Extracting prog: 20m56.111376936s Minimizing prog: 1h39m30.894984041s Simplifying prog options: 0s Extracting C: 6m21.770609703s Simplifying C: 1h9m6.300699839s extracting reproducer from 34 programs testing a last program of every proc single: executing 9 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet_sctp6_SCTP_EVENTS-bpf$PROG_LOAD-bpf$PROG_LOAD-prlimit64-sched_setscheduler-ioctl$VIDIOC_QUERYBUF-sched_setaffinity-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-waitid-sendto$inet6 detailed listing: executing program 0: setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000180)={0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x93}, 0xe) bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000280)=0x2) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000700)=@multiplanar_overlay={0x5, 0xc, 0x4, 0x10, 0x5, {0x0, 0xea60}, {0x2, 0x0, 0x0, 0xff, 0x7, 0x7, "105dcef9"}, 0xffffffff, 0x3, {0x0}, 0xffffffff}) sched_setaffinity(0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8) waitid(0x1, 0x0, &(0x7f00000007c0), 0x40000000, &(0x7f0000000840)) sendto$inet6(0xffffffffffffffff, &(0x7f0000000300)="8b", 0x34000, 0x0, &(0x7f0000000000)={0xa, 0x0, 0x0, @private1}, 0x1c) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-prlimit64-bpf$PROG_LOAD-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ppoll-read$char_usb-bpf$MAP_CREATE-newfstatat-ioprio_get$uid-sched_setscheduler-socket$nl_xfrm-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setaffinity-bind$netlink-socket$inet6-connect$inet6 detailed listing: executing program 0: openat$tun(0xffffffffffffff9c, 0x0, 0x200000, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) (async) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) (async) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async) r0 = getpid() sched_setaffinity(r0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) (async, rerun: 32) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) (rerun: 32) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e21}, 0x6e) (async) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) (async, rerun: 32) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) (rerun: 32) ppoll(0x0, 0x0, &(0x7f0000000040)={0x0, 0x989680}, 0x0, 0x0) (async, rerun: 32) read$char_usb(0xffffffffffffffff, 0x0, 0x0) (async, rerun: 32) bpf$MAP_CREATE(0x0, 0x0, 0x48) (async, rerun: 64) newfstatat(0xffffffffffffff9c, &(0x7f00000010c0)='\x00', &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) (rerun: 64) ioprio_get$uid(0x3, r3) (async, rerun: 32) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) (async, rerun: 32) r4 = socket$nl_xfrm(0x10, 0x3, 0x6) (async) r5 = getpid() sched_setscheduler(r5, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r6, &(0x7f0000000000)=@abs={0x0, 0x0, 0x4e22}, 0x6e) sendmmsg$unix(r7, &(0x7f00000bd000), 0x318, 0x0) (async) recvmmsg(r6, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) (async, rerun: 32) bind$netlink(r4, &(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc) (rerun: 32) r8 = socket$inet6(0xa, 0x3, 0x7) connect$inet6(r8, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-ioctl$KVM_IOEVENTFD-bpf$PROG_LOAD-bpf$PROG_LOAD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f, 0x0}, 0x8) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r4}) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x2, 0x4, 0x6, 0x7}, 0x48) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000680)={&(0x7f0000000500)="69c17d", &(0x7f0000000580)=""/112, &(0x7f0000001440), &(0x7f0000000600), 0x5, r5}, 0x38) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000100)={0xfffffffffffffffe, 0x10000, 0x1, r4, 0x1}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp=0x25, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[@ANYBLOB="b70000000100000bbfa30000000000000703000000feffff720af0fff8ffffff71a4f0ff00000000ae04020000000000be400300000000006504030001ed00007b130000000000004d44000000000000630a04fe0000000071330000000000009f030000000000009500000000000000023bc065b7a379d17cf9333379fc05000000912435f1a864a710aad58db6a693002e7f3be361917adef6ee1c8a2a4f8ef1e50bec919bc461e91a7168c5181554d1b583c587e436fe275daf51efd601b6bf01c8e8b1b526375ec5dd6fcd82e4fee5bef7af9a0200000000000000e3ff3128e599b0eaebbdbd732c9cc00eec363e4a8f645679c294392cf538b07ce2646cb7798b3e6440c2fbdb00a3e35208b0bb1d2cd871c5548930be3835f2554b4a28610643a98d9ec21ead2ed51b104d4d91af25b84550a7925c3109b151b8b9f75d80000000eda88c658d42ecbf28bf7076c15b463bebc72f526d8e4a9e231d512381e7a78afcb913466aae7f6df70252e79166d858fc152b659da074e1320060d0b11008e59a5923906f88b53987ad1714e72ba7a5b74f0c33d39000d06a59ff61622cfd9aa58fe8d485ae2c0cc65c2a36aaec2477584b6a89adaf17b0a6041bde4cc3ed54d27f777e92b87496e6649cf728d236619074d6ebdf098bc908c423d228a40f9411fe7226a40409d6e37c4f46756d31cb46761bade70063e5291569b33d21dae356e1c51f03fb8a63e089679216da18de0ae564162a27afea62d84f3a10746443d64364f56e24e6d21053d901204a1deeed41556175cbd4041b7d301bcb72652d950ad31928b0b093778b68e2e9853c02d0f5ad94b081fcd507acb4b9c65fee9d5a17f48a7382f98928d5e9b94ff9ae49cee383dc5049076b98fb6853ab39a21514da60d2ae20cfb91d6a49964757cff538f9ce2bdb1ab062cd54e67011d355d84ce97bb0c6b4a595bcf50ab32d710b651f898ba749e40bc6980fe78683ac5c0c31030699ddd71063b59261b2e1aab1675b34a220488c126aeef5f510a8f1aded94a129e4aec6f8c3a13596c2ea3e2e04cfdce669e51731b2875353193f82ade69d0540059fe6c7fe7c00fb7502c7596566d674e425da5e87e59602a9f6590521d31d3804b3e0a1053abd47b64a1b304502dda787343ce3c95300000000010000003baae244e7bf37548c7f1a4cad2422ee965a38f7defbd2960242b104e20dc2d9b0c35608d402ccdd9069bd50b994fda7a9de44022af46667cf25c5d3038816106dec28eaeb88343261a48a18f562ae00003ea96d10f172c0374d6eed82641687f3b3a70bfeff59d54d1f92ecc4e95dd2d18383117c03987d198899b212c55318294270a1ad10d30fef7c24b78b29d83238273f4fc87afce829ba0f85da6d888f18ea40ab959f6074ab2a4009b9e5f07ab513cdc6c0e57fb1c1ca571380d7b4ead8eaf68b0c5dda0467d35a3807000000b702396df7e0cbe02b6e4114f244a9bf93f04beb72f0861f7580e69db384ac7eeedcf2ba1a9508f9d6aba582a896a9f1ffa968eacea75caf822a7a63ba34015ea5aacb1188883ad2a3b1832371fe5bc621426d1ea1e717d29135753208165b9cdbae037f315c7d951680f6f2f9a6a8346962a350845ffa0d829e4f79adc287906943408e6df3adbfd03aac93df8866fb010aec0e92bed1fe39af169d2a466f0db6f3d9436a7d55fc30511d00000000c95265b2bd83d64a532869d7012c1b45f6ada1ee7baa5b6a686b50f09b7f778af083e055f6138a757ebd0ed91114a6b244f9acf41ac4d73a008364e0602a594817031fc2ff2c32a1989e00f52f8785fe0721719b3d654026c6ea08b83b123145ab5703dad844ceb201ddeb6dc5f6a9037d2283c42efc54fa84323a3c3e6e4fd2e016820f78b796a825b3dad9ce7b37507e0b83c3ecd01549bca6a016b3e18a00c748894dc3bfe5efda8b0a477d6a6562fdee45eb16e276dee992094ba9830f6c164179e7d532d86060bea930118d3cae1b8f916b9671b7000000000040f4bee5ad2dea2d14e195265504c05bba38b095e1679f96ddef65ba5de9c8cfb6465ae4165c0689a314a6eb6b36aa705b957edef3035e14b879d4e7dc00624708042e00bf9a7f7ae5f308744770759558e4fcb99c0dc957521ef255362bf2f3966f3754e81fb9bdef22c19f5a49147b85343f9f36bcda9f64b7a5c5b2f5452f5b1de02e6f15c5640bf89d4a74d51dc233dee628c1dfbb5566b98478c174b34eb234481547e484c6af101396b6977dd668b401391c1dc54f2edccf1cabe6be9868d383eb937efdfd9ade018106f544f04fc07ad525497f65fbad3cf145396acf3b0d38e6b46e28d86880fd6f62c373000000000000000000005d194c27cd4d8f6727f59c71dc84311c0f1fb6c87081c7be9355288610c32c2d8c18bf2027212182903687f48262aea54c5f8a315c9aa4a5af1aa2c4007d1baae38c270012b7eb9411ae451204dba30f8321b07a18db97c3e0cf6a15170e515b1cc463a67a5b2b23ec5662ccfa898b8d5075647bdfb390cde56efb8fd42df12c5c8f66bdc58449ec2b38bf12f5f0a49dcbcf4e6f11c47d23fa34793a0000a1cbb1e06e9a8d2449451d7a05ec0a0d3c9716f505ddeba488c60ebf44cac05c2739694359c925148137376dd3f1330ed0e9211f73ee279cc0b5c298422395ce438f48a39ff569375e609f9e904aacc3d8011326d5e4d654c74501cf16bbf72d3984f9b4ef000000003a8a3d49fc837001e4622e58e3a4ef6b55a8dd0680d951cdb6e54ed92a9a6a0e5e494b7b7b0ef4b4bafc5d964551b2a22bfd12b0761ef07a103e51e84917ee44f860b9785e264343f6a80e9318edecf73df6940856cd56c56eb3831445833c701044aaa49439a44a624267580b3c0980d7f87437bf498f6e1915450400000000000000564a02552c0a5fedbcf4da0db6ed03b9dbc224ee76d20aaf1ac74bcb7eb6f202209e64cc4d130dcf6ab3df8ae4911deb4bb5c7df97fc348d151e834be73915f854272f69d88123f666448b6a8e73322b04fffea9cc05e4129debf311c73b4d1a244b1e5b9943028745a0b6477686740ab877315e35624d791e6f71adb1acd3e22cf472ff7e048b16c11c84da9a3b16b92665912132a4dba680052919c20e191311d8092a09f3c609823fed1bd651ce1c34de105790ba2ca3afa26647f66efbf97b109e7226c74e32beb14ff3fd6918e255fc9b42f86b0188cf885afcc9bb77a7fc3ca7ec1015af494add960f8a11422ca005f24006867cd156e0350022943e301b2c07f4d37d07b05ac2fa1f1d5a0d6eb7e992b076bd77509c26034d2a740d578476410b413591884136259693effaf27e7bcfb58efa92625fb9bd68ecca42047f6e7d24b0446ea16a310073c163d1c6aa3ba1fe76b4e88d5f98cc05c6d033e2c28b4990892230d6b4e5c083a601a25145eb22f4f77313117f8147810d95c64fb78b0a000000000000000000000000e92ba8b066e4bd82bb6003d5da8791d838bcd6eefb13000000000000000000000000000000b652ff6fbad82da75114742bc6a27cba894ef490531be709a3a3c81b267dfafa55e6f855200b4e7518682c30f40808cd5bb8f00beb63b4989cc01d8e75a182337b9f9e08430ccec9bda0134d07a9f54b60033182f5d2bb61fd130d65e68bf148d26470060c707a8cf750ca954ee63c78cd975c7f565783383f02edcb7ce4a9ed0c511d18fe32352276d72eefe0d566f97ccae16b3492f60b96574aac4f1862fb6e4932c181dbf8c68ca16b765de9edba0bf5bfb9c4950d19c0bc31db02f374ce62141160436639d4b6cb0033a47ffdc54d55f1136743b1b26946f200000000000000007590ab8f29c7accd9d11786c4ca1271cd2293b572f14a3dfcaa3467f2783fc09e3eee3fa4b82b7b6ce904e05fa797a2f7ff63e4f874bd870821f6460904e05d7a3f8295a9a5fba1e3587b9d9e878c86ba9b66c4491fcff607d9cbf156f3fc0fb8c827d4e6cac493a3e2746bd5f0f8bc024352200a4250785cdca4fe3c546972d0a56e3905d1e72c33d64f6591fe25f312f47e7ec6b4640f1f6dc4efee4b8d3cfbfcbf77bfd52f0a99adc7d359233cfea0a11f5dcb87603885f08d633e842644988d2f45a1824361b5df707f726fad22d53727b4396b3d05df34933262fdb09f19837fdc2af1c721b17d54076e25ab625ae0a4c9cd900"/3002], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x6}, 0x10, r1}, 0x94) program crashed: INFO: task hung in addrconf_dad_work single: successfully extracted reproducer found reproducer with 12 syscalls minimizing guilty program testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-ioctl$KVM_IOEVENTFD-bpf$PROG_LOAD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f, 0x0}, 0x8) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r4}) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x2, 0x4, 0x6, 0x7}, 0x48) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000680)={&(0x7f0000000500)="69c17d", &(0x7f0000000580)=""/112, &(0x7f0000001440), &(0x7f0000000600), 0x5, r5}, 0x38) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000100)={0xfffffffffffffffe, 0x10000, 0x1, r4, 0x1}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp=0x25, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: INFO: task hung in kvm_mmu_uninit_vm testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x2, 0x4, 0x6, 0x7}, 0x48) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000680)={&(0x7f0000000500)="69c17d", &(0x7f0000000580)=""/112, &(0x7f0000001440), &(0x7f0000000600), 0x5, r4}, 0x38) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000100)={0xfffffffffffffffe, 0x10000, 0x1, r3, 0x1}) program crashed: INFO: rcu detected stall in corrupted testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD-bpf$MAP_CREATE-bpf$MAP_LOOKUP_BATCH detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x2, 0x4, 0x6, 0x7}, 0x48) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000680)={&(0x7f0000000500)="69c17d", &(0x7f0000000580)=""/112, &(0x7f0000001440), &(0x7f0000000600), 0x5, r4}, 0x38) program crashed: INFO: task hung in linkwatch_event testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD-bpf$MAP_CREATE detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r3}) bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x2, 0x4, 0x6, 0x7}, 0x48) program crashed: INFO: task hung in inet_rtm_newaddr testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd(0x2c0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1, r3}) program crashed: INFO: task hung in kvm_mmu_uninit_vm testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-eventfd detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) eventfd(0x2c0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program crashed: INFO: rcu detected stall in corrupted testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-openat$kvm-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) openat$kvm(0xffffffffffffff9c, &(0x7f0000004300), 0x1, 0x0) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program crashed: INFO: task hung in hci_conn_failed testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-bpf$BPF_BTF_GET_NEXT_ID-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000300)={0x7f}, 0x8) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program crashed: INFO: task hung in addrconf_dad_work testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program crashed: INFO: task hung in addrconf_dad_work testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: socket$unix(0x1, 0x5, 0x0) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program did not crash testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program did not crash testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, 0x0) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program did not crash testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', 0x0}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program did not crash testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000240)={0x7, 0x10000, 0x1}) program did not crash testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: INFO: rcu detected stall in corrupted extracting C reproducer testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work simplifying C reproducer testing compiled C program (duration=7m15.400122061s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program did not crash testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in reg_check_chans_work a never seen crash title: INFO: task hung in reg_check_chans_work, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in crda_timeout_work a never seen crash title: INFO: task hung in crda_timeout_work, ignore testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: INFO: task hung in reg_check_chans_work validation run: crashed=true testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine validation run: crashed=false testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine validation run: crashed=false testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: INFO: task hung in addrconf_dad_work validation run: crashed=true testing program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, 0x0) program crashed: INFO: task hung in corrupted validation run: crashed=true reproducing took 3h36m47.974926941s repro crashed as (corrupted=true): [ 529.577637][ [ 529.577637][ T39] INFO: task kworker/u8:10:3610 blocked for more than 143 seconds. report is corrupted, running repro again testing compiled C program (duration=7m15.400122061s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-ioctl$KVM_IOEVENTFD program crashed: INFO: task hung in reg_process_self_managed_hints final repro crashed as (corrupted=false): INFO: task kworker/1:0:31 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:20616 pid:31 tgid:31 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: events reg_todo Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x16f3/0x4c20 kernel/sched/core.c:6961 __schedule_loop kernel/sched/core.c:7043 [inline] rt_mutex_schedule+0x77/0xf0 kernel/sched/core.c:7339 rt_mutex_slowlock_block+0x5ba/0x6d0 kernel/locking/rtmutex.c:1647 __rt_mutex_slowlock kernel/locking/rtmutex.c:1721 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1760 [inline] rt_mutex_slowlock+0x2b1/0x6e0 kernel/locking/rtmutex.c:1800 __rt_mutex_lock kernel/locking/rtmutex.c:1815 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:536 [inline] mutex_lock_nested+0x16a/0x1d0 kernel/locking/rtmutex_api.c:547 class_wiphy_constructor include/net/cfg80211.h:6212 [inline] reg_process_self_managed_hints+0xaf/0x1c0 net/wireless/reg.c:3209 reg_todo+0x7bc/0x8c0 net/wireless/reg.c:3222 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task kworker/u8:13:3608 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:13 state:D stack:20056 pid:3608 tgid:3608 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x16f3/0x4c20 kernel/sched/core.c:6961 __schedule_loop kernel/sched/core.c:7043 [inline] rt_mutex_schedule+0x77/0xf0 kernel/sched/core.c:7339 rt_mutex_slowlock_block+0x5ba/0x6d0 kernel/locking/rtmutex.c:1647 __rt_mutex_slowlock kernel/locking/rtmutex.c:1721 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1760 [inline] rt_mutex_slowlock+0x2b1/0x6e0 kernel/locking/rtmutex.c:1800 __rt_mutex_lock kernel/locking/rtmutex.c:1815 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:536 [inline] mutex_lock_nested+0x16a/0x1d0 kernel/locking/rtmutex_api.c:547 rtnl_net_lock include/linux/rtnetlink.h:130 [inline] addrconf_dad_work+0x119/0x15a0 net/ipv6/addrconf.c:4194 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task kworker/1:5:5882 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:21224 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: events_power_efficient crda_timeout_work Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x16f3/0x4c20 kernel/sched/core.c:6961 __schedule_loop kernel/sched/core.c:7043 [inline] rt_mutex_schedule+0x77/0xf0 kernel/sched/core.c:7339 rt_mutex_slowlock_block+0x5ba/0x6d0 kernel/locking/rtmutex.c:1647 __rt_mutex_slowlock kernel/locking/rtmutex.c:1721 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1760 [inline] rt_mutex_slowlock+0x2b1/0x6e0 kernel/locking/rtmutex.c:1800 __rt_mutex_lock kernel/locking/rtmutex.c:1815 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:536 [inline] mutex_lock_nested+0x16a/0x1d0 kernel/locking/rtmutex_api.c:547 crda_timeout_work+0x15/0x50 net/wireless/reg.c:541 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor919:5885 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor919 state:D stack:29224 pid:5885 tgid:5883 ppid:5840 task_flags:0x400040 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x16f3/0x4c20 kernel/sched/core.c:6961 __schedule_loop kernel/sched/core.c:7043 [inline] rt_mutex_schedule+0x77/0xf0 kernel/sched/core.c:7339 rt_mutex_slowlock_block+0x5ba/0x6d0 kernel/locking/rtmutex.c:1647 __rt_mutex_slowlock kernel/locking/rtmutex.c:1721 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1760 [inline] rt_mutex_slowlock+0x2b1/0x6e0 kernel/locking/rtmutex.c:1800 __rt_mutex_lock kernel/locking/rtmutex.c:1815 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:536 [inline] mutex_lock_nested+0x16a/0x1d0 kernel/locking/rtmutex_api.c:547 rtnl_net_lock include/linux/rtnetlink.h:130 [inline] dev_ioctl+0x83c/0x1150 net/core/dev_ioctl.c:850 sock_ioctl+0x71c/0x790 net/socket.c:1284 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:598 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:584 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe38eb63e19 RSP: 002b:00007fe38eb0f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe38ebe8408 RCX: 00007fe38eb63e19 RDX: 0000200000000080 RSI: 00000000000089f0 RDI: 0000000000000003 RBP: 00007fe38ebe8400 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000000cc R13: 0000200000000080 R14: 00002000000000c0 R15: 0000200000000090 Showing all locks held in the system: 2 locks held by ksoftirqd/0/15: 2 locks held by rcuc/0/20: #0: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #1: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #1: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 8 locks held by ktimers/1/29: 2 locks held by ksoftirqd/1/30: #0: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #1: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #1: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 4 locks held by kworker/1:0/31: #0: ffff888019898538 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888019898538 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc90000a5fbc0 (reg_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc90000a5fbc0 (reg_work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: reg_todo+0x1c/0x8c0 net/wireless/reg.c:3219 #3: ffff88804b4b0898 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6212 [inline] #3: ffff88804b4b0898 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: reg_process_self_managed_hints+0xaf/0x1c0 net/wireless/reg.c:3209 1 lock held by khungtaskd/39: #0: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775 4 locks held by kworker/1:1/45: #0: ffff888034a32938 ((wq_completion)wg-crypt-wg1){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888034a32938 ((wq_completion)wg-crypt-wg1){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc90000b67bc0 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker)))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc90000b67bc0 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker)))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #3: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #3: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 6 locks held by kworker/u8:3/57: #0: ffff888028e02938 ((wq_completion)wg-kex-wg1){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888028e02938 ((wq_completion)wg-kex-wg1){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc9000123fbc0 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc9000123fbc0 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffff88803707d5f8 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x10a/0x7e0 drivers/net/wireguard/noise.c:529 #3: ffff88803d708e90 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x11b/0x7e0 drivers/net/wireguard/noise.c:530 #4: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #5: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #5: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 7 locks held by kworker/u8:5/149: #0: ffff888019881138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888019881138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc9000396fbc0 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc9000396fbc0 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffff888032fe7300 (&devlink->lock_key){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xbc0 drivers/net/netdevsim/dev.c:853 #3: ffff888034a21520 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #3: ffff888034a21520 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report drivers/net/netdevsim/dev.c:806 [inline] #3: ffff888034a21520 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1ad/0xbc0 drivers/net/netdevsim/dev.c:866 #4: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #4: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #4: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #4: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1bb/0x2c0 kernel/locking/spinlock_rt.c:57 #5: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #6: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #6: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 3 locks held by kworker/u8:7/982: 4 locks held by kworker/1:2/3119: 4 locks held by kworker/u8:12/3587: #0: ffff88814d543138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff88814d543138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc9000d80fbc0 ((work_completion)(&(&bat_priv->tt.work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc9000d80fbc0 ((work_completion)(&(&bat_priv->tt.work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #3: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #3: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 3 locks held by kworker/u8:13/3608: #0: ffff88802fff1938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff88802fff1938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc9000d6dfbc0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc9000d6dfbc0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #2: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x119/0x15a0 net/ipv6/addrconf.c:4194 5 locks held by kworker/u8:14/4846: #0: ffff888019881138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888019881138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc9000f3ffbc0 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc9000f3ffbc0 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffff88804b4b0898 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6212 [inline] #2: ffff88804b4b0898 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xc4/0x470 net/wireless/core.c:421 #3: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #4: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #4: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 2 locks held by klogd/5197: #0: ffffffff8dac53a8 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:161 [inline] #0: ffffffff8dac53a8 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x27/0x60 include/linux/srcu.h:253 #1: ffff88801de86b58 (&n->list_lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #1: ffff88801de86b58 (&n->list_lock){+.+.}-{3:3}, at: __slab_free+0x19e/0x390 mm/slub.c:4526 2 locks held by dhcpcd/5503: 5 locks held by dhcpcd/5504: 2 locks held by getty/5602: #0: ffff88823bf688a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90003e832e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x444/0x1410 drivers/tty/n_tty.c:2222 3 locks held by kworker/1:4/5881: #0: ffff888019899938 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc90004a87bc0 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc90004a87bc0 ((reg_check_chans).work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: reg_check_chans_work+0x95/0xf30 net/wireless/reg.c:2483 3 locks held by kworker/1:5/5882: #0: ffff888019899938 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff888019899938 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc90004c87bc0 ((crda_timeout).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc90004c87bc0 ((crda_timeout).work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: crda_timeout_work+0x15/0x50 net/wireless/reg.c:541 1 lock held by syz-executor919/5885: #0: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8ecd22f8 (rtnl_mutex){+.+.}-{4:4}, at: dev_ioctl+0x83c/0x1150 net/core/dev_ioctl.c:850 5 locks held by kworker/1:8/5890: #0: ffff88802854b538 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline] #0: ffff88802854b538 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3319 #1: ffffc90004bf7bc0 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker)))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline] #1: ffffc90004bf7bc0 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker)))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3319 #2: ffff88803d709928 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x38/0xbe0 drivers/net/wireguard/noise.c:822 #3: ffffffff8d84a7a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 kernel/softirq.c:163 #4: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:44 [inline] #4: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 kernel/softirq.c:168 3 locks held by kworker/0:6/5891: 1 lock held by dhcpcd/5892: #0: ffff888024bfa350 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1667 [inline] #0: ffff888024bfa350 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x32/0xcd0 net/packet/af_packet.c:3251 1 lock held by dhcpcd/5893: #0: ffff888026bd0350 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1667 [inline] #0: ffff888026bd0350 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x32/0xcd0 net/packet/af_packet.c:3251 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 nmi_cpu_backtrace+0x39e/0x3d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:328 [inline] watchdog+0xf93/0xfe0 kernel/hung_task.c:491 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 17 Comm: pr/legacy Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:io_serial_out+0x7c/0xc0 drivers/tty/serial/8250/8250_port.c:407 Code: ae 7f fc 44 89 f9 d3 e5 49 83 ee 80 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 cc e4 de fc 41 03 2e 89 d8 89 ea ee <5b> 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc 44 89 f9 80 e1 07 38 c1 RSP: 0018:ffffc900001678f0 EFLAGS: 00000202 RAX: 0000000000000039 RBX: 0000000000000039 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000000003f8 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffffff853eb070 R12: dffffc0000000000 R13: 0000000000000001 R14: ffffffff993a85c0 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881268c2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000563e5002d5c0 CR3: 000000002f72e000 CR4: 00000000003526f0 Call Trace: serial_port_out include/linux/serial_core.h:798 [inline] serial8250_console_putchar drivers/tty/serial/8250/8250_port.c:3246 [inline] serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:-1 [inline] serial8250_console_write+0x1291/0x1b40 drivers/tty/serial/8250/8250_port.c:3396 console_emit_next_record kernel/printk/printk.c:3118 [inline] console_flush_all+0x695/0xcd0 kernel/printk/printk.c:3226 __console_flush_and_unlock+0xa4/0x240 kernel/printk/printk.c:3285 legacy_kthread_func+0x13b/0x1a0 kernel/printk/printk.c:3638 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245