3216] 8021q: adding VLAN 0 to HW filter on device bond0 [ 602.230316][ T3213] veth0_vlan: entered promiscuous mode [ 602.459187][ T3213] veth1_vlan: entered promiscuous mode [ 604.056665][ T3213] veth0_macvtap: entered promiscuous mode [ 604.341470][ T3213] veth1_macvtap: entered promiscuous mode [ 605.082265][ T3213] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 605.085489][ T3213] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 605.096614][ T3213] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 605.103206][ T3213] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 607.722755][ T3213] 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. [ 609.886513][ T3216] veth0_vlan: entered promiscuous mode [ 610.280716][ T3216] veth1_vlan: entered promiscuous mode [ 611.294405][ T3216] veth0_macvtap: entered promiscuous mode [ 611.764481][ T3216] veth1_macvtap: entered promiscuous mode [ 613.739861][ T3216] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 613.741507][ T3216] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 613.743077][ T3216] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 613.744373][ T3216] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 614.260469][ T3919] veth1_macvtap: left promiscuous mode [ 614.264076][ T3919] macsec0: entered allmulticast mode [ 615.133078][ T3919] veth1_macvtap: entered promiscuous mode [ 615.134613][ T3919] veth1_macvtap: entered allmulticast mode [ 615.156522][ T3919] macsec0: left allmulticast mode [ 615.158849][ T3919] veth1_macvtap: left allmulticast mode [ 641.123315][ T3947] usb usb1: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 653.891982][ T3961] CUSE: unknown device info "" [ 653.893108][ T3961] CUSE: unknown device info "appraise_type" [ 653.893982][ T3961] CUSE: DEVNAME unspecified [ 657.306546][ T3964] Illegal XDP return value 4294967274 on prog (id 3) dev N/A, expect packet loss! [ 665.182575][ T3974] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 676.939885][ T3992] netlink: 8 bytes leftover after parsing attributes in process `syz.0.36'. [ 676.944900][ T3992] netlink: 12 bytes leftover after parsing attributes in process `syz.0.36'. [ 699.251173][ T4018] capability: warning: `syz.1.47' uses deprecated v2 capabilities in a way that may be insecure [ 720.282958][ T4043] netlink: 8 bytes leftover after parsing attributes in process `syz.0.58'. [ 720.321264][ T4043] gre0: Master is either lo or non-ether device [ 723.244607][ T4047] mmap: syz.0.60 (4047) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 729.863749][ T4052] xt_CT: No such helper "syz1" [ 738.856518][ T4065] nbd: must specify an index to disconnect [ 762.035172][ T4096] gretap0: vlans aren't supported yet for dev_uc|mc_add() [ 778.811858][ T4118] bond0: option primary: mode dependency failed, not supported in mode balance-rr(0) [ 815.463208][ T34] audit: type=1400 audit(814.660:2): apparmor="DENIED" operation="change_onexec" class="file" info="label not found" error=-2 profile="unconfined" name="/" pid=4166 comm="syz.0.113" [ 841.744820][ T4197] netlink: 8 bytes leftover after parsing attributes in process `syz.1.128'. [ 870.774223][ T4237] netlink: 16 bytes leftover after parsing attributes in process `syz.0.145'. [ 873.294377][ T4242] process 'syz.0.147' launched '/dev/fd/3' with NULL argv: empty string added [ 892.288339][ T4263] devpts: Bad value for 'uid' [ 892.289740][ T4263] devpts: Bad value for 'uid' [ 894.822942][ T4269] trusted_key: encrypted key: instantiation of keys using provided decrypted data is disabled since CONFIG_USER_DECRYPTED_DATA is set to false [ 897.084448][ T4273] xt_bpf: check failed: parse error [ 900.173326][ T4277] netlink: 27 bytes leftover after parsing attributes in process `syz.0.163'. [ 900.192206][ T4276] pimreg4: entered allmulticast mode [ 910.056743][ T4289] geneve2: entered promiscuous mode [ 910.090600][ T4289] geneve2: entered allmulticast mode [ 989.736726][ T4389] netlink: 8 bytes leftover after parsing attributes in process `syz.0.210'. [ 1000.457926][ T34] audit: type=1326 audit(999.670:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4401 comm="syz.1.216" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x0 [ 1035.843787][ T4450] tmpfs: Bad value for 'mpol' [ 1038.781875][ T3921] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 1039.070054][ T3921] usb 2-1: Using ep0 maxpacket: 16 [ 1039.173314][ T3921] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1039.176140][ T3921] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1039.199346][ T3921] usb 2-1: New USB device found, idVendor=1e7d, idProduct=2d5a, bcdDevice= 0.00 [ 1039.201494][ T3921] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1039.498314][ T3921] usb 2-1: config 0 descriptor?? [ 1041.294360][ T3921] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1041.296050][ T3921] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1041.319953][ T3921] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1041.321245][ T3921] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1041.322281][ T3921] savu 0003:1E7D:2D5A.0001: unknown main item tag 0x0 [ 1041.452219][ T3921] savu 0003:1E7D:2D5A.0001: hidraw0: USB HID v0.00 Device [HID 1e7d:2d5a] on usb-dummy_hcd.1-1/input0 [ 1041.495652][ T4461] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 1041.791386][ T3921] usb 2-1: USB disconnect, device number 2 [ 1054.550556][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1054.734442][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1054.796480][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1054.903248][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1054.936681][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1055.003062][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1055.029704][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1055.058576][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1055.116652][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1055.176152][ T4491] netlink: 12 bytes leftover after parsing attributes in process `syz.0.245'. [ 1104.402179][ T4560] netlink: 'syz.1.274': attribute type 1 has an invalid length. [ 1147.958624][ T4604] __nla_validate_parse: 8 callbacks suppressed [ 1147.959344][ T4604] netlink: 10 bytes leftover after parsing attributes in process `syz.0.294'. [ 1169.035273][ T4630] xt_CONNSECMARK: only valid in 'mangle' or 'security' table, not 'syz0' [ 1173.476529][ T4632] hub 2-0:1.0: USB hub found [ 1173.530328][ T4632] hub 2-0:1.0: 1 port detected [ 1178.402938][ T4638] capability: warning: `syz.0.308' uses 32-bit capabilities (legacy support in use) [ 1212.045884][ T4675] netlink: 8 bytes leftover after parsing attributes in process `syz.1.324'. [ 1212.049978][ T4675] netlink: 12 bytes leftover after parsing attributes in process `syz.1.324'. [ 1214.012191][ T4678] hub 2-0:1.0: USB hub found [ 1214.030000][ T4678] hub 2-0:1.0: 1 port detected [ 1218.202222][ T4686] netlink: 'syz.1.328': attribute type 10 has an invalid length. [ 1218.601908][ T4686] netlink: 'syz.1.328': attribute type 10 has an invalid length. [ 1218.603252][ T4686] netlink: 2 bytes leftover after parsing attributes in process `syz.1.328'. [ 1218.605123][ T4686] nlmon0: entered promiscuous mode [ 1233.592164][ T4707] hub 2-0:1.0: USB hub found [ 1233.614919][ T4707] hub 2-0:1.0: 1 port detected [ 1254.142111][ T4726] ipt_rpfilter: only valid in 'raw' or 'mangle' table, not '' [ 1259.051472][ T4732] ucma_write: process 362 (syz.0.349) changed security contexts after opening file descriptor, this is not allowed. [ 1271.884391][ T4748] netlink: 8 bytes leftover after parsing attributes in process `syz.0.357'. [ 1293.769488][ T4776] [U] ^C [ 1360.716173][ T4850] netlink: 208 bytes leftover after parsing attributes in process `syz.1.405'. [ 1371.484795][ T24] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 1371.501141][ C1] raw-gadget.0 gadget.1: ignoring, device is not running [ 1371.781160][ T24] usb 2-1: device descriptor read/64, error -32 [ 1372.120205][ T24] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 1372.399738][ T24] usb 2-1: Using ep0 maxpacket: 16 [ 1372.609886][ T24] usb 2-1: config 0 has an invalid interface number: 69 but max is 0 [ 1372.613094][ T24] usb 2-1: config 0 has no interface number 0 [ 1372.724179][ T24] usb 2-1: New USB device found, idVendor=05ac, idProduct=0274, bcdDevice=f9.c2 [ 1372.725765][ T24] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1372.736025][ T24] usb 2-1: Product: syz [ 1372.743798][ T24] usb 2-1: Manufacturer: syz [ 1372.745134][ T24] usb 2-1: SerialNumber: syz [ 1372.884921][ T24] usb 2-1: config 0 descriptor?? [ 1373.250169][ T24] input: bcm5974 as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.69/input/input2 [ 1374.385255][ T3208] usb 2-1: USB disconnect, device number 4 [ 1387.420268][ T24] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 1387.840711][ T24] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1387.843211][ T24] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1387.845717][ T24] usb 2-1: New USB device found, idVendor=10c4, idProduct=ea90, bcdDevice= 0.00 [ 1387.865573][ T24] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1388.089195][ T24] usb 2-1: config 0 descriptor?? [ 1389.821486][ T24] cp2112 0003:10C4:EA90.0002: global environment stack underflow [ 1389.825897][ T24] cp2112 0003:10C4:EA90.0002: item 0 4 1 11 parsing failed [ 1389.855496][ T24] cp2112 0003:10C4:EA90.0002: parse failed [ 1389.861241][ T24] cp2112 0003:10C4:EA90.0002: probe with driver cp2112 failed with error -22 [ 1390.441615][ T24] usb 2-1: USB disconnect, device number 5 [ 1472.005582][ T4994] netlink: 8 bytes leftover after parsing attributes in process `syz.0.456'. [ 1475.101729][ T4600] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 1475.421138][ T4600] usb 2-1: Using ep0 maxpacket: 32 [ 1475.489801][ T4600] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 1475.650730][ T4600] usb 2-1: New USB device found, idVendor=22b8, idProduct=6027, bcdDevice=c2.80 [ 1475.653127][ T4600] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1475.654953][ T4600] usb 2-1: Product: syz [ 1475.656581][ T4600] usb 2-1: Manufacturer: syz [ 1475.676790][ T4600] usb 2-1: SerialNumber: syz [ 1476.066594][ T4600] usb 2-1: config 0 descriptor?? [ 1476.225127][ T4600] usb 2-1: bad CDC descriptors [ 1476.263962][ T4600] usb 2-1: unsupported MDLM descriptors [ 1478.216826][ T24] usb 2-1: USB disconnect, device number 6 [ 1506.955270][ T5036] netlink: 'syz.0.470': attribute type 83 has an invalid length. [ 1523.651361][ T5056] netlink: 'syz.0.480': attribute type 5 has an invalid length. [ 1574.686123][ T5110] sch_tbf: peakrate 8 is lower than or equals to rate 12 ! [ 1586.181288][ T5130] netlink: 304 bytes leftover after parsing attributes in process `syz.1.511'. [ 1594.721062][ T5140] netlink: 'syz.1.516': attribute type 2 has an invalid length. [ 1602.570415][ T5149] tmpfs: Bad value for 'mpol' [ 1633.000811][ T5183] vlan2: entered allmulticast mode [ 1633.002940][ T5183] gretap0: entered allmulticast mode [ 1652.002585][ T5216] veth0_to_bond: entered promiscuous mode [ 1652.006778][ T5216] macvlan2: entered promiscuous mode [ 1652.020653][ T5216] macvlan2: entered allmulticast mode [ 1652.021825][ T5216] veth0_to_bond: entered allmulticast mode [ 1659.543761][ T5225] Zero length message leads to an empty skb [ 1675.576295][ T5238] netlink: 'syz.0.559': attribute type 1 has an invalid length. [ 1685.030204][ T24] hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 [ 1685.265778][ T24] hid-generic 0000:0000:0000.0003: hidraw0: HID v0.00 Device [syz1] on syz0 [ 1711.904841][ T5296] netlink: 20 bytes leftover after parsing attributes in process `syz.1.579'. [ 1777.551056][ T13] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1778.603571][ T13] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1779.795258][ T13] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1780.849950][ T13] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1785.563650][ T5353] xt_time: unknown flags 0xc [ 1790.969808][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1791.135582][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1791.253105][ T13] bond0 (unregistering): Released all slaves [ 1792.290554][ T13] hsr_slave_0: left promiscuous mode [ 1792.355540][ T13] hsr_slave_1: left promiscuous mode [ 1793.008906][ T13] veth1_macvtap: left promiscuous mode [ 1793.012353][ T13] veth0_macvtap: left promiscuous mode [ 1793.042116][ T13] veth1_vlan: left promiscuous mode [ 1793.060146][ T13] veth0_vlan: left promiscuous mode [ 1793.395169][ T5355] ALSA: seq fatal error: cannot create timer (-19) [ 1797.287061][ T13] pimreg4 (unregistering): left allmulticast mode [ 1836.220503][ T5335] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1836.359387][ T5335] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1859.472283][ T5335] hsr_slave_0: entered promiscuous mode [ 1859.533854][ T5335] hsr_slave_1: entered promiscuous mode [ 1872.283091][ T5335] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1872.523947][ T5335] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1872.649103][ T5335] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1872.914518][ T5335] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 1885.494783][ T5335] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1945.616163][ T5808] netlink: 8 bytes leftover after parsing attributes in process `syz.0.619'. [ 1949.421889][ T5335] veth0_vlan: entered promiscuous mode [ 1950.378249][ T5335] veth1_vlan: entered promiscuous mode [ 1952.291378][ T5335] veth0_macvtap: entered promiscuous mode [ 1952.640094][ T5335] veth1_macvtap: entered promiscuous mode [ 1954.116763][ T5335] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1954.120143][ T5335] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1954.121842][ T5335] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1954.123423][ T5335] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1967.066261][ T5827] fuse: Invalid rootmode [ 1993.881845][ T5861] usb usb2: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 1995.805236][ T5863] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 1995.850277][ T5863] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 2006.112608][ T5875] netlink: 4079 bytes leftover after parsing attributes in process `syz.0.644'. [ 2013.724200][ T34] audit: type=1800 audit(2012.940:4): pid=5887 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.650" name="memory.events" dev="tmpfs" ino=88 res=0 errno=0 [ 2013.972480][ T34] audit: type=1800 audit(2013.160:5): pid=5887 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.650" name="memory.events" dev="tmpfs" ino=88 res=0 errno=0 [ 2015.451877][ T5889] netlink: 12 bytes leftover after parsing attributes in process `syz.0.651'. [ 2071.422595][ T5949] netlink: 4 bytes leftover after parsing attributes in process `syz.0.677'. [ 2085.236232][ T34] audit: type=1326 audit(2084.420:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2085.264884][ T34] audit: type=1326 audit(2084.470:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2085.746250][ T34] audit: type=1326 audit(2084.960:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=198 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2085.770386][ T34] audit: type=1326 audit(2084.980:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2085.823270][ T34] audit: type=1326 audit(2085.010:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2086.094520][ T34] audit: type=1326 audit(2085.270:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=211 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2086.158433][ T5957] netlink: 12 bytes leftover after parsing attributes in process `syz.0.681'. [ 2086.199917][ T34] audit: type=1326 audit(2085.380:12): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2086.235653][ T34] audit: type=1326 audit(2085.450:13): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5955 comm="syz.0.681" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x7ffc0000 [ 2258.995089][ T6042] netlink: 12 bytes leftover after parsing attributes in process `syz.0.701'. [ 2258.996596][ T6042] tc_dump_action: action bad kind [ 2308.565421][ T5994] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2309.303014][ T5994] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2371.679117][ T6254] netlink: 12 bytes leftover after parsing attributes in process `syz.0.710'. [ 2385.756067][ T5994] hsr_slave_0: entered promiscuous mode [ 2385.896263][ T5994] hsr_slave_1: entered promiscuous mode [ 2386.042171][ T5994] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 2386.044211][ T5994] Cannot create hsr debugfs directory [ 2425.714687][ T5994] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 2431.326108][ T5994] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 2433.063242][ T5994] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 2434.354375][ T5994] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 2501.896297][ T5994] 8021q: adding VLAN 0 to HW filter on device bond0 [ 2666.866085][ T36] INFO: task syz.2.688:5975 blocked for more than 430 seconds. [ 2666.900278][ T36] Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 [ 2666.902662][ T36] Blocked by coredump. [ 2666.904088][ T36] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2666.905976][ T36] task:syz.2.688 state:D stack:0 pid:5975 tgid:5974 ppid:5335 task_flags:0x40054c flags:0x00000004 [ 2666.984124][ T36] Call Trace: [ 2666.985947][ T36] [] __schedule+0x1022/0x4094 [ 2667.086466][ T36] [] schedule+0xc4/0x35e [ 2667.149288][ T36] [] schedule_timeout+0x1c6/0x2ae [ 2667.153077][ T36] [] __wait_for_common+0x1d2/0x3e8 [ 2667.155884][ T36] [] wait_for_completion+0x1a/0x22 [ 2667.269422][ T36] [] rcu_barrier+0x2dc/0x6cc [ 2667.272178][ T36] [] netdev_run_todo+0x294/0x10b4 [ 2667.274384][ T36] [] rtnl_unlock+0x14/0x1c [ 2667.276489][ T36] [] tun_chr_close+0xde/0x230 [ 2667.362406][ T36] [] __fput+0x382/0xa8c [ 2667.364742][ T36] [] ____fput+0x1c/0x26 [ 2667.366638][ T36] [] task_work_run+0x16a/0x25e [ 2667.440613][ T36] [] do_exit+0x844/0x28ca [ 2667.442729][ T36] [] do_group_exit+0xd4/0x26c [ 2667.444631][ T36] [] get_signal+0x207c/0x22fc [ 2667.446586][ T36] [] arch_do_signal_or_restart+0x5d8/0x24c6 SYZFAIL: failed to recv rpc [ 2667.448627][ T36] [] exit_to_user_mode_loop+0x90/0x134 [ 2667.598695][ T36] [] do_trap_ecall_u+0x3f0/0x530 [ 2667.601455][ T36] [] handle_exception+0x146/0x152 [ 2667.604808][ T36] [ 2667.604808][ T36] Showing all locks held in the system: [ 2667.606665][ T36] 1 lock held by khungtaskd/36: [ 2667.764549][ T36] #0: ffffffff883dc420 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2a/0x1a0 [ 2667.844076][ T36] 2 locks held by kworker/0:2/999: [ 2667.845673][ T36] 1 lock held by klogd/3007: fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 2667.929788][ T36] 2 locks held by getty/3174: [ 2667.932750][ T36] #0: ffffaf8018e730a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 2668.020229][ T36] #1: ffff8f800008e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x3e4/0x12b6 [ 2668.025193][ T36] 2 locks held by syz-executor/3206: [ 2668.026613][ T36] 2 locks held by kworker/0:0/3208: [ 2668.094005][ T36] 3 locks held by kworker/u10:3/3867: [ 2668.095733][ T36] 2 locks held by kworker/0:1/4600: [ 2668.140102][ T36] 3 locks held by kworker/u10:4/5564: [ 2668.142110][ T36] 2 locks held by kworker/0:4/5756: [ 2668.143621][ T36] 2 locks held by kworker/0:6/5944: [ 2668.144928][ T36] 2 locks held by kworker/0:7/5960: [ 2668.146193][ T36] 5 locks held by kworker/u10:6/5961: [ 2668.262372][ T36] 1 lock held by syz.2.688/5975: [ 2668.264211][ T36] #0: ffffffff883ec640 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x56/0x6cc [ 2668.314749][ T36] 2 locks held by kworker/0:9/5990: [ 2668.315416][ T36] 3 locks held by kworker/u10:7/6053: [ 2668.315889][ T36] 2 locks held by kworker/0:14/6243: [ 2668.316341][ T36] 2 locks held by kworker/u10:8/6403: [ 2668.316777][ T36] #0: ffffaf8011a89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1f32 [ 2668.384207][ T36] #1: ffff8f8003047b70 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1f32 [ 2668.463648][ T36] 2 locks held by kworker/0:15/6433: [ 2668.465978][ T36] 1 lock held by syz.0.727/6441: [ 2668.551186][ T36] 1 lock held by modprobe/6443: [ 2668.554599][ T36] [ 2668.556288][ T36] ============================================= [ 2668.556288][ T36] [ 2668.631342][ T36] NMI backtrace for cpu 1 [ 2668.632342][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 2668.632955][ T36] Hardware name: riscv-virtio,qemu (DT) [ 2668.633188][ T36] Call Trace: [ 2668.633335][ T36] [] dump_backtrace+0x2e/0x3c [ 2668.634105][ T36] [] show_stack+0x30/0x3c [ 2668.634608][ T36] [] dump_stack_lvl+0x12e/0x1a6 [ 2668.635522][ T36] [] dump_stack+0x1c/0x24 [ 2668.636363][ T36] [] nmi_cpu_backtrace+0x3b0/0x3b2 [ 2668.637168][ T36] [] nmi_trigger_cpumask_backtrace+0x2b6/0x458 [ 2668.637984][ T36] [] arch_trigger_cpumask_backtrace+0x2c/0x3c [ 2668.638949][ T36] [] watchdog+0xcf2/0x11de [ 2668.639889][ T36] [] kthread+0x39c/0x7d4 [ 2668.640433][ T36] [] ret_from_fork_kernel+0x2a/0xbb2 [ 2668.641052][ T36] [] ret_from_fork_kernel_asm+0x16/0x18 [ 2668.672748][ T36] Sending NMI from CPU 1 to CPUs 0: [ 2668.675658][ C0] NMI backtrace for cpu 0 [ 2668.676148][ C0] CPU: 0 UID: 0 PID: 3909 Comm: kworker/0:3 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 2668.676680][ C0] Hardware name: riscv-virtio,qemu (DT) [ 2668.677357][ C0] Workqueue: wg-crypt-wg2 wg_packet_tx_worker [ 2668.678199][ C0] epc : ipv4_get_l4proto+0x168/0x380 [ 2668.678766][ C0] ra : ipv4_get_l4proto+0x13e/0x380 [ 2668.679258][ C0] epc : ffffffff855616b4 ra : ffffffff8556168a sp : ffff8f8000007530 [ 2668.679621][ C0] gp : ffffffff89c83ca0 tp : ffffaf80305b1a40 t0 : ffffaf802172db80 [ 2668.679981][ C0] t1 : 0000000000000000 t2 : fffffffff2f20000 s0 : ffff8f8000007630 [ 2668.680313][ C0] s1 : ffffaf8029682800 a0 : ffffaf8029682806 a1 : 0000000000000013 [ 2668.680654][ C0] a2 : 0000000000f00000 a3 : ffffffff8556168a a4 : 0000000000000000 [ 2668.680977][ C0] a5 : 0000000000000001 a6 : 0000000000f00000 a7 : 0000000000000004 [ 2668.681293][ C0] s2 : ffffaf802172db40 s3 : 1ffff1f000000ea8 s4 : ffff8f8000007730 [ 2668.681653][ C0] s5 : 0000000000000000 s6 : ffff8f8000007560 s7 : ffffaf8029682800 [ 2668.681981][ C0] s8 : 0000000000000028 s9 : 0000000000000003 s10: ffffffff87643540 [ 2668.682303][ C0] s11: ffff8f80000077c0 t3 : 1ffff5f003218201 t4 : ffffffff876aac08 [ 2668.682631][ C0] t5 : ffffaf802f6ae128 t6 : 0000000000000002 [ 2668.682909][ C0] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 2668.683374][ C0] [] ipv4_get_l4proto+0x168/0x380 [ 2668.683918][ C0] [] nf_conntrack_in+0x10a8/0x1c3c [ 2668.684407][ C0] [] ipv4_conntrack_in+0x20/0x2e [ 2668.684922][ C0] [] nf_hook_slow+0xb8/0x1ec [ 2668.685425][ C0] [] ip_rcv+0x20e/0x44e [ 2668.685893][ C0] [] __netif_receive_skb_one_core+0x106/0x16e [ 2668.686528][ C0] [] __netif_receive_skb+0x2c/0x144 [ 2668.687212][ C0] [] process_backlog+0x4f6/0x1cb0 [ 2668.687823][ C0] [] __napi_poll.constprop.0+0xaa/0x4ba [ 2668.688426][ C0] [] net_rx_action+0xad4/0xefc [ 2668.688982][ C0] [] handle_softirqs+0x4b2/0x132e [ 2668.689535][ C0] [] __do_softirq+0x12/0x1a [ 2668.690121][ C0] [] ___do_softirq+0x18/0x20 [ 2668.690537][ C0] [] call_on_irq_stack+0x32/0x40 [ 2669.187018][ T36] Kernel panic - not syncing: hung_task: blocked tasks [ 2669.189739][ T36] CPU: 1 UID: 0 PID: 36 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 2669.191221][ T36] Hardware name: riscv-virtio,qemu (DT) [ 2669.192218][ T36] Call Trace: [ 2669.193106][ T36] [] dump_backtrace+0x2e/0x3c [ 2669.194580][ T36] [] show_stack+0x30/0x3c [ 2669.195905][ T36] [] dump_stack_lvl+0x110/0x1a6 [ 2669.197477][ T36] [] dump_stack+0x1c/0x24 [ 2669.199033][ T36] [] panic+0x38c/0x86a [ 2669.200287][ T36] [] watchdog+0x78a/0x11de [ 2669.201874][ T36] [] kthread+0x39c/0x7d4 [ 2669.203225][ T36] [] ret_from_fork_kernel+0x2a/0xbb2 [ 2669.204322][ T36] [] ret_from_fork_kernel_asm+0x16/0x18 [ 2669.205867][ T36] SMP: stopping secondary CPUs [ 2669.208438][ T36] Rebooting in 86400 seconds.. VM DIAGNOSIS: 04:17:33 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff801d7f44 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634b694 vstvec 0000000000000000 mepc ffffffff8006ee72 sepc ffffffff80160e9a vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 90440000000ac1b0 x0/zero 0000000000000000 x1/ra ffffffff8007849a x2/sp ffff8f80000063e0 x3/gp ffffffff89c83ca0 x4/tp ffffaf801b0a4ec0 x5/t0 ffff8f8000006960 x6/t1 fffff5ef0dda78f1 x7/t2 fffffffff2f20000 x8/s0 ffff8f8000006430 x9/s1 ffff8f80000065c0 x10/a0 0000000000000005 x11/a1 0000000000000000 x12/a2 ffff8f8000008000 x13/a3 ffffffff80078548 x14/a4 0000000000000000 x15/a5 ffffffff8634b9fc x16/a6 0000000000f00000 x17/a7 ffffaf806ed3c78b x18/s2 0000000000000000 x19/s3 ffffffff8666b120 x20/s4 ffffffff9103c3c0 x21/s5 0000000000000001 x22/s6 1ffff5f0064ecb92 x23/s7 ffffffff9103c3c0 x24/s8 dfffffff00000000 x25/s9 0000000000007fff x26/s10 ffffffff8634b694 x27/s11 ffffffff866755c0 x28/t3 69f0bd1000000000 x29/t4 fffff5ef0dda78f1 x30/t5 fffff5ef0dda78f2 x31/t6 0000000000000002 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 ffffffff800784b6 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634b694 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff80a5080a vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 9059e000000bcc33 x0/zero 0000000000000000 x1/ra ffffffff80af69d2 x2/sp ffff8f8002f77930 x3/gp ffffffff89c83ca0 x4/tp ffffaf80132e3480 x5/t0 fffff5ef07772800 x6/t1 0000000000000001 x7/t2 ffffaf806ed476c0 x8/s0 ffff8f8002f778b0 x9/s1 ffffaf80297a1940 x10/a0 0000000000000001 x11/a1 ffffef8000000000 x12/a2 0000000000000002 x13/a3 ffffaf80297a1940 x14/a4 0000000000f00000 x15/a5 ffffaf80132e4480 x16/a6 0000000000000003 x17/a7 ffffffff80a50258 x18/s2 0000000000000001 x19/s3 ffffaf80132e3480 x20/s4 0000000000000000 x21/s5 dfffffff00000000 x22/s6 ffffffff800783ae x23/s7 ffff8f8002f77660 x24/s8 dfffffff00000000 x25/s9 0000000000007fff x26/s10 ffffffff8634b694 x27/s11 0000000000000000 x28/t3 156e0ba900000000 x29/t4 0000000000001fff x30/t5 00000000000000c8 x31/t6 0000000000000002 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