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"}], 0x1048}, 0x40880) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg$kcm(r3, &(0x7f0000004dc0)={&(0x7f0000003800)=@ethernet={0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x80, &(0x7f0000004c80)=[{&(0x7f0000003880)="981bdd83e4099bc62ff52aa39320974f88578a1ec0e535ce51a2f6460669642e697d3b806cd0050b58d4eb75d7d7e81889f1baf014e786b4fd999518478564cc4b82c5f65a3918ffa47d67e584068ec89b3871bfa4c06241abb8d3244edd4be32059fdd0508f4d7dd9265a72709765c341659c9a68ff158e5220abccb5c87ebeeba743a2b25a8c84ad0d510e7c0d709352bedf3bf2a57974ed65f567c1898d27e0f9fa9a3b0d90d47a86", 0xaa}, {&(0x7f0000003940)="219e9e97c84c95fd7716420026aa5c607d95704453edb2ba2240218b5aad98e77daa074c3ad32eaf936245163d5f6a7a1ca7e5a23a40921ec2f48955e718b213653a80772df2a812b5047409cf35e2c72e1cbb441d0eb5de546570af195e80b921757337505dac77c06cae333c13df37bc87cf14794ae02c2315cccaf60318f79b0dea127dc447ac550cb7eef3a4ab096f41423100f1c40161cf5ad59e4bd6ff05e85eb0ba636c9a145d7dee7a63652485ab27da5c2935f6f2fbfd658fc3b7f4c55f2911d9f28f2370c6ff79e5cf6a2955770e7dbd", 0xd5}, {&(0x7f0000003a40)="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", 0x1000}, {&(0x7f0000004a40)="7fa7efeae33254763416d18b73b7234509e57a39e8aa897f2e6897214533a391124160590af7fcb5679f4f3bfc5285915e1772115b11371ac91828bc80f43cdd40c6cf231c05e938de2e1a", 0x4b}, {&(0x7f0000004ac0)="461262bbee419a8d57f7f7a8575fcb5fe5617354fd06e76ff78ab10606493322560c7db32f3ca28e7960bc8d3b4f9d256e2a089b2fe2e170d9c8fb0e76c0c07c5f8fe8bbf406f3258c72b0b6988bf5dbb5c341f55838b536b6ec8b7df5efbfbe183ba958f4d3", 0x66}, {&(0x7f0000004b40)="324f6c17f34a78d2581992417505067a5bd47b4aab3f32ddc2c97d14e66c69791b4f46ce29d8c7147f4137b1bc9e143d443da0f80baca6ef329f3b321dfd41363106dca1454e312fe4630d34976835233ee49e684a88898c58ef36fb6c9069dd8b29c0", 0x63}, {&(0x7f0000004bc0)="ef15a09711553257dd5c44b9bb521bfd18e926f2a447b64c68d592355a0dabe52262517772b0f8ed3958f506ae8982241e80d2d28c1873a8002893c517bebf2f24e3105da9ab5cddb4e1403d88f4ba110abb96616ee15ae0a033d0b5b0d1e14c14d404fd0d0e18e3ddeabd434b4deeba2f35041f2a8214b5a179b33c2db0a03170ade786ced69fe963d3c966672c5eb6dc796acc46e6c2", 0x97}], 0x7, &(0x7f0000004d00)=[{0x88, 0x0, 0x3, "bba8fa3a082755607c8136b2ca9704cad2739d9de1e6170660a9d191543bb30fd6c69e0721f12d509588e941815fd68f4de30991669bd394c16374a68cd2013d9cdc3ccc0b3b3aa7ee728374ec197223e95092c65009c9961f63b76382e0775c728e9937e6881b1d18fa6db96f27fb3549"}], 0x88}, 0x8010) sendmsg$inet(r2, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r4, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000037c0)) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000040)={r2, r4}) socket$kcm(0xa, 0x3, 0x3a) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r6, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg$kcm(r6, &(0x7f0000000180)={&(0x7f00000001c0)=@nl=@proc={0x10, 0x0, 0x25dfdbff, 0x800}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000240)="82c2178d", 0x4}, {&(0x7f0000000300)="d844afd65bd28d0adec161b02c61b3a110e77b56267dae6da74ff95cc018c17d6e9c6c54522d71fbda566a4d8447c877e12aefffdfdcd359c3ab7d6f96abb7407ccc66ccd1cecebdac212e8aaa7ffaa62d1917f6b5210565e1abdfa4c98dd2c46ee8b6f9a27dd2f8980b8d41908e2928b2b076ff2abe65ce47abc7a92be744c308c235bb39bff4419e3593fce0eee4a95092232eade6ac9edd211c225ab194ea5033ee5944f2d359c655df36ff1625088ea5454d6d19fdda13d597", 0xbb}, {&(0x7f00000000c0)="078e1949eca6cb1c092d5df65985400147d27959349139ed5e73c8f6649ff86c701c31f1a8cf90e91d6dc6bb42d72e419a89", 0x32}, {&(0x7f0000000540)="ce822ff7a7bdaec85a6514a9a70d94d13cafc757c7bdcd11698bfe360d3f56d4c702a29a4741af1bc220a93411cd7129bb8afd626f08085d75676ea323124ba1632e4641941c36df3276eb3f2b40e93d9193b63fc555df86d7060da14c733c8c0f7bd83077f600b1cdb7ece51cc61b37cf2fcc392f41735a2c8b16dcbd9e5c074fb19d69b9dc39ec393e0588855771426da41f87488890596dd8f5139e8ab4dc720583ab675c96f5525c952514c81cc1ea1eaf3c", 0xb4}], 0x4}, 0x4000014) 21:50:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f0300246c0705d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024740705d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f0300247a0705d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000c05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000e05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:24 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024002805d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:52 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b00)={0xa, 0x1, 0x3fc, 0xc, 0x44, 0xffffffffffffffff, 0x8000, [], 0x0, r0, 0x0, 0x0, 0x5}, 0x32) r2 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140), 0x0, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x2, 0x0) openat$cgroup_ro(r3, &(0x7f0000000080)='cpu.stat\x00', 0x0, 0x0) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.net/syz1\x00', 0x200002, 0x0) openat$cgroup_ro(r5, &(0x7f0000000100)='cpuset.effective_cpus\x00', 0x0, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000800)={r3, &(0x7f0000000280), &(0x7f0000000000)="70539fa0576d8ff78f6144cb3dda", 0x2}, 0x20) r6 = gettid() r7 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r6, 0x0, 0xffffffffffffffff, 0x0) r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r8, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r9 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r9, 0x1, 0x3e, &(0x7f00000002c0)=r8, 0x161) perf_event_open(&(0x7f0000000300)={0x5, 0x70, 0x0, 0x1, 0x1, 0xe2, 0x0, 0xfff, 0x84000, 0xb, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x2, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x5, 0x2, @perf_bp={&(0x7f0000000180), 0x1}, 0x803, 0x2, 0x3f, 0x6, 0x7fffffff, 0x8, 0x6}, r6, 0xd, r7, 0x2) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r1, &(0x7f0000000280), &(0x7f0000000400), 0x2}, 0x20) 21:50:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024003505d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:52 executing program 5: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, 0x0, 0x0) mkdir(0x0, 0x1e1) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_bp={0x0}, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xfffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[], 0x32600) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="74d2525b480a187d"], 0xda00) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='memory.events\x00', 0x2da8020000100000, 0x500001c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r0, &(0x7f0000000280)="52bc4fbfa5c285828e9675f31e551789bf05b9382beb7a9c24a6f80c1c2a925ca38d57f9a54cb490bdec247728f2d5319d9301f6ec953305f4ca0bb4f841849d1e686f8aeea3cdbb54516809dd98d49c8099fadbd5f282385f62d49f4a14feb5effa12983f2d3e5a8144ab77340eadc8e87db5891a93a4aa7a749b582b97787a7d312c2bf8abfebe313c970a6db3cd36e8d3eb51fcb49c82fbf7fe017b3c9ad7ef16d209ab434e962fe1531e45daa14366fd5a37d4ce7c03c0f8d43e2d08"}, 0x20) 21:50:52 executing program 3: perf_event_open(&(0x7f0000000300)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xfffffffffffffffc, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) r1 = socket$kcm(0x2b, 0x1, 0x0) sendmsg$inet(r1, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x20004004) close(r1) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) r3 = openat$cgroup_ro(r2, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40086602, 0x400007) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x3, 0x7, 0x1, 0x400, 0x480, 0x1, 0xd3f5, [], 0x0, r3, 0x5, 0x1, 0x4}, 0x40) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r4, &(0x7f0000000200), 0x806000) write$cgroup_subtree(r4, &(0x7f0000000380)=ANY=[@ANYBLOB="296d65fc667274a65fccf111094ff822a16f202d63cfd640721a77e90f75202b74fa8da777a59fb2293944674c3c0ec0b2175371087ad9e9f21209a03d693148e6b15ab9d579fddce73b0036c000a92e0ad74e4c37ab295826ff187d7acf7c879f7e62f23ed788ff35d32b16733e3a7e276707c63ee3f36b4dd14af93d1b137430bdc69340abe4308894039e13cd80c28cc5bffbaa5102b45bb0271239ac3ea9c492b387a2eee774bd"], 0x2a) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0xfffffffffffff6a6) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={0xffffffffffffffff, &(0x7f00000000c0)="4a5b1fad8d09614c4b1d077a5f3071a4ef8d010c5b16482997fbbbfef77eaa06560c10b7964541e2d8d91d2977869eec4434dcfef18b99cd4de8c8bac9b8c1f2fd0095a4123adadaa26a156e22a69112f60437e475242e16bc792f2170714ba79a370cb6568d7c345521c3ca7f9a8cf2470772975427f0268dae07142c5e94afdffed9546f46c8246227fbdd7da44eed7889add65d09208a55e945d87412cc68b17cabf81f479c209dfb711d", &(0x7f0000000200)=""/52}, 0x20) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r5, &(0x7f0000000200), 0x806000) openat$cgroup_ro(r5, &(0x7f00000002c0)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) 21:50:52 executing program 4: perf_event_open(&(0x7f0000001780)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000540)={0xffffffffffffffff}) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000640)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r1, 0x18000000000002e0, 0xe80, 0x3580, &(0x7f0000000280)="b95b03b700030000009e40f086dd", 0x0, 0xfd, 0x6000000000000000, 0x0, 0x0, 0x0, 0x0}, 0x40) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000580)=r1, 0x4) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0x0, &(0x7f0000001f00)=ANY=[@ANYBLOB], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000000), 0x10}, 0x78) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) r2 = gettid() openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='cpuacct.stat\x00', 0x0, 0x0) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e9, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(r3, 0x40042408, 0xffffffffffffffff) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000600)={r2, r3, 0x0, 0x0, 0x0}, 0x30) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x4400}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r4, 0x18000000000002e0, 0xe80, 0x3580, &(0x7f0000000280)="b95b03b700030000009e40f086dd", 0x0, 0xfd, 0x6000000000000000, 0x0, 0x0, 0x0, 0x0}, 0x40) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)=0x1, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x8) write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) 21:50:52 executing program 2: r0 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct]}}, 0x0, 0x26}, 0x20) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000040)=@framed, &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r0, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={r1, 0xc0, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000380)=r2, 0x4) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x9, 0x6, &(0x7f0000000000)=@raw=[@generic={0x6, 0x9, 0x9, 0x401, 0x5}, @ldst={0x3, 0x1, 0x2, 0x9, 0x4, 0xfffffffffffffffe, 0x1}, @generic={0xff, 0x9, 0x9, 0x3, 0x4}, @func={0x85, 0x0, 0x1, 0x0, 0xfffffffffffffff8}, @initr0={0x18, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x1}], &(0x7f0000000040)='GPL\x00', 0x0, 0x74, &(0x7f0000000180)=""/116, 0x40f00, 0x2, [], 0x0, 0x10, 0xffffffffffffffff, 0x8, &(0x7f0000000100)={0x3, 0x3}, 0x8, 0x10, &(0x7f0000000200)={0x5, 0x1, 0x2, 0x1}, 0x10, r2, r3}, 0x78) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x17, 0x4, &(0x7f0000000540)=@raw=[@call={0x85, 0x0, 0x0, 0x5c}, @initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1}, @exit], &(0x7f0000000140)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r2, r5}, 0x78) [ 2046.263817][T15111] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2046.272075][T15111] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2046.285286][T15111] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2046.285286][T15111] !' [ 2046.295281][T15111] CPU: 0 PID: 15111 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2046.303996][T15111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2046.314062][T15111] Call Trace: [ 2046.317396][T15111] dump_stack+0x188/0x20d [ 2046.321733][T15111] sysfs_warn_dup.cold+0x1c/0x2d [ 2046.326700][T15111] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2046.332806][T15111] sysfs_create_link+0x61/0xc0 [ 2046.337578][T15111] device_add+0x71c/0x1bc0 [ 2046.341994][T15111] ? uevent_show+0x360/0x360 [ 2046.346614][T15111] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2046.352587][T15111] wiphy_register+0x1c46/0x2720 [ 2046.357435][T15111] ? wiphy_unregister+0xf90/0xf90 [ 2046.362484][T15111] ? __kmalloc+0x629/0x7a0 [ 2046.366889][T15111] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2046.372431][T15111] ieee80211_register_hw+0x13d4/0x36a0 [ 2046.377904][T15111] ? __debug_object_init+0x4a1/0xe20 [ 2046.383190][T15111] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2046.388654][T15111] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2046.394203][T15111] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2046.400179][T15111] ? memset+0x20/0x40 [ 2046.404152][T15111] ? __hrtimer_init+0x134/0x260 [ 2046.408995][T15111] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2046.414702][T15111] ? vprintk_func+0x81/0x17e [ 2046.419291][T15111] ? hwsim_register_received_nl+0x400/0x400 [ 2046.425181][T15111] hwsim_new_radio_nl+0x905/0xf60 [ 2046.430194][T15111] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2046.436163][T15111] ? cap_capable+0x1eb/0x250 [ 2046.440766][T15111] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2046.447094][T15111] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2046.453466][T15111] genl_rcv_msg+0x627/0xdf0 [ 2046.457968][T15111] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2046.464307][T15111] netlink_rcv_skb+0x15a/0x410 [ 2046.469109][T15111] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2046.475468][T15111] ? netlink_ack+0xa80/0xa80 [ 2046.480077][T15111] genl_rcv+0x24/0x40 [ 2046.484047][T15111] netlink_unicast+0x537/0x740 [ 2046.488801][T15111] ? netlink_attachskb+0x810/0x810 [ 2046.493943][T15111] ? _copy_from_iter_full+0x25c/0x870 [ 2046.499348][T15111] ? __phys_addr_symbol+0x2c/0x70 [ 2046.504383][T15111] ? __check_object_size+0x171/0x437 [ 2046.509690][T15111] netlink_sendmsg+0x882/0xe10 [ 2046.514489][T15111] ? aa_af_perm+0x260/0x260 [ 2046.519005][T15111] ? netlink_unicast+0x740/0x740 [ 2046.523972][T15111] ? netlink_unicast+0x740/0x740 [ 2046.528920][T15111] sock_sendmsg+0xcf/0x120 [ 2046.533348][T15111] ____sys_sendmsg+0x6b9/0x7d0 [ 2046.538122][T15111] ? kernel_sendmsg+0x50/0x50 [ 2046.542809][T15111] ___sys_sendmsg+0x100/0x170 [ 2046.547499][T15111] ? sendmsg_copy_msghdr+0x70/0x70 [ 2046.552623][T15111] ? __fget_files+0x329/0x4f0 [ 2046.557309][T15111] ? ksys_dup3+0x3c0/0x3c0 [ 2046.561724][T15111] ? lock_acquire+0x197/0x420 [ 2046.566392][T15111] ? __might_fault+0xef/0x1d0 [ 2046.571072][T15111] ? __fget_light+0x208/0x270 [ 2046.575794][T15111] __sys_sendmsg+0xec/0x1b0 [ 2046.580323][T15111] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2046.585355][T15111] ? __x64_sys_futex+0x380/0x4f0 [ 2046.590312][T15111] ? trace_hardirqs_off_caller+0x55/0x230 [ 2046.596097][T15111] ? do_syscall_64+0x21/0x7d0 [ 2046.600814][T15111] do_syscall_64+0xf6/0x7d0 [ 2046.605315][T15111] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2046.611192][T15111] RIP: 0033:0x45c849 [ 2046.615077][T15111] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2046.634740][T15111] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2046.643192][T15111] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2046.651164][T15111] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2046.659125][T15111] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2046.667084][T15111] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2046.675082][T15111] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2046.736987][T15112] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2046.745244][T15112] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2046.758108][T15112] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2046.758108][T15112] !' [ 2046.768552][T15112] CPU: 1 PID: 15112 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2046.777245][T15112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2046.787310][T15112] Call Trace: [ 2046.790591][T15112] dump_stack+0x188/0x20d [ 2046.794913][T15112] sysfs_warn_dup.cold+0x1c/0x2d [ 2046.799836][T15112] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2046.805883][T15112] sysfs_create_link+0x61/0xc0 [ 2046.810629][T15112] device_add+0x71c/0x1bc0 [ 2046.815039][T15112] ? uevent_show+0x360/0x360 [ 2046.819608][T15112] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2046.825608][T15112] wiphy_register+0x1c46/0x2720 [ 2046.830452][T15112] ? wiphy_unregister+0xf90/0xf90 [ 2046.835470][T15112] ? __kmalloc+0x629/0x7a0 [ 2046.839863][T15112] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2046.845390][T15112] ieee80211_register_hw+0x13d4/0x36a0 [ 2046.850845][T15112] ? __debug_object_init+0x4a1/0xe20 [ 2046.856135][T15112] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2046.861577][T15112] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2046.867100][T15112] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2046.873062][T15112] ? memset+0x20/0x40 [ 2046.877023][T15112] ? __hrtimer_init+0x134/0x260 [ 2046.881888][T15112] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2046.887617][T15112] ? vprintk_func+0x81/0x17e [ 2046.892205][T15112] ? hwsim_register_received_nl+0x400/0x400 [ 2046.898104][T15112] hwsim_new_radio_nl+0x905/0xf60 [ 2046.903123][T15112] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2046.909005][T15112] ? cap_capable+0x1eb/0x250 [ 2046.913581][T15112] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2046.919885][T15112] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2046.926245][T15112] genl_rcv_msg+0x627/0xdf0 [ 2046.930731][T15112] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2046.937049][T15112] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2046.942841][T15112] netlink_rcv_skb+0x15a/0x410 [ 2046.947584][T15112] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2046.953888][T15112] ? netlink_ack+0xa80/0xa80 [ 2046.958468][T15112] genl_rcv+0x24/0x40 [ 2046.962429][T15112] netlink_unicast+0x537/0x740 [ 2046.967188][T15112] ? netlink_attachskb+0x810/0x810 [ 2046.972277][T15112] ? _copy_from_iter_full+0x25c/0x870 [ 2046.977629][T15112] ? __phys_addr_symbol+0x2c/0x70 [ 2046.982660][T15112] ? __check_object_size+0x171/0x437 [ 2046.987924][T15112] netlink_sendmsg+0x882/0xe10 [ 2046.992671][T15112] ? aa_af_perm+0x260/0x260 [ 2046.997166][T15112] ? netlink_unicast+0x740/0x740 [ 2047.002086][T15112] ? netlink_unicast+0x740/0x740 [ 2047.007002][T15112] sock_sendmsg+0xcf/0x120 [ 2047.011400][T15112] ____sys_sendmsg+0x6b9/0x7d0 [ 2047.016143][T15112] ? kernel_sendmsg+0x50/0x50 [ 2047.020797][T15112] ? mark_lock+0xbc/0x1220 [ 2047.025220][T15112] ___sys_sendmsg+0x100/0x170 [ 2047.029875][T15112] ? sendmsg_copy_msghdr+0x70/0x70 [ 2047.034972][T15112] ? __fget_files+0x329/0x4f0 [ 2047.039658][T15112] ? ksys_dup3+0x3c0/0x3c0 [ 2047.044064][T15112] ? lock_acquire+0x197/0x420 [ 2047.048723][T15112] ? __might_fault+0xef/0x1d0 [ 2047.053433][T15112] ? __fget_light+0x208/0x270 [ 2047.058100][T15112] __sys_sendmsg+0xec/0x1b0 [ 2047.062597][T15112] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2047.067619][T15112] ? trace_hardirqs_off_caller+0x55/0x230 [ 2047.073328][T15112] ? do_syscall_64+0x21/0x7d0 [ 2047.077990][T15112] do_syscall_64+0xf6/0x7d0 [ 2047.082485][T15112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2047.088364][T15112] RIP: 0033:0x45c849 [ 2047.092237][T15112] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2047.111821][T15112] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2047.120213][T15112] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2047.128165][T15112] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2047.136168][T15112] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2047.144119][T15112] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2047.152070][T15112] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:50:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024005a05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024006c05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024079505d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002407ab05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002407ac05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:50:54 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000405d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:01 executing program 1: gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_bp={0x0}, 0x0, 0x188}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f00000001c0)={0x0, 0x1693d, &(0x7f0000000140)=[{&(0x7f00000000c0)="2e00000010008188040f80ecdb4cb9cca7480ef43b000000e3bd6efb440009000e000a000d000000008000001201", 0x2e}], 0x1}, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) gettid() bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) openat$cgroup_int(r1, &(0x7f0000000000)='cpuset.memory_spread_slab\x00', 0x2, 0x0) bpf$BPF_PROG_GET_NEXT_ID(0xb, 0x0, 0x0) 21:51:01 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000805d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:01 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x4, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000a60000000000000000631128000000010000"], &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0xe, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 21:51:01 executing program 3: gettid() openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, 0x0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40086602, 0x400007) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, &(0x7f0000000040)='memory.events\x00') socket$kcm(0x10, 0x0, 0x10) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[], 0x32600) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="74d2525b480a188c"], 0xda00) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='memory.events\x00', 0x2da8020000100000, 0x500001c) r2 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x7fff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_int(r1, &(0x7f0000000200), 0x43400) r3 = gettid() perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000002c0)={0x1, 0x70, 0x0, 0xff, 0x4, 0x8, 0x0, 0x0, 0x400, 0xf, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1ff, 0x0, @perf_bp={&(0x7f0000000080), 0x4}, 0x2040, 0x4, 0x9590, 0x5, 0x25a, 0x8, 0xfffa}, r3, 0xd, r2, 0x4) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000280)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) 21:51:08 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xe6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x0) gettid() ioctl$PERF_EVENT_IOC_SET_BPF(0xffffffffffffffff, 0x40042408, 0xffffffffffffffff) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3, 0x0, 0x0, 0xfe, 0x0, 0x0, 0x7b05, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x3, 0x3, 0x5}, 0xffffffffffffffff, 0xfffffffffffffffb, 0xffffffffffffffff, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) r2 = socket$kcm(0x10, 0x0, 0x10) sendmsg$kcm(r2, 0x0, 0x0) perf_event_open$cgroup(0x0, r1, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f00000004c0)={0x0, 0x70, 0x8, 0x6, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_bp={&(0x7f00000003c0)}, 0x4, 0x0, 0x0, 0x8, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0), 0x161) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, 0xffffffffffffffff) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) socket$kcm(0x29, 0x0, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)="2e00000010008108040f9becdb4cb92e0a48b1372000000068bd6efb2503eaff0d000100400200ff050005001201", 0x2e}], 0x1}, 0x0) 21:51:13 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000000c0)={r0, 0x10, &(0x7f0000000040)={&(0x7f0000000240)=""/77, 0x4d, 0xffffffffffffffff}}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x13, 0x0, &(0x7f0000000000), &(0x7f0000000140)='GPL\x00', 0x5, 0x0, 0x0, 0x0, 0xd, [0x0, 0x0, 0x4], 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r1}, 0x78) gettid() perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf2a}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) r2 = socket$kcm(0x2, 0x5, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x890b, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40086602, 0x400007) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f00000005c0)) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x400c00) ioctl$TUNSETCARRIER(r3, 0x400454e2, &(0x7f0000000580)) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000780)={0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0}, 0x30) 21:51:13 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000c05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socketpair(0x1, 0x20000000000001, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb9Y\xa9\xc8J,\x00\xd2\x97\x04\x03\xdc\r') r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) mkdirat$cgroup(r2, &(0x7f0000000280)='syz1\x00', 0x1ff) r3 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000380)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct={0x0, 0x0, 0x0, 0x4, 0x0, 0x9}]}}, 0x0, 0x26}, 0x20) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000040)=@framed, &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r3, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={r4, 0xc0, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r6 = bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000180)=r5, 0x4) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0x39, &(0x7f0000000b80)=ANY=[@ANYPTR64=&(0x7f0000000140)=ANY=[@ANYRESOCT=r6]], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x15, r2, 0x8, &(0x7f0000000000), 0xfffffffffffffe91, 0x10, &(0x7f0000000000), 0x10, r5}, 0x78) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000200)={0xffffffffffffffff, 0x10, &(0x7f00000001c0)={&(0x7f0000000080)=""/26, 0x1a, r5}}, 0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f00000004c0)='lo\x00\x96o8\x14d\xa1\xe3\xd7]b}\x1f\xa1Y\xad4\x90\x9d`\xd2\x98\x00\x00\x00 \'Y\x17]\x15c\xcaR\xdd\x98OC\x89\x1b\xe7\x84\xe2\x05\x80w\xd2|D\x8dK\x14Bx\xcbuH\xc2\xeec\xbf<>Y\x1a\xfc\x1f9OB\x81\x89\x186\xc5q@n\xb4\xb6s\xb0\x00\x00\x00\x00\x00\b\x00\x00\xda\xef\xecE\xec\xd5I\xb2\x9b\xfe\x8d\x90?\x00\xe9\xe4~g:\xc1\xb2aj\x96\xbb\xa7\xe2\xc0\xdc\xf9Q\b\xeb\x16\x7fT\x11\xd3\r7\xe6\"f\xcf\x8e\xabd\x0ftp\x82\xae\xd2\x15\x8e+c\xf6\xbf\xe14>\xa6-\xa5c\xde\xd7\xab\xea\x1f\xf8s2\x9cVF\xd5\x18\xfe\x0e\x8f \x01\x00\x00y.\xfc*\x82\xa5\xa1p5\xc8{\'m\xab\xe8\x99\xebw#\x8at\x1c\x80\xfc\xb0\x95\xa2\xa7\xd7,Y]E8\x83X\xf5F\xdc\x88-\xf5\xb0\xb5^\xdb\x1a\xb6\xaa\x14\xe2\rh^J-\xd1\xbaUn\x04\'l\x1b\xe0o\xdb\xc8\x91%\x1c\xb5\xbf\xb6\x90\xb4\xc2\x7f]/\xb3\xe7\xc9\'\x94\xcfIo\xdf\x04\x95\xb5\x06\x84\x1fH>\xda\xc5\x04 \x94\x88\xeb\'\xd4;6\x7f\xd9\x99-\x1b|G\x8d\xd4\xb9%\xaaQ\xa0K\x10\x03\x93\xe1\xcc\xe7m\x80\'\xf0\xa5\xed(\r\xa8\x0f&\xb1\xf3\xff0\f\x82%_\x92\x8bD\xb9\xd9\xe7\xf2\xe4\xc1i#\xdc\x87A\xb9\xc7\r\x92\xfa\x11\x11\xb5\x1f\x03\x9d\xdd\x1bj\xdf\xacg\xe3\xa0S\xd3\x8a\xe1n\x97\xea\xf5\xa0\'\v\xe9\xa0\xf1 f\xaan\xcf\xb5i\xb6d\xbc\x92\v\xd58\x16\b\xb3_:\xa4!\ny\xc4&\nWMM\xa8\xc4\v\x9f\x01o\xf4\xab&\xb6\x17\x02P\xc3!N\xa1\x86\"\xd7\x04\xf1\xc0!\xed\xff\xee$\xc89\x8cB0\xd1') r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r8 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r8, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000400)={r8}) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000800)={0x0, 0xffffffffffffffff, 0x0, 0x0, &(0x7f00000007c0)}, 0x30) ioctl$PERF_EVENT_IOC_SET_FILTER(r10, 0x40082406, &(0x7f0000000840)='\x00') sendmsg$tipc(r9, &(0x7f0000000780)={&(0x7f0000000440)=@name={0x1e, 0x2, 0x0, {{0x1}}}, 0x10, &(0x7f0000000740)=[{&(0x7f0000000480)="eadc13a6355cee23d2d47fd3250279e13662c0631ab710dcbb81e05770c254ec5e829affb221f2b7fadd6f500340f83716462697bdb8eb313c2d825afe4f", 0x3e}, {&(0x7f0000000680)="84116190bc6dfe7e702b751cab54d62fbe129b3ac18483c7cdc8d356f16d560aa94c32a12577e6efb8af0c68fdf6c03d1fcac0b344e00d1af461e5708456f6e4c421237501d4811e2ff51b7c643fef268d03112654f894663737867a2e085c27caca82ea985845e1d234403fa71be8bc7b7e783378151435e04542222972835b8eefb9ad7fd35976a0575dcf90921f73fd5d4dfc3b2db7bffa93", 0x9a}], 0x2, 0x0, 0x0, 0x4000040}, 0x841) 21:51:13 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000e05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024001005d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024002805d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024003505d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2068.544965][T15170] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2068.555051][T15170] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2068.566758][T15170] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2068.566758][T15170] !' [ 2068.580477][T15170] CPU: 0 PID: 15170 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2068.589181][T15170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2068.599241][T15170] Call Trace: [ 2068.602529][T15170] dump_stack+0x188/0x20d [ 2068.606856][T15170] sysfs_warn_dup.cold+0x1c/0x2d [ 2068.611833][T15170] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2068.617935][T15170] sysfs_create_link+0x61/0xc0 [ 2068.622689][T15170] device_add+0x71c/0x1bc0 [ 2068.627113][T15170] ? uevent_show+0x360/0x360 [ 2068.631715][T15170] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2068.637698][T15170] wiphy_register+0x1c46/0x2720 [ 2068.642599][T15170] ? wiphy_unregister+0xf90/0xf90 [ 2068.647615][T15170] ? __kmalloc+0x629/0x7a0 [ 2068.652027][T15170] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2068.657571][T15170] ieee80211_register_hw+0x13d4/0x36a0 [ 2068.663021][T15170] ? __debug_object_init+0x4a1/0xe20 [ 2068.668319][T15170] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2068.673785][T15170] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2068.679338][T15170] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2068.685357][T15170] ? memset+0x20/0x40 [ 2068.689326][T15170] ? __hrtimer_init+0x134/0x260 [ 2068.694170][T15170] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2068.699879][T15170] ? vprintk_func+0x81/0x17e [ 2068.704471][T15170] ? hwsim_register_received_nl+0x400/0x400 [ 2068.710369][T15170] hwsim_new_radio_nl+0x905/0xf60 [ 2068.715389][T15170] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2068.721281][T15170] ? cap_capable+0x1eb/0x250 [ 2068.725866][T15170] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2068.732214][T15170] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2068.738543][T15170] genl_rcv_msg+0x627/0xdf0 [ 2068.743049][T15170] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2068.749378][T15170] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2068.755179][T15170] netlink_rcv_skb+0x15a/0x410 [ 2068.759927][T15170] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2068.766252][T15170] ? netlink_ack+0xa80/0xa80 [ 2068.770863][T15170] genl_rcv+0x24/0x40 [ 2068.774847][T15170] netlink_unicast+0x537/0x740 [ 2068.779621][T15170] ? netlink_attachskb+0x810/0x810 [ 2068.784728][T15170] ? _copy_from_iter_full+0x25c/0x870 [ 2068.790107][T15170] ? __phys_addr_symbol+0x2c/0x70 [ 2068.795131][T15170] ? __check_object_size+0x171/0x437 [ 2068.800409][T15170] netlink_sendmsg+0x882/0xe10 [ 2068.805182][T15170] ? aa_af_perm+0x260/0x260 [ 2068.809684][T15170] ? netlink_unicast+0x740/0x740 [ 2068.814616][T15170] ? netlink_unicast+0x740/0x740 [ 2068.819628][T15170] sock_sendmsg+0xcf/0x120 [ 2068.824031][T15170] ____sys_sendmsg+0x6b9/0x7d0 [ 2068.828785][T15170] ? kernel_sendmsg+0x50/0x50 [ 2068.833464][T15170] ? mark_lock+0xbc/0x1220 [ 2068.837879][T15170] ___sys_sendmsg+0x100/0x170 [ 2068.842546][T15170] ? sendmsg_copy_msghdr+0x70/0x70 [ 2068.847654][T15170] ? __fget_files+0x329/0x4f0 [ 2068.852338][T15170] ? ksys_dup3+0x3c0/0x3c0 [ 2068.856741][T15170] ? lock_acquire+0x197/0x420 [ 2068.861408][T15170] ? __might_fault+0xef/0x1d0 [ 2068.866078][T15170] ? __fget_light+0x208/0x270 [ 2068.870749][T15170] __sys_sendmsg+0xec/0x1b0 [ 2068.875243][T15170] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2068.880268][T15170] ? __x64_sys_futex+0x380/0x4f0 [ 2068.885205][T15170] ? trace_hardirqs_off_caller+0x55/0x230 [ 2068.891263][T15170] ? do_syscall_64+0x21/0x7d0 [ 2068.895944][T15170] do_syscall_64+0xf6/0x7d0 [ 2068.900441][T15170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2068.906320][T15170] RIP: 0033:0x45c849 [ 2068.910268][T15170] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2068.929868][T15170] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2068.938279][T15170] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2068.946238][T15170] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2068.954194][T15170] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2068.962164][T15170] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2068.970120][T15170] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2069.034968][T15171] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2069.052136][T15171] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2069.067569][T15171] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2069.067569][T15171] !' [ 2069.078251][T15171] CPU: 0 PID: 15171 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2069.086946][T15171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2069.097003][T15171] Call Trace: [ 2069.100298][T15171] dump_stack+0x188/0x20d [ 2069.104633][T15171] sysfs_warn_dup.cold+0x1c/0x2d [ 2069.109568][T15171] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2069.115637][T15171] sysfs_create_link+0x61/0xc0 [ 2069.120393][T15171] device_add+0x71c/0x1bc0 [ 2069.124809][T15171] ? uevent_show+0x360/0x360 [ 2069.129392][T15171] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2069.135369][T15171] wiphy_register+0x1c46/0x2720 [ 2069.140254][T15171] ? wiphy_unregister+0xf90/0xf90 [ 2069.145295][T15171] ? __kmalloc+0x629/0x7a0 [ 2069.149716][T15171] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2069.155280][T15171] ieee80211_register_hw+0x13d4/0x36a0 [ 2069.160764][T15171] ? __debug_object_init+0x4a1/0xe20 [ 2069.166053][T15171] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2069.171518][T15171] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2069.177060][T15171] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2069.183045][T15171] ? memset+0x20/0x40 [ 2069.187132][T15171] ? __hrtimer_init+0x134/0x260 [ 2069.191996][T15171] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2069.197713][T15171] ? vprintk_func+0x81/0x17e [ 2069.202352][T15171] ? hwsim_register_received_nl+0x400/0x400 [ 2069.208284][T15171] hwsim_new_radio_nl+0x905/0xf60 [ 2069.213314][T15171] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2069.219200][T15171] ? cap_capable+0x1eb/0x250 [ 2069.223800][T15171] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2069.230116][T15171] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2069.236448][T15171] genl_rcv_msg+0x627/0xdf0 [ 2069.240949][T15171] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2069.247296][T15171] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2069.253125][T15171] netlink_rcv_skb+0x15a/0x410 [ 2069.257909][T15171] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2069.264250][T15171] ? netlink_ack+0xa80/0xa80 [ 2069.268854][T15171] genl_rcv+0x24/0x40 [ 2069.272830][T15171] netlink_unicast+0x537/0x740 [ 2069.277602][T15171] ? netlink_attachskb+0x810/0x810 [ 2069.282702][T15171] ? _copy_from_iter_full+0x25c/0x870 [ 2069.288064][T15171] ? __phys_addr_symbol+0x2c/0x70 [ 2069.293075][T15171] ? __check_object_size+0x171/0x437 [ 2069.298356][T15171] netlink_sendmsg+0x882/0xe10 [ 2069.303114][T15171] ? aa_af_perm+0x260/0x260 [ 2069.307606][T15171] ? netlink_unicast+0x740/0x740 [ 2069.312559][T15171] ? netlink_unicast+0x740/0x740 [ 2069.317487][T15171] sock_sendmsg+0xcf/0x120 [ 2069.321898][T15171] ____sys_sendmsg+0x6b9/0x7d0 [ 2069.326655][T15171] ? kernel_sendmsg+0x50/0x50 [ 2069.331445][T15171] ? mark_lock+0xbc/0x1220 [ 2069.335866][T15171] ___sys_sendmsg+0x100/0x170 [ 2069.340540][T15171] ? sendmsg_copy_msghdr+0x70/0x70 [ 2069.345655][T15171] ? __fget_files+0x329/0x4f0 [ 2069.350326][T15171] ? ksys_dup3+0x3c0/0x3c0 [ 2069.354738][T15171] ? lock_acquire+0x197/0x420 [ 2069.359401][T15171] ? __might_fault+0xef/0x1d0 [ 2069.364074][T15171] ? __fget_light+0x208/0x270 [ 2069.368749][T15171] __sys_sendmsg+0xec/0x1b0 [ 2069.373243][T15171] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2069.378332][T15171] ? trace_hardirqs_off_caller+0x55/0x230 [ 2069.384043][T15171] ? do_syscall_64+0x21/0x7d0 [ 2069.388709][T15171] do_syscall_64+0xf6/0x7d0 [ 2069.393208][T15171] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2069.399084][T15171] RIP: 0033:0x45c849 [ 2069.402967][T15171] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2069.422654][T15171] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2069.431051][T15171] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2069.439027][T15171] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2069.447021][T15171] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2069.455014][T15171] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2069.462979][T15171] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:15 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024005a05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:15 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024006c05d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:20 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000703d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:20 executing program 3: sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000040), 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) bpf$BPF_BTF_GET_NEXT_ID(0x17, 0x0, 0x0) write$cgroup_subtree(r1, &(0x7f0000000000)=ANY=[], 0x32600) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000500)=ANY=[@ANYBLOB="c6"], 0x1) r2 = gettid() r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000580)='cgroup.subtree_control\x00', 0x2, 0x0) r4 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x47, 0x0, 0x0, 0x0, 0x1ff, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f0000000100), 0x4}}, 0x0, 0xdfffffffffffffff, 0xffffffffffffffff, 0x0) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x4, &(0x7f0000000500)=ANY=[@ANYBLOB="18020000000000000000000000000200850000002c0000009508000000000000ee978b4b1f6e1584a6c6f87889434aea670327786da67b0c7cfbb8ed65b603b177598b46ce5741ad15f8721170c605f871f1e6939fed2072faaa79f3d7b4c97149807d18446acbcf10fb2ada88b2e561a395bc380000000000"], &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r5, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=0x800, 0x0, 0x0, 0x0, &(0x7f0000000340)={0x4, 0x3}, 0x0, 0x0, &(0x7f00000002c0)={0x1, 0xb, 0x40, 0x401}, &(0x7f0000000380)=0x2, 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=0x1}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000780)={r2, r4, 0x0, 0x1, &(0x7f0000000080)='\x00', r6}, 0x30) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0xc0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=0x100, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x1, 0x3}, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x9, 0x2, 0x3f}, &(0x7f0000000240)=0x4, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=0xfffffffffffffffb}}, 0x10) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40305839, &(0x7f0000000040)) 21:51:28 executing program 4: perf_event_open(&(0x7f0000000180)={0x4, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x2, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x4000000000}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000e80)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x222}, 0x48) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNDETACHFILTER(r1, 0x401054d6, 0x0) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000280)={&(0x7f0000000040)='./file0\x00', r2}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0xe80, 0xff000000, &(0x7f00000000c0)="b9ff03c6630d698cb89e0bf088ca1fffffff0e000000631177fbac141440e0", 0x0, 0x9}, 0x28) 21:51:39 executing program 5: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x12, 0x6a, 0x4, 0x3}, 0x40) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0, 0xfffffffffffffda2}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000540)=""/149, 0x95}, 0x40012060) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000001c0)={r0, 0xffffffffffffff5b, &(0x7f0000000180)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={r2, 0x0, 0x10}, 0xc) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={r2, 0x8, 0x10}, 0xc) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) close(r3) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40086602, &(0x7f0000000300)=0x4000042f) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r4, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r5, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000000)={r5}) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='rdma.current\x00', 0x2da8020000061d67, 0x500001c) 21:51:39 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000704d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:39 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup.net/syz0\x00', 0x1ff) getpid() r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0xe43) r1 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)="2e00000010008188040f80ecdb4cb9cca7480ef43c000000e3bd6efb440009000e000a0010000000028000001201", 0x2e}], 0x1}, 0x0) r2 = socket$kcm(0x10, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0xfffffff5) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x660c, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) perf_event_open(&(0x7f0000000200)={0x3, 0x70, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x4029, 0x4, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000040), 0xa}, 0x1040, 0x3f, 0x81, 0x7, 0x4, 0x0, 0x6}, 0xffffffffffffffff, 0x6, 0xffffffffffffffff, 0x2) perf_event_open(&(0x7f0000000380)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x1}, 0x0, 0x2, 0xffffffffffffffff, 0x9) gettid() r3 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r3, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000100)={r3, 0xffffffffffffffff, 0x0, 0x1d, &(0x7f0000000340)='vboxnet0\x00YB\xcbD\x10\x1a\xb5w\x85`)iWQ\xaa\xe7^\x9d\xd2D\xee=\xe0\xc3\x0e\x93Kt?\xa7\xc4[\xd6(\xc2I\x80F^p\x87\xd6', 0xffffffffffffffff}, 0x30) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f0000000000)={0x0, 0x8100, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040280ecdb4cb92e06480e000d000000e8bd6efb250400000e000100404e02ff4e0005001201", 0x2e}], 0x1}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r4, 0x89e1, &(0x7f0000000300)={r2}) 21:51:39 executing program 2: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct]}}, 0x0, 0x26}, 0x20) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000040)=@framed, &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r3, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={r4, 0xc0, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000380)=r5, 0x4) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000040)={r1, 0x10, &(0x7f0000000000)={&(0x7f0000001280)=""/209, 0xd1, r5}}, 0x10) r7 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000013c0)={&(0x7f0000001380)='./file0\x00', 0x0, 0x8}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x17, 0x1, &(0x7f0000000200)=ANY=[@ANYPTR], &(0x7f00000000c0)='GPL\x00', 0x4, 0x1009, &(0x7f0000000240)=""/4105, 0x41000, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r6, r7}, 0x78) [ 2093.784700][T15197] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2093.792975][T15197] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2093.809904][T15197] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2093.809904][T15197] !' [ 2093.820230][T15197] CPU: 1 PID: 15197 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2093.828974][T15197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2093.839017][T15197] Call Trace: [ 2093.842311][T15197] dump_stack+0x188/0x20d [ 2093.846665][T15197] sysfs_warn_dup.cold+0x1c/0x2d [ 2093.851662][T15197] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2093.857727][T15197] sysfs_create_link+0x61/0xc0 [ 2093.862490][T15197] device_add+0x71c/0x1bc0 [ 2093.866920][T15197] ? uevent_show+0x360/0x360 [ 2093.871510][T15197] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2093.877478][T15197] wiphy_register+0x1c46/0x2720 [ 2093.882448][T15197] ? wiphy_unregister+0xf90/0xf90 [ 2093.887492][T15197] ? __kmalloc+0x629/0x7a0 [ 2093.891906][T15197] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2093.897514][T15197] ieee80211_register_hw+0x13d4/0x36a0 [ 2093.902995][T15197] ? __debug_object_init+0x4a1/0xe20 [ 2093.908314][T15197] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2093.913786][T15197] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2093.919329][T15197] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2093.925322][T15197] ? memset+0x20/0x40 [ 2093.929317][T15197] ? __hrtimer_init+0x134/0x260 [ 2093.934180][T15197] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2093.939894][T15197] ? vprintk_func+0x81/0x17e [ 2093.944501][T15197] ? hwsim_register_received_nl+0x400/0x400 [ 2093.950402][T15197] hwsim_new_radio_nl+0x905/0xf60 [ 2093.955430][T15197] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2093.961338][T15197] ? cap_capable+0x1eb/0x250 [ 2093.965937][T15197] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2093.972271][T15197] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2093.978603][T15197] genl_rcv_msg+0x627/0xdf0 [ 2093.983113][T15197] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2093.989509][T15197] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2093.995330][T15197] netlink_rcv_skb+0x15a/0x410 [ 2094.000108][T15197] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2094.006461][T15197] ? netlink_ack+0xa80/0xa80 [ 2094.011092][T15197] genl_rcv+0x24/0x40 [ 2094.015077][T15197] netlink_unicast+0x537/0x740 [ 2094.019942][T15197] ? netlink_attachskb+0x810/0x810 [ 2094.025050][T15197] ? _copy_from_iter_full+0x25c/0x870 [ 2094.030428][T15197] ? __phys_addr_symbol+0x2c/0x70 [ 2094.035441][T15197] ? __check_object_size+0x171/0x437 [ 2094.040716][T15197] netlink_sendmsg+0x882/0xe10 [ 2094.045487][T15197] ? aa_af_perm+0x260/0x260 [ 2094.049998][T15197] ? netlink_unicast+0x740/0x740 [ 2094.054938][T15197] ? netlink_unicast+0x740/0x740 [ 2094.059882][T15197] sock_sendmsg+0xcf/0x120 [ 2094.064300][T15197] ____sys_sendmsg+0x6b9/0x7d0 [ 2094.069069][T15197] ? kernel_sendmsg+0x50/0x50 [ 2094.073748][T15197] ? mark_lock+0xbc/0x1220 [ 2094.078175][T15197] ___sys_sendmsg+0x100/0x170 [ 2094.082947][T15197] ? sendmsg_copy_msghdr+0x70/0x70 [ 2094.088066][T15197] ? __fget_files+0x329/0x4f0 [ 2094.092812][T15197] ? ksys_dup3+0x3c0/0x3c0 [ 2094.097276][T15197] ? lock_acquire+0x197/0x420 [ 2094.101953][T15197] ? __might_fault+0xef/0x1d0 [ 2094.106654][T15197] ? __fget_light+0x208/0x270 [ 2094.111352][T15197] __sys_sendmsg+0xec/0x1b0 [ 2094.115872][T15197] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2094.120901][T15197] ? __x64_sys_futex+0x380/0x4f0 [ 2094.125860][T15197] ? trace_hardirqs_off_caller+0x55/0x230 [ 2094.131590][T15197] ? do_syscall_64+0x21/0x7d0 21:51:40 executing program 3: socketpair(0x1, 0x20000000000001, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) sendmsg$kcm(r2, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000800)=[{&(0x7f00000009c0)="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", 0x1d7}, {0x0}, {&(0x7f0000000000)="ac65fbfa45010fb40eb5e582313d9d6bc3f698dd06debc95001d99c47ec24ab1c768147d65ce9227e422faf39ef5f32d510c01915d888a3740b94f513edf", 0x3e}, {&(0x7f0000000440)="47fe6f5b4770df2dee8682c49a263cf1c32c1ef81227deca32f9a38303d23d8d857150178e773f47b2993e3c418793c44a1fa1f40aac7f8f51cc892fe0109608c315d0", 0x43}, {0x0}, {&(0x7f00000005c0)}], 0x6}, 0x200000c0) sendmsg(r2, &(0x7f0000000780)={0x0, 0x0, 0x0}, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x40) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f00000007c0)={r0}) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={0xffffffffffffffff, 0x0, 0x4e, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x8a, 0x0, &(0x7f00000006c0)="10052d7f70b019e72da00a325a520afc8dd521a874c45a81764e5322c4651c5fdb7b0c2b62bb6d1842b72b083ea3084a67f75674abb2e1f6b769bdd0133df80b545b9d3ba8dd33d63196ea5942a1313672dbc24322836f595e321f7b17968193f9936c3a3e773d7b89ee1591ee4752918183e6694ae702d947dd3bc9e714a09a83eb3384dae0e8c995ed", 0x0}, 0x40) perf_event_open(&(0x7f00000003c0)={0x3, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2100, 0xe, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x200, 0x2, @perf_bp={0x0, 0x8}, 0x40, 0x40, 0x4, 0x0, 0x6}, 0x0, 0x0, r3, 0x1) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0x10, &(0x7f0000000280)={&(0x7f0000000300)=""/107, 0x6b, 0x0}}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x1000000, 0x0, 0x0, 0x41000, 0xe, [], 0x0, 0x15, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r4}, 0x78) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000000140)) getpid() ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb9Y\xa9\xc8J,\x00\xd2\x97\x04\x03\xdc\r') perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f00000004c0)='lo\x00\x96o8\x14d\xa1\xe3\xd7]b}\x1f\xa1Y\xad4\x90\x9d`\xd2\x98\x00\x00\x00 \'Y\x17]\x15c\xcaR\xdd\x98OC\x89\x1b\xe7\x84\xe2\x05\x80w\xd2|D\x8dK\x14Bx\xcbuH\xc2\xeec\xbf<>Y\x1a\xfc\x1f9OB\x81\x89\x186\xc5q@n\xb4\xb6s\xb0\x00\x00\x00\x00\x00\b\x00\x00\xda\xef\xecE\xec\xd5I\xb2\x9b\xfe\x8d\x90?\x00\xe9\xe4~g:\xc1\xb2aj\x96\xbb\xa7\xe2\xc0\xdc\xf9Q\b\xeb\x16\x7fT\x11\xd3\r7\xe6\"f\xcf\x8e\xabd\x0ftp\x82\xae\xd2\x15\x8e+c\xf6\xbf\xe14>\xa6-\xa5c\xde\xd7\xab\xea\x1f\xf8s2\x9cVF\xd5\x18\xfe\x0e\x8f \x01\x00\x00y.\xfc*\x82\xa5\xa1p5\xc8{\'m\xab\xe8\x99\xebw#\x8at\x1c\x80\xfc\xb0\x95\xa2\xa7\xd7,Y]E8\x83X\xf5F\xdc\x88-\xf5\xb0\xb5^\xdb\x1a\xb6\xaa\x14\xe2\rh^J-\xd1\xbaUn\x04\'l\x1b\xe0o\xdb\xc8\x91%\x1c\xb5\xbf\xb6\x90\xb4\xc2\x7f]/\xb3\xe7\xc9\'\x94\xcfIo\xdf\x04\x95\xb5\x06\x84\x1fH>\xda\xc5\x04 \x94\x88\xeb\'\xd4;6\x7f\xd9\x99-\x1b|G\x8d\xd4\xb9%\xaaQ\xa0K\x10\x03\x93\xe1\xcc\xe7m\x80\'\xf0\xa5\xed(\r\xa8\x0f&\xb1\xf3\xff0\f\x82%_\x92\x8bD\xb9\xd9\xe7\xf2\xe4\xc1i#\xdc\x87A\xb9\xc7\r\x92\xfa\x11\x11\xb5\x1f\x03\x9d\xdd\x1bj\xdf\xacg\xe3\xa0S\xd3\x8a\xe1n\x97\xea\xf5\xa0\'\v\xe9\xa0\xf1 f\xaan\xcf\xb5i\xb6d\xbc\x92\v\xd58\x16\b\xb3_:\xa4!\ny\xc4&\nWMM\xa8\xc4\v\x9f\x01o\xf4\xab&\xb6\x17\x02P\xc3!N\xa1\x86\"\xd7\x04\xf1\xc0!\xed\xff\xee$\xc89\x8cB0\xd1') write$cgroup_subtree(0xffffffffffffffff, 0x0, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) write$cgroup_int(r3, &(0x7f00000002c0)=0xfffffffffffffffc, 0x12) [ 2094.136291][T15197] do_syscall_64+0xf6/0x7d0 [ 2094.140812][T15197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2094.146715][T15197] RIP: 0033:0x45c849 [ 2094.150636][T15197] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2094.170254][T15197] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2094.178681][T15197] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2094.186671][T15197] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2094.194659][T15197] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2094.202649][T15197] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2094.210646][T15197] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2094.334520][T15198] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2094.342909][T15198] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2094.353931][T15198] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2094.353931][T15198] !' [ 2094.363838][T15198] CPU: 0 PID: 15198 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2094.372524][T15198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2094.382600][T15198] Call Trace: [ 2094.385898][T15198] dump_stack+0x188/0x20d [ 2094.390257][T15198] sysfs_warn_dup.cold+0x1c/0x2d [ 2094.395188][T15198] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2094.401244][T15198] sysfs_create_link+0x61/0xc0 [ 2094.406006][T15198] device_add+0x71c/0x1bc0 [ 2094.410406][T15198] ? uevent_show+0x360/0x360 [ 2094.414987][T15198] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2094.420960][T15198] wiphy_register+0x1c46/0x2720 [ 2094.425811][T15198] ? wiphy_unregister+0xf90/0xf90 [ 2094.430832][T15198] ? __kmalloc+0x629/0x7a0 [ 2094.435229][T15198] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2094.440774][T15198] ieee80211_register_hw+0x13d4/0x36a0 [ 2094.446303][T15198] ? __debug_object_init+0x4a1/0xe20 [ 2094.451574][T15198] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2094.457026][T15198] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2094.462615][T15198] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2094.468607][T15198] ? memset+0x20/0x40 [ 2094.472608][T15198] ? __hrtimer_init+0x134/0x260 [ 2094.477465][T15198] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2094.483190][T15198] ? vprintk_func+0x81/0x17e [ 2094.487786][T15198] ? hwsim_register_received_nl+0x400/0x400 [ 2094.493675][T15198] hwsim_new_radio_nl+0x905/0xf60 [ 2094.498713][T15198] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2094.504643][T15198] ? cap_capable+0x1eb/0x250 [ 2094.509270][T15198] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2094.515580][T15198] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2094.521929][T15198] genl_rcv_msg+0x627/0xdf0 [ 2094.526439][T15198] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2094.532763][T15198] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2094.538580][T15198] netlink_rcv_skb+0x15a/0x410 [ 2094.543349][T15198] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2094.549674][T15198] ? netlink_ack+0xa80/0xa80 [ 2094.554264][T15198] genl_rcv+0x24/0x40 [ 2094.558228][T15198] netlink_unicast+0x537/0x740 [ 2094.562978][T15198] ? netlink_attachskb+0x810/0x810 [ 2094.568071][T15198] ? _copy_from_iter_full+0x25c/0x870 [ 2094.573483][T15198] ? __phys_addr_symbol+0x2c/0x70 [ 2094.578506][T15198] ? __check_object_size+0x171/0x437 [ 2094.583796][T15198] netlink_sendmsg+0x882/0xe10 [ 2094.588567][T15198] ? aa_af_perm+0x260/0x260 [ 2094.593067][T15198] ? netlink_unicast+0x740/0x740 [ 2094.598050][T15198] ? netlink_unicast+0x740/0x740 [ 2094.602980][T15198] sock_sendmsg+0xcf/0x120 [ 2094.607399][T15198] ____sys_sendmsg+0x6b9/0x7d0 [ 2094.612151][T15198] ? kernel_sendmsg+0x50/0x50 [ 2094.616811][T15198] ? mark_lock+0xbc/0x1220 [ 2094.621212][T15198] ___sys_sendmsg+0x100/0x170 [ 2094.625896][T15198] ? sendmsg_copy_msghdr+0x70/0x70 [ 2094.630997][T15198] ? __fget_files+0x329/0x4f0 [ 2094.635667][T15198] ? ksys_dup3+0x3c0/0x3c0 [ 2094.640065][T15198] ? lock_acquire+0x197/0x420 [ 2094.644738][T15198] ? __might_fault+0xef/0x1d0 [ 2094.649418][T15198] ? __fget_light+0x208/0x270 [ 2094.654096][T15198] __sys_sendmsg+0xec/0x1b0 [ 2094.658585][T15198] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2094.663613][T15198] ? trace_hardirqs_off_caller+0x55/0x230 [ 2094.669329][T15198] ? do_syscall_64+0x21/0x7d0 [ 2094.673988][T15198] do_syscall_64+0xf6/0x7d0 [ 2094.678479][T15198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2094.684355][T15198] RIP: 0033:0x45c849 [ 2094.688252][T15198] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2094.707853][T15198] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2094.716262][T15198] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2094.724235][T15198] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2094.732197][T15198] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2094.740152][T15198] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2094.748104][T15198] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:40 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000706d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2094.855133][T15202] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2094.870806][T15202] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2094.882728][T15202] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2094.882728][T15202] !' [ 2094.892728][T15202] CPU: 0 PID: 15202 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2094.901420][T15202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2094.911625][T15202] Call Trace: [ 2094.914954][T15202] dump_stack+0x188/0x20d [ 2094.919294][T15202] sysfs_warn_dup.cold+0x1c/0x2d [ 2094.924223][T15202] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2094.930282][T15202] sysfs_create_link+0x61/0xc0 [ 2094.935052][T15202] device_add+0x71c/0x1bc0 [ 2094.939482][T15202] ? uevent_show+0x360/0x360 [ 2094.944110][T15202] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2094.950102][T15202] wiphy_register+0x1c46/0x2720 [ 2094.954973][T15202] ? wiphy_unregister+0xf90/0xf90 [ 2094.960011][T15202] ? __kmalloc+0x629/0x7a0 [ 2094.964419][T15202] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2094.970098][T15202] ieee80211_register_hw+0x13d4/0x36a0 [ 2094.975559][T15202] ? __debug_object_init+0x4a1/0xe20 [ 2094.980859][T15202] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2094.986327][T15202] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2094.991875][T15202] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2094.997954][T15202] ? memset+0x20/0x40 [ 2095.001959][T15202] ? __hrtimer_init+0x134/0x260 [ 2095.006819][T15202] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2095.012552][T15202] ? vprintk_func+0x81/0x17e [ 2095.017254][T15202] ? hwsim_register_received_nl+0x400/0x400 [ 2095.023189][T15202] hwsim_new_radio_nl+0x905/0xf60 [ 2095.028245][T15202] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2095.034142][T15202] ? cap_capable+0x1eb/0x250 [ 2095.038801][T15202] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2095.045140][T15202] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2095.051479][T15202] genl_rcv_msg+0x627/0xdf0 [ 2095.055990][T15202] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2095.062374][T15202] netlink_rcv_skb+0x15a/0x410 [ 2095.067164][T15202] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2095.073501][T15202] ? netlink_ack+0xa80/0xa80 [ 2095.078135][T15202] genl_rcv+0x24/0x40 [ 2095.082128][T15202] netlink_unicast+0x537/0x740 [ 2095.086899][T15202] ? netlink_attachskb+0x810/0x810 [ 2095.092011][T15202] ? _copy_from_iter_full+0x25c/0x870 [ 2095.097438][T15202] ? __phys_addr_symbol+0x2c/0x70 [ 2095.102468][T15202] ? __check_object_size+0x171/0x437 [ 2095.107763][T15202] netlink_sendmsg+0x882/0xe10 [ 2095.112534][T15202] ? aa_af_perm+0x260/0x260 [ 2095.117066][T15202] ? netlink_unicast+0x740/0x740 [ 2095.122007][T15202] ? netlink_unicast+0x740/0x740 [ 2095.126944][T15202] sock_sendmsg+0xcf/0x120 [ 2095.131366][T15202] ____sys_sendmsg+0x6b9/0x7d0 [ 2095.136137][T15202] ? kernel_sendmsg+0x50/0x50 [ 2095.140841][T15202] ___sys_sendmsg+0x100/0x170 [ 2095.145568][T15202] ? sendmsg_copy_msghdr+0x70/0x70 [ 2095.150767][T15202] ? __fget_files+0x329/0x4f0 [ 2095.155450][T15202] ? ksys_dup3+0x3c0/0x3c0 [ 2095.159878][T15202] ? lock_acquire+0x197/0x420 [ 2095.164562][T15202] ? __might_fault+0xef/0x1d0 [ 2095.169243][T15202] ? __fget_light+0x208/0x270 [ 2095.173916][T15202] __sys_sendmsg+0xec/0x1b0 [ 2095.178464][T15202] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2095.183489][T15202] ? __x64_sys_futex+0x380/0x4f0 [ 2095.188437][T15202] ? trace_hardirqs_off_caller+0x55/0x230 [ 2095.194169][T15202] ? do_syscall_64+0x21/0x7d0 [ 2095.198845][T15202] do_syscall_64+0xf6/0x7d0 [ 2095.203367][T15202] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2095.209260][T15202] RIP: 0033:0x45c849 [ 2095.213150][T15202] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2095.232980][T15202] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2095.241391][T15202] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2095.249378][T15202] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2095.257338][T15202] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2095.265304][T15202] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2095.273281][T15202] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2095.344450][T15203] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2095.352829][T15203] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2095.363761][T15203] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2095.363761][T15203] !' [ 2095.373637][T15203] CPU: 0 PID: 15203 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2095.382321][T15203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2095.392376][T15203] Call Trace: [ 2095.395668][T15203] dump_stack+0x188/0x20d [ 2095.399997][T15203] sysfs_warn_dup.cold+0x1c/0x2d [ 2095.404924][T15203] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2095.411125][T15203] sysfs_create_link+0x61/0xc0 [ 2095.415879][T15203] device_add+0x71c/0x1bc0 [ 2095.420311][T15203] ? uevent_show+0x360/0x360 [ 2095.424890][T15203] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2095.430858][T15203] wiphy_register+0x1c46/0x2720 [ 2095.435699][T15203] ? wiphy_unregister+0xf90/0xf90 [ 2095.440705][T15203] ? __kmalloc+0x629/0x7a0 [ 2095.445107][T15203] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2095.450636][T15203] ieee80211_register_hw+0x13d4/0x36a0 [ 2095.456084][T15203] ? __debug_object_init+0x4a1/0xe20 [ 2095.461354][T15203] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2095.466797][T15203] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2095.472321][T15203] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2095.478282][T15203] ? memset+0x20/0x40 [ 2095.482244][T15203] ? __hrtimer_init+0x134/0x260 [ 2095.487076][T15203] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2095.492779][T15203] ? vprintk_func+0x81/0x17e [ 2095.497370][T15203] ? hwsim_register_received_nl+0x400/0x400 [ 2095.503259][T15203] hwsim_new_radio_nl+0x905/0xf60 [ 2095.508281][T15203] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2095.514165][T15203] ? cap_capable+0x1eb/0x250 [ 2095.518745][T15203] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2095.525055][T15203] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2095.531476][T15203] genl_rcv_msg+0x627/0xdf0 [ 2095.535974][T15203] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2095.542308][T15203] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2095.548102][T15203] netlink_rcv_skb+0x15a/0x410 [ 2095.552899][T15203] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2095.559218][T15203] ? netlink_ack+0xa80/0xa80 [ 2095.563801][T15203] genl_rcv+0x24/0x40 [ 2095.567766][T15203] netlink_unicast+0x537/0x740 [ 2095.572519][T15203] ? netlink_attachskb+0x810/0x810 [ 2095.577613][T15203] ? _copy_from_iter_full+0x25c/0x870 [ 2095.583048][T15203] ? __phys_addr_symbol+0x2c/0x70 [ 2095.588060][T15203] ? __check_object_size+0x171/0x437 [ 2095.593349][T15203] netlink_sendmsg+0x882/0xe10 [ 2095.598112][T15203] ? aa_af_perm+0x260/0x260 [ 2095.602609][T15203] ? netlink_unicast+0x740/0x740 [ 2095.607583][T15203] ? netlink_unicast+0x740/0x740 [ 2095.612502][T15203] sock_sendmsg+0xcf/0x120 [ 2095.616902][T15203] ____sys_sendmsg+0x6b9/0x7d0 [ 2095.621652][T15203] ? kernel_sendmsg+0x50/0x50 [ 2095.626316][T15203] ? mark_lock+0xbc/0x1220 [ 2095.630723][T15203] ___sys_sendmsg+0x100/0x170 [ 2095.635384][T15203] ? sendmsg_copy_msghdr+0x70/0x70 [ 2095.640532][T15203] ? __fget_files+0x329/0x4f0 [ 2095.645209][T15203] ? ksys_dup3+0x3c0/0x3c0 [ 2095.649627][T15203] ? lock_acquire+0x197/0x420 [ 2095.654296][T15203] ? __might_fault+0xef/0x1d0 [ 2095.658975][T15203] ? __fget_light+0x208/0x270 [ 2095.663647][T15203] __sys_sendmsg+0xec/0x1b0 [ 2095.668172][T15203] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2095.673227][T15203] ? trace_hardirqs_off_caller+0x55/0x230 [ 2095.678951][T15203] ? do_syscall_64+0x21/0x7d0 [ 2095.683608][T15203] do_syscall_64+0xf6/0x7d0 [ 2095.688094][T15203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2095.693973][T15203] RIP: 0033:0x45c849 [ 2095.697854][T15203] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2095.717442][T15203] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2095.725832][T15203] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2095.733796][T15203] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2095.741835][T15203] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2095.749792][T15203] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2095.757755][T15203] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:41 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000708d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2095.859526][T15206] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2095.871480][T15206] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2095.890235][T15206] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2095.890235][T15206] !' [ 2095.900368][T15206] CPU: 1 PID: 15206 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2095.909032][T15206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2095.919071][T15206] Call Trace: [ 2095.922350][T15206] dump_stack+0x188/0x20d [ 2095.926664][T15206] sysfs_warn_dup.cold+0x1c/0x2d [ 2095.931709][T15206] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2095.937790][T15206] sysfs_create_link+0x61/0xc0 [ 2095.942555][T15206] device_add+0x71c/0x1bc0 [ 2095.946961][T15206] ? uevent_show+0x360/0x360 [ 2095.951544][T15206] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2095.957563][T15206] wiphy_register+0x1c46/0x2720 [ 2095.962420][T15206] ? wiphy_unregister+0xf90/0xf90 [ 2095.967576][T15206] ? __kmalloc+0x629/0x7a0 [ 2095.972017][T15206] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2095.977561][T15206] ieee80211_register_hw+0x13d4/0x36a0 [ 2095.983065][T15206] ? __debug_object_init+0x4a1/0xe20 [ 2095.988346][T15206] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2095.993819][T15206] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2095.999385][T15206] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2096.005397][T15206] ? memset+0x20/0x40 [ 2096.009376][T15206] ? __hrtimer_init+0x134/0x260 [ 2096.014218][T15206] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2096.019933][T15206] ? vprintk_func+0x81/0x17e [ 2096.024515][T15206] ? hwsim_register_received_nl+0x400/0x400 [ 2096.030393][T15206] hwsim_new_radio_nl+0x905/0xf60 [ 2096.035457][T15206] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2096.041348][T15206] ? cap_capable+0x1eb/0x250 [ 2096.046046][T15206] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2096.052369][T15206] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2096.058740][T15206] genl_rcv_msg+0x627/0xdf0 [ 2096.063270][T15206] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2096.069642][T15206] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2096.075454][T15206] netlink_rcv_skb+0x15a/0x410 [ 2096.080255][T15206] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2096.086579][T15206] ? netlink_ack+0xa80/0xa80 [ 2096.091292][T15206] genl_rcv+0x24/0x40 [ 2096.095262][T15206] netlink_unicast+0x537/0x740 [ 2096.100014][T15206] ? netlink_attachskb+0x810/0x810 [ 2096.105115][T15206] ? _copy_from_iter_full+0x25c/0x870 [ 2096.110488][T15206] ? __phys_addr_symbol+0x2c/0x70 [ 2096.115495][T15206] ? __check_object_size+0x171/0x437 [ 2096.120781][T15206] netlink_sendmsg+0x882/0xe10 [ 2096.125543][T15206] ? aa_af_perm+0x260/0x260 [ 2096.130028][T15206] ? netlink_unicast+0x740/0x740 [ 2096.134973][T15206] ? netlink_unicast+0x740/0x740 [ 2096.139910][T15206] sock_sendmsg+0xcf/0x120 [ 2096.144360][T15206] ____sys_sendmsg+0x6b9/0x7d0 [ 2096.149122][T15206] ? kernel_sendmsg+0x50/0x50 [ 2096.153791][T15206] ? mark_lock+0xbc/0x1220 [ 2096.158208][T15206] ___sys_sendmsg+0x100/0x170 [ 2096.162911][T15206] ? sendmsg_copy_msghdr+0x70/0x70 [ 2096.168018][T15206] ? __fget_files+0x329/0x4f0 [ 2096.172686][T15206] ? ksys_dup3+0x3c0/0x3c0 [ 2096.177084][T15206] ? lock_acquire+0x197/0x420 [ 2096.181752][T15206] ? __might_fault+0xef/0x1d0 [ 2096.186425][T15206] ? __fget_light+0x208/0x270 [ 2096.191089][T15206] __sys_sendmsg+0xec/0x1b0 [ 2096.195576][T15206] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2096.200590][T15206] ? __x64_sys_futex+0x380/0x4f0 [ 2096.205526][T15206] ? trace_hardirqs_off_caller+0x55/0x230 [ 2096.211230][T15206] ? do_syscall_64+0x21/0x7d0 [ 2096.215898][T15206] do_syscall_64+0xf6/0x7d0 [ 2096.220389][T15206] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2096.226269][T15206] RIP: 0033:0x45c849 [ 2096.230173][T15206] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2096.249776][T15206] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2096.258185][T15206] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2096.266153][T15206] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2096.274107][T15206] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2096.282059][T15206] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2096.290015][T15206] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2096.364281][T15207] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2096.372442][T15207] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2096.384252][T15207] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2096.384252][T15207] !' [ 2096.394559][T15207] CPU: 1 PID: 15207 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2096.403253][T15207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2096.413329][T15207] Call Trace: [ 2096.416618][T15207] dump_stack+0x188/0x20d [ 2096.421014][T15207] sysfs_warn_dup.cold+0x1c/0x2d [ 2096.425942][T15207] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2096.432000][T15207] sysfs_create_link+0x61/0xc0 [ 2096.436761][T15207] device_add+0x71c/0x1bc0 [ 2096.441186][T15207] ? uevent_show+0x360/0x360 [ 2096.445763][T15207] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2096.451753][T15207] wiphy_register+0x1c46/0x2720 [ 2096.456613][T15207] ? wiphy_unregister+0xf90/0xf90 [ 2096.461632][T15207] ? __kmalloc+0x629/0x7a0 [ 2096.466051][T15207] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2096.471604][T15207] ieee80211_register_hw+0x13d4/0x36a0 [ 2096.477061][T15207] ? __debug_object_init+0x4a1/0xe20 [ 2096.482361][T15207] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2096.487861][T15207] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2096.493408][T15207] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2096.499380][T15207] ? memset+0x20/0x40 [ 2096.504131][T15207] ? __hrtimer_init+0x134/0x260 [ 2096.508982][T15207] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2096.514685][T15207] ? vprintk_func+0x81/0x17e [ 2096.519294][T15207] ? hwsim_register_received_nl+0x400/0x400 [ 2096.525176][T15207] hwsim_new_radio_nl+0x905/0xf60 [ 2096.530193][T15207] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2096.536066][T15207] ? cap_capable+0x1eb/0x250 [ 2096.540640][T15207] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2096.546949][T15207] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2096.553276][T15207] genl_rcv_msg+0x627/0xdf0 [ 2096.557787][T15207] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2096.564126][T15207] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2096.569928][T15207] netlink_rcv_skb+0x15a/0x410 [ 2096.574677][T15207] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2096.580983][T15207] ? netlink_ack+0xa80/0xa80 [ 2096.585566][T15207] genl_rcv+0x24/0x40 [ 2096.589528][T15207] netlink_unicast+0x537/0x740 [ 2096.594275][T15207] ? netlink_attachskb+0x810/0x810 [ 2096.599364][T15207] ? _copy_from_iter_full+0x25c/0x870 [ 2096.604735][T15207] ? __phys_addr_symbol+0x2c/0x70 [ 2096.609738][T15207] ? __check_object_size+0x171/0x437 [ 2096.615007][T15207] netlink_sendmsg+0x882/0xe10 [ 2096.619755][T15207] ? aa_af_perm+0x260/0x260 [ 2096.624265][T15207] ? netlink_unicast+0x740/0x740 [ 2096.629284][T15207] ? netlink_unicast+0x740/0x740 [ 2096.634206][T15207] sock_sendmsg+0xcf/0x120 [ 2096.638603][T15207] ____sys_sendmsg+0x6b9/0x7d0 [ 2096.643362][T15207] ? kernel_sendmsg+0x50/0x50 [ 2096.648032][T15207] ? mark_lock+0xbc/0x1220 [ 2096.652482][T15207] ___sys_sendmsg+0x100/0x170 [ 2096.657156][T15207] ? sendmsg_copy_msghdr+0x70/0x70 [ 2096.662273][T15207] ? __fget_files+0x329/0x4f0 [ 2096.666952][T15207] ? ksys_dup3+0x3c0/0x3c0 [ 2096.671345][T15207] ? lock_acquire+0x197/0x420 [ 2096.676000][T15207] ? __might_fault+0xef/0x1d0 [ 2096.680661][T15207] ? __fget_light+0x208/0x270 [ 2096.685323][T15207] __sys_sendmsg+0xec/0x1b0 [ 2096.689805][T15207] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2096.694832][T15207] ? trace_hardirqs_off_caller+0x55/0x230 [ 2096.700530][T15207] ? do_syscall_64+0x21/0x7d0 [ 2096.705189][T15207] do_syscall_64+0xf6/0x7d0 [ 2096.709675][T15207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2096.715558][T15207] RIP: 0033:0x45c849 [ 2096.719434][T15207] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2096.739034][T15207] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2096.747436][T15207] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2096.755402][T15207] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2096.763380][T15207] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2096.771343][T15207] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2096.779295][T15207] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000709d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2096.938716][T15212] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2096.946996][T15212] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2096.962639][T15212] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2096.962639][T15212] !' [ 2096.972586][T15212] CPU: 1 PID: 15212 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2096.981254][T15212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2096.991302][T15212] Call Trace: [ 2096.994598][T15212] dump_stack+0x188/0x20d [ 2096.998930][T15212] sysfs_warn_dup.cold+0x1c/0x2d [ 2097.003862][T15212] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2097.009915][T15212] sysfs_create_link+0x61/0xc0 [ 2097.014687][T15212] device_add+0x71c/0x1bc0 [ 2097.019104][T15212] ? uevent_show+0x360/0x360 [ 2097.023695][T15212] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2097.029682][T15212] wiphy_register+0x1c46/0x2720 [ 2097.034537][T15212] ? wiphy_unregister+0xf90/0xf90 [ 2097.039634][T15212] ? __kmalloc+0x629/0x7a0 [ 2097.044088][T15212] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2097.049676][T15212] ieee80211_register_hw+0x13d4/0x36a0 [ 2097.055145][T15212] ? __debug_object_init+0x4a1/0xe20 [ 2097.060484][T15212] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2097.065936][T15212] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2097.071462][T15212] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2097.077451][T15212] ? memset+0x20/0x40 [ 2097.081478][T15212] ? __hrtimer_init+0x134/0x260 [ 2097.086367][T15212] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2097.092085][T15212] ? vprintk_func+0x81/0x17e [ 2097.096697][T15212] ? hwsim_register_received_nl+0x400/0x400 [ 2097.102587][T15212] hwsim_new_radio_nl+0x905/0xf60 [ 2097.107642][T15212] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2097.113640][T15212] ? cap_capable+0x1eb/0x250 [ 2097.118241][T15212] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2097.124653][T15212] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2097.130996][T15212] genl_rcv_msg+0x627/0xdf0 [ 2097.135510][T15212] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2097.141842][T15212] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2097.147636][T15212] netlink_rcv_skb+0x15a/0x410 [ 2097.152421][T15212] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2097.158812][T15212] ? netlink_ack+0xa80/0xa80 [ 2097.163407][T15212] genl_rcv+0x24/0x40 [ 2097.167420][T15212] netlink_unicast+0x537/0x740 [ 2097.172205][T15212] ? netlink_attachskb+0x810/0x810 [ 2097.177350][T15212] ? _copy_from_iter_full+0x25c/0x870 [ 2097.182716][T15212] ? __phys_addr_symbol+0x2c/0x70 [ 2097.187768][T15212] ? __check_object_size+0x171/0x437 [ 2097.193052][T15212] netlink_sendmsg+0x882/0xe10 [ 2097.197813][T15212] ? aa_af_perm+0x260/0x260 [ 2097.202308][T15212] ? netlink_unicast+0x740/0x740 [ 2097.207243][T15212] ? netlink_unicast+0x740/0x740 [ 2097.212172][T15212] sock_sendmsg+0xcf/0x120 [ 2097.216674][T15212] ____sys_sendmsg+0x6b9/0x7d0 [ 2097.221473][T15212] ? kernel_sendmsg+0x50/0x50 [ 2097.226196][T15212] ? mark_lock+0xbc/0x1220 [ 2097.230624][T15212] ___sys_sendmsg+0x100/0x170 [ 2097.235306][T15212] ? sendmsg_copy_msghdr+0x70/0x70 [ 2097.240423][T15212] ? __fget_files+0x329/0x4f0 [ 2097.245093][T15212] ? ksys_dup3+0x3c0/0x3c0 [ 2097.249488][T15212] ? lock_acquire+0x197/0x420 [ 2097.254156][T15212] ? __might_fault+0xef/0x1d0 [ 2097.258866][T15212] ? __fget_light+0x208/0x270 [ 2097.263527][T15212] __sys_sendmsg+0xec/0x1b0 [ 2097.268009][T15212] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2097.273029][T15212] ? __x64_sys_futex+0x380/0x4f0 [ 2097.277964][T15212] ? trace_hardirqs_off_caller+0x55/0x230 [ 2097.283666][T15212] ? do_syscall_64+0x21/0x7d0 [ 2097.288321][T15212] do_syscall_64+0xf6/0x7d0 [ 2097.292824][T15212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2097.298709][T15212] RIP: 0033:0x45c849 [ 2097.302583][T15212] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2097.322173][T15212] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2097.330595][T15212] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2097.338569][T15212] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2097.346610][T15212] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2097.354593][T15212] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2097.362588][T15212] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:43 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400070ad21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2097.542290][T15215] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2097.550548][T15215] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2097.566126][T15215] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2097.566126][T15215] !' [ 2097.576196][T15215] CPU: 0 PID: 15215 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2097.584924][T15215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2097.595009][T15215] Call Trace: [ 2097.598295][T15215] dump_stack+0x188/0x20d [ 2097.602618][T15215] sysfs_warn_dup.cold+0x1c/0x2d [ 2097.607546][T15215] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2097.613604][T15215] sysfs_create_link+0x61/0xc0 [ 2097.618407][T15215] device_add+0x71c/0x1bc0 [ 2097.622882][T15215] ? uevent_show+0x360/0x360 [ 2097.627466][T15215] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2097.633438][T15215] wiphy_register+0x1c46/0x2720 [ 2097.638307][T15215] ? wiphy_unregister+0xf90/0xf90 [ 2097.643322][T15215] ? __kmalloc+0x629/0x7a0 [ 2097.647743][T15215] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2097.653339][T15215] ieee80211_register_hw+0x13d4/0x36a0 [ 2097.658979][T15215] ? __debug_object_init+0x4a1/0xe20 [ 2097.664304][T15215] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2097.669767][T15215] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2097.675499][T15215] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2097.681533][T15215] ? memset+0x20/0x40 [ 2097.685520][T15215] ? __hrtimer_init+0x134/0x260 [ 2097.690380][T15215] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2097.696094][T15215] ? vprintk_func+0x81/0x17e [ 2097.700778][T15215] ? hwsim_register_received_nl+0x400/0x400 [ 2097.706672][T15215] hwsim_new_radio_nl+0x905/0xf60 [ 2097.711711][T15215] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2097.717600][T15215] ? cap_capable+0x1eb/0x250 [ 2097.722186][T15215] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2097.728504][T15215] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2097.734831][T15215] genl_rcv_msg+0x627/0xdf0 [ 2097.739336][T15215] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2097.745670][T15215] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2097.751471][T15215] netlink_rcv_skb+0x15a/0x410 [ 2097.756224][T15215] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2097.762539][T15215] ? netlink_ack+0xa80/0xa80 [ 2097.767193][T15215] genl_rcv+0x24/0x40 [ 2097.771162][T15215] netlink_unicast+0x537/0x740 [ 2097.775961][T15215] ? netlink_attachskb+0x810/0x810 [ 2097.781060][T15215] ? _copy_from_iter_full+0x25c/0x870 [ 2097.786424][T15215] ? __phys_addr_symbol+0x2c/0x70 [ 2097.791463][T15215] ? __check_object_size+0x171/0x437 [ 2097.796773][T15215] netlink_sendmsg+0x882/0xe10 [ 2097.801549][T15215] ? aa_af_perm+0x260/0x260 [ 2097.806047][T15215] ? netlink_unicast+0x740/0x740 [ 2097.810983][T15215] ? netlink_unicast+0x740/0x740 [ 2097.815910][T15215] sock_sendmsg+0xcf/0x120 [ 2097.820341][T15215] ____sys_sendmsg+0x6b9/0x7d0 [ 2097.825141][T15215] ? kernel_sendmsg+0x50/0x50 [ 2097.829820][T15215] ___sys_sendmsg+0x100/0x170 [ 2097.834486][T15215] ? sendmsg_copy_msghdr+0x70/0x70 [ 2097.839595][T15215] ? __fget_files+0x329/0x4f0 [ 2097.844283][T15215] ? ksys_dup3+0x3c0/0x3c0 [ 2097.848712][T15215] ? lock_acquire+0x197/0x420 [ 2097.853419][T15215] ? __might_fault+0xef/0x1d0 [ 2097.858087][T15215] ? __fget_light+0x208/0x270 [ 2097.862758][T15215] __sys_sendmsg+0xec/0x1b0 [ 2097.867270][T15215] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2097.872285][T15215] ? __x64_sys_futex+0x380/0x4f0 [ 2097.877222][T15215] ? trace_hardirqs_off_caller+0x55/0x230 [ 2097.882930][T15215] ? do_syscall_64+0x21/0x7d0 [ 2097.887611][T15215] do_syscall_64+0xf6/0x7d0 [ 2097.892118][T15215] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2097.898047][T15215] RIP: 0033:0x45c849 [ 2097.901930][T15215] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2097.921524][T15215] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2097.929924][T15215] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2097.937883][T15215] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2097.945847][T15215] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2097.953833][T15215] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2097.961794][T15215] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2098.023915][T15216] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2098.032358][T15216] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2098.043397][T15216] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2098.043397][T15216] !' [ 2098.053233][T15216] CPU: 1 PID: 15216 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2098.061976][T15216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2098.072057][T15216] Call Trace: [ 2098.075347][T15216] dump_stack+0x188/0x20d [ 2098.079680][T15216] sysfs_warn_dup.cold+0x1c/0x2d [ 2098.084629][T15216] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2098.090690][T15216] sysfs_create_link+0x61/0xc0 [ 2098.095447][T15216] device_add+0x71c/0x1bc0 [ 2098.099857][T15216] ? uevent_show+0x360/0x360 [ 2098.104435][T15216] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2098.110405][T15216] wiphy_register+0x1c46/0x2720 [ 2098.115253][T15216] ? wiphy_unregister+0xf90/0xf90 [ 2098.120298][T15216] ? __kmalloc+0x629/0x7a0 [ 2098.124838][T15216] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2098.130381][T15216] ieee80211_register_hw+0x13d4/0x36a0 [ 2098.135842][T15216] ? __debug_object_init+0x4a1/0xe20 [ 2098.141122][T15216] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2098.146565][T15216] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2098.152092][T15216] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2098.158070][T15216] ? memset+0x20/0x40 [ 2098.162035][T15216] ? __hrtimer_init+0x134/0x260 [ 2098.167015][T15216] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2098.172734][T15216] ? vprintk_func+0x81/0x17e [ 2098.177328][T15216] ? hwsim_register_received_nl+0x400/0x400 [ 2098.183216][T15216] hwsim_new_radio_nl+0x905/0xf60 [ 2098.188260][T15216] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2098.194210][T15216] ? cap_capable+0x1eb/0x250 [ 2098.198820][T15216] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2098.205136][T15216] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2098.211480][T15216] genl_rcv_msg+0x627/0xdf0 [ 2098.215978][T15216] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2098.222405][T15216] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2098.228216][T15216] netlink_rcv_skb+0x15a/0x410 [ 2098.232980][T15216] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2098.239304][T15216] ? netlink_ack+0xa80/0xa80 [ 2098.243906][T15216] genl_rcv+0x24/0x40 [ 2098.247881][T15216] netlink_unicast+0x537/0x740 [ 2098.252640][T15216] ? netlink_attachskb+0x810/0x810 [ 2098.257736][T15216] ? _copy_from_iter_full+0x25c/0x870 [ 2098.263089][T15216] ? __phys_addr_symbol+0x2c/0x70 [ 2098.268097][T15216] ? __check_object_size+0x171/0x437 [ 2098.273379][T15216] netlink_sendmsg+0x882/0xe10 [ 2098.278140][T15216] ? aa_af_perm+0x260/0x260 [ 2098.282640][T15216] ? netlink_unicast+0x740/0x740 [ 2098.287578][T15216] ? netlink_unicast+0x740/0x740 [ 2098.292503][T15216] sock_sendmsg+0xcf/0x120 [ 2098.296936][T15216] ____sys_sendmsg+0x6b9/0x7d0 [ 2098.301718][T15216] ? kernel_sendmsg+0x50/0x50 [ 2098.306393][T15216] ? mark_lock+0xbc/0x1220 [ 2098.310816][T15216] ___sys_sendmsg+0x100/0x170 [ 2098.315503][T15216] ? sendmsg_copy_msghdr+0x70/0x70 [ 2098.320614][T15216] ? __fget_files+0x329/0x4f0 [ 2098.325309][T15216] ? ksys_dup3+0x3c0/0x3c0 [ 2098.329730][T15216] ? lock_acquire+0x197/0x420 [ 2098.334407][T15216] ? __might_fault+0xef/0x1d0 [ 2098.339101][T15216] ? __fget_light+0x208/0x270 [ 2098.343783][T15216] __sys_sendmsg+0xec/0x1b0 [ 2098.348282][T15216] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2098.353306][T15216] ? trace_hardirqs_off_caller+0x55/0x230 [ 2098.359012][T15216] ? do_syscall_64+0x21/0x7d0 [ 2098.363701][T15216] do_syscall_64+0xf6/0x7d0 [ 2098.368205][T15216] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2098.374094][T15216] RIP: 0033:0x45c849 [ 2098.377974][T15216] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2098.397562][T15216] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2098.405972][T15216] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2098.413938][T15216] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2098.421903][T15216] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2098.429873][T15216] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2098.437845][T15216] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:44 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400070bd21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:51:44 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400070cd21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2098.700951][T15224] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2098.716339][T15224] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2098.728644][T15224] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2098.728644][T15224] !' [ 2098.743488][T15224] CPU: 0 PID: 15224 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2098.752186][T15224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2098.762285][T15224] Call Trace: [ 2098.765597][T15224] dump_stack+0x188/0x20d [ 2098.769924][T15224] sysfs_warn_dup.cold+0x1c/0x2d [ 2098.774854][T15224] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2098.780913][T15224] sysfs_create_link+0x61/0xc0 [ 2098.785666][T15224] device_add+0x71c/0x1bc0 [ 2098.790074][T15224] ? uevent_show+0x360/0x360 [ 2098.794670][T15224] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2098.800685][T15224] wiphy_register+0x1c46/0x2720 [ 2098.805535][T15224] ? wiphy_unregister+0xf90/0xf90 [ 2098.810550][T15224] ? __kmalloc+0x629/0x7a0 [ 2098.814997][T15224] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2098.820539][T15224] ieee80211_register_hw+0x13d4/0x36a0 [ 2098.825992][T15224] ? __debug_object_init+0x4a1/0xe20 [ 2098.831289][T15224] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2098.836756][T15224] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2098.842305][T15224] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2098.848275][T15224] ? memset+0x20/0x40 [ 2098.852259][T15224] ? __hrtimer_init+0x134/0x260 [ 2098.857104][T15224] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2098.862812][T15224] ? vprintk_func+0x81/0x17e [ 2098.867419][T15224] ? hwsim_register_received_nl+0x400/0x400 [ 2098.873347][T15224] hwsim_new_radio_nl+0x905/0xf60 [ 2098.878381][T15224] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2098.884261][T15224] ? cap_capable+0x1eb/0x250 [ 2098.888845][T15224] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2098.895160][T15224] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2098.901494][T15224] genl_rcv_msg+0x627/0xdf0 [ 2098.905991][T15224] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2098.912339][T15224] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2098.918140][T15224] netlink_rcv_skb+0x15a/0x410 [ 2098.922892][T15224] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2098.929207][T15224] ? netlink_ack+0xa80/0xa80 [ 2098.933815][T15224] genl_rcv+0x24/0x40 [ 2098.937783][T15224] netlink_unicast+0x537/0x740 [ 2098.942540][T15224] ? netlink_attachskb+0x810/0x810 [ 2098.947638][T15224] ? _copy_from_iter_full+0x25c/0x870 [ 2098.952997][T15224] ? __phys_addr_symbol+0x2c/0x70 [ 2098.958022][T15224] ? __check_object_size+0x171/0x437 [ 2098.963313][T15224] netlink_sendmsg+0x882/0xe10 [ 2098.968076][T15224] ? aa_af_perm+0x260/0x260 [ 2098.972566][T15224] ? netlink_unicast+0x740/0x740 [ 2098.977509][T15224] ? netlink_unicast+0x740/0x740 [ 2098.982451][T15224] sock_sendmsg+0xcf/0x120 [ 2098.986892][T15224] ____sys_sendmsg+0x6b9/0x7d0 [ 2098.991657][T15224] ? kernel_sendmsg+0x50/0x50 [ 2098.996341][T15224] ___sys_sendmsg+0x100/0x170 [ 2099.001006][T15224] ? sendmsg_copy_msghdr+0x70/0x70 [ 2099.006132][T15224] ? __fget_files+0x329/0x4f0 [ 2099.010803][T15224] ? ksys_dup3+0x3c0/0x3c0 [ 2099.015219][T15224] ? lock_acquire+0x197/0x420 [ 2099.019879][T15224] ? __might_fault+0xef/0x1d0 [ 2099.024553][T15224] ? __fget_light+0x208/0x270 [ 2099.029238][T15224] __sys_sendmsg+0xec/0x1b0 [ 2099.033738][T15224] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2099.038772][T15224] ? __x64_sys_futex+0x380/0x4f0 [ 2099.043715][T15224] ? trace_hardirqs_off_caller+0x55/0x230 [ 2099.049430][T15224] ? do_syscall_64+0x21/0x7d0 [ 2099.054115][T15224] do_syscall_64+0xf6/0x7d0 [ 2099.058634][T15224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2099.064518][T15224] RIP: 0033:0x45c849 [ 2099.068408][T15224] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2099.088113][T15224] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2099.096539][T15224] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2099.104504][T15224] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2099.112519][T15224] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2099.120519][T15224] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2099.128496][T15224] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2099.204581][T15225] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2099.212855][T15225] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2099.225981][T15225] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2099.225981][T15225] !' [ 2099.236141][T15225] CPU: 1 PID: 15225 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2099.244836][T15225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2099.254898][T15225] Call Trace: [ 2099.258200][T15225] dump_stack+0x188/0x20d [ 2099.262552][T15225] sysfs_warn_dup.cold+0x1c/0x2d [ 2099.267618][T15225] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2099.273700][T15225] sysfs_create_link+0x61/0xc0 [ 2099.278508][T15225] device_add+0x71c/0x1bc0 [ 2099.282932][T15225] ? uevent_show+0x360/0x360 [ 2099.287524][T15225] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2099.293519][T15225] wiphy_register+0x1c46/0x2720 [ 2099.298389][T15225] ? wiphy_unregister+0xf90/0xf90 [ 2099.303427][T15225] ? __kmalloc+0x629/0x7a0 [ 2099.307888][T15225] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2099.313446][T15225] ieee80211_register_hw+0x13d4/0x36a0 [ 2099.318910][T15225] ? __debug_object_init+0x4a1/0xe20 [ 2099.324205][T15225] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2099.329728][T15225] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2099.335274][T15225] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2099.341247][T15225] ? memset+0x20/0x40 [ 2099.345217][T15225] ? __hrtimer_init+0x134/0x260 [ 2099.350075][T15225] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2099.355851][T15225] ? vprintk_func+0x81/0x17e [ 2099.360483][T15225] ? hwsim_register_received_nl+0x400/0x400 [ 2099.366389][T15225] hwsim_new_radio_nl+0x905/0xf60 [ 2099.371423][T15225] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2099.377307][T15225] ? cap_capable+0x1eb/0x250 [ 2099.382858][T15225] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2099.389185][T15225] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2099.395529][T15225] genl_rcv_msg+0x627/0xdf0 [ 2099.400028][T15225] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2099.406374][T15225] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2099.412214][T15225] netlink_rcv_skb+0x15a/0x410 [ 2099.416989][T15225] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2099.423317][T15225] ? netlink_ack+0xa80/0xa80 [ 2099.427936][T15225] genl_rcv+0x24/0x40 [ 2099.431929][T15225] netlink_unicast+0x537/0x740 [ 2099.436719][T15225] ? netlink_attachskb+0x810/0x810 [ 2099.441843][T15225] ? _copy_from_iter_full+0x25c/0x870 [ 2099.447276][T15225] ? __phys_addr_symbol+0x2c/0x70 [ 2099.452307][T15225] ? __check_object_size+0x171/0x437 [ 2099.457602][T15225] netlink_sendmsg+0x882/0xe10 [ 2099.462368][T15225] ? aa_af_perm+0x260/0x260 [ 2099.466870][T15225] ? netlink_unicast+0x740/0x740 [ 2099.471822][T15225] ? netlink_unicast+0x740/0x740 [ 2099.476800][T15225] sock_sendmsg+0xcf/0x120 [ 2099.481228][T15225] ____sys_sendmsg+0x6b9/0x7d0 [ 2099.485994][T15225] ? kernel_sendmsg+0x50/0x50 [ 2099.490661][T15225] ? mark_lock+0xbc/0x1220 [ 2099.495112][T15225] ___sys_sendmsg+0x100/0x170 [ 2099.500764][T15225] ? sendmsg_copy_msghdr+0x70/0x70 [ 2099.505886][T15225] ? __fget_files+0x329/0x4f0 [ 2099.510569][T15225] ? ksys_dup3+0x3c0/0x3c0 [ 2099.515119][T15225] ? lock_acquire+0x197/0x420 [ 2099.519924][T15225] ? __might_fault+0xef/0x1d0 [ 2099.524625][T15225] ? __fget_light+0x208/0x270 [ 2099.529330][T15225] __sys_sendmsg+0xec/0x1b0 [ 2099.534028][T15225] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2099.539086][T15225] ? trace_hardirqs_off_caller+0x55/0x230 [ 2099.544817][T15225] ? do_syscall_64+0x21/0x7d0 [ 2099.549515][T15225] do_syscall_64+0xf6/0x7d0 [ 2099.554036][T15225] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2099.559923][T15225] RIP: 0033:0x45c849 [ 2099.563869][T15225] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2099.583488][T15225] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2099.591916][T15225] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2099.599891][T15225] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2099.607855][T15225] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2099.615817][T15225] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2099.623786][T15225] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:52 executing program 4: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x14981, 0x0, 0x0, 0x8, 0x0, 0x0, 0x29e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x9) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000980)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x222}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x18000000000002a0, 0x1f, 0x0, &(0x7f00000000c0)="b9ff03c6630d698cb89e0bf088ca1fffffff0e000000631477fbac14140ce0", 0x0, 0x9, 0x0, 0x27, 0xb6, &(0x7f0000000080)="d9b6808d5a80ff78a4f5204cc7b48e168ae9962cbbc027fc5297b4b061c3ea7c8c40a95ee1abd5", &(0x7f00000003c0)="1934eca71b6795dd529249ec8c2d4dc7274dac2957775ee6c619c02522e1fef021575d3f7fbbbfeb3ab9021aebd0dd9ed9e4df31099e54965a6bcc01c160c4ee1bd4f29425185aa64d085224f395813145f549402839a9efe11583fc7598f6f0076dcee5fff66bdf09ed0c85e55e2cddc5a33cc0815d6b241099f8ce4b535b8fb86037a3c1811f8f708497d37c71468ac0cf58c8b253a084d853cc16290cf0e9c85b1dc672a8904b82df4adfbeb9c5bb7cc73cf71d53"}, 0x40) close(r0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, @perf_config_ext={0x0, 0x8000}, 0x0, 0x0, 0x0, 0x2}, 0xffffffffffffffff, 0x9, 0xffffffffffffffff, 0x0) socket$kcm(0x2, 0x0, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) openat$cgroup_ro(r2, &(0x7f00000019c0)='cgroup.stat\x00', 0x0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001980)={r1, 0x0, 0x0}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000004c0)={0xffffffffffffffff, 0x0, &(0x7f0000000380)=""/62, 0x4}, 0x20) mkdir(&(0x7f0000000140)='.\x02', 0x0) r3 = socket$kcm(0x29, 0x0, 0x0) sendmsg(r3, &(0x7f0000001740)={0x0, 0x0, 0x0}, 0x48011) 21:51:52 executing program 5: r0 = gettid() r1 = perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0x615, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_config_ext, 0x0, 0x8, 0x3}, 0x0, 0x6, 0xffffffffffffffff, 0x0) r2 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, r2, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) write$cgroup_int(r3, &(0x7f0000000200), 0x400086) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40305839, &(0x7f0000000040)) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) write$cgroup_int(r4, &(0x7f0000000200), 0x400086) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40305839, &(0x7f0000000040)) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000280)={r0, r4, 0x0, 0x1, &(0x7f0000000240)='\x00', 0xffffffffffffffff}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000002c0)={r2, r3, 0x0, 0x4, &(0x7f0000000200)='GPL\x00', r5}, 0x30) r6 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='GPL\x00', 0x5, 0xfd39, &(0x7f000000cf3d)=""/195}, 0x48) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0xfffffffffffffffd) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r6) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000000c0)={r0, r1, 0x0, 0x0, 0x0}, 0x30) perf_event_open(&(0x7f0000000340)={0x1, 0x70, 0x9, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000300), 0x2}, 0x0, 0xfffffffffffffffe}, 0x0, 0xfffffff7ffffffff, 0xffffffffffffffff, 0x0) close(r8) 21:51:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400070ed21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2106.333170][T15230] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2106.341327][T15230] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2106.355184][T15230] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2106.355184][T15230] !' [ 2106.365794][T15230] CPU: 1 PID: 15230 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2106.374483][T15230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2106.384530][T15230] Call Trace: [ 2106.387821][T15230] dump_stack+0x188/0x20d [ 2106.392159][T15230] sysfs_warn_dup.cold+0x1c/0x2d [ 2106.397109][T15230] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2106.403189][T15230] sysfs_create_link+0x61/0xc0 [ 2106.407947][T15230] device_add+0x71c/0x1bc0 [ 2106.412374][T15230] ? uevent_show+0x360/0x360 [ 2106.416962][T15230] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2106.422942][T15230] wiphy_register+0x1c46/0x2720 [ 2106.427798][T15230] ? wiphy_unregister+0xf90/0xf90 [ 2106.432821][T15230] ? __kmalloc+0x629/0x7a0 [ 2106.437251][T15230] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2106.442822][T15230] ieee80211_register_hw+0x13d4/0x36a0 [ 2106.448284][T15230] ? __debug_object_init+0x4a1/0xe20 [ 2106.453577][T15230] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2106.459044][T15230] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2106.464586][T15230] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2106.470575][T15230] ? memset+0x20/0x40 [ 2106.474557][T15230] ? __hrtimer_init+0x134/0x260 [ 2106.479393][T15230] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2106.485108][T15230] ? vprintk_func+0x81/0x17e [ 2106.489720][T15230] ? hwsim_register_received_nl+0x400/0x400 [ 2106.495614][T15230] hwsim_new_radio_nl+0x905/0xf60 [ 2106.500622][T15230] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2106.506502][T15230] ? cap_capable+0x1eb/0x250 [ 2106.511081][T15230] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2106.517406][T15230] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2106.523740][T15230] genl_rcv_msg+0x627/0xdf0 [ 2106.528243][T15230] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2106.534566][T15230] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2106.540360][T15230] netlink_rcv_skb+0x15a/0x410 [ 2106.545123][T15230] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2106.551446][T15230] ? netlink_ack+0xa80/0xa80 [ 2106.556032][T15230] genl_rcv+0x24/0x40 [ 2106.560013][T15230] netlink_unicast+0x537/0x740 [ 2106.564781][T15230] ? netlink_attachskb+0x810/0x810 [ 2106.569904][T15230] ? _copy_from_iter_full+0x25c/0x870 [ 2106.575286][T15230] ? __phys_addr_symbol+0x2c/0x70 [ 2106.580298][T15230] ? __check_object_size+0x171/0x437 [ 2106.585585][T15230] netlink_sendmsg+0x882/0xe10 [ 2106.590348][T15230] ? aa_af_perm+0x260/0x260 [ 2106.594837][T15230] ? netlink_unicast+0x740/0x740 [ 2106.599761][T15230] ? netlink_unicast+0x740/0x740 [ 2106.604707][T15230] sock_sendmsg+0xcf/0x120 [ 2106.609122][T15230] ____sys_sendmsg+0x6b9/0x7d0 [ 2106.614147][T15230] ? kernel_sendmsg+0x50/0x50 [ 2106.618816][T15230] ? mark_lock+0xbc/0x1220 [ 2106.623246][T15230] ___sys_sendmsg+0x100/0x170 [ 2106.627944][T15230] ? sendmsg_copy_msghdr+0x70/0x70 [ 2106.633063][T15230] ? __fget_files+0x329/0x4f0 [ 2106.637740][T15230] ? ksys_dup3+0x3c0/0x3c0 [ 2106.642154][T15230] ? lock_acquire+0x197/0x420 [ 2106.646828][T15230] ? __might_fault+0xef/0x1d0 [ 2106.651508][T15230] ? __fget_light+0x208/0x270 [ 2106.656190][T15230] __sys_sendmsg+0xec/0x1b0 [ 2106.660688][T15230] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2106.665716][T15230] ? __x64_sys_futex+0x380/0x4f0 [ 2106.670661][T15230] ? trace_hardirqs_off_caller+0x55/0x230 [ 2106.676438][T15230] ? do_syscall_64+0x21/0x7d0 [ 2106.681179][T15230] do_syscall_64+0xf6/0x7d0 [ 2106.685697][T15230] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2106.691594][T15230] RIP: 0033:0x45c849 [ 2106.695498][T15230] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2106.715119][T15230] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2106.724077][T15230] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2106.732066][T15230] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2106.740069][T15230] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2106.748059][T15230] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2106.756038][T15230] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2106.813871][T15233] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2106.822121][T15233] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2106.833282][T15233] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2106.833282][T15233] !' [ 2106.844446][T15233] CPU: 0 PID: 15233 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2106.853141][T15233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2106.863199][T15233] Call Trace: [ 2106.866485][T15233] dump_stack+0x188/0x20d [ 2106.870810][T15233] sysfs_warn_dup.cold+0x1c/0x2d [ 2106.875742][T15233] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2106.881807][T15233] sysfs_create_link+0x61/0xc0 [ 2106.886558][T15233] device_add+0x71c/0x1bc0 [ 2106.890987][T15233] ? uevent_show+0x360/0x360 [ 2106.895602][T15233] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2106.901591][T15233] wiphy_register+0x1c46/0x2720 [ 2106.906459][T15233] ? wiphy_unregister+0xf90/0xf90 [ 2106.911492][T15233] ? __kmalloc+0x629/0x7a0 [ 2106.915907][T15233] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2106.921447][T15233] ieee80211_register_hw+0x13d4/0x36a0 [ 2106.926895][T15233] ? __debug_object_init+0x4a1/0xe20 [ 2106.932173][T15233] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2106.937623][T15233] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2106.943163][T15233] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2106.949132][T15233] ? memset+0x20/0x40 [ 2106.953100][T15233] ? __hrtimer_init+0x134/0x260 [ 2106.957941][T15233] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2106.963644][T15233] ? vprintk_func+0x81/0x17e [ 2106.968228][T15233] ? hwsim_register_received_nl+0x400/0x400 [ 2106.974120][T15233] hwsim_new_radio_nl+0x905/0xf60 [ 2106.979133][T15233] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2106.985009][T15233] ? cap_capable+0x1eb/0x250 [ 2106.989597][T15233] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2106.995907][T15233] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2107.002222][T15233] genl_rcv_msg+0x627/0xdf0 [ 2107.006718][T15233] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2107.013038][T15233] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2107.018924][T15233] netlink_rcv_skb+0x15a/0x410 [ 2107.023675][T15233] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2107.030017][T15233] ? netlink_ack+0xa80/0xa80 [ 2107.034636][T15233] genl_rcv+0x24/0x40 [ 2107.038642][T15233] netlink_unicast+0x537/0x740 [ 2107.043418][T15233] ? netlink_attachskb+0x810/0x810 [ 2107.048520][T15233] ? _copy_from_iter_full+0x25c/0x870 [ 2107.053881][T15233] ? __phys_addr_symbol+0x2c/0x70 [ 2107.058896][T15233] ? __check_object_size+0x171/0x437 [ 2107.064173][T15233] netlink_sendmsg+0x882/0xe10 [ 2107.068927][T15233] ? aa_af_perm+0x260/0x260 [ 2107.073414][T15233] ? netlink_unicast+0x740/0x740 [ 2107.078355][T15233] ? netlink_unicast+0x740/0x740 [ 2107.083278][T15233] sock_sendmsg+0xcf/0x120 [ 2107.087677][T15233] ____sys_sendmsg+0x6b9/0x7d0 [ 2107.092427][T15233] ? kernel_sendmsg+0x50/0x50 [ 2107.097090][T15233] ? mark_lock+0xbc/0x1220 [ 2107.101498][T15233] ___sys_sendmsg+0x100/0x170 [ 2107.106167][T15233] ? sendmsg_copy_msghdr+0x70/0x70 [ 2107.111273][T15233] ? __fget_files+0x329/0x4f0 [ 2107.115950][T15233] ? ksys_dup3+0x3c0/0x3c0 [ 2107.120405][T15233] ? lock_acquire+0x197/0x420 [ 2107.125068][T15233] ? __might_fault+0xef/0x1d0 [ 2107.129736][T15233] ? __fget_light+0x208/0x270 [ 2107.134421][T15233] __sys_sendmsg+0xec/0x1b0 [ 2107.138907][T15233] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2107.143927][T15233] ? trace_hardirqs_off_caller+0x55/0x230 [ 2107.149644][T15233] ? do_syscall_64+0x21/0x7d0 [ 2107.154345][T15233] do_syscall_64+0xf6/0x7d0 [ 2107.158859][T15233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2107.164739][T15233] RIP: 0033:0x45c849 [ 2107.168622][T15233] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2107.188209][T15233] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2107.196606][T15233] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2107.204560][T15233] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2107.212515][T15233] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2107.220589][T15233] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2107.228563][T15233] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:51:56 executing program 1: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f00000006c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x222}, 0x48) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cpuacct.usage_sys\x00', 0x0, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x4, &(0x7f0000000200)=@framed={{0x18, 0x2}, [@call={0x85, 0x0, 0x0, 0x2c}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000280)=r1, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000040)={r2, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)={r4}, 0xc) r5 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)={r4}, 0xc) ioctl$TUNSETFILTEREBPF(r1, 0x800454e1, &(0x7f0000000140)=r5) r6 = socket$kcm(0x11, 0xa, 0x300) setsockopt$sock_attach_bpf(r6, 0x1, 0x28, &(0x7f0000000680), 0x2c1) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0xe80, 0x0, &(0x7f00000000c0)="b9ff03c6630d698cb89e0bf088ca1fffffff0e000000630477fbac14140ce0", 0x0, 0x2f, 0x0, 0x0, 0xfffffffffffffe2a}, 0x28) 21:52:01 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000710d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2115.543872][T15241] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2115.552148][T15241] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2115.565327][T15241] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2115.565327][T15241] !' [ 2115.575306][T15241] CPU: 0 PID: 15241 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2115.584063][T15241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2115.594161][T15241] Call Trace: [ 2115.597453][T15241] dump_stack+0x188/0x20d [ 2115.601779][T15241] sysfs_warn_dup.cold+0x1c/0x2d [ 2115.606761][T15241] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2115.612874][T15241] sysfs_create_link+0x61/0xc0 [ 2115.617669][T15241] device_add+0x71c/0x1bc0 [ 2115.622088][T15241] ? uevent_show+0x360/0x360 [ 2115.626749][T15241] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2115.632802][T15241] wiphy_register+0x1c46/0x2720 [ 2115.637698][T15241] ? wiphy_unregister+0xf90/0xf90 [ 2115.642762][T15241] ? __kmalloc+0x629/0x7a0 [ 2115.647184][T15241] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2115.652743][T15241] ieee80211_register_hw+0x13d4/0x36a0 [ 2115.658209][T15241] ? __debug_object_init+0x4a1/0xe20 [ 2115.663515][T15241] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2115.668983][T15241] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2115.674575][T15241] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2115.680561][T15241] ? memset+0x20/0x40 [ 2115.684542][T15241] ? __hrtimer_init+0x134/0x260 [ 2115.689416][T15241] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2115.695335][T15241] ? vprintk_func+0x81/0x17e [ 2115.699950][T15241] ? hwsim_register_received_nl+0x400/0x400 [ 2115.705862][T15241] hwsim_new_radio_nl+0x905/0xf60 [ 2115.710923][T15241] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2115.716923][T15241] ? cap_capable+0x1eb/0x250 [ 2115.721549][T15241] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2115.727864][T15241] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2115.734194][T15241] genl_rcv_msg+0x627/0xdf0 [ 2115.738721][T15241] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2115.745087][T15241] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2115.750919][T15241] netlink_rcv_skb+0x15a/0x410 [ 2115.755690][T15241] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2115.762114][T15241] ? netlink_ack+0xa80/0xa80 [ 2115.766712][T15241] genl_rcv+0x24/0x40 [ 2115.770684][T15241] netlink_unicast+0x537/0x740 [ 2115.775442][T15241] ? netlink_attachskb+0x810/0x810 [ 2115.780557][T15241] ? _copy_from_iter_full+0x25c/0x870 [ 2115.785940][T15241] ? __phys_addr_symbol+0x2c/0x70 [ 2115.790972][T15241] ? __check_object_size+0x171/0x437 [ 2115.796279][T15241] netlink_sendmsg+0x882/0xe10 [ 2115.801067][T15241] ? aa_af_perm+0x260/0x260 [ 2115.805610][T15241] ? netlink_unicast+0x740/0x740 [ 2115.810577][T15241] ? netlink_unicast+0x740/0x740 [ 2115.815550][T15241] sock_sendmsg+0xcf/0x120 [ 2115.820051][T15241] ____sys_sendmsg+0x6b9/0x7d0 [ 2115.824834][T15241] ? kernel_sendmsg+0x50/0x50 [ 2115.829544][T15241] ___sys_sendmsg+0x100/0x170 [ 2115.834235][T15241] ? sendmsg_copy_msghdr+0x70/0x70 [ 2115.839355][T15241] ? __fget_files+0x329/0x4f0 [ 2115.844045][T15241] ? ksys_dup3+0x3c0/0x3c0 [ 2115.848469][T15241] ? lock_acquire+0x197/0x420 [ 2115.853156][T15241] ? __might_fault+0xef/0x1d0 [ 2115.857851][T15241] ? __fget_light+0x208/0x270 [ 2115.862535][T15241] __sys_sendmsg+0xec/0x1b0 [ 2115.867276][T15241] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2115.872308][T15241] ? __x64_sys_futex+0x380/0x4f0 [ 2115.877254][T15241] ? trace_hardirqs_off_caller+0x55/0x230 [ 2115.882992][T15241] ? do_syscall_64+0x21/0x7d0 [ 2115.887667][T15241] do_syscall_64+0xf6/0x7d0 [ 2115.892170][T15241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2115.898068][T15241] RIP: 0033:0x45c849 [ 2115.901958][T15241] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2115.921572][T15241] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2115.930003][T15241] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2115.937999][T15241] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 21:52:01 executing program 3: openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup/syz0\x00', 0x200002, 0x0) r1 = socket$kcm(0x2b, 0x1, 0x0) r2 = openat$cgroup_ro(r0, &(0x7f00000000c0)='cpuacct.usage_user\x00', 0x26e1, 0x0) setsockopt$sock_attach_bpf(r1, 0x6, 0x12, &(0x7f0000000200)=r2, 0x4) r3 = openat$cgroup(r2, &(0x7f0000000300)='syz0\x00', 0x200002, 0x0) openat$cgroup_ro(r3, &(0x7f0000000240)='cgroup.events\x00', 0x0, 0x0) openat$cgroup_ro(r0, &(0x7f0000000940)='cpu.stat\x00', 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpuset.effective_cpus\x00', 0x26e1, 0x0) r5 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) openat$cgroup_ro(r4, &(0x7f0000000280)='memory.current\x00', 0x0, 0x0) r6 = openat$cgroup_ro(r0, &(0x7f0000000140)='cpu.stat\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000001800)) write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000200)) socket$kcm(0x2b, 0x1, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) socket$kcm(0x2, 0x2, 0x0) r7 = openat$cgroup_ro(r6, &(0x7f0000000380)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x0) socket$kcm(0x2b, 0x1, 0x0) r8 = openat$cgroup_ro(r7, &(0x7f0000000340)='cgroup.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1fb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, @perf_bp={&(0x7f00000003c0), 0x8}, 0x20, 0x0, 0x0, 0x9, 0x0, 0x7, 0x2}, 0x0, 0xfffffffffffffff8, r8, 0x0) r9 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r9, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="1400000024001705d21b8078a763940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x2e}], 0x1}, 0x600) 21:52:01 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x88, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000300)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x1, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000540), 0xc) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000040c0)={&(0x7f0000003bc0)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000003fc0)=[{&(0x7f0000003c40)=""/53, 0x35}, {&(0x7f0000003c80)=""/102, 0x66}, {&(0x7f0000003d00)=""/247, 0xf7}, {&(0x7f0000003e00)=""/173, 0xad}, {&(0x7f0000003ec0)=""/200, 0xc8}], 0x5, &(0x7f0000004040)=""/82, 0x52}, 0x101) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) r4 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct]}}, 0x0, 0x26}, 0x20) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000040)=@framed, &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r4, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={r5, 0xc0, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000380)=r6, 0x4) bpf$PROG_LOAD(0x5, &(0x7f0000004180)={0xc, 0x0, &(0x7f0000000000), &(0x7f0000000040)='syzkaller\x00', 0x7, 0x1000, &(0x7f0000000580)=""/4096, 0x40f00, 0x0, [], r1, 0x19, r2, 0x8, &(0x7f0000004100)={0x9, 0x5}, 0x8, 0x10, &(0x7f0000004140)={0x2, 0x9, 0x9, 0x5}, 0x10, r6, r0}, 0x78) write$cgroup_int(r0, &(0x7f0000000200)=0x300, 0x400c00) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40286608, &(0x7f0000000080)) gettid() [ 2115.945990][T15241] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2115.953984][T15241] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2115.961974][T15241] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:52:02 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000711d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2116.149996][T15245] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2116.158761][T15245] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2116.172949][T15245] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2116.172949][T15245] !' [ 2116.184849][T15245] CPU: 0 PID: 15245 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2116.193557][T15245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2116.203670][T15245] Call Trace: [ 2116.207005][T15245] dump_stack+0x188/0x20d [ 2116.211345][T15245] sysfs_warn_dup.cold+0x1c/0x2d [ 2116.216295][T15245] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2116.222382][T15245] sysfs_create_link+0x61/0xc0 [ 2116.227152][T15245] device_add+0x71c/0x1bc0 [ 2116.231581][T15245] ? uevent_show+0x360/0x360 [ 2116.236183][T15245] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2116.242174][T15245] wiphy_register+0x1c46/0x2720 [ 2116.247040][T15245] ? wiphy_unregister+0xf90/0xf90 [ 2116.252085][T15245] ? __kmalloc+0x629/0x7a0 [ 2116.256520][T15245] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2116.262084][T15245] ieee80211_register_hw+0x13d4/0x36a0 [ 2116.267539][T15245] ? __debug_object_init+0x4a1/0xe20 [ 2116.272830][T15245] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2116.278282][T15245] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2116.283960][T15245] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2116.289946][T15245] ? memset+0x20/0x40 [ 2116.293925][T15245] ? __hrtimer_init+0x134/0x260 [ 2116.298785][T15245] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2116.304494][T15245] ? vprintk_func+0x81/0x17e [ 2116.309087][T15245] ? hwsim_register_received_nl+0x400/0x400 [ 2116.314987][T15245] hwsim_new_radio_nl+0x905/0xf60 [ 2116.320019][T15245] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2116.325910][T15245] ? cap_capable+0x1eb/0x250 [ 2116.330509][T15245] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2116.336839][T15245] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2116.343169][T15245] genl_rcv_msg+0x627/0xdf0 [ 2116.347813][T15245] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2116.354185][T15245] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2116.360040][T15245] netlink_rcv_skb+0x15a/0x410 [ 2116.364798][T15245] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2116.371185][T15245] ? netlink_ack+0xa80/0xa80 [ 2116.375843][T15245] genl_rcv+0x24/0x40 [ 2116.379841][T15245] netlink_unicast+0x537/0x740 [ 2116.384677][T15245] ? netlink_attachskb+0x810/0x810 [ 2116.389788][T15245] ? _copy_from_iter_full+0x25c/0x870 [ 2116.395195][T15245] ? __phys_addr_symbol+0x2c/0x70 [ 2116.400210][T15245] ? __check_object_size+0x171/0x437 [ 2116.405493][T15245] netlink_sendmsg+0x882/0xe10 [ 2116.410313][T15245] ? aa_af_perm+0x260/0x260 [ 2116.414816][T15245] ? netlink_unicast+0x740/0x740 [ 2116.419889][T15245] ? netlink_unicast+0x740/0x740 [ 2116.424832][T15245] sock_sendmsg+0xcf/0x120 [ 2116.429261][T15245] ____sys_sendmsg+0x6b9/0x7d0 [ 2116.434027][T15245] ? kernel_sendmsg+0x50/0x50 [ 2116.438712][T15245] ___sys_sendmsg+0x100/0x170 [ 2116.443385][T15245] ? sendmsg_copy_msghdr+0x70/0x70 [ 2116.448499][T15245] ? __fget_files+0x329/0x4f0 [ 2116.453173][T15245] ? ksys_dup3+0x3c0/0x3c0 [ 2116.457579][T15245] ? lock_acquire+0x197/0x420 [ 2116.462245][T15245] ? __might_fault+0xef/0x1d0 [ 2116.466915][T15245] ? __fget_light+0x208/0x270 [ 2116.471588][T15245] __sys_sendmsg+0xec/0x1b0 [ 2116.476083][T15245] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2116.481114][T15245] ? __x64_sys_futex+0x380/0x4f0 [ 2116.486055][T15245] ? trace_hardirqs_off_caller+0x55/0x230 [ 2116.491765][T15245] ? do_syscall_64+0x21/0x7d0 [ 2116.496448][T15245] do_syscall_64+0xf6/0x7d0 [ 2116.500963][T15245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2116.506866][T15245] RIP: 0033:0x45c849 [ 2116.510770][T15245] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2116.530371][T15245] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2116.538894][T15245] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2116.546861][T15245] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2116.554825][T15245] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2116.562800][T15245] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2116.570767][T15245] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2116.634759][T15246] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2116.643076][T15246] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2116.654274][T15246] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2116.654274][T15246] !' [ 2116.664157][T15246] CPU: 0 PID: 15246 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2116.672837][T15246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2116.682895][T15246] Call Trace: [ 2116.686186][T15246] dump_stack+0x188/0x20d [ 2116.690536][T15246] sysfs_warn_dup.cold+0x1c/0x2d [ 2116.695480][T15246] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2116.701572][T15246] sysfs_create_link+0x61/0xc0 [ 2116.706330][T15246] device_add+0x71c/0x1bc0 [ 2116.710741][T15246] ? uevent_show+0x360/0x360 [ 2116.715325][T15246] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2116.722171][T15246] wiphy_register+0x1c46/0x2720 [ 2116.727013][T15246] ? wiphy_unregister+0xf90/0xf90 [ 2116.732024][T15246] ? __kmalloc+0x629/0x7a0 [ 2116.736423][T15246] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2116.741958][T15246] ieee80211_register_hw+0x13d4/0x36a0 [ 2116.747404][T15246] ? __debug_object_init+0x4a1/0xe20 [ 2116.752682][T15246] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2116.758125][T15246] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2116.763656][T15246] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2116.769625][T15246] ? memset+0x20/0x40 [ 2116.773591][T15246] ? __hrtimer_init+0x134/0x260 [ 2116.778428][T15246] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2116.784142][T15246] ? vprintk_func+0x81/0x17e [ 2116.788737][T15246] ? hwsim_register_received_nl+0x400/0x400 [ 2116.794629][T15246] hwsim_new_radio_nl+0x905/0xf60 [ 2116.799641][T15246] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2116.805518][T15246] ? cap_capable+0x1eb/0x250 [ 2116.810106][T15246] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2116.816415][T15246] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2116.822730][T15246] genl_rcv_msg+0x627/0xdf0 [ 2116.827226][T15246] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2116.833547][T15246] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2116.839442][T15246] netlink_rcv_skb+0x15a/0x410 [ 2116.844189][T15246] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2116.850500][T15246] ? netlink_ack+0xa80/0xa80 [ 2116.855087][T15246] genl_rcv+0x24/0x40 [ 2116.859054][T15246] netlink_unicast+0x537/0x740 [ 2116.863830][T15246] ? netlink_attachskb+0x810/0x810 [ 2116.868952][T15246] ? _copy_from_iter_full+0x25c/0x870 [ 2116.874324][T15246] ? __phys_addr_symbol+0x2c/0x70 [ 2116.879361][T15246] ? __check_object_size+0x171/0x437 [ 2116.884754][T15246] netlink_sendmsg+0x882/0xe10 [ 2116.889528][T15246] ? aa_af_perm+0x260/0x260 [ 2116.894035][T15246] ? netlink_unicast+0x740/0x740 [ 2116.898970][T15246] ? netlink_unicast+0x740/0x740 [ 2116.903896][T15246] sock_sendmsg+0xcf/0x120 [ 2116.908304][T15246] ____sys_sendmsg+0x6b9/0x7d0 [ 2116.913072][T15246] ? kernel_sendmsg+0x50/0x50 [ 2116.917745][T15246] ? mark_lock+0xbc/0x1220 [ 2116.922158][T15246] ___sys_sendmsg+0x100/0x170 [ 2116.926822][T15246] ? sendmsg_copy_msghdr+0x70/0x70 [ 2116.931928][T15246] ? __fget_files+0x329/0x4f0 [ 2116.936597][T15246] ? ksys_dup3+0x3c0/0x3c0 [ 2116.940994][T15246] ? lock_acquire+0x197/0x420 [ 2116.945655][T15246] ? __might_fault+0xef/0x1d0 [ 2116.950325][T15246] ? __fget_light+0x208/0x270 [ 2116.954989][T15246] __sys_sendmsg+0xec/0x1b0 [ 2116.959478][T15246] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2116.964497][T15246] ? trace_hardirqs_off_caller+0x55/0x230 [ 2116.970204][T15246] ? do_syscall_64+0x21/0x7d0 [ 2116.974873][T15246] do_syscall_64+0xf6/0x7d0 [ 2116.979367][T15246] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2116.985241][T15246] RIP: 0033:0x45c849 [ 2116.989124][T15246] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2117.008707][T15246] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2117.017126][T15246] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2117.025082][T15246] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2117.033035][T15246] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2117.040988][T15246] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2117.049472][T15246] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:03 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000712d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2117.194915][T15249] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2117.203296][T15249] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2117.215200][T15249] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2117.215200][T15249] !' [ 2117.225492][T15249] CPU: 1 PID: 15249 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2117.234182][T15249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2117.244243][T15249] Call Trace: [ 2117.247556][T15249] dump_stack+0x188/0x20d [ 2117.251897][T15249] sysfs_warn_dup.cold+0x1c/0x2d [ 2117.256836][T15249] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2117.262907][T15249] sysfs_create_link+0x61/0xc0 [ 2117.267675][T15249] device_add+0x71c/0x1bc0 [ 2117.272094][T15249] ? uevent_show+0x360/0x360 [ 2117.276717][T15249] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2117.282699][T15249] wiphy_register+0x1c46/0x2720 [ 2117.287577][T15249] ? wiphy_unregister+0xf90/0xf90 [ 2117.292620][T15249] ? __kmalloc+0x629/0x7a0 [ 2117.297046][T15249] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2117.302601][T15249] ieee80211_register_hw+0x13d4/0x36a0 [ 2117.308063][T15249] ? __debug_object_init+0x4a1/0xe20 [ 2117.313369][T15249] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2117.318838][T15249] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2117.324385][T15249] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2117.330368][T15249] ? memset+0x20/0x40 [ 2117.334360][T15249] ? __hrtimer_init+0x134/0x260 [ 2117.339219][T15249] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2117.344987][T15249] ? vprintk_func+0x81/0x17e [ 2117.349574][T15249] ? hwsim_register_received_nl+0x400/0x400 [ 2117.355592][T15249] hwsim_new_radio_nl+0x905/0xf60 [ 2117.360626][T15249] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2117.366521][T15249] ? cap_capable+0x1eb/0x250 [ 2117.371116][T15249] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2117.377487][T15249] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2117.383835][T15249] genl_rcv_msg+0x627/0xdf0 [ 2117.388448][T15249] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2117.394825][T15249] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2117.400637][T15249] netlink_rcv_skb+0x15a/0x410 [ 2117.405409][T15249] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2117.411756][T15249] ? netlink_ack+0xa80/0xa80 [ 2117.416463][T15249] genl_rcv+0x24/0x40 [ 2117.420441][T15249] netlink_unicast+0x537/0x740 [ 2117.425200][T15249] ? netlink_attachskb+0x810/0x810 [ 2117.430308][T15249] ? _copy_from_iter_full+0x25c/0x870 [ 2117.435669][T15249] ? __phys_addr_symbol+0x2c/0x70 [ 2117.440680][T15249] ? __check_object_size+0x171/0x437 [ 2117.445958][T15249] netlink_sendmsg+0x882/0xe10 [ 2117.450719][T15249] ? aa_af_perm+0x260/0x260 [ 2117.455347][T15249] ? netlink_unicast+0x740/0x740 [ 2117.460296][T15249] ? netlink_unicast+0x740/0x740 [ 2117.465299][T15249] sock_sendmsg+0xcf/0x120 [ 2117.469716][T15249] ____sys_sendmsg+0x6b9/0x7d0 [ 2117.474483][T15249] ? kernel_sendmsg+0x50/0x50 [ 2117.479166][T15249] ? mark_lock+0xbc/0x1220 [ 2117.483600][T15249] ___sys_sendmsg+0x100/0x170 [ 2117.488286][T15249] ? sendmsg_copy_msghdr+0x70/0x70 [ 2117.493425][T15249] ? __fget_files+0x329/0x4f0 [ 2117.498158][T15249] ? ksys_dup3+0x3c0/0x3c0 [ 2117.502687][T15249] ? lock_acquire+0x197/0x420 [ 2117.507419][T15249] ? __might_fault+0xef/0x1d0 [ 2117.512107][T15249] ? __fget_light+0x208/0x270 [ 2117.516814][T15249] __sys_sendmsg+0xec/0x1b0 [ 2117.521315][T15249] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2117.526328][T15249] ? __x64_sys_futex+0x380/0x4f0 [ 2117.531372][T15249] ? trace_hardirqs_off_caller+0x55/0x230 [ 2117.537088][T15249] ? do_syscall_64+0x21/0x7d0 [ 2117.541763][T15249] do_syscall_64+0xf6/0x7d0 21:52:03 executing program 4: r0 = perf_event_open(&(0x7f0000001780)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0xa, 0x5, 0x0) sendmsg$inet(r1, &(0x7f0000001700)={&(0x7f00000001c0)={0x2, 0x0, @loopback}, 0x10, &(0x7f0000000740)=[{&(0x7f0000000380)="d5", 0x1}, {&(0x7f0000000400)}, {0x0}], 0x3}, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x6c, 0x4, 0x3f, 0x0, 0x0, 0x5, 0x1002, 0x10, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x4, @perf_config_ext={0x10000, 0xfffffffffffffff8}, 0x18904, 0x1ff, 0x530, 0x9, 0x1, 0x6f1, 0x101}, 0x0, 0x3, r0, 0x2) r4 = openat$cgroup(0xffffffffffffffff, &(0x7f00000000c0)='syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r4, &(0x7f0000000100)='cgroup.subtree_control\x00', 0x2, 0x0) openat$cgroup_ro(r2, &(0x7f0000000000)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) [ 2117.546322][T15249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2117.552212][T15249] RIP: 0033:0x45c849 [ 2117.556103][T15249] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2117.575703][T15249] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2117.584124][T15249] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2117.592096][T15249] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2117.600073][T15249] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2117.608034][T15249] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2117.616004][T15249] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2117.714300][T15251] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2117.722611][T15251] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2117.735444][T15251] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2117.735444][T15251] !' [ 2117.745321][T15251] CPU: 0 PID: 15251 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2117.754003][T15251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2117.764064][T15251] Call Trace: [ 2117.767363][T15251] dump_stack+0x188/0x20d [ 2117.771697][T15251] sysfs_warn_dup.cold+0x1c/0x2d [ 2117.776640][T15251] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2117.782699][T15251] sysfs_create_link+0x61/0xc0 [ 2117.787459][T15251] device_add+0x71c/0x1bc0 [ 2117.791871][T15251] ? uevent_show+0x360/0x360 [ 2117.796585][T15251] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2117.802581][T15251] wiphy_register+0x1c46/0x2720 [ 2117.807446][T15251] ? wiphy_unregister+0xf90/0xf90 [ 2117.812492][T15251] ? __kmalloc+0x629/0x7a0 [ 2117.816910][T15251] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2117.822454][T15251] ieee80211_register_hw+0x13d4/0x36a0 [ 2117.827904][T15251] ? __debug_object_init+0x4a1/0xe20 [ 2117.833198][T15251] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2117.838648][T15251] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2117.844188][T15251] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2117.850156][T15251] ? memset+0x20/0x40 [ 2117.854132][T15251] ? __hrtimer_init+0x134/0x260 [ 2117.858977][T15251] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2117.864709][T15251] ? vprintk_func+0x81/0x17e [ 2117.869320][T15251] ? hwsim_register_received_nl+0x400/0x400 [ 2117.875218][T15251] hwsim_new_radio_nl+0x905/0xf60 [ 2117.880246][T15251] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2117.886135][T15251] ? cap_capable+0x1eb/0x250 [ 2117.890726][T15251] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2117.897040][T15251] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2117.903359][T15251] genl_rcv_msg+0x627/0xdf0 [ 2117.907858][T15251] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2117.914201][T15251] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2117.920038][T15251] netlink_rcv_skb+0x15a/0x410 [ 2117.924794][T15251] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2117.931110][T15251] ? netlink_ack+0xa80/0xa80 [ 2117.935703][T15251] genl_rcv+0x24/0x40 [ 2117.939672][T15251] netlink_unicast+0x537/0x740 [ 2117.944455][T15251] ? netlink_attachskb+0x810/0x810 [ 2117.949583][T15251] ? _copy_from_iter_full+0x25c/0x870 [ 2117.954967][T15251] ? __phys_addr_symbol+0x2c/0x70 [ 2117.959991][T15251] ? __check_object_size+0x171/0x437 [ 2117.965280][T15251] netlink_sendmsg+0x882/0xe10 [ 2117.970045][T15251] ? aa_af_perm+0x260/0x260 [ 2117.974541][T15251] ? netlink_unicast+0x740/0x740 [ 2117.979489][T15251] ? netlink_unicast+0x740/0x740 [ 2117.984418][T15251] sock_sendmsg+0xcf/0x120 [ 2117.988827][T15251] ____sys_sendmsg+0x6b9/0x7d0 [ 2117.993584][T15251] ? kernel_sendmsg+0x50/0x50 [ 2117.998252][T15251] ? mark_lock+0xbc/0x1220 [ 2118.002672][T15251] ___sys_sendmsg+0x100/0x170 [ 2118.007344][T15251] ? sendmsg_copy_msghdr+0x70/0x70 [ 2118.012473][T15251] ? __fget_files+0x329/0x4f0 [ 2118.017144][T15251] ? ksys_dup3+0x3c0/0x3c0 [ 2118.021543][T15251] ? lock_acquire+0x197/0x420 [ 2118.026209][T15251] ? __might_fault+0xef/0x1d0 [ 2118.030881][T15251] ? __fget_light+0x208/0x270 [ 2118.035558][T15251] __sys_sendmsg+0xec/0x1b0 [ 2118.040054][T15251] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2118.045088][T15251] ? trace_hardirqs_off_caller+0x55/0x230 [ 2118.050820][T15251] ? do_syscall_64+0x21/0x7d0 [ 2118.055513][T15251] do_syscall_64+0xf6/0x7d0 [ 2118.060024][T15251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2118.065911][T15251] RIP: 0033:0x45c849 [ 2118.069799][T15251] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2118.089492][T15251] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2118.097901][T15251] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2118.105870][T15251] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2118.113828][T15251] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2118.121795][T15251] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2118.129762][T15251] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:04 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000713d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:52:04 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000714d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2118.390476][T15259] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2118.405345][T15259] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2118.417568][T15259] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2118.417568][T15259] !' [ 2118.428056][T15259] CPU: 1 PID: 15259 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2118.437193][T15259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2118.447242][T15259] Call Trace: [ 2118.450524][T15259] dump_stack+0x188/0x20d [ 2118.454854][T15259] sysfs_warn_dup.cold+0x1c/0x2d [ 2118.459781][T15259] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2118.465846][T15259] sysfs_create_link+0x61/0xc0 [ 2118.470603][T15259] device_add+0x71c/0x1bc0 [ 2118.475011][T15259] ? uevent_show+0x360/0x360 [ 2118.479588][T15259] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2118.485569][T15259] wiphy_register+0x1c46/0x2720 21:52:04 executing program 5: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/pid\x00') ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, 0x0) r0 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x3e, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) r2 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) sendmsg$kcm(r2, &(0x7f0000003d00)={&(0x7f0000000380)=@in={0x2, 0x4e23, @multicast1}, 0x80, 0x0}, 0xfd00) write$cgroup_subtree(r2, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000000)={r0}) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) r4 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) r5 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0), 0x4) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, 0x0, 0x0) [ 2118.490421][T15259] ? wiphy_unregister+0xf90/0xf90 [ 2118.495443][T15259] ? __kmalloc+0x629/0x7a0 [ 2118.499887][T15259] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2118.505438][T15259] ieee80211_register_hw+0x13d4/0x36a0 [ 2118.510941][T15259] ? __debug_object_init+0x4a1/0xe20 [ 2118.516258][T15259] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2118.521767][T15259] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2118.527335][T15259] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2118.533329][T15259] ? memset+0x20/0x40 [ 2118.537299][T15259] ? __hrtimer_init+0x134/0x260 [ 2118.542142][T15259] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2118.547845][T15259] ? vprintk_func+0x81/0x17e [ 2118.552428][T15259] ? hwsim_register_received_nl+0x400/0x400 [ 2118.558470][T15259] hwsim_new_radio_nl+0x905/0xf60 [ 2118.563550][T15259] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2118.569480][T15259] ? cap_capable+0x1eb/0x250 [ 2118.574087][T15259] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2118.580441][T15259] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2118.586759][T15259] genl_rcv_msg+0x627/0xdf0 [ 2118.591285][T15259] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2118.597612][T15259] netlink_rcv_skb+0x15a/0x410 [ 2118.602363][T15259] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2118.608678][T15259] ? netlink_ack+0xa80/0xa80 [ 2118.613261][T15259] genl_rcv+0x24/0x40 [ 2118.617237][T15259] netlink_unicast+0x537/0x740 [ 2118.621989][T15259] ? netlink_attachskb+0x810/0x810 [ 2118.627090][T15259] ? _copy_from_iter_full+0x25c/0x870 [ 2118.632445][T15259] ? __phys_addr_symbol+0x2c/0x70 [ 2118.637467][T15259] ? __check_object_size+0x171/0x437 [ 2118.642745][T15259] netlink_sendmsg+0x882/0xe10 [ 2118.647579][T15259] ? aa_af_perm+0x260/0x260 [ 2118.652081][T15259] ? netlink_unicast+0x740/0x740 [ 2118.657020][T15259] ? netlink_unicast+0x740/0x740 [ 2118.661961][T15259] sock_sendmsg+0xcf/0x120 [ 2118.666415][T15259] ____sys_sendmsg+0x6b9/0x7d0 [ 2118.671175][T15259] ? kernel_sendmsg+0x50/0x50 [ 2118.675860][T15259] ___sys_sendmsg+0x100/0x170 [ 2118.680560][T15259] ? sendmsg_copy_msghdr+0x70/0x70 [ 2118.685786][T15259] ? __fget_files+0x329/0x4f0 [ 2118.690451][T15259] ? ksys_dup3+0x3c0/0x3c0 [ 2118.694851][T15259] ? lock_acquire+0x197/0x420 [ 2118.699512][T15259] ? __might_fault+0xef/0x1d0 [ 2118.704177][T15259] ? __fget_light+0x208/0x270 [ 2118.708839][T15259] __sys_sendmsg+0xec/0x1b0 [ 2118.713337][T15259] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2118.718354][T15259] ? __x64_sys_futex+0x380/0x4f0 [ 2118.723290][T15259] ? trace_hardirqs_off_caller+0x55/0x230 [ 2118.728995][T15259] ? do_syscall_64+0x21/0x7d0 [ 2118.733701][T15259] do_syscall_64+0xf6/0x7d0 [ 2118.738206][T15259] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2118.744097][T15259] RIP: 0033:0x45c849 [ 2118.747972][T15259] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2118.767561][T15259] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2118.775964][T15259] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2118.783928][T15259] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2118.791894][T15259] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2118.800283][T15259] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2118.808252][T15259] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2118.873864][T15261] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2118.882137][T15261] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2118.894956][T15261] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2118.894956][T15261] !' [ 2118.904849][T15261] CPU: 0 PID: 15261 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2118.913584][T15261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2118.923649][T15261] Call Trace: [ 2118.926939][T15261] dump_stack+0x188/0x20d [ 2118.931275][T15261] sysfs_warn_dup.cold+0x1c/0x2d [ 2118.936203][T15261] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2118.942265][T15261] sysfs_create_link+0x61/0xc0 [ 2118.947015][T15261] device_add+0x71c/0x1bc0 [ 2118.951419][T15261] ? uevent_show+0x360/0x360 [ 2118.955998][T15261] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2118.961980][T15261] wiphy_register+0x1c46/0x2720 [ 2118.966831][T15261] ? wiphy_unregister+0xf90/0xf90 [ 2118.971843][T15261] ? __kmalloc+0x629/0x7a0 [ 2118.976255][T15261] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2118.981791][T15261] ieee80211_register_hw+0x13d4/0x36a0 [ 2118.987241][T15261] ? __debug_object_init+0x4a1/0xe20 [ 2118.992525][T15261] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2118.997970][T15261] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2119.003498][T15261] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2119.009483][T15261] ? memset+0x20/0x40 [ 2119.013459][T15261] ? __hrtimer_init+0x134/0x260 [ 2119.018309][T15261] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2119.024036][T15261] ? vprintk_func+0x81/0x17e [ 2119.028631][T15261] ? hwsim_register_received_nl+0x400/0x400 [ 2119.034520][T15261] hwsim_new_radio_nl+0x905/0xf60 [ 2119.039538][T15261] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2119.045417][T15261] ? cap_capable+0x1eb/0x250 [ 2119.049998][T15261] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2119.056306][T15261] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2119.062618][T15261] genl_rcv_msg+0x627/0xdf0 [ 2119.067181][T15261] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2119.073542][T15261] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2119.079346][T15261] netlink_rcv_skb+0x15a/0x410 [ 2119.084123][T15261] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2119.090447][T15261] ? netlink_ack+0xa80/0xa80 [ 2119.095033][T15261] genl_rcv+0x24/0x40 [ 2119.099002][T15261] netlink_unicast+0x537/0x740 [ 2119.103776][T15261] ? netlink_attachskb+0x810/0x810 [ 2119.108870][T15261] ? _copy_from_iter_full+0x25c/0x870 [ 2119.114229][T15261] ? __phys_addr_symbol+0x2c/0x70 [ 2119.119237][T15261] ? __check_object_size+0x171/0x437 [ 2119.124513][T15261] netlink_sendmsg+0x882/0xe10 [ 2119.129269][T15261] ? aa_af_perm+0x260/0x260 [ 2119.133761][T15261] ? netlink_unicast+0x740/0x740 [ 2119.138699][T15261] ? netlink_unicast+0x740/0x740 [ 2119.143624][T15261] sock_sendmsg+0xcf/0x120 [ 2119.148024][T15261] ____sys_sendmsg+0x6b9/0x7d0 [ 2119.152916][T15261] ? kernel_sendmsg+0x50/0x50 [ 2119.157603][T15261] ? mark_lock+0xbc/0x1220 [ 2119.162025][T15261] ___sys_sendmsg+0x100/0x170 [ 2119.166699][T15261] ? sendmsg_copy_msghdr+0x70/0x70 [ 2119.171810][T15261] ? __fget_files+0x329/0x4f0 [ 2119.176483][T15261] ? ksys_dup3+0x3c0/0x3c0 [ 2119.180887][T15261] ? lock_acquire+0x197/0x420 [ 2119.185551][T15261] ? __might_fault+0xef/0x1d0 [ 2119.190242][T15261] ? __fget_light+0x208/0x270 [ 2119.194919][T15261] __sys_sendmsg+0xec/0x1b0 [ 2119.199407][T15261] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2119.204431][T15261] ? trace_hardirqs_off_caller+0x55/0x230 [ 2119.210143][T15261] ? do_syscall_64+0x21/0x7d0 [ 2119.214809][T15261] do_syscall_64+0xf6/0x7d0 [ 2119.219305][T15261] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2119.225180][T15261] RIP: 0033:0x45c849 [ 2119.229064][T15261] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2119.248649][T15261] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2119.257044][T15261] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2119.265016][T15261] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2119.273087][T15261] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2119.281079][T15261] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2119.289035][T15261] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:05 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000728d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2119.395163][T15264] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2119.405093][T15264] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2119.417305][T15264] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2119.417305][T15264] !' [ 2119.427798][T15264] CPU: 0 PID: 15264 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2119.436487][T15264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2119.446655][T15264] Call Trace: [ 2119.449958][T15264] dump_stack+0x188/0x20d [ 2119.454288][T15264] sysfs_warn_dup.cold+0x1c/0x2d [ 2119.459209][T15264] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2119.465281][T15264] sysfs_create_link+0x61/0xc0 [ 2119.470045][T15264] device_add+0x71c/0x1bc0 [ 2119.474505][T15264] ? uevent_show+0x360/0x360 [ 2119.479079][T15264] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2119.485070][T15264] wiphy_register+0x1c46/0x2720 [ 2119.489931][T15264] ? wiphy_unregister+0xf90/0xf90 [ 2119.494997][T15264] ? __kmalloc+0x629/0x7a0 [ 2119.499435][T15264] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2119.505022][T15264] ieee80211_register_hw+0x13d4/0x36a0 [ 2119.510485][T15264] ? __debug_object_init+0x4a1/0xe20 [ 2119.515772][T15264] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2119.521219][T15264] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2119.526771][T15264] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2119.532762][T15264] ? memset+0x20/0x40 [ 2119.536727][T15264] ? __hrtimer_init+0x134/0x260 [ 2119.541565][T15264] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2119.547281][T15264] ? vprintk_func+0x81/0x17e [ 2119.551916][T15264] ? hwsim_register_received_nl+0x400/0x400 [ 2119.557817][T15264] hwsim_new_radio_nl+0x905/0xf60 [ 2119.562866][T15264] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2119.568779][T15264] ? cap_capable+0x1eb/0x250 [ 2119.573380][T15264] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2119.579753][T15264] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2119.586112][T15264] genl_rcv_msg+0x627/0xdf0 [ 2119.590678][T15264] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2119.597168][T15264] netlink_rcv_skb+0x15a/0x410 [ 2119.601940][T15264] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2119.608275][T15264] ? netlink_ack+0xa80/0xa80 [ 2119.612872][T15264] genl_rcv+0x24/0x40 [ 2119.616841][T15264] netlink_unicast+0x537/0x740 [ 2119.621602][T15264] ? netlink_attachskb+0x810/0x810 [ 2119.626715][T15264] ? _copy_from_iter_full+0x25c/0x870 [ 2119.632105][T15264] ? __phys_addr_symbol+0x2c/0x70 [ 2119.637153][T15264] ? __check_object_size+0x171/0x437 [ 2119.642572][T15264] netlink_sendmsg+0x882/0xe10 [ 2119.647364][T15264] ? aa_af_perm+0x260/0x260 [ 2119.651882][T15264] ? netlink_unicast+0x740/0x740 [ 2119.656828][T15264] ? netlink_unicast+0x740/0x740 [ 2119.661767][T15264] sock_sendmsg+0xcf/0x120 [ 2119.666203][T15264] ____sys_sendmsg+0x6b9/0x7d0 [ 2119.670989][T15264] ? kernel_sendmsg+0x50/0x50 [ 2119.675714][T15264] ___sys_sendmsg+0x100/0x170 [ 2119.680432][T15264] ? sendmsg_copy_msghdr+0x70/0x70 [ 2119.685593][T15264] ? __fget_files+0x329/0x4f0 [ 2119.690296][T15264] ? ksys_dup3+0x3c0/0x3c0 [ 2119.694726][T15264] ? lock_acquire+0x197/0x420 [ 2119.699400][T15264] ? __might_fault+0xef/0x1d0 [ 2119.704087][T15264] ? __fget_light+0x208/0x270 [ 2119.708945][T15264] __sys_sendmsg+0xec/0x1b0 [ 2119.713445][T15264] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2119.718465][T15264] ? __x64_sys_futex+0x380/0x4f0 [ 2119.723413][T15264] ? trace_hardirqs_off_caller+0x55/0x230 [ 2119.729126][T15264] ? do_syscall_64+0x21/0x7d0 [ 2119.733831][T15264] do_syscall_64+0xf6/0x7d0 [ 2119.738375][T15264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2119.744270][T15264] RIP: 0033:0x45c849 [ 2119.748162][T15264] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2119.767782][T15264] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2119.776191][T15264] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2119.784165][T15264] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2119.792131][T15264] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2119.800089][T15264] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2119.808049][T15264] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:52:05 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000735d21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2119.990513][T15268] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2120.007653][T15268] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2120.020303][T15268] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2120.020303][T15268] !' [ 2120.037033][T15268] CPU: 0 PID: 15268 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2120.045709][T15268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2120.055837][T15268] Call Trace: [ 2120.059209][T15268] dump_stack+0x188/0x20d [ 2120.063603][T15268] sysfs_warn_dup.cold+0x1c/0x2d [ 2120.068542][T15268] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2120.074612][T15268] sysfs_create_link+0x61/0xc0 [ 2120.079426][T15268] device_add+0x71c/0x1bc0 [ 2120.083883][T15268] ? uevent_show+0x360/0x360 [ 2120.088552][T15268] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2120.094542][T15268] wiphy_register+0x1c46/0x2720 [ 2120.099427][T15268] ? wiphy_unregister+0xf90/0xf90 [ 2120.104453][T15268] ? __kmalloc+0x629/0x7a0 [ 2120.108871][T15268] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2120.114465][T15268] ieee80211_register_hw+0x13d4/0x36a0 [ 2120.119973][T15268] ? __debug_object_init+0x4a1/0xe20 [ 2120.125288][T15268] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2120.130808][T15268] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2120.136394][T15268] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2120.142375][T15268] ? memset+0x20/0x40 [ 2120.146372][T15268] ? __hrtimer_init+0x134/0x260 [ 2120.151249][T15268] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2120.156974][T15268] ? vprintk_func+0x81/0x17e [ 2120.161581][T15268] ? hwsim_register_received_nl+0x400/0x400 [ 2120.167481][T15268] hwsim_new_radio_nl+0x905/0xf60 [ 2120.172535][T15268] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2120.178426][T15268] ? cap_capable+0x1eb/0x250 [ 2120.183012][T15268] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2120.189326][T15268] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2120.195671][T15268] genl_rcv_msg+0x627/0xdf0 [ 2120.200184][T15268] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2120.206549][T15268] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2120.212354][T15268] netlink_rcv_skb+0x15a/0x410 [ 2120.217107][T15268] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2120.223439][T15268] ? netlink_ack+0xa80/0xa80 [ 2120.228033][T15268] genl_rcv+0x24/0x40 [ 2120.232016][T15268] netlink_unicast+0x537/0x740 [ 2120.236774][T15268] ? netlink_attachskb+0x810/0x810 [ 2120.241882][T15268] ? _copy_from_iter_full+0x25c/0x870 [ 2120.247298][T15268] ? __phys_addr_symbol+0x2c/0x70 [ 2120.252333][T15268] ? __check_object_size+0x171/0x437 [ 2120.257618][T15268] netlink_sendmsg+0x882/0xe10 [ 2120.262379][T15268] ? aa_af_perm+0x260/0x260 [ 2120.266867][T15268] ? netlink_unicast+0x740/0x740 [ 2120.271805][T15268] ? netlink_unicast+0x740/0x740 [ 2120.276801][T15268] sock_sendmsg+0xcf/0x120 [ 2120.281224][T15268] ____sys_sendmsg+0x6b9/0x7d0 [ 2120.285996][T15268] ? kernel_sendmsg+0x50/0x50 [ 2120.290683][T15268] ___sys_sendmsg+0x100/0x170 [ 2120.295356][T15268] ? sendmsg_copy_msghdr+0x70/0x70 [ 2120.300469][T15268] ? __fget_files+0x329/0x4f0 [ 2120.305177][T15268] ? ksys_dup3+0x3c0/0x3c0 [ 2120.309615][T15268] ? lock_acquire+0x197/0x420 [ 2120.314307][T15268] ? __might_fault+0xef/0x1d0 [ 2120.318989][T15268] ? __fget_light+0x208/0x270 [ 2120.323677][T15268] __sys_sendmsg+0xec/0x1b0 [ 2120.328169][T15268] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2120.333250][T15268] ? __x64_sys_futex+0x380/0x4f0 [ 2120.338241][T15268] ? trace_hardirqs_off_caller+0x55/0x230 [ 2120.343963][T15268] ? do_syscall_64+0x21/0x7d0 [ 2120.348674][T15268] do_syscall_64+0xf6/0x7d0 [ 2120.353214][T15268] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2120.359095][T15268] RIP: 0033:0x45c849 [ 2120.362975][T15268] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2120.382574][T15268] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2120.391018][T15268] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2120.399033][T15268] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2120.406993][T15268] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2120.414981][T15268] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2120.422970][T15268] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2120.475853][T15269] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2120.484191][T15269] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2120.496492][T15269] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2120.496492][T15269] !' [ 2120.506341][T15269] CPU: 1 PID: 15269 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2120.515088][T15269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2120.525146][T15269] Call Trace: [ 2120.528431][T15269] dump_stack+0x188/0x20d [ 2120.532791][T15269] sysfs_warn_dup.cold+0x1c/0x2d [ 2120.537780][T15269] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2120.543856][T15269] sysfs_create_link+0x61/0xc0 [ 2120.548619][T15269] device_add+0x71c/0x1bc0 [ 2120.553045][T15269] ? uevent_show+0x360/0x360 [ 2120.557636][T15269] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2120.563616][T15269] wiphy_register+0x1c46/0x2720 [ 2120.568494][T15269] ? wiphy_unregister+0xf90/0xf90 [ 2120.573529][T15269] ? __kmalloc+0x629/0x7a0 [ 2120.577939][T15269] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2120.583493][T15269] ieee80211_register_hw+0x13d4/0x36a0 [ 2120.588947][T15269] ? __debug_object_init+0x4a1/0xe20 [ 2120.594237][T15269] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2120.599707][T15269] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2120.605240][T15269] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2120.611206][T15269] ? memset+0x20/0x40 [ 2120.615175][T15269] ? __hrtimer_init+0x134/0x260 [ 2120.620010][T15269] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2120.625715][T15269] ? vprintk_func+0x81/0x17e [ 2120.630366][T15269] ? hwsim_register_received_nl+0x400/0x400 [ 2120.636310][T15269] hwsim_new_radio_nl+0x905/0xf60 [ 2120.641341][T15269] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2120.647282][T15269] ? cap_capable+0x1eb/0x250 [ 2120.651886][T15269] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2120.658221][T15269] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2120.664560][T15269] genl_rcv_msg+0x627/0xdf0 [ 2120.669236][T15269] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2120.675587][T15269] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2120.681390][T15269] netlink_rcv_skb+0x15a/0x410 [ 2120.686165][T15269] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2120.692497][T15269] ? netlink_ack+0xa80/0xa80 [ 2120.697095][T15269] genl_rcv+0x24/0x40 [ 2120.701076][T15269] netlink_unicast+0x537/0x740 [ 2120.705836][T15269] ? netlink_attachskb+0x810/0x810 [ 2120.710984][T15269] ? _copy_from_iter_full+0x25c/0x870 [ 2120.716362][T15269] ? __phys_addr_symbol+0x2c/0x70 [ 2120.721373][T15269] ? __check_object_size+0x171/0x437 [ 2120.726648][T15269] netlink_sendmsg+0x882/0xe10 [ 2120.731403][T15269] ? aa_af_perm+0x260/0x260 [ 2120.735939][T15269] ? netlink_unicast+0x740/0x740 [ 2120.740869][T15269] ? netlink_unicast+0x740/0x740 [ 2120.745793][T15269] sock_sendmsg+0xcf/0x120 [ 2120.750233][T15269] ____sys_sendmsg+0x6b9/0x7d0 [ 2120.754984][T15269] ? kernel_sendmsg+0x50/0x50 [ 2120.759645][T15269] ? mark_lock+0xbc/0x1220 [ 2120.764073][T15269] ___sys_sendmsg+0x100/0x170 [ 2120.768748][T15269] ? sendmsg_copy_msghdr+0x70/0x70 [ 2120.773866][T15269] ? __fget_files+0x329/0x4f0 [ 2120.778557][T15269] ? ksys_dup3+0x3c0/0x3c0 [ 2120.782971][T15269] ? lock_acquire+0x197/0x420 [ 2120.787641][T15269] ? __might_fault+0xef/0x1d0 [ 2120.792324][T15269] ? __fget_light+0x208/0x270 [ 2120.797045][T15269] __sys_sendmsg+0xec/0x1b0 [ 2120.801578][T15269] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2120.806595][T15269] ? trace_hardirqs_off_caller+0x55/0x230 [ 2120.812317][T15269] ? do_syscall_64+0x21/0x7d0 [ 2120.817039][T15269] do_syscall_64+0xf6/0x7d0 [ 2120.821540][T15269] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2120.827442][T15269] RIP: 0033:0x45c849 [ 2120.831381][T15269] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2120.850983][T15269] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2120.859400][T15269] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2120.867384][T15269] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2120.875379][T15269] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2120.883370][T15269] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2120.891335][T15269] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:11 executing program 1: socket$kcm(0x2, 0x0, 0x106) r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='vboxnet0\x00') sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$kcm(r1, &(0x7f0000000540)={&(0x7f0000000380)=@in={0x2, 0x4e21, @rand_addr=0x7fffffff}, 0x80, 0x0}, 0xfd00) write$cgroup_subtree(r1, &(0x7f0000000280)=ANY=[], 0x0) openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) r3 = getpid() write$cgroup_pid(r2, &(0x7f0000000000)=r3, 0x12) 21:52:11 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400075ad21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2126.013434][T15276] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2126.021598][T15276] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2126.035023][T15276] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2126.035023][T15276] !' [ 2126.045966][T15276] CPU: 0 PID: 15276 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2126.054677][T15276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2126.064829][T15276] Call Trace: [ 2126.068118][T15276] dump_stack+0x188/0x20d [ 2126.072467][T15276] sysfs_warn_dup.cold+0x1c/0x2d [ 2126.077414][T15276] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2126.083503][T15276] sysfs_create_link+0x61/0xc0 [ 2126.088292][T15276] device_add+0x71c/0x1bc0 [ 2126.092874][T15276] ? uevent_show+0x360/0x360 [ 2126.097494][T15276] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2126.103484][T15276] wiphy_register+0x1c46/0x2720 [ 2126.108338][T15276] ? wiphy_unregister+0xf90/0xf90 [ 2126.113384][T15276] ? __kmalloc+0x629/0x7a0 [ 2126.117792][T15276] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2126.123336][T15276] ieee80211_register_hw+0x13d4/0x36a0 [ 2126.128787][T15276] ? __debug_object_init+0x4a1/0xe20 [ 2126.134127][T15276] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2126.139599][T15276] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2126.145153][T15276] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2126.151134][T15276] ? memset+0x20/0x40 [ 2126.155116][T15276] ? __hrtimer_init+0x134/0x260 [ 2126.159962][T15276] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2126.165690][T15276] ? vprintk_func+0x81/0x17e [ 2126.170291][T15276] ? hwsim_register_received_nl+0x400/0x400 [ 2126.176205][T15276] hwsim_new_radio_nl+0x905/0xf60 [ 2126.181229][T15276] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2126.187107][T15276] ? cap_capable+0x1eb/0x250 [ 2126.191766][T15276] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2126.198105][T15276] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2126.204443][T15276] genl_rcv_msg+0x627/0xdf0 [ 2126.208955][T15276] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2126.215345][T15276] netlink_rcv_skb+0x15a/0x410 [ 2126.220099][T15276] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2126.226432][T15276] ? netlink_ack+0xa80/0xa80 [ 2126.231051][T15276] genl_rcv+0x24/0x40 [ 2126.235034][T15276] netlink_unicast+0x537/0x740 [ 2126.239790][T15276] ? netlink_attachskb+0x810/0x810 [ 2126.244887][T15276] ? _copy_from_iter_full+0x25c/0x870 [ 2126.250267][T15276] ? __phys_addr_symbol+0x2c/0x70 [ 2126.255280][T15276] ? __check_object_size+0x171/0x437 [ 2126.260560][T15276] netlink_sendmsg+0x882/0xe10 [ 2126.265316][T15276] ? aa_af_perm+0x260/0x260 [ 2126.269806][T15276] ? netlink_unicast+0x740/0x740 [ 2126.274740][T15276] ? netlink_unicast+0x740/0x740 [ 2126.279682][T15276] sock_sendmsg+0xcf/0x120 [ 2126.284109][T15276] ____sys_sendmsg+0x6b9/0x7d0 [ 2126.288875][T15276] ? kernel_sendmsg+0x50/0x50 [ 2126.293557][T15276] ___sys_sendmsg+0x100/0x170 [ 2126.298240][T15276] ? sendmsg_copy_msghdr+0x70/0x70 [ 2126.303366][T15276] ? __fget_files+0x329/0x4f0 [ 2126.308045][T15276] ? ksys_dup3+0x3c0/0x3c0 [ 2126.312450][T15276] ? lock_acquire+0x197/0x420 [ 2126.317117][T15276] ? __might_fault+0xef/0x1d0 [ 2126.321822][T15276] ? __fget_light+0x208/0x270 [ 2126.326518][T15276] __sys_sendmsg+0xec/0x1b0 [ 2126.331029][T15276] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2126.336067][T15276] ? __x64_sys_futex+0x380/0x4f0 [ 2126.341016][T15276] ? trace_hardirqs_off_caller+0x55/0x230 [ 2126.346732][T15276] ? do_syscall_64+0x21/0x7d0 [ 2126.351400][T15276] do_syscall_64+0xf6/0x7d0 [ 2126.355913][T15276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2126.361801][T15276] RIP: 0033:0x45c849 [ 2126.365693][T15276] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2126.385292][T15276] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2126.393803][T15276] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2126.401769][T15276] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2126.409740][T15276] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2126.417720][T15276] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2126.425693][T15276] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2126.485231][T15277] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2126.493483][T15277] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2126.509741][T15277] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2126.509741][T15277] !' [ 2126.519769][T15277] CPU: 0 PID: 15277 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2126.528438][T15277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2126.538482][T15277] Call Trace: [ 2126.541790][T15277] dump_stack+0x188/0x20d [ 2126.546121][T15277] sysfs_warn_dup.cold+0x1c/0x2d [ 2126.551048][T15277] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2126.557103][T15277] sysfs_create_link+0x61/0xc0 [ 2126.561876][T15277] device_add+0x71c/0x1bc0 [ 2126.566303][T15277] ? uevent_show+0x360/0x360 [ 2126.570889][T15277] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2126.576869][T15277] wiphy_register+0x1c46/0x2720 [ 2126.581721][T15277] ? wiphy_unregister+0xf90/0xf90 [ 2126.586734][T15277] ? __kmalloc+0x629/0x7a0 [ 2126.591135][T15277] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2126.596703][T15277] ieee80211_register_hw+0x13d4/0x36a0 [ 2126.602147][T15277] ? __debug_object_init+0x4a1/0xe20 [ 2126.607415][T15277] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2126.612858][T15277] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2126.618386][T15277] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2126.624348][T15277] ? memset+0x20/0x40 [ 2126.628313][T15277] ? __hrtimer_init+0x134/0x260 [ 2126.633148][T15277] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2126.638858][T15277] ? vprintk_func+0x81/0x17e [ 2126.643569][T15277] ? hwsim_register_received_nl+0x400/0x400 [ 2126.649451][T15277] hwsim_new_radio_nl+0x905/0xf60 [ 2126.654458][T15277] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2126.660343][T15277] ? cap_capable+0x1eb/0x250 [ 2126.664921][T15277] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2126.671253][T15277] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2126.677600][T15277] genl_rcv_msg+0x627/0xdf0 [ 2126.682106][T15277] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2126.688424][T15277] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2126.694237][T15277] netlink_rcv_skb+0x15a/0x410 [ 2126.698986][T15277] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2126.705309][T15277] ? netlink_ack+0xa80/0xa80 [ 2126.709900][T15277] genl_rcv+0x24/0x40 [ 2126.713864][T15277] netlink_unicast+0x537/0x740 [ 2126.718615][T15277] ? netlink_attachskb+0x810/0x810 [ 2126.723705][T15277] ? _copy_from_iter_full+0x25c/0x870 [ 2126.729056][T15277] ? __phys_addr_symbol+0x2c/0x70 [ 2126.734064][T15277] ? __check_object_size+0x171/0x437 [ 2126.739354][T15277] netlink_sendmsg+0x882/0xe10 [ 2126.744109][T15277] ? aa_af_perm+0x260/0x260 [ 2126.748590][T15277] ? netlink_unicast+0x740/0x740 [ 2126.753514][T15277] ? netlink_unicast+0x740/0x740 [ 2126.758431][T15277] sock_sendmsg+0xcf/0x120 [ 2126.762827][T15277] ____sys_sendmsg+0x6b9/0x7d0 [ 2126.767584][T15277] ? kernel_sendmsg+0x50/0x50 [ 2126.772245][T15277] ? mark_lock+0xbc/0x1220 [ 2126.776672][T15277] ___sys_sendmsg+0x100/0x170 [ 2126.781344][T15277] ? sendmsg_copy_msghdr+0x70/0x70 [ 2126.786452][T15277] ? __fget_files+0x329/0x4f0 [ 2126.791116][T15277] ? ksys_dup3+0x3c0/0x3c0 [ 2126.795524][T15277] ? lock_acquire+0x197/0x420 [ 2126.800195][T15277] ? __might_fault+0xef/0x1d0 [ 2126.804859][T15277] ? __fget_light+0x208/0x270 [ 2126.809521][T15277] __sys_sendmsg+0xec/0x1b0 [ 2126.814006][T15277] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2126.819021][T15277] ? trace_hardirqs_off_caller+0x55/0x230 [ 2126.824725][T15277] ? do_syscall_64+0x21/0x7d0 [ 2126.829386][T15277] do_syscall_64+0xf6/0x7d0 [ 2126.833879][T15277] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2126.839751][T15277] RIP: 0033:0x45c849 [ 2126.843636][T15277] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2126.863234][T15277] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2126.871629][T15277] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2126.879585][T15277] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2126.887536][T15277] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2126.895501][T15277] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2126.903453][T15277] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:17 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f03002400076cd21b80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:52:17 executing program 3: r0 = socket$kcm(0x10, 0x2, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0, 0x4a}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x9) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x1200, &(0x7f0000000040)=[{&(0x7f0000000000)="2e0000002c008151e00f80ecdb4cb904024865160b00010005000300000c00190e00060000000001000000000300", 0x2e}], 0x1}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r4, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) recvmsg$kcm(r4, &(0x7f0000000540)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0xffffffffffffff8b, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) ioctl$PERF_EVENT_IOC_REFRESH(r3, 0x2402, 0xc1e) sendmsg(r1, &(0x7f00000003c0)={&(0x7f00000000c0)=@rc={0x1f, @any, 0x3}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000180)="0872719f86ba02de37bea9ee77ca4c1b74985b5f320d245eba526ca162efc9a3a0e07e8c60ce29f6d18a40bff5bb7a17ffe83cf5a2693230683a0fd8661f1ec80d9ffd0051db31899453e46fc124e8fc0eebd347f8c4c6326e8497f93eec8077e2f6cfac70408b", 0x67}, {&(0x7f0000000300)="67fe82d0e63e8752be383ac632b41e860c413938e7d7d150bd8e74182a6a079160c748036941825e451ed62d7f6718b72ecbdc28d6481daaabb7e0c9bd1a350ce66ca48076b70977a82d00c22cc5fdc233fa7302cd08ae30067748a639e2186b83ade447df4ba8dc6b4431250da484044a20eb96571cf7709861299e3128916f8c8ce0d3b6b3156b8f9a53901a6916ca353b63b7fba96aea6deab96fa8ad3ad49564ef48757275d72cf17d27d162e6f5e34ea47db69131cd2254c649a2bac05b", 0xc0}], 0x2}, 0x8004) 21:52:17 executing program 2: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r0 = gettid() openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r1, &(0x7f0000000200), 0x806000) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) recvmsg(r2, &(0x7f0000005ec0)={&(0x7f0000004940)=@can={0x1d, 0x0}, 0x80, 0x0, 0x0, &(0x7f0000004ec0)=""/4096, 0x1000}, 0x1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=r3) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)=r3) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='pids.events\x00', 0x0, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r5, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r6, 0x1, 0x3e, &(0x7f00000002c0)=r5, 0x161) openat$cgroup_ro(r1, &(0x7f00000003c0)='cpuacct.usage_all\x00', 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0xd, 0x6, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, [@jmp={0x5, 0x1, 0x3, 0x0, 0x7, 0x80, 0xffffffffffffffff}, @func={0x85, 0x0, 0x1, 0x0, 0x2}, @generic={0x4, 0xa, 0x1, 0x4, 0xff}]}, &(0x7f0000000040)='syzkaller\x00', 0x40, 0x59, &(0x7f0000000240)=""/89, 0x41000, 0x8, [], r3, 0xd, r4, 0x8, &(0x7f00000002c0)={0x6, 0x3}, 0x8, 0x10, &(0x7f0000000300)={0x1, 0x4, 0x101, 0x7fffffff}, 0x10, 0x0, r5}, 0x78) [ 2132.023820][T15282] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2132.032083][T15282] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2132.047227][T15282] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2132.047227][T15282] !' [ 2132.057130][T15282] CPU: 0 PID: 15282 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2132.065842][T15282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2132.075896][T15282] Call Trace: [ 2132.079194][T15282] dump_stack+0x188/0x20d [ 2132.083544][T15282] sysfs_warn_dup.cold+0x1c/0x2d [ 2132.088493][T15282] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2132.094572][T15282] sysfs_create_link+0x61/0xc0 [ 2132.099330][T15282] device_add+0x71c/0x1bc0 [ 2132.103745][T15282] ? uevent_show+0x360/0x360 [ 2132.108343][T15282] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2132.114370][T15282] wiphy_register+0x1c46/0x2720 [ 2132.119243][T15282] ? wiphy_unregister+0xf90/0xf90 [ 2132.124282][T15282] ? __kmalloc+0x629/0x7a0 [ 2132.128718][T15282] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2132.134316][T15282] ieee80211_register_hw+0x13d4/0x36a0 [ 2132.139776][T15282] ? __debug_object_init+0x4a1/0xe20 [ 2132.145086][T15282] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2132.150593][T15282] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2132.156157][T15282] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2132.162150][T15282] ? memset+0x20/0x40 [ 2132.166147][T15282] ? __hrtimer_init+0x134/0x260 [ 2132.171022][T15282] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2132.176748][T15282] ? vprintk_func+0x81/0x17e [ 2132.181404][T15282] ? hwsim_register_received_nl+0x400/0x400 [ 2132.187316][T15282] hwsim_new_radio_nl+0x905/0xf60 [ 2132.192350][T15282] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2132.198240][T15282] ? cap_capable+0x1eb/0x250 [ 2132.202921][T15282] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2132.209248][T15282] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2132.215595][T15282] genl_rcv_msg+0x627/0xdf0 [ 2132.220119][T15282] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2132.226510][T15282] netlink_rcv_skb+0x15a/0x410 [ 2132.231273][T15282] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2132.237627][T15282] ? netlink_ack+0xa80/0xa80 [ 2132.242222][T15282] genl_rcv+0x24/0x40 [ 2132.246199][T15282] netlink_unicast+0x537/0x740 [ 2132.250972][T15282] ? netlink_attachskb+0x810/0x810 [ 2132.256086][T15282] ? _copy_from_iter_full+0x25c/0x870 [ 2132.261468][T15282] ? __phys_addr_symbol+0x2c/0x70 [ 2132.266495][T15282] ? __check_object_size+0x171/0x437 [ 2132.271805][T15282] netlink_sendmsg+0x882/0xe10 [ 2132.276569][T15282] ? aa_af_perm+0x260/0x260 [ 2132.281062][T15282] ? netlink_unicast+0x740/0x740 [ 2132.285997][T15282] ? netlink_unicast+0x740/0x740 [ 2132.290923][T15282] sock_sendmsg+0xcf/0x120 [ 2132.295329][T15282] ____sys_sendmsg+0x6b9/0x7d0 [ 2132.300115][T15282] ? kernel_sendmsg+0x50/0x50 [ 2132.304797][T15282] ___sys_sendmsg+0x100/0x170 [ 2132.309469][T15282] ? sendmsg_copy_msghdr+0x70/0x70 [ 2132.314593][T15282] ? __fget_files+0x329/0x4f0 [ 2132.319265][T15282] ? ksys_dup3+0x3c0/0x3c0 [ 2132.323684][T15282] ? lock_acquire+0x197/0x420 [ 2132.328419][T15282] ? __might_fault+0xef/0x1d0 [ 2132.333218][T15282] ? __fget_light+0x208/0x270 [ 2132.337907][T15282] __sys_sendmsg+0xec/0x1b0 [ 2132.342413][T15282] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2132.347434][T15282] ? __x64_sys_futex+0x380/0x4f0 [ 2132.352414][T15282] ? trace_hardirqs_off_caller+0x55/0x230 [ 2132.358133][T15282] ? do_syscall_64+0x21/0x7d0 [ 2132.362843][T15282] do_syscall_64+0xf6/0x7d0 [ 2132.367343][T15282] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2132.373224][T15282] RIP: 0033:0x45c849 [ 2132.377105][T15282] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2132.396695][T15282] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2132.405094][T15282] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2132.413054][T15282] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2132.421026][T15282] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2132.428999][T15282] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2132.437009][T15282] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2132.503959][T15284] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2132.512289][T15284] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2132.525007][T15284] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2132.525007][T15284] !' [ 2132.534970][T15284] CPU: 1 PID: 15284 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2132.543657][T15284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2132.553720][T15284] Call Trace: [ 2132.557009][T15284] dump_stack+0x188/0x20d [ 2132.561335][T15284] sysfs_warn_dup.cold+0x1c/0x2d [ 2132.566269][T15284] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2132.572326][T15284] sysfs_create_link+0x61/0xc0 [ 2132.577076][T15284] device_add+0x71c/0x1bc0 [ 2132.581483][T15284] ? uevent_show+0x360/0x360 [ 2132.586082][T15284] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2132.592053][T15284] wiphy_register+0x1c46/0x2720 [ 2132.596985][T15284] ? wiphy_unregister+0xf90/0xf90 [ 2132.601997][T15284] ? __kmalloc+0x629/0x7a0 [ 2132.606399][T15284] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2132.611944][T15284] ieee80211_register_hw+0x13d4/0x36a0 [ 2132.617417][T15284] ? __debug_object_init+0x4a1/0xe20 [ 2132.622709][T15284] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2132.628183][T15284] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2132.633722][T15284] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2132.639706][T15284] ? memset+0x20/0x40 [ 2132.643685][T15284] ? __hrtimer_init+0x134/0x260 [ 2132.648531][T15284] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2132.654242][T15284] ? vprintk_func+0x81/0x17e [ 2132.658848][T15284] ? hwsim_register_received_nl+0x400/0x400 [ 2132.664736][T15284] hwsim_new_radio_nl+0x905/0xf60 [ 2132.669760][T15284] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2132.675636][T15284] ? cap_capable+0x1eb/0x250 [ 2132.680218][T15284] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2132.686528][T15284] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2132.692844][T15284] genl_rcv_msg+0x627/0xdf0 [ 2132.697338][T15284] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2132.703661][T15284] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2132.709458][T15284] netlink_rcv_skb+0x15a/0x410 [ 2132.714209][T15284] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2132.720671][T15284] ? netlink_ack+0xa80/0xa80 [ 2132.725267][T15284] genl_rcv+0x24/0x40 [ 2132.729248][T15284] netlink_unicast+0x537/0x740 [ 2132.734014][T15284] ? netlink_attachskb+0x810/0x810 [ 2132.739127][T15284] ? _copy_from_iter_full+0x25c/0x870 [ 2132.744486][T15284] ? __phys_addr_symbol+0x2c/0x70 [ 2132.749496][T15284] ? __check_object_size+0x171/0x437 [ 2132.754779][T15284] netlink_sendmsg+0x882/0xe10 [ 2132.759543][T15284] ? aa_af_perm+0x260/0x260 [ 2132.764049][T15284] ? netlink_unicast+0x740/0x740 [ 2132.768979][T15284] ? netlink_unicast+0x740/0x740 [ 2132.773906][T15284] sock_sendmsg+0xcf/0x120 [ 2132.778317][T15284] ____sys_sendmsg+0x6b9/0x7d0 [ 2132.783076][T15284] ? kernel_sendmsg+0x50/0x50 [ 2132.787739][T15284] ? mark_lock+0xbc/0x1220 [ 2132.792147][T15284] ___sys_sendmsg+0x100/0x170 [ 2132.796812][T15284] ? sendmsg_copy_msghdr+0x70/0x70 [ 2132.801933][T15284] ? __fget_files+0x329/0x4f0 [ 2132.806610][T15284] ? ksys_dup3+0x3c0/0x3c0 [ 2132.811041][T15284] ? lock_acquire+0x197/0x420 [ 2132.815721][T15284] ? __might_fault+0xef/0x1d0 [ 2132.820419][T15284] ? __fget_light+0x208/0x270 [ 2132.825099][T15284] __sys_sendmsg+0xec/0x1b0 [ 2132.829611][T15284] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2132.834637][T15284] ? trace_hardirqs_off_caller+0x55/0x230 [ 2132.840357][T15284] ? do_syscall_64+0x21/0x7d0 [ 2132.845036][T15284] do_syscall_64+0xf6/0x7d0 [ 2132.849538][T15284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2132.855423][T15284] RIP: 0033:0x45c849 [ 2132.859305][T15284] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2132.878904][T15284] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2132.887302][T15284] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2132.895259][T15284] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2132.903217][T15284] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2132.911172][T15284] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2132.919126][T15284] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:18 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d22880788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2133.029813][T15287] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2133.049550][T15287] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2133.071033][T15287] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2133.071033][T15287] !' [ 2133.081526][T15287] CPU: 0 PID: 15287 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2133.090211][T15287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2133.100290][T15287] Call Trace: [ 2133.103604][T15287] dump_stack+0x188/0x20d [ 2133.107934][T15287] sysfs_warn_dup.cold+0x1c/0x2d [ 2133.112881][T15287] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2133.118934][T15287] sysfs_create_link+0x61/0xc0 [ 2133.123741][T15287] device_add+0x71c/0x1bc0 [ 2133.128163][T15287] ? uevent_show+0x360/0x360 [ 2133.132752][T15287] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2133.138766][T15287] wiphy_register+0x1c46/0x2720 [ 2133.143617][T15287] ? wiphy_unregister+0xf90/0xf90 [ 2133.148648][T15287] ? __kmalloc+0x629/0x7a0 [ 2133.153067][T15287] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2133.158618][T15287] ieee80211_register_hw+0x13d4/0x36a0 [ 2133.164080][T15287] ? __debug_object_init+0x4a1/0xe20 [ 2133.169355][T15287] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2133.174803][T15287] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2133.180332][T15287] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2133.186304][T15287] ? memset+0x20/0x40 [ 2133.190273][T15287] ? __hrtimer_init+0x134/0x260 [ 2133.195112][T15287] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2133.200812][T15287] ? vprintk_func+0x81/0x17e [ 2133.205399][T15287] ? hwsim_register_received_nl+0x400/0x400 [ 2133.211282][T15287] hwsim_new_radio_nl+0x905/0xf60 [ 2133.216297][T15287] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2133.222176][T15287] ? cap_capable+0x1eb/0x250 [ 2133.226764][T15287] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2133.233071][T15287] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2133.239386][T15287] genl_rcv_msg+0x627/0xdf0 [ 2133.243890][T15287] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2133.250218][T15287] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2133.256027][T15287] netlink_rcv_skb+0x15a/0x410 [ 2133.260785][T15287] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2133.267100][T15287] ? netlink_ack+0xa80/0xa80 [ 2133.271708][T15287] genl_rcv+0x24/0x40 [ 2133.275680][T15287] netlink_unicast+0x537/0x740 [ 2133.280430][T15287] ? netlink_attachskb+0x810/0x810 [ 2133.285523][T15287] ? _copy_from_iter_full+0x25c/0x870 [ 2133.290877][T15287] ? __phys_addr_symbol+0x2c/0x70 [ 2133.295898][T15287] ? __check_object_size+0x171/0x437 [ 2133.301171][T15287] netlink_sendmsg+0x882/0xe10 [ 2133.305933][T15287] ? aa_af_perm+0x260/0x260 [ 2133.310430][T15287] ? netlink_unicast+0x740/0x740 [ 2133.315367][T15287] ? netlink_unicast+0x740/0x740 [ 2133.320306][T15287] sock_sendmsg+0xcf/0x120 [ 2133.324721][T15287] ____sys_sendmsg+0x6b9/0x7d0 [ 2133.329485][T15287] ? kernel_sendmsg+0x50/0x50 [ 2133.334169][T15287] ___sys_sendmsg+0x100/0x170 [ 2133.338865][T15287] ? sendmsg_copy_msghdr+0x70/0x70 [ 2133.343976][T15287] ? __fget_files+0x329/0x4f0 [ 2133.348641][T15287] ? ksys_dup3+0x3c0/0x3c0 [ 2133.353040][T15287] ? lock_acquire+0x197/0x420 [ 2133.357711][T15287] ? __might_fault+0xef/0x1d0 [ 2133.362390][T15287] ? __fget_light+0x208/0x270 [ 2133.367058][T15287] __sys_sendmsg+0xec/0x1b0 [ 2133.371545][T15287] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2133.376558][T15287] ? __x64_sys_futex+0x380/0x4f0 [ 2133.381498][T15287] ? trace_hardirqs_off_caller+0x55/0x230 [ 2133.387290][T15287] ? do_syscall_64+0x21/0x7d0 [ 2133.391954][T15287] do_syscall_64+0xf6/0x7d0 [ 2133.396463][T15287] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2133.402337][T15287] RIP: 0033:0x45c849 [ 2133.406214][T15287] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2133.425799][T15287] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2133.434194][T15287] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2133.442149][T15287] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2133.450110][T15287] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2133.458074][T15287] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2133.466035][T15287] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2133.559762][T15290] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2133.568030][T15290] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2133.579232][T15290] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2133.579232][T15290] !' [ 2133.589093][T15290] CPU: 0 PID: 15290 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2133.597776][T15290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2133.607830][T15290] Call Trace: [ 2133.611131][T15290] dump_stack+0x188/0x20d [ 2133.615454][T15290] sysfs_warn_dup.cold+0x1c/0x2d [ 2133.620377][T15290] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2133.626536][T15290] sysfs_create_link+0x61/0xc0 [ 2133.631287][T15290] device_add+0x71c/0x1bc0 [ 2133.635691][T15290] ? uevent_show+0x360/0x360 [ 2133.640265][T15290] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2133.646237][T15290] wiphy_register+0x1c46/0x2720 [ 2133.651086][T15290] ? wiphy_unregister+0xf90/0xf90 [ 2133.656105][T15290] ? __kmalloc+0x629/0x7a0 [ 2133.660505][T15290] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2133.666043][T15290] ieee80211_register_hw+0x13d4/0x36a0 [ 2133.671501][T15290] ? __debug_object_init+0x4a1/0xe20 [ 2133.676771][T15290] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2133.682283][T15290] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2133.687878][T15290] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2133.693854][T15290] ? memset+0x20/0x40 [ 2133.697870][T15290] ? __hrtimer_init+0x134/0x260 [ 2133.702766][T15290] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2133.708477][T15290] ? vprintk_func+0x81/0x17e [ 2133.713062][T15290] ? hwsim_register_received_nl+0x400/0x400 [ 2133.718991][T15290] hwsim_new_radio_nl+0x905/0xf60 [ 2133.724002][T15290] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2133.729888][T15290] ? cap_capable+0x1eb/0x250 [ 2133.734481][T15290] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2133.740842][T15290] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2133.747153][T15290] genl_rcv_msg+0x627/0xdf0 [ 2133.751655][T15290] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2133.757977][T15290] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2133.763815][T15290] netlink_rcv_skb+0x15a/0x410 [ 2133.768609][T15290] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2133.774952][T15290] ? netlink_ack+0xa80/0xa80 [ 2133.779537][T15290] genl_rcv+0x24/0x40 [ 2133.783501][T15290] netlink_unicast+0x537/0x740 [ 2133.788250][T15290] ? netlink_attachskb+0x810/0x810 [ 2133.793367][T15290] ? _copy_from_iter_full+0x25c/0x870 [ 2133.798728][T15290] ? __phys_addr_symbol+0x2c/0x70 [ 2133.803743][T15290] ? __check_object_size+0x171/0x437 [ 2133.809012][T15290] netlink_sendmsg+0x882/0xe10 [ 2133.813764][T15290] ? aa_af_perm+0x260/0x260 [ 2133.818257][T15290] ? netlink_unicast+0x740/0x740 [ 2133.823182][T15290] ? netlink_unicast+0x740/0x740 [ 2133.828123][T15290] sock_sendmsg+0xcf/0x120 [ 2133.834893][T15290] ____sys_sendmsg+0x6b9/0x7d0 [ 2133.839646][T15290] ? kernel_sendmsg+0x50/0x50 [ 2133.844304][T15290] ? mark_lock+0xbc/0x1220 [ 2133.848730][T15290] ___sys_sendmsg+0x100/0x170 [ 2133.853397][T15290] ? sendmsg_copy_msghdr+0x70/0x70 [ 2133.858530][T15290] ? __fget_files+0x329/0x4f0 [ 2133.863199][T15290] ? ksys_dup3+0x3c0/0x3c0 [ 2133.867606][T15290] ? lock_acquire+0x197/0x420 [ 2133.872310][T15290] ? __might_fault+0xef/0x1d0 [ 2133.877078][T15290] ? __fget_light+0x208/0x270 [ 2133.881777][T15290] __sys_sendmsg+0xec/0x1b0 [ 2133.886321][T15290] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2133.891368][T15290] ? trace_hardirqs_off_caller+0x55/0x230 [ 2133.897111][T15290] ? do_syscall_64+0x21/0x7d0 [ 2133.901780][T15290] do_syscall_64+0xf6/0x7d0 [ 2133.906279][T15290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2133.912155][T15290] RIP: 0033:0x45c849 [ 2133.916033][T15290] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2133.935642][T15290] RSP: 002b:00007f749f17ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2133.944035][T15290] RAX: ffffffffffffffda RBX: 00007f749f17b6d4 RCX: 000000000045c849 [ 2133.951988][T15290] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2133.959940][T15290] RBP: 000000000076c040 R08: 0000000000000000 R09: 0000000000000000 [ 2133.967912][T15290] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2133.975895][T15290] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076c04c 21:52:25 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) r0 = perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) r1 = socket$kcm(0x2b, 0x1, 0x0) sendmsg$inet(r1, &(0x7f0000000040)={&(0x7f0000000000)={0x2, 0x4001, @remote}, 0x10, 0x0}, 0x20004004) close(r1) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40086602, 0x400007) r3 = bpf$MAP_CREATE(0x0, 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r4, &(0x7f0000000200), 0x806000) write$cgroup_subtree(r4, &(0x7f0000000280)=ANY=[@ANYBLOB="2b6d654d6f75202d637075202b706b6473202d696f204c706964732000000000fb000000400000000000"], 0x2a) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0xfffffffffffff6a6) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r3, &(0x7f00000000c0)="4a5b1fad8d09614c4b1d077a5f3071a4ef8d010c5b16482997fbbbfef77eaa06560c10b7964541e2d8d91d2977869eec4434dcfef18b99cd4de8c8bac9b8c1f2fd0095a4123adadaa26a156e22a69112f60437e475242e16bc792f2170714ba79a370cb6568d7c345521c3ca7f9a8cf2470772975427f0268dae07142c5e94afdffed9546f46c8246227fbdd7da44eed7889add65d09208a55e945d87412cc68b17cabf81f479c209dfb711d", &(0x7f0000000080)=""/52}, 0x20) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r5, &(0x7f0000000200), 0x806000) openat$cgroup_ro(r5, &(0x7f00000002c0)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) 21:52:25 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d23580788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:52:25 executing program 5: socket$kcm(0x2, 0x0, 0x106) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) r2 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x153, 0x0, 0x0, 0x0, 0x4000000, 0x10000}, 0x0, 0xbfffffffffffffff, r0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) sendmsg$kcm(r4, &(0x7f0000000540)={&(0x7f0000000380)=@in={0x2, 0x4e21, @rand_addr=0x7fffffff}, 0x80, 0x0}, 0xfd00) write$cgroup_subtree(r4, &(0x7f0000000280)={[{0x0, 'memory', 0xc}]}, 0xfdef) openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) openat$cgroup_ro(r5, 0x0, 0x0, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r5, 0xc008240a, 0x0) r6 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) perf_event_open$cgroup(&(0x7f0000000100)={0x0, 0x70, 0x40, 0x81, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0xfffffffffffffffe, 0x2}, 0x43081, 0x6, 0x7, 0x4, 0x3}, r6, 0x0, r2, 0x8) [ 2139.623593][T15295] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2139.631954][T15295] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2139.643492][T15295] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2139.643492][T15295] !' [ 2139.653389][T15295] CPU: 0 PID: 15295 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2139.662137][T15295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2139.672246][T15295] Call Trace: [ 2139.675535][T15295] dump_stack+0x188/0x20d [ 2139.679865][T15295] sysfs_warn_dup.cold+0x1c/0x2d [ 2139.684795][T15295] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2139.690869][T15295] sysfs_create_link+0x61/0xc0 [ 2139.695631][T15295] device_add+0x71c/0x1bc0 [ 2139.700088][T15295] ? uevent_show+0x360/0x360 [ 2139.704709][T15295] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2139.710703][T15295] wiphy_register+0x1c46/0x2720 [ 2139.715565][T15295] ? wiphy_unregister+0xf90/0xf90 [ 2139.720582][T15295] ? __kmalloc+0x629/0x7a0 [ 2139.724996][T15295] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2139.730548][T15295] ieee80211_register_hw+0x13d4/0x36a0 [ 2139.736000][T15295] ? __debug_object_init+0x4a1/0xe20 [ 2139.741280][T15295] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2139.746728][T15295] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2139.752259][T15295] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2139.758228][T15295] ? memset+0x20/0x40 [ 2139.762197][T15295] ? __hrtimer_init+0x134/0x260 [ 2139.767055][T15295] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2139.772765][T15295] ? vprintk_func+0x81/0x17e [ 2139.777374][T15295] ? hwsim_register_received_nl+0x400/0x400 [ 2139.783336][T15295] hwsim_new_radio_nl+0x905/0xf60 [ 2139.788403][T15295] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2139.794291][T15295] ? cap_capable+0x1eb/0x250 [ 2139.798885][T15295] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2139.805234][T15295] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2139.811570][T15295] genl_rcv_msg+0x627/0xdf0 [ 2139.816094][T15295] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2139.822435][T15295] netlink_rcv_skb+0x15a/0x410 [ 2139.827187][T15295] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2139.833505][T15295] ? netlink_ack+0xa80/0xa80 [ 2139.838099][T15295] genl_rcv+0x24/0x40 [ 2139.842070][T15295] netlink_unicast+0x537/0x740 [ 2139.846842][T15295] ? netlink_attachskb+0x810/0x810 [ 2139.851965][T15295] ? _copy_from_iter_full+0x25c/0x870 [ 2139.857343][T15295] ? __phys_addr_symbol+0x2c/0x70 [ 2139.862369][T15295] ? __check_object_size+0x171/0x437 [ 2139.867712][T15295] netlink_sendmsg+0x882/0xe10 [ 2139.872492][T15295] ? aa_af_perm+0x260/0x260 [ 2139.877000][T15295] ? netlink_unicast+0x740/0x740 [ 2139.881951][T15295] ? netlink_unicast+0x740/0x740 [ 2139.886906][T15295] sock_sendmsg+0xcf/0x120 [ 2139.891331][T15295] ____sys_sendmsg+0x6b9/0x7d0 [ 2139.896088][T15295] ? kernel_sendmsg+0x50/0x50 [ 2139.900768][T15295] ___sys_sendmsg+0x100/0x170 [ 2139.905439][T15295] ? sendmsg_copy_msghdr+0x70/0x70 [ 2139.910597][T15295] ? __fget_files+0x329/0x4f0 [ 2139.915273][T15295] ? ksys_dup3+0x3c0/0x3c0 [ 2139.919679][T15295] ? lock_acquire+0x197/0x420 [ 2139.924345][T15295] ? __might_fault+0xef/0x1d0 [ 2139.929036][T15295] ? __fget_light+0x208/0x270 [ 2139.933724][T15295] __sys_sendmsg+0xec/0x1b0 [ 2139.938219][T15295] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2139.943253][T15295] ? __x64_sys_futex+0x380/0x4f0 [ 2139.948214][T15295] ? trace_hardirqs_off_caller+0x55/0x230 [ 2139.953959][T15295] ? do_syscall_64+0x21/0x7d0 [ 2139.958626][T15295] do_syscall_64+0xf6/0x7d0 [ 2139.963122][T15295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2139.969001][T15295] RIP: 0033:0x45c849 [ 2139.972898][T15295] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2139.992507][T15295] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2140.000938][T15295] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2140.008913][T15295] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2140.016890][T15295] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2140.024913][T15295] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2140.032885][T15295] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2140.123675][T15296] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2140.131944][T15296] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2140.143941][T15296] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2140.143941][T15296] !' [ 2140.155198][T15296] CPU: 1 PID: 15296 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2140.163985][T15296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2140.174059][T15296] Call Trace: [ 2140.177352][T15296] dump_stack+0x188/0x20d [ 2140.181678][T15296] sysfs_warn_dup.cold+0x1c/0x2d [ 2140.186627][T15296] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2140.192690][T15296] sysfs_create_link+0x61/0xc0 [ 2140.197463][T15296] device_add+0x71c/0x1bc0 [ 2140.201895][T15296] ? uevent_show+0x360/0x360 [ 2140.206479][T15296] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2140.212470][T15296] wiphy_register+0x1c46/0x2720 [ 2140.217334][T15296] ? wiphy_unregister+0xf90/0xf90 [ 2140.222364][T15296] ? __kmalloc+0x629/0x7a0 [ 2140.226792][T15296] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2140.232338][T15296] ieee80211_register_hw+0x13d4/0x36a0 [ 2140.237909][T15296] ? __debug_object_init+0x4a1/0xe20 [ 2140.243195][T15296] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2140.248778][T15296] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2140.254323][T15296] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2140.260312][T15296] ? memset+0x20/0x40 [ 2140.264312][T15296] ? __hrtimer_init+0x134/0x260 [ 2140.269161][T15296] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2140.274896][T15296] ? vprintk_func+0x81/0x17e [ 2140.279507][T15296] ? hwsim_register_received_nl+0x400/0x400 [ 2140.285419][T15296] hwsim_new_radio_nl+0x905/0xf60 [ 2140.290455][T15296] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2140.296342][T15296] ? cap_capable+0x1eb/0x250 [ 2140.300938][T15296] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2140.307256][T15296] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2140.313586][T15296] genl_rcv_msg+0x627/0xdf0 [ 2140.318157][T15296] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2140.324507][T15296] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2140.330315][T15296] netlink_rcv_skb+0x15a/0x410 [ 2140.335098][T15296] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2140.341423][T15296] ? netlink_ack+0xa80/0xa80 [ 2140.346014][T15296] genl_rcv+0x24/0x40 [ 2140.349988][T15296] netlink_unicast+0x537/0x740 [ 2140.354746][T15296] ? netlink_attachskb+0x810/0x810 [ 2140.359856][T15296] ? _copy_from_iter_full+0x25c/0x870 [ 2140.365213][T15296] ? __phys_addr_symbol+0x2c/0x70 [ 2140.370219][T15296] ? __check_object_size+0x171/0x437 [ 2140.375496][T15296] netlink_sendmsg+0x882/0xe10 [ 2140.380249][T15296] ? aa_af_perm+0x260/0x260 [ 2140.384737][T15296] ? netlink_unicast+0x740/0x740 [ 2140.389664][T15296] ? netlink_unicast+0x740/0x740 [ 2140.394589][T15296] sock_sendmsg+0xcf/0x120 [ 2140.398989][T15296] ____sys_sendmsg+0x6b9/0x7d0 [ 2140.403739][T15296] ? kernel_sendmsg+0x50/0x50 [ 2140.408402][T15296] ? mark_lock+0xbc/0x1220 [ 2140.412822][T15296] ___sys_sendmsg+0x100/0x170 [ 2140.417495][T15296] ? sendmsg_copy_msghdr+0x70/0x70 [ 2140.422598][T15296] ? __fget_files+0x329/0x4f0 [ 2140.427259][T15296] ? ksys_dup3+0x3c0/0x3c0 [ 2140.431655][T15296] ? lock_acquire+0x197/0x420 [ 2140.436318][T15296] ? __might_fault+0xef/0x1d0 [ 2140.440982][T15296] ? __fget_light+0x208/0x270 [ 2140.445646][T15296] __sys_sendmsg+0xec/0x1b0 [ 2140.450131][T15296] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2140.455149][T15296] ? trace_hardirqs_off_caller+0x55/0x230 [ 2140.460888][T15296] ? do_syscall_64+0x21/0x7d0 [ 2140.465583][T15296] do_syscall_64+0xf6/0x7d0 [ 2140.470085][T15296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2140.475979][T15296] RIP: 0033:0x45c849 [ 2140.479866][T15296] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2140.499460][T15296] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2140.507858][T15296] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2140.515815][T15296] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2140.523773][T15296] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2140.531731][T15296] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2140.539692][T15296] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:26 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d25a80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2140.649338][T15299] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2140.659663][T15299] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2140.671378][T15299] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2140.671378][T15299] !' [ 2140.681460][T15299] CPU: 0 PID: 15299 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2140.690145][T15299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2140.700189][T15299] Call Trace: [ 2140.703534][T15299] dump_stack+0x188/0x20d [ 2140.707859][T15299] sysfs_warn_dup.cold+0x1c/0x2d [ 2140.712797][T15299] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2140.718898][T15299] sysfs_create_link+0x61/0xc0 [ 2140.723653][T15299] device_add+0x71c/0x1bc0 [ 2140.728065][T15299] ? uevent_show+0x360/0x360 [ 2140.732662][T15299] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2140.738647][T15299] wiphy_register+0x1c46/0x2720 [ 2140.743496][T15299] ? wiphy_unregister+0xf90/0xf90 [ 2140.748512][T15299] ? __kmalloc+0x629/0x7a0 [ 2140.752920][T15299] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2140.758464][T15299] ieee80211_register_hw+0x13d4/0x36a0 [ 2140.763914][T15299] ? __debug_object_init+0x4a1/0xe20 [ 2140.769213][T15299] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2140.774681][T15299] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2140.780241][T15299] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2140.786212][T15299] ? memset+0x20/0x40 [ 2140.790198][T15299] ? __hrtimer_init+0x134/0x260 [ 2140.795046][T15299] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2140.800749][T15299] ? vprintk_func+0x81/0x17e [ 2140.805361][T15299] ? hwsim_register_received_nl+0x400/0x400 [ 2140.811266][T15299] hwsim_new_radio_nl+0x905/0xf60 [ 2140.816290][T15299] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2140.822171][T15299] ? cap_capable+0x1eb/0x250 [ 2140.826779][T15299] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2140.833107][T15299] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2140.839442][T15299] genl_rcv_msg+0x627/0xdf0 [ 2140.843946][T15299] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2140.850275][T15299] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2140.856090][T15299] netlink_rcv_skb+0x15a/0x410 [ 2140.860844][T15299] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2140.867161][T15299] ? netlink_ack+0xa80/0xa80 [ 2140.871754][T15299] genl_rcv+0x24/0x40 [ 2140.875735][T15299] netlink_unicast+0x537/0x740 [ 2140.880494][T15299] ? netlink_attachskb+0x810/0x810 [ 2140.885590][T15299] ? _copy_from_iter_full+0x25c/0x870 [ 2140.890976][T15299] ? __phys_addr_symbol+0x2c/0x70 [ 2140.895997][T15299] ? __check_object_size+0x171/0x437 [ 2140.901288][T15299] netlink_sendmsg+0x882/0xe10 [ 2140.906047][T15299] ? aa_af_perm+0x260/0x260 [ 2140.910540][T15299] ? netlink_unicast+0x740/0x740 [ 2140.915474][T15299] ? netlink_unicast+0x740/0x740 [ 2140.920396][T15299] sock_sendmsg+0xcf/0x120 [ 2140.924806][T15299] ____sys_sendmsg+0x6b9/0x7d0 [ 2140.929602][T15299] ? kernel_sendmsg+0x50/0x50 [ 2140.934273][T15299] ? mark_lock+0xbc/0x1220 [ 2140.938699][T15299] ___sys_sendmsg+0x100/0x170 [ 2140.943381][T15299] ? sendmsg_copy_msghdr+0x70/0x70 [ 2140.948504][T15299] ? __fget_files+0x329/0x4f0 [ 2140.953188][T15299] ? ksys_dup3+0x3c0/0x3c0 [ 2140.957595][T15299] ? lock_acquire+0x197/0x420 [ 2140.962261][T15299] ? __might_fault+0xef/0x1d0 [ 2140.966936][T15299] ? __fget_light+0x208/0x270 [ 2140.971608][T15299] __sys_sendmsg+0xec/0x1b0 [ 2140.976099][T15299] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2140.981109][T15299] ? __x64_sys_futex+0x380/0x4f0 [ 2140.986060][T15299] ? trace_hardirqs_off_caller+0x55/0x230 [ 2140.991798][T15299] ? do_syscall_64+0x21/0x7d0 [ 2140.996487][T15299] do_syscall_64+0xf6/0x7d0 [ 2141.001008][T15299] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2141.006895][T15299] RIP: 0033:0x45c849 [ 2141.010788][T15299] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2141.030397][T15299] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2141.038805][T15299] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2141.046774][T15299] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2141.054755][T15299] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2141.062714][T15299] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2141.070684][T15299] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2141.184210][T15300] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2141.193071][T15300] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2141.205135][T15300] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2141.205135][T15300] !' [ 2141.214974][T15300] CPU: 0 PID: 15300 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2141.223645][T15300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2141.233729][T15300] Call Trace: [ 2141.237017][T15300] dump_stack+0x188/0x20d [ 2141.241344][T15300] sysfs_warn_dup.cold+0x1c/0x2d [ 2141.246315][T15300] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2141.252401][T15300] sysfs_create_link+0x61/0xc0 [ 2141.257201][T15300] device_add+0x71c/0x1bc0 [ 2141.261658][T15300] ? uevent_show+0x360/0x360 [ 2141.266255][T15300] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2141.272226][T15300] wiphy_register+0x1c46/0x2720 [ 2141.277088][T15300] ? wiphy_unregister+0xf90/0xf90 [ 2141.282114][T15300] ? __kmalloc+0x629/0x7a0 [ 2141.286519][T15300] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2141.292054][T15300] ieee80211_register_hw+0x13d4/0x36a0 [ 2141.297511][T15300] ? __debug_object_init+0x4a1/0xe20 [ 2141.302785][T15300] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2141.308231][T15300] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2141.313756][T15300] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2141.319728][T15300] ? memset+0x20/0x40 [ 2141.323711][T15300] ? __hrtimer_init+0x134/0x260 [ 2141.328610][T15300] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2141.334326][T15300] ? vprintk_func+0x81/0x17e [ 2141.338910][T15300] ? hwsim_register_received_nl+0x400/0x400 [ 2141.344793][T15300] hwsim_new_radio_nl+0x905/0xf60 [ 2141.349813][T15300] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2141.355690][T15300] ? cap_capable+0x1eb/0x250 [ 2141.360327][T15300] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2141.366647][T15300] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2141.372963][T15300] genl_rcv_msg+0x627/0xdf0 [ 2141.377507][T15300] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2141.383828][T15300] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2141.389634][T15300] netlink_rcv_skb+0x15a/0x410 [ 2141.394393][T15300] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2141.400722][T15300] ? netlink_ack+0xa80/0xa80 [ 2141.405413][T15300] genl_rcv+0x24/0x40 [ 2141.409393][T15300] netlink_unicast+0x537/0x740 [ 2141.414151][T15300] ? netlink_attachskb+0x810/0x810 [ 2141.419246][T15300] ? _copy_from_iter_full+0x25c/0x870 [ 2141.424609][T15300] ? __phys_addr_symbol+0x2c/0x70 [ 2141.429617][T15300] ? __check_object_size+0x171/0x437 [ 2141.434887][T15300] netlink_sendmsg+0x882/0xe10 [ 2141.439642][T15300] ? aa_af_perm+0x260/0x260 [ 2141.444134][T15300] ? netlink_unicast+0x740/0x740 [ 2141.449061][T15300] ? netlink_unicast+0x740/0x740 [ 2141.453981][T15300] sock_sendmsg+0xcf/0x120 [ 2141.458422][T15300] ____sys_sendmsg+0x6b9/0x7d0 [ 2141.463206][T15300] ? kernel_sendmsg+0x50/0x50 [ 2141.467864][T15300] ? mark_lock+0xbc/0x1220 [ 2141.472266][T15300] ___sys_sendmsg+0x100/0x170 [ 2141.476925][T15300] ? sendmsg_copy_msghdr+0x70/0x70 [ 2141.482029][T15300] ? __fget_files+0x329/0x4f0 [ 2141.486703][T15300] ? ksys_dup3+0x3c0/0x3c0 [ 2141.491100][T15300] ? lock_acquire+0x197/0x420 [ 2141.495763][T15300] ? __might_fault+0xef/0x1d0 [ 2141.500426][T15300] ? __fget_light+0x208/0x270 [ 2141.505089][T15300] __sys_sendmsg+0xec/0x1b0 [ 2141.509577][T15300] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2141.514602][T15300] ? trace_hardirqs_off_caller+0x55/0x230 [ 2141.520305][T15300] ? do_syscall_64+0x21/0x7d0 [ 2141.524967][T15300] do_syscall_64+0xf6/0x7d0 [ 2141.529470][T15300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2141.535354][T15300] RIP: 0033:0x45c849 [ 2141.539242][T15300] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2141.558844][T15300] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2141.567252][T15300] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2141.575212][T15300] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2141.583177][T15300] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2141.591192][T15300] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2141.599159][T15300] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:27 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d26c80788c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2141.699451][T15303] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2141.708230][T15303] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2141.720393][T15303] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2141.720393][T15303] !' [ 2141.730575][T15303] CPU: 0 PID: 15303 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2141.739276][T15303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2141.749346][T15303] Call Trace: [ 2141.752634][T15303] dump_stack+0x188/0x20d [ 2141.756960][T15303] sysfs_warn_dup.cold+0x1c/0x2d [ 2141.761958][T15303] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2141.768180][T15303] sysfs_create_link+0x61/0xc0 [ 2141.772960][T15303] device_add+0x71c/0x1bc0 [ 2141.777395][T15303] ? uevent_show+0x360/0x360 [ 2141.781996][T15303] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2141.787999][T15303] wiphy_register+0x1c46/0x2720 [ 2141.792861][T15303] ? wiphy_unregister+0xf90/0xf90 [ 2141.797905][T15303] ? __kmalloc+0x629/0x7a0 [ 2141.802339][T15303] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2141.807884][T15303] ieee80211_register_hw+0x13d4/0x36a0 [ 2141.813350][T15303] ? __debug_object_init+0x4a1/0xe20 [ 2141.818648][T15303] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2141.824114][T15303] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2141.829650][T15303] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2141.835641][T15303] ? memset+0x20/0x40 [ 2141.839611][T15303] ? __hrtimer_init+0x134/0x260 [ 2141.844456][T15303] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2141.850164][T15303] ? vprintk_func+0x81/0x17e [ 2141.854754][T15303] ? hwsim_register_received_nl+0x400/0x400 [ 2141.860640][T15303] hwsim_new_radio_nl+0x905/0xf60 [ 2141.865662][T15303] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2141.871553][T15303] ? cap_capable+0x1eb/0x250 [ 2141.876155][T15303] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2141.882469][T15303] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2141.888803][T15303] genl_rcv_msg+0x627/0xdf0 [ 2141.893310][T15303] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2141.899650][T15303] netlink_rcv_skb+0x15a/0x410 [ 2141.904424][T15303] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2141.910744][T15303] ? netlink_ack+0xa80/0xa80 [ 2141.915348][T15303] genl_rcv+0x24/0x40 [ 2141.919336][T15303] netlink_unicast+0x537/0x740 [ 2141.924118][T15303] ? netlink_attachskb+0x810/0x810 [ 2141.929221][T15303] ? _copy_from_iter_full+0x25c/0x870 [ 2141.934638][T15303] ? __phys_addr_symbol+0x2c/0x70 [ 2141.939664][T15303] ? __check_object_size+0x171/0x437 [ 2141.944956][T15303] netlink_sendmsg+0x882/0xe10 [ 2141.949726][T15303] ? aa_af_perm+0x260/0x260 [ 2141.954237][T15303] ? netlink_unicast+0x740/0x740 [ 2141.959187][T15303] ? netlink_unicast+0x740/0x740 [ 2141.964119][T15303] sock_sendmsg+0xcf/0x120 [ 2141.968547][T15303] ____sys_sendmsg+0x6b9/0x7d0 [ 2141.973322][T15303] ? kernel_sendmsg+0x50/0x50 [ 2141.978014][T15303] ___sys_sendmsg+0x100/0x170 [ 2141.982740][T15303] ? sendmsg_copy_msghdr+0x70/0x70 [ 2141.987911][T15303] ? __fget_files+0x329/0x4f0 [ 2141.992597][T15303] ? ksys_dup3+0x3c0/0x3c0 [ 2141.997002][T15303] ? lock_acquire+0x197/0x420 [ 2142.001681][T15303] ? __might_fault+0xef/0x1d0 [ 2142.006374][T15303] ? __fget_light+0x208/0x270 [ 2142.011073][T15303] __sys_sendmsg+0xec/0x1b0 [ 2142.015571][T15303] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2142.020591][T15303] ? __x64_sys_futex+0x380/0x4f0 [ 2142.025546][T15303] ? trace_hardirqs_off_caller+0x55/0x230 [ 2142.031260][T15303] ? do_syscall_64+0x21/0x7d0 [ 2142.035939][T15303] do_syscall_64+0xf6/0x7d0 [ 2142.040485][T15303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2142.046365][T15303] RIP: 0033:0x45c849 [ 2142.050257][T15303] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2142.070902][T15303] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2142.079358][T15303] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2142.087370][T15303] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2142.095335][T15303] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2142.103302][T15303] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2142.111277][T15303] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2142.174475][T15304] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2142.182799][T15304] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2142.196944][T15304] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2142.196944][T15304] !' [ 2142.207259][T15304] CPU: 1 PID: 15304 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2142.215948][T15304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2142.225997][T15304] Call Trace: [ 2142.229298][T15304] dump_stack+0x188/0x20d [ 2142.233639][T15304] sysfs_warn_dup.cold+0x1c/0x2d [ 2142.238580][T15304] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2142.244650][T15304] sysfs_create_link+0x61/0xc0 [ 2142.249471][T15304] device_add+0x71c/0x1bc0 [ 2142.253889][T15304] ? uevent_show+0x360/0x360 [ 2142.258479][T15304] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2142.264469][T15304] wiphy_register+0x1c46/0x2720 [ 2142.269322][T15304] ? wiphy_unregister+0xf90/0xf90 [ 2142.274365][T15304] ? __kmalloc+0x629/0x7a0 [ 2142.278777][T15304] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2142.284339][T15304] ieee80211_register_hw+0x13d4/0x36a0 [ 2142.289819][T15304] ? __debug_object_init+0x4a1/0xe20 [ 2142.295115][T15304] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2142.300616][T15304] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2142.306157][T15304] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2142.312150][T15304] ? memset+0x20/0x40 [ 2142.316151][T15304] ? __hrtimer_init+0x134/0x260 [ 2142.321007][T15304] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2142.326722][T15304] ? vprintk_func+0x81/0x17e [ 2142.331364][T15304] ? hwsim_register_received_nl+0x400/0x400 [ 2142.337261][T15304] hwsim_new_radio_nl+0x905/0xf60 [ 2142.342296][T15304] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2142.348186][T15304] ? cap_capable+0x1eb/0x250 [ 2142.352784][T15304] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2142.359286][T15304] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2142.365602][T15304] genl_rcv_msg+0x627/0xdf0 [ 2142.370095][T15304] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2142.376417][T15304] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2142.382237][T15304] netlink_rcv_skb+0x15a/0x410 [ 2142.387042][T15304] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2142.393372][T15304] ? netlink_ack+0xa80/0xa80 [ 2142.397964][T15304] genl_rcv+0x24/0x40 [ 2142.401941][T15304] netlink_unicast+0x537/0x740 [ 2142.406709][T15304] ? netlink_attachskb+0x810/0x810 [ 2142.411814][T15304] ? _copy_from_iter_full+0x25c/0x870 [ 2142.417265][T15304] ? __phys_addr_symbol+0x2c/0x70 [ 2142.422302][T15304] ? __check_object_size+0x171/0x437 [ 2142.427585][T15304] netlink_sendmsg+0x882/0xe10 [ 2142.432350][T15304] ? aa_af_perm+0x260/0x260 [ 2142.436848][T15304] ? netlink_unicast+0x740/0x740 [ 2142.441790][T15304] ? netlink_unicast+0x740/0x740 [ 2142.446722][T15304] sock_sendmsg+0xcf/0x120 [ 2142.451125][T15304] ____sys_sendmsg+0x6b9/0x7d0 [ 2142.455896][T15304] ? kernel_sendmsg+0x50/0x50 [ 2142.460575][T15304] ? mark_lock+0xbc/0x1220 [ 2142.465038][T15304] ___sys_sendmsg+0x100/0x170 [ 2142.469716][T15304] ? sendmsg_copy_msghdr+0x70/0x70 [ 2142.474856][T15304] ? __fget_files+0x329/0x4f0 [ 2142.479543][T15304] ? ksys_dup3+0x3c0/0x3c0 [ 2142.483957][T15304] ? lock_acquire+0x197/0x420 [ 2142.488663][T15304] ? __might_fault+0xef/0x1d0 [ 2142.493347][T15304] ? __fget_light+0x208/0x270 [ 2142.498030][T15304] __sys_sendmsg+0xec/0x1b0 [ 2142.502534][T15304] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2142.507571][T15304] ? trace_hardirqs_off_caller+0x55/0x230 [ 2142.513298][T15304] ? do_syscall_64+0x21/0x7d0 [ 2142.517972][T15304] do_syscall_64+0xf6/0x7d0 [ 2142.522475][T15304] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2142.528362][T15304] RIP: 0033:0x45c849 [ 2142.532253][T15304] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2142.551874][T15304] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2142.560286][T15304] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2142.568305][T15304] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2142.576273][T15304] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2142.584250][T15304] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2142.592231][T15304] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:28 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b800a8c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2142.725207][T15308] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2142.733638][T15308] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2142.746318][T15308] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2142.746318][T15308] !' [ 2142.756243][T15308] CPU: 0 PID: 15308 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2142.764942][T15308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2142.775006][T15308] Call Trace: [ 2142.778334][T15308] dump_stack+0x188/0x20d [ 2142.782677][T15308] sysfs_warn_dup.cold+0x1c/0x2d [ 2142.787614][T15308] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2142.793695][T15308] sysfs_create_link+0x61/0xc0 [ 2142.798451][T15308] device_add+0x71c/0x1bc0 [ 2142.802860][T15308] ? quarantine_reduce+0x161/0x190 [ 2142.807958][T15308] ? uevent_show+0x360/0x360 [ 2142.812719][T15308] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2142.818707][T15308] wiphy_register+0x1c46/0x2720 [ 2142.823564][T15308] ? wiphy_unregister+0xf90/0xf90 [ 2142.828599][T15308] ? __kmalloc+0x629/0x7a0 [ 2142.833032][T15308] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2142.838581][T15308] ieee80211_register_hw+0x13d4/0x36a0 [ 2142.844034][T15308] ? __debug_object_init+0x4a1/0xe20 [ 2142.849312][T15308] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2142.854796][T15308] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2142.860332][T15308] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2142.866308][T15308] ? memset+0x20/0x40 [ 2142.870278][T15308] ? __hrtimer_init+0x134/0x260 [ 2142.875124][T15308] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2142.880836][T15308] ? vprintk_func+0x81/0x17e [ 2142.885436][T15308] ? hwsim_register_received_nl+0x400/0x400 [ 2142.891337][T15308] hwsim_new_radio_nl+0x905/0xf60 [ 2142.896443][T15308] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2142.902326][T15308] ? cap_capable+0x1eb/0x250 [ 2142.906925][T15308] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2142.913274][T15308] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2142.919598][T15308] genl_rcv_msg+0x627/0xdf0 [ 2142.924096][T15308] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2142.930446][T15308] netlink_rcv_skb+0x15a/0x410 [ 2142.935199][T15308] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2142.941517][T15308] ? netlink_ack+0xa80/0xa80 [ 2142.946110][T15308] genl_rcv+0x24/0x40 [ 2142.950080][T15308] netlink_unicast+0x537/0x740 [ 2142.954844][T15308] ? netlink_attachskb+0x810/0x810 [ 2142.959941][T15308] ? _copy_from_iter_full+0x25c/0x870 [ 2142.965329][T15308] ? __phys_addr_symbol+0x2c/0x70 [ 2142.970369][T15308] ? __check_object_size+0x171/0x437 [ 2142.975666][T15308] netlink_sendmsg+0x882/0xe10 [ 2142.980449][T15308] ? aa_af_perm+0x260/0x260 [ 2142.984942][T15308] ? netlink_unicast+0x740/0x740 [ 2142.989881][T15308] ? netlink_unicast+0x740/0x740 [ 2142.994814][T15308] sock_sendmsg+0xcf/0x120 [ 2142.999228][T15308] ____sys_sendmsg+0x6b9/0x7d0 [ 2143.004001][T15308] ? kernel_sendmsg+0x50/0x50 [ 2143.008711][T15308] ___sys_sendmsg+0x100/0x170 [ 2143.013387][T15308] ? sendmsg_copy_msghdr+0x70/0x70 [ 2143.018703][T15308] ? __fget_files+0x329/0x4f0 [ 2143.023382][T15308] ? ksys_dup3+0x3c0/0x3c0 [ 2143.027797][T15308] ? lock_acquire+0x197/0x420 [ 2143.032460][T15308] ? __might_fault+0xef/0x1d0 [ 2143.037145][T15308] ? __fget_light+0x208/0x270 [ 2143.041825][T15308] __sys_sendmsg+0xec/0x1b0 [ 2143.046335][T15308] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2143.051367][T15308] ? __x64_sys_futex+0x380/0x4f0 [ 2143.056313][T15308] ? trace_hardirqs_off_caller+0x55/0x230 [ 2143.062034][T15308] ? do_syscall_64+0x21/0x7d0 [ 2143.066725][T15308] do_syscall_64+0xf6/0x7d0 [ 2143.071220][T15308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2143.077099][T15308] RIP: 0033:0x45c849 [ 2143.080981][T15308] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2143.100575][T15308] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2143.108990][T15308] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2143.116981][T15308] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2143.124939][T15308] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2143.132899][T15308] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2143.140879][T15308] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2143.214001][T15310] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2143.222245][T15310] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2143.233616][T15310] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2143.233616][T15310] !' [ 2143.243500][T15310] CPU: 1 PID: 15310 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2143.252188][T15310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2143.262375][T15310] Call Trace: [ 2143.265676][T15310] dump_stack+0x188/0x20d [ 2143.270003][T15310] sysfs_warn_dup.cold+0x1c/0x2d [ 2143.274936][T15310] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2143.280993][T15310] sysfs_create_link+0x61/0xc0 [ 2143.285763][T15310] device_add+0x71c/0x1bc0 [ 2143.290170][T15310] ? uevent_show+0x360/0x360 [ 2143.294874][T15310] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2143.300848][T15310] wiphy_register+0x1c46/0x2720 [ 2143.305719][T15310] ? wiphy_unregister+0xf90/0xf90 [ 2143.310739][T15310] ? __kmalloc+0x629/0x7a0 [ 2143.315147][T15310] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2143.320689][T15310] ieee80211_register_hw+0x13d4/0x36a0 [ 2143.326229][T15310] ? __debug_object_init+0x4a1/0xe20 [ 2143.331532][T15310] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2143.337005][T15310] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2143.342543][T15310] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2143.348518][T15310] ? memset+0x20/0x40 [ 2143.352490][T15310] ? __hrtimer_init+0x134/0x260 [ 2143.357331][T15310] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2143.363049][T15310] ? vprintk_func+0x81/0x17e [ 2143.367641][T15310] ? hwsim_register_received_nl+0x400/0x400 [ 2143.373545][T15310] hwsim_new_radio_nl+0x905/0xf60 [ 2143.378579][T15310] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2143.384480][T15310] ? cap_capable+0x1eb/0x250 [ 2143.389072][T15310] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2143.395410][T15310] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2143.401741][T15310] genl_rcv_msg+0x627/0xdf0 [ 2143.406258][T15310] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2143.412593][T15310] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2143.418391][T15310] netlink_rcv_skb+0x15a/0x410 [ 2143.423140][T15310] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2143.429818][T15310] ? netlink_ack+0xa80/0xa80 [ 2143.434418][T15310] genl_rcv+0x24/0x40 [ 2143.438400][T15310] netlink_unicast+0x537/0x740 [ 2143.443153][T15310] ? netlink_attachskb+0x810/0x810 [ 2143.448248][T15310] ? _copy_from_iter_full+0x25c/0x870 [ 2143.453608][T15310] ? __phys_addr_symbol+0x2c/0x70 [ 2143.458618][T15310] ? __check_object_size+0x171/0x437 [ 2143.463902][T15310] netlink_sendmsg+0x882/0xe10 [ 2143.468675][T15310] ? aa_af_perm+0x260/0x260 [ 2143.473185][T15310] ? netlink_unicast+0x740/0x740 [ 2143.478126][T15310] ? netlink_unicast+0x740/0x740 [ 2143.483057][T15310] sock_sendmsg+0xcf/0x120 [ 2143.487461][T15310] ____sys_sendmsg+0x6b9/0x7d0 [ 2143.492218][T15310] ? kernel_sendmsg+0x50/0x50 [ 2143.496893][T15310] ? mark_lock+0xbc/0x1220 [ 2143.501307][T15310] ___sys_sendmsg+0x100/0x170 [ 2143.505974][T15310] ? sendmsg_copy_msghdr+0x70/0x70 [ 2143.511079][T15310] ? __fget_files+0x329/0x4f0 [ 2143.515743][T15310] ? ksys_dup3+0x3c0/0x3c0 [ 2143.520139][T15310] ? lock_acquire+0x197/0x420 [ 2143.524818][T15310] ? __might_fault+0xef/0x1d0 [ 2143.530008][T15310] ? __fget_light+0x208/0x270 [ 2143.534676][T15310] __sys_sendmsg+0xec/0x1b0 [ 2143.539190][T15310] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2143.544225][T15310] ? trace_hardirqs_off_caller+0x55/0x230 [ 2143.549945][T15310] ? do_syscall_64+0x21/0x7d0 [ 2143.554734][T15310] do_syscall_64+0xf6/0x7d0 [ 2143.559236][T15310] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2143.565120][T15310] RIP: 0033:0x45c849 [ 2143.569127][T15310] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2143.588722][T15310] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2143.597123][T15310] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2143.605078][T15310] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2143.613033][T15310] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2143.620986][T15310] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2143.628939][T15310] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:38 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) recvmsg(r1, &(0x7f0000005ec0)={&(0x7f0000004940)=@can={0x1d, 0x0}, 0x80, 0x0, 0x0, &(0x7f0000004ec0)=""/4096, 0x1000}, 0x1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=r2) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)=r2) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000d40)={&(0x7f0000000640)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000000c40)=[{&(0x7f00000006c0)=""/44, 0x2c}, {&(0x7f0000000700)=""/8, 0x8}, {&(0x7f0000000740)=""/192, 0xc0}, {&(0x7f0000000800)=""/147, 0x93}, {&(0x7f00000008c0)=""/209, 0xd1}, {&(0x7f00000009c0)=""/27, 0x1b}, {&(0x7f0000000a00)=""/102, 0x66}, {&(0x7f0000000a80)=""/235, 0xeb}, {&(0x7f0000000b80)=""/135, 0x87}], 0x9, &(0x7f0000000d00)=""/27, 0x1b}, 0x10040) sendmsg$inet(r0, &(0x7f0000000e40)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000100)="4ef23ef622f14227adb0933744f13a33a79cc6497c2c9a5432cb", 0x1a}, {&(0x7f0000000140)="64bb4cdf63f9cfa2c69b04ac715dda7b642e6b12467c0e3ffd4434cb58cb2cfb85c8ce0b350a33ffb376aee24116ee9bb0980410ac6d0082a2a1ed3ad0d2e1062de7d369569748bb911135a26ffdffe2d8f326f6acce7a4b91127b924cfda535cea75de63a999561bef8552425897cb4d87cbf4c6d09d6a7bab191a68a577f3f7fd691fd53e4c481eb33eae2bc37298c38aa6d486318480d51812d059a1d489534c24c453982710df45d9c4bb7976422ee0612bbb580fd4e1fc66a1deb50c9f3d9a2eea57cfbb841f0f9b5a6d29829acca8319f638f73e22385e1535f82485f70605c4a0071e72b24edbb9390f7fcfab24215f", 0xf3}, {&(0x7f0000000240)="49fc032adcdd53da5b7c6c1ad4c661f1bf", 0x11}, {&(0x7f0000000280)="6f9dc91a4b6517cc170a17e873b06f3b465a477ebb79043ddbe6a009091221495176defec1bf85626c396884e7c45bdd6f5b1f0d0b967802884166d7e52c14", 0x3f}, {&(0x7f00000002c0)="a0ac970a34d015fe920509bdcf45590837498d97bcee8c0442bfad628ded30ca11ae5163ad3120ff27e16e9df3", 0x2d}, {&(0x7f0000000300)}, {&(0x7f0000000340)="70d9b217f51f058b66bd2f6f71a7c6d847b491fe8cbd", 0x16}], 0x7, &(0x7f0000000d80)=[@ip_ttl={{0x14, 0x0, 0x2, 0x7}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r2, @dev={0xac, 0x14, 0x14, 0x3e}, @loopback}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r3, @local, @initdev={0xac, 0x1e, 0x1, 0x0}}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0xffff}}, @ip_ttl={{0x14, 0x0, 0x2, 0x1de}}], 0x88}, 0x1) r4 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x3, &(0x7f0000001fd8)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x2f, 0x47}}, &(0x7f0000000000)='GPL\x00', 0x5, 0x487, &(0x7f000000cf3d)=""/195}, 0x48) 21:52:38 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80148c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2152.418507][T15318] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2152.427542][T15318] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2152.438730][T15318] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2152.438730][T15318] !' [ 2152.448624][T15318] CPU: 0 PID: 15318 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2152.457307][T15318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2152.467359][T15318] Call Trace: [ 2152.470639][T15318] dump_stack+0x188/0x20d [ 2152.474955][T15318] sysfs_warn_dup.cold+0x1c/0x2d [ 2152.479894][T15318] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2152.485955][T15318] sysfs_create_link+0x61/0xc0 [ 2152.490699][T15318] device_add+0x71c/0x1bc0 [ 2152.495143][T15318] ? uevent_show+0x360/0x360 [ 2152.499721][T15318] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2152.505724][T15318] wiphy_register+0x1c46/0x2720 [ 2152.510613][T15318] ? wiphy_unregister+0xf90/0xf90 [ 2152.515646][T15318] ? __kmalloc+0x629/0x7a0 [ 2152.520063][T15318] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2152.525608][T15318] ieee80211_register_hw+0x13d4/0x36a0 [ 2152.531060][T15318] ? __debug_object_init+0x4a1/0xe20 [ 2152.536341][T15318] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2152.541786][T15318] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2152.547312][T15318] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2152.553277][T15318] ? memset+0x20/0x40 [ 2152.557281][T15318] ? __hrtimer_init+0x134/0x260 [ 2152.562117][T15318] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2152.567820][T15318] ? vprintk_func+0x81/0x17e [ 2152.572444][T15318] ? hwsim_register_received_nl+0x400/0x400 [ 2152.578320][T15318] hwsim_new_radio_nl+0x905/0xf60 [ 2152.583355][T15318] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2152.589233][T15318] ? cap_capable+0x1eb/0x250 [ 2152.593820][T15318] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2152.600130][T15318] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2152.606439][T15318] genl_rcv_msg+0x627/0xdf0 [ 2152.610965][T15318] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2152.617282][T15318] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2152.623076][T15318] netlink_rcv_skb+0x15a/0x410 [ 2152.627835][T15318] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2152.634155][T15318] ? netlink_ack+0xa80/0xa80 [ 2152.638735][T15318] genl_rcv+0x24/0x40 [ 2152.642703][T15318] netlink_unicast+0x537/0x740 [ 2152.647461][T15318] ? netlink_attachskb+0x810/0x810 [ 2152.652554][T15318] ? _copy_from_iter_full+0x25c/0x870 [ 2152.657909][T15318] ? __phys_addr_symbol+0x2c/0x70 [ 2152.662926][T15318] ? __check_object_size+0x171/0x437 [ 2152.668196][T15318] netlink_sendmsg+0x882/0xe10 [ 2152.672949][T15318] ? aa_af_perm+0x260/0x260 [ 2152.677433][T15318] ? netlink_unicast+0x740/0x740 [ 2152.682357][T15318] ? netlink_unicast+0x740/0x740 [ 2152.687282][T15318] sock_sendmsg+0xcf/0x120 [ 2152.691707][T15318] ____sys_sendmsg+0x6b9/0x7d0 [ 2152.696465][T15318] ? kernel_sendmsg+0x50/0x50 [ 2152.701126][T15318] ? mark_lock+0xbc/0x1220 [ 2152.705526][T15318] ___sys_sendmsg+0x100/0x170 [ 2152.710203][T15318] ? sendmsg_copy_msghdr+0x70/0x70 [ 2152.715304][T15318] ? __fget_files+0x329/0x4f0 [ 2152.719967][T15318] ? ksys_dup3+0x3c0/0x3c0 [ 2152.724360][T15318] ? lock_acquire+0x197/0x420 [ 2152.729020][T15318] ? __might_fault+0xef/0x1d0 [ 2152.733685][T15318] ? __fget_light+0x208/0x270 [ 2152.738349][T15318] __sys_sendmsg+0xec/0x1b0 [ 2152.742867][T15318] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2152.747883][T15318] ? __x64_sys_futex+0x380/0x4f0 [ 2152.752821][T15318] ? trace_hardirqs_off_caller+0x55/0x230 [ 2152.758542][T15318] ? do_syscall_64+0x21/0x7d0 [ 2152.763204][T15318] do_syscall_64+0xf6/0x7d0 [ 2152.767698][T15318] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2152.773584][T15318] RIP: 0033:0x45c849 [ 2152.777462][T15318] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2152.797088][T15318] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2152.805495][T15318] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2152.813479][T15318] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2152.821447][T15318] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2152.829515][T15318] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2152.837484][T15318] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:38 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80258c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2153.021561][T15321] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2153.030342][T15321] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2153.045680][T15321] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2153.045680][T15321] !' [ 2153.058503][T15321] CPU: 0 PID: 15321 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2153.067173][T15321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2153.077223][T15321] Call Trace: [ 2153.080513][T15321] dump_stack+0x188/0x20d [ 2153.084843][T15321] sysfs_warn_dup.cold+0x1c/0x2d [ 2153.089771][T15321] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2153.095855][T15321] sysfs_create_link+0x61/0xc0 [ 2153.100614][T15321] device_add+0x71c/0x1bc0 [ 2153.105059][T15321] ? uevent_show+0x360/0x360 [ 2153.109691][T15321] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2153.115684][T15321] wiphy_register+0x1c46/0x2720 [ 2153.120551][T15321] ? wiphy_unregister+0xf90/0xf90 [ 2153.125565][T15321] ? __kmalloc+0x629/0x7a0 [ 2153.129969][T15321] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2153.135508][T15321] ieee80211_register_hw+0x13d4/0x36a0 [ 2153.140963][T15321] ? __debug_object_init+0x4a1/0xe20 [ 2153.146243][T15321] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2153.151706][T15321] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2153.157245][T15321] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2153.163234][T15321] ? memset+0x20/0x40 [ 2153.167211][T15321] ? __hrtimer_init+0x134/0x260 [ 2153.172057][T15321] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2153.177774][T15321] ? vprintk_func+0x81/0x17e [ 2153.182370][T15321] ? hwsim_register_received_nl+0x400/0x400 [ 2153.188274][T15321] hwsim_new_radio_nl+0x905/0xf60 [ 2153.193353][T15321] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2153.199249][T15321] ? cap_capable+0x1eb/0x250 [ 2153.203847][T15321] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2153.210167][T15321] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2153.216506][T15321] genl_rcv_msg+0x627/0xdf0 [ 2153.221044][T15321] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2153.227400][T15321] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2153.233275][T15321] netlink_rcv_skb+0x15a/0x410 [ 2153.238051][T15321] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2153.244436][T15321] ? netlink_ack+0xa80/0xa80 [ 2153.249044][T15321] genl_rcv+0x24/0x40 [ 2153.253013][T15321] netlink_unicast+0x537/0x740 [ 2153.257793][T15321] ? netlink_attachskb+0x810/0x810 [ 2153.262905][T15321] ? _copy_from_iter_full+0x25c/0x870 [ 2153.268264][T15321] ? __phys_addr_symbol+0x2c/0x70 [ 2153.273276][T15321] ? __check_object_size+0x171/0x437 [ 2153.278559][T15321] netlink_sendmsg+0x882/0xe10 [ 2153.283320][T15321] ? aa_af_perm+0x260/0x260 [ 2153.287811][T15321] ? netlink_unicast+0x740/0x740 [ 2153.292744][T15321] ? netlink_unicast+0x740/0x740 [ 2153.297690][T15321] sock_sendmsg+0xcf/0x120 [ 2153.302121][T15321] ____sys_sendmsg+0x6b9/0x7d0 [ 2153.306891][T15321] ? kernel_sendmsg+0x50/0x50 [ 2153.311565][T15321] ? mark_lock+0xbc/0x1220 [ 2153.315978][T15321] ___sys_sendmsg+0x100/0x170 [ 2153.320644][T15321] ? sendmsg_copy_msghdr+0x70/0x70 [ 2153.325768][T15321] ? __fget_files+0x329/0x4f0 [ 2153.330510][T15321] ? ksys_dup3+0x3c0/0x3c0 [ 2153.334941][T15321] ? lock_acquire+0x197/0x420 [ 2153.339624][T15321] ? __might_fault+0xef/0x1d0 [ 2153.344342][T15321] ? __fget_light+0x208/0x270 [ 2153.349028][T15321] __sys_sendmsg+0xec/0x1b0 [ 2153.353527][T15321] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2153.358557][T15321] ? __x64_sys_futex+0x380/0x4f0 [ 2153.363499][T15321] ? trace_hardirqs_off_caller+0x55/0x230 [ 2153.369260][T15321] ? do_syscall_64+0x21/0x7d0 [ 2153.373942][T15321] do_syscall_64+0xf6/0x7d0 [ 2153.378484][T15321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2153.384382][T15321] RIP: 0033:0x45c849 [ 2153.388322][T15321] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2153.407915][T15321] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2153.416312][T15321] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2153.424273][T15321] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2153.432231][T15321] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2153.440193][T15321] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2153.448187][T15321] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2153.534379][T15322] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2153.542641][T15322] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2153.559180][T15322] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2153.559180][T15322] !' [ 2153.569899][T15322] CPU: 0 PID: 15322 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2153.578578][T15322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2153.588631][T15322] Call Trace: [ 2153.591919][T15322] dump_stack+0x188/0x20d [ 2153.596241][T15322] sysfs_warn_dup.cold+0x1c/0x2d [ 2153.601166][T15322] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2153.607218][T15322] sysfs_create_link+0x61/0xc0 [ 2153.611997][T15322] device_add+0x71c/0x1bc0 [ 2153.616417][T15322] ? uevent_show+0x360/0x360 [ 2153.620995][T15322] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2153.626962][T15322] wiphy_register+0x1c46/0x2720 [ 2153.631812][T15322] ? wiphy_unregister+0xf90/0xf90 [ 2153.636834][T15322] ? __kmalloc+0x629/0x7a0 [ 2153.641240][T15322] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2153.646776][T15322] ieee80211_register_hw+0x13d4/0x36a0 [ 2153.652221][T15322] ? __debug_object_init+0x4a1/0xe20 [ 2153.657512][T15322] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2153.662969][T15322] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2153.668499][T15322] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2153.674473][T15322] ? memset+0x20/0x40 [ 2153.678442][T15322] ? __hrtimer_init+0x134/0x260 [ 2153.683289][T15322] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2153.688991][T15322] ? vprintk_func+0x81/0x17e [ 2153.693575][T15322] ? hwsim_register_received_nl+0x400/0x400 [ 2153.699471][T15322] hwsim_new_radio_nl+0x905/0xf60 [ 2153.704489][T15322] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2153.710362][T15322] ? cap_capable+0x1eb/0x250 [ 2153.714968][T15322] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2153.721276][T15322] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2153.727594][T15322] genl_rcv_msg+0x627/0xdf0 [ 2153.732085][T15322] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2153.738408][T15322] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2153.744211][T15322] netlink_rcv_skb+0x15a/0x410 [ 2153.748959][T15322] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2153.755272][T15322] ? netlink_ack+0xa80/0xa80 [ 2153.759869][T15322] genl_rcv+0x24/0x40 [ 2153.763842][T15322] netlink_unicast+0x537/0x740 [ 2153.768603][T15322] ? netlink_attachskb+0x810/0x810 [ 2153.773697][T15322] ? _copy_from_iter_full+0x25c/0x870 [ 2153.779050][T15322] ? __phys_addr_symbol+0x2c/0x70 [ 2153.784068][T15322] ? __check_object_size+0x171/0x437 [ 2153.789340][T15322] netlink_sendmsg+0x882/0xe10 [ 2153.794091][T15322] ? aa_af_perm+0x260/0x260 [ 2153.798578][T15322] ? netlink_unicast+0x740/0x740 [ 2153.803507][T15322] ? netlink_unicast+0x740/0x740 [ 2153.808426][T15322] sock_sendmsg+0xcf/0x120 [ 2153.812835][T15322] ____sys_sendmsg+0x6b9/0x7d0 [ 2153.817584][T15322] ? kernel_sendmsg+0x50/0x50 [ 2153.822245][T15322] ? mark_lock+0xbc/0x1220 [ 2153.826663][T15322] ___sys_sendmsg+0x100/0x170 [ 2153.831325][T15322] ? sendmsg_copy_msghdr+0x70/0x70 [ 2153.836432][T15322] ? __fget_files+0x329/0x4f0 [ 2153.841099][T15322] ? ksys_dup3+0x3c0/0x3c0 [ 2153.845500][T15322] ? lock_acquire+0x197/0x420 [ 2153.850169][T15322] ? __might_fault+0xef/0x1d0 [ 2153.854834][T15322] ? __fget_light+0x208/0x270 [ 2153.859512][T15322] __sys_sendmsg+0xec/0x1b0 [ 2153.864000][T15322] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2153.869021][T15322] ? trace_hardirqs_off_caller+0x55/0x230 [ 2153.874738][T15322] ? do_syscall_64+0x21/0x7d0 [ 2153.879401][T15322] do_syscall_64+0xf6/0x7d0 [ 2153.883893][T15322] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2153.889766][T15322] RIP: 0033:0x45c849 [ 2153.893647][T15322] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2153.913229][T15322] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2153.921622][T15322] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2153.929575][T15322] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2153.937529][T15322] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2153.945491][T15322] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2153.953446][T15322] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:41 executing program 3: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x12, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(0xffffffffffffffff, 0x2401, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40086602, 0x400007) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000240)={0x1, 0x70, 0x7, 0x2, 0x9, 0x3, 0x0, 0x0, 0x80181, 0xc, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x3, 0x2, @perf_config_ext={0x100000000, 0x8}, 0x820, 0x1, 0x0, 0x2, 0x4, 0x343, 0x80}) write$cgroup_int(r2, &(0x7f0000000200), 0x43400) 21:52:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xe6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r2, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=ANY=[@ANYRESOCT], 0x17}, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) recvmsg(r4, &(0x7f0000000b40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)=""/39, 0x27}, 0x2000) 21:52:45 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80378c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2159.219687][T15332] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2159.229825][T15332] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2159.241108][T15332] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2159.241108][T15332] !' [ 2159.250960][T15332] CPU: 0 PID: 15332 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2159.259643][T15332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2159.269702][T15332] Call Trace: [ 2159.272985][T15332] dump_stack+0x188/0x20d [ 2159.277311][T15332] sysfs_warn_dup.cold+0x1c/0x2d [ 2159.282247][T15332] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2159.288313][T15332] sysfs_create_link+0x61/0xc0 [ 2159.293075][T15332] device_add+0x71c/0x1bc0 [ 2159.297480][T15332] ? uevent_show+0x360/0x360 [ 2159.302064][T15332] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2159.308030][T15332] wiphy_register+0x1c46/0x2720 [ 2159.312926][T15332] ? wiphy_unregister+0xf90/0xf90 [ 2159.317948][T15332] ? __kmalloc+0x629/0x7a0 [ 2159.322466][T15332] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2159.328021][T15332] ieee80211_register_hw+0x13d4/0x36a0 [ 2159.333484][T15332] ? __debug_object_init+0x4a1/0xe20 [ 2159.338766][T15332] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2159.344229][T15332] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2159.349771][T15332] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2159.355784][T15332] ? memset+0x20/0x40 [ 2159.359753][T15332] ? __hrtimer_init+0x134/0x260 [ 2159.364598][T15332] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2159.370350][T15332] ? vprintk_func+0x81/0x17e [ 2159.374946][T15332] ? hwsim_register_received_nl+0x400/0x400 [ 2159.380862][T15332] hwsim_new_radio_nl+0x905/0xf60 [ 2159.385888][T15332] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2159.391822][T15332] ? cap_capable+0x1eb/0x250 [ 2159.396404][T15332] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2159.402726][T15332] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2159.409139][T15332] genl_rcv_msg+0x627/0xdf0 [ 2159.413676][T15332] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2159.420080][T15332] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2159.425891][T15332] netlink_rcv_skb+0x15a/0x410 [ 2159.430656][T15332] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2159.436998][T15332] ? netlink_ack+0xa80/0xa80 [ 2159.441588][T15332] genl_rcv+0x24/0x40 [ 2159.445703][T15332] netlink_unicast+0x537/0x740 [ 2159.450497][T15332] ? netlink_attachskb+0x810/0x810 [ 2159.455781][T15332] ? _copy_from_iter_full+0x25c/0x870 [ 2159.461147][T15332] ? __phys_addr_symbol+0x2c/0x70 [ 2159.466255][T15332] ? __check_object_size+0x171/0x437 [ 2159.471539][T15332] netlink_sendmsg+0x882/0xe10 [ 2159.476305][T15332] ? aa_af_perm+0x260/0x260 [ 2159.480807][T15332] ? netlink_unicast+0x740/0x740 [ 2159.485747][T15332] ? netlink_unicast+0x740/0x740 [ 2159.490726][T15332] sock_sendmsg+0xcf/0x120 [ 2159.495205][T15332] ____sys_sendmsg+0x6b9/0x7d0 [ 2159.499972][T15332] ? kernel_sendmsg+0x50/0x50 [ 2159.504668][T15332] ? mark_lock+0xbc/0x1220 [ 2159.509109][T15332] ___sys_sendmsg+0x100/0x170 [ 2159.513798][T15332] ? sendmsg_copy_msghdr+0x70/0x70 [ 2159.518924][T15332] ? __fget_files+0x329/0x4f0 [ 2159.523655][T15332] ? ksys_dup3+0x3c0/0x3c0 [ 2159.528057][T15332] ? lock_acquire+0x197/0x420 [ 2159.532773][T15332] ? __might_fault+0xef/0x1d0 [ 2159.537448][T15332] ? __fget_light+0x208/0x270 [ 2159.542140][T15332] __sys_sendmsg+0xec/0x1b0 [ 2159.546660][T15332] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2159.551689][T15332] ? __x64_sys_futex+0x380/0x4f0 [ 2159.556636][T15332] ? trace_hardirqs_off_caller+0x55/0x230 [ 2159.562351][T15332] ? do_syscall_64+0x21/0x7d0 [ 2159.567033][T15332] do_syscall_64+0xf6/0x7d0 [ 2159.571566][T15332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2159.577520][T15332] RIP: 0033:0x45c849 [ 2159.581404][T15332] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2159.601000][T15332] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2159.609401][T15332] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2159.617480][T15332] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2159.625459][T15332] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2159.633428][T15332] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2159.641396][T15332] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2159.714164][T15332] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2159.722438][T15332] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2159.733513][T15332] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2159.733513][T15332] !' [ 2159.743383][T15332] CPU: 0 PID: 15332 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2159.752075][T15332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2159.762134][T15332] Call Trace: [ 2159.765424][T15332] dump_stack+0x188/0x20d [ 2159.769748][T15332] sysfs_warn_dup.cold+0x1c/0x2d [ 2159.774677][T15332] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2159.780731][T15332] sysfs_create_link+0x61/0xc0 [ 2159.785483][T15332] device_add+0x71c/0x1bc0 [ 2159.789889][T15332] ? uevent_show+0x360/0x360 [ 2159.794489][T15332] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2159.800497][T15332] wiphy_register+0x1c46/0x2720 [ 2159.805349][T15332] ? wiphy_unregister+0xf90/0xf90 [ 2159.810376][T15332] ? __kmalloc+0x629/0x7a0 [ 2159.814778][T15332] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2159.820341][T15332] ieee80211_register_hw+0x13d4/0x36a0 [ 2159.825821][T15332] ? __debug_object_init+0x4a1/0xe20 [ 2159.831107][T15332] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2159.836556][T15332] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2159.842087][T15332] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2159.848195][T15332] ? memset+0x20/0x40 [ 2159.852183][T15332] ? __hrtimer_init+0x134/0x260 [ 2159.857030][T15332] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2159.862742][T15332] ? vprintk_func+0x81/0x17e [ 2159.867331][T15332] ? hwsim_register_received_nl+0x400/0x400 [ 2159.873229][T15332] hwsim_new_radio_nl+0x905/0xf60 [ 2159.878250][T15332] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2159.884212][T15332] ? cap_capable+0x1eb/0x250 [ 2159.888791][T15332] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2159.895110][T15332] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2159.901423][T15332] genl_rcv_msg+0x627/0xdf0 [ 2159.905923][T15332] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2159.912247][T15332] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2159.918058][T15332] netlink_rcv_skb+0x15a/0x410 [ 2159.922817][T15332] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2159.929127][T15332] ? netlink_ack+0xa80/0xa80 [ 2159.933714][T15332] genl_rcv+0x24/0x40 [ 2159.937681][T15332] netlink_unicast+0x537/0x740 [ 2159.942444][T15332] ? netlink_attachskb+0x810/0x810 [ 2159.947540][T15332] ? _copy_from_iter_full+0x25c/0x870 [ 2159.952904][T15332] ? __phys_addr_symbol+0x2c/0x70 [ 2159.957913][T15332] ? __check_object_size+0x171/0x437 [ 2159.963184][T15332] netlink_sendmsg+0x882/0xe10 [ 2159.967937][T15332] ? aa_af_perm+0x260/0x260 [ 2159.972424][T15332] ? netlink_unicast+0x740/0x740 [ 2159.977352][T15332] ? netlink_unicast+0x740/0x740 [ 2159.982273][T15332] sock_sendmsg+0xcf/0x120 [ 2159.986674][T15332] ____sys_sendmsg+0x6b9/0x7d0 [ 2159.991423][T15332] ? kernel_sendmsg+0x50/0x50 [ 2159.996086][T15332] ? mark_lock+0xbc/0x1220 [ 2160.000494][T15332] ___sys_sendmsg+0x100/0x170 [ 2160.005159][T15332] ? sendmsg_copy_msghdr+0x70/0x70 [ 2160.010262][T15332] ? __fget_files+0x329/0x4f0 [ 2160.014941][T15332] ? ksys_dup3+0x3c0/0x3c0 [ 2160.019357][T15332] ? lock_acquire+0x197/0x420 [ 2160.024022][T15332] ? __might_fault+0xef/0x1d0 [ 2160.028688][T15332] ? __fget_light+0x208/0x270 [ 2160.033354][T15332] __sys_sendmsg+0xec/0x1b0 [ 2160.037842][T15332] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2160.042867][T15332] ? __x64_sys_futex+0x380/0x4f0 [ 2160.047805][T15332] ? trace_hardirqs_off_caller+0x55/0x230 [ 2160.053524][T15332] ? do_syscall_64+0x21/0x7d0 [ 2160.058185][T15332] do_syscall_64+0xf6/0x7d0 [ 2160.062681][T15332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2160.068560][T15332] RIP: 0033:0x45c849 [ 2160.072469][T15332] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2160.092144][T15332] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2160.100554][T15332] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2160.108508][T15332] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2160.116463][T15332] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2160.124419][T15332] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2160.132468][T15332] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:47 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b803c8c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:52:47 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000100)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140), 0x0, &(0x7f0000000680)=""/144, 0x90}, 0x0) socketpair(0x2, 0x5, 0x1ff, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000000280)={&(0x7f0000000300)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @dev}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000380)=""/102, 0x66}, {&(0x7f0000000400)=""/89, 0x59}, {&(0x7f00000001c0)=""/7, 0x7}, {&(0x7f0000000480)=""/79, 0x4f}, {&(0x7f0000000500)=""/255, 0xff}], 0x5, &(0x7f0000000740)=""/95, 0x5f}, 0x102) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000000)={0x4, 0x7f}, 0xc) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) bpf$BPF_PROG_QUERY(0x10, &(0x7f00000000c0)={r0, 0x6, 0x0, 0x6ec, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r3, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e0036000000e8bd6efb250009000e000100400000ff050005001201", 0x2e}], 0x1}, 0x20000010) [ 2161.293349][T15335] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2161.301499][T15335] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2161.314298][T15335] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2161.314298][T15335] !' [ 2161.324612][T15335] CPU: 1 PID: 15335 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2161.333310][T15335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2161.343398][T15335] Call Trace: [ 2161.346677][T15335] dump_stack+0x188/0x20d [ 2161.350992][T15335] sysfs_warn_dup.cold+0x1c/0x2d [ 2161.355931][T15335] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2161.362011][T15335] sysfs_create_link+0x61/0xc0 [ 2161.366757][T15335] device_add+0x71c/0x1bc0 [ 2161.371155][T15335] ? uevent_show+0x360/0x360 [ 2161.375746][T15335] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2161.381739][T15335] wiphy_register+0x1c46/0x2720 [ 2161.386582][T15335] ? wiphy_unregister+0xf90/0xf90 [ 2161.391584][T15335] ? __kmalloc+0x629/0x7a0 [ 2161.395994][T15335] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2161.401537][T15335] ieee80211_register_hw+0x13d4/0x36a0 [ 2161.406991][T15335] ? __debug_object_init+0x4a1/0xe20 [ 2161.412285][T15335] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2161.417736][T15335] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2161.423271][T15335] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2161.429228][T15335] ? memset+0x20/0x40 [ 2161.433200][T15335] ? __hrtimer_init+0x134/0x260 [ 2161.438054][T15335] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2161.443767][T15335] ? vprintk_func+0x81/0x17e [ 2161.448345][T15335] ? hwsim_register_received_nl+0x400/0x400 [ 2161.454238][T15335] hwsim_new_radio_nl+0x905/0xf60 [ 2161.459255][T15335] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2161.465160][T15335] ? cap_capable+0x1eb/0x250 [ 2161.469741][T15335] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2161.476074][T15335] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2161.482418][T15335] genl_rcv_msg+0x627/0xdf0 [ 2161.486911][T15335] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2161.493271][T15335] netlink_rcv_skb+0x15a/0x410 [ 2161.498040][T15335] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2161.504354][T15335] ? netlink_ack+0xa80/0xa80 [ 2161.508993][T15335] genl_rcv+0x24/0x40 [ 2161.512978][T15335] netlink_unicast+0x537/0x740 [ 2161.517753][T15335] ? netlink_attachskb+0x810/0x810 [ 2161.522860][T15335] ? _copy_from_iter_full+0x25c/0x870 [ 2161.528214][T15335] ? __phys_addr_symbol+0x2c/0x70 [ 2161.533356][T15335] ? __check_object_size+0x171/0x437 [ 2161.538646][T15335] netlink_sendmsg+0x882/0xe10 [ 2161.543423][T15335] ? aa_af_perm+0x260/0x260 [ 2161.547932][T15335] ? netlink_unicast+0x740/0x740 [ 2161.552876][T15335] ? netlink_unicast+0x740/0x740 [ 2161.557867][T15335] sock_sendmsg+0xcf/0x120 [ 2161.562279][T15335] ____sys_sendmsg+0x6b9/0x7d0 [ 2161.567084][T15335] ? kernel_sendmsg+0x50/0x50 [ 2161.571792][T15335] ___sys_sendmsg+0x100/0x170 [ 2161.576482][T15335] ? sendmsg_copy_msghdr+0x70/0x70 [ 2161.581590][T15335] ? __fget_files+0x329/0x4f0 [ 2161.586293][T15335] ? ksys_dup3+0x3c0/0x3c0 [ 2161.590688][T15335] ? lock_acquire+0x197/0x420 [ 2161.595357][T15335] ? __might_fault+0xef/0x1d0 [ 2161.600081][T15335] ? __fget_light+0x208/0x270 [ 2161.604760][T15335] __sys_sendmsg+0xec/0x1b0 [ 2161.609269][T15335] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2161.614290][T15335] ? __x64_sys_futex+0x380/0x4f0 [ 2161.619228][T15335] ? trace_hardirqs_off_caller+0x55/0x230 [ 2161.625048][T15335] ? do_syscall_64+0x21/0x7d0 [ 2161.629707][T15335] do_syscall_64+0xf6/0x7d0 [ 2161.634211][T15335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2161.640090][T15335] RIP: 0033:0x45c849 [ 2161.643965][T15335] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2161.663551][T15335] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2161.671954][T15335] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2161.679923][T15335] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2161.687883][T15335] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2161.695845][T15335] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2161.703808][T15335] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2161.774975][T15336] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2161.783589][T15336] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2161.795256][T15336] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2161.795256][T15336] !' [ 2161.805329][T15336] CPU: 0 PID: 15336 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2161.814060][T15336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2161.824115][T15336] Call Trace: [ 2161.827418][T15336] dump_stack+0x188/0x20d [ 2161.831749][T15336] sysfs_warn_dup.cold+0x1c/0x2d [ 2161.836694][T15336] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2161.842758][T15336] sysfs_create_link+0x61/0xc0 [ 2161.847513][T15336] device_add+0x71c/0x1bc0 [ 2161.851912][T15336] ? uevent_show+0x360/0x360 [ 2161.856489][T15336] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2161.862452][T15336] wiphy_register+0x1c46/0x2720 [ 2161.867306][T15336] ? wiphy_unregister+0xf90/0xf90 [ 2161.872330][T15336] ? __kmalloc+0x629/0x7a0 [ 2161.876726][T15336] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2161.882272][T15336] ieee80211_register_hw+0x13d4/0x36a0 [ 2161.887719][T15336] ? __debug_object_init+0x4a1/0xe20 [ 2161.892988][T15336] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2161.898432][T15336] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2161.903958][T15336] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2161.909933][T15336] ? memset+0x20/0x40 [ 2161.913895][T15336] ? __hrtimer_init+0x134/0x260 [ 2161.918728][T15336] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2161.924443][T15336] ? vprintk_func+0x81/0x17e [ 2161.929041][T15336] ? hwsim_register_received_nl+0x400/0x400 [ 2161.934941][T15336] hwsim_new_radio_nl+0x905/0xf60 [ 2161.939955][T15336] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2161.945834][T15336] ? cap_capable+0x1eb/0x250 [ 2161.950411][T15336] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2161.956742][T15336] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2161.963065][T15336] genl_rcv_msg+0x627/0xdf0 [ 2161.967619][T15336] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2161.973958][T15336] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2161.979756][T15336] netlink_rcv_skb+0x15a/0x410 [ 2161.984507][T15336] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2161.990825][T15336] ? netlink_ack+0xa80/0xa80 [ 2161.995407][T15336] genl_rcv+0x24/0x40 [ 2161.999371][T15336] netlink_unicast+0x537/0x740 [ 2162.004120][T15336] ? netlink_attachskb+0x810/0x810 [ 2162.009214][T15336] ? _copy_from_iter_full+0x25c/0x870 [ 2162.014570][T15336] ? __phys_addr_symbol+0x2c/0x70 [ 2162.019577][T15336] ? __check_object_size+0x171/0x437 [ 2162.024848][T15336] netlink_sendmsg+0x882/0xe10 [ 2162.029598][T15336] ? aa_af_perm+0x260/0x260 [ 2162.034089][T15336] ? netlink_unicast+0x740/0x740 [ 2162.039013][T15336] ? netlink_unicast+0x740/0x740 [ 2162.043935][T15336] sock_sendmsg+0xcf/0x120 [ 2162.048334][T15336] ____sys_sendmsg+0x6b9/0x7d0 [ 2162.053101][T15336] ? kernel_sendmsg+0x50/0x50 [ 2162.057763][T15336] ? mark_lock+0xbc/0x1220 [ 2162.062179][T15336] ___sys_sendmsg+0x100/0x170 [ 2162.066851][T15336] ? sendmsg_copy_msghdr+0x70/0x70 [ 2162.072037][T15336] ? __fget_files+0x329/0x4f0 [ 2162.076701][T15336] ? ksys_dup3+0x3c0/0x3c0 [ 2162.081108][T15336] ? lock_acquire+0x197/0x420 [ 2162.085768][T15336] ? __might_fault+0xef/0x1d0 [ 2162.090429][T15336] ? __fget_light+0x208/0x270 [ 2162.095093][T15336] __sys_sendmsg+0xec/0x1b0 [ 2162.099584][T15336] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2162.104601][T15336] ? trace_hardirqs_off_caller+0x55/0x230 [ 2162.110325][T15336] ? do_syscall_64+0x21/0x7d0 [ 2162.114989][T15336] do_syscall_64+0xf6/0x7d0 [ 2162.119481][T15336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2162.125353][T15336] RIP: 0033:0x45c849 [ 2162.129239][T15336] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2162.148825][T15336] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2162.157225][T15336] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2162.165268][T15336] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2162.173253][T15336] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2162.181254][T15336] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2162.189290][T15336] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:52 executing program 5: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x89, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r2, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x1, 0xff, 0x2, 0x40, 0x0, 0x4, 0xa4400, 0xc, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x6, 0x6, @perf_config_ext={0x10001, 0xe7}, 0x8800, 0x7fffffff, 0x400, 0x2, 0x2, 0xffffffff, 0x9}, r2, 0x5, r1, 0x9) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r3, &(0x7f0000000200), 0x43400) 21:52:52 executing program 3: socket$kcm(0x11, 0x2, 0x300) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f00000000c0)) r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000300)={0x0, 0x70, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000080)}, 0x0, 0x0, 0x0, 0x8, 0x0, 0x5}) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net/syz0\x00', 0x1ff) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r2, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) sendmsg$kcm(r3, &(0x7f0000000540)={&(0x7f0000000380)=@in={0x2, 0x4e21, @rand_addr=0x7fffffff}, 0x80, 0x0}, 0xfd00) socket$kcm(0x29, 0x5, 0x0) write$cgroup_subtree(r3, &(0x7f0000000280)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0xfdef) r4 = getpid() perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x5, 0x8, 0x1, 0x7f, 0x0, 0x3, 0x80, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x8, 0x1, @perf_config_ext={0xff, 0x658}, 0x200, 0x61, 0x20, 0x2, 0x8, 0xffffffff, 0x4}, r4, 0xb, r0, 0x0) 21:52:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b806e8c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2166.813431][T15342] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2166.821520][T15342] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2166.834473][T15342] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2166.834473][T15342] !' [ 2166.844866][T15342] CPU: 1 PID: 15342 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2166.853563][T15342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2166.863669][T15342] Call Trace: [ 2166.866966][T15342] dump_stack+0x188/0x20d [ 2166.871329][T15342] sysfs_warn_dup.cold+0x1c/0x2d [ 2166.876277][T15342] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2166.882347][T15342] sysfs_create_link+0x61/0xc0 [ 2166.887164][T15342] device_add+0x71c/0x1bc0 [ 2166.891572][T15342] ? uevent_show+0x360/0x360 [ 2166.896166][T15342] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2166.902270][T15342] wiphy_register+0x1c46/0x2720 [ 2166.907111][T15342] ? wiphy_unregister+0xf90/0xf90 [ 2166.912137][T15342] ? __kmalloc+0x629/0x7a0 [ 2166.916560][T15342] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2166.922104][T15342] ieee80211_register_hw+0x13d4/0x36a0 [ 2166.927751][T15342] ? __debug_object_init+0x4a1/0xe20 [ 2166.933051][T15342] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2166.938544][T15342] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2166.944088][T15342] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2166.950060][T15342] ? memset+0x20/0x40 [ 2166.954044][T15342] ? __hrtimer_init+0x134/0x260 [ 2166.958910][T15342] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2166.964632][T15342] ? vprintk_func+0x81/0x17e [ 2166.969212][T15342] ? hwsim_register_received_nl+0x400/0x400 [ 2166.975111][T15342] hwsim_new_radio_nl+0x905/0xf60 [ 2166.980133][T15342] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2166.986037][T15342] ? cap_capable+0x1eb/0x250 [ 2166.990663][T15342] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2166.997101][T15342] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2167.003438][T15342] genl_rcv_msg+0x627/0xdf0 [ 2167.007931][T15342] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2167.014284][T15342] netlink_rcv_skb+0x15a/0x410 [ 2167.019044][T15342] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2167.025368][T15342] ? netlink_ack+0xa80/0xa80 [ 2167.029983][T15342] genl_rcv+0x24/0x40 [ 2167.033963][T15342] netlink_unicast+0x537/0x740 [ 2167.038732][T15342] ? netlink_attachskb+0x810/0x810 [ 2167.043822][T15342] ? _copy_from_iter_full+0x25c/0x870 [ 2167.049176][T15342] ? __phys_addr_symbol+0x2c/0x70 [ 2167.054192][T15342] ? __check_object_size+0x171/0x437 [ 2167.059473][T15342] netlink_sendmsg+0x882/0xe10 [ 2167.064229][T15342] ? aa_af_perm+0x260/0x260 [ 2167.068780][T15342] ? netlink_unicast+0x740/0x740 [ 2167.073723][T15342] ? netlink_unicast+0x740/0x740 [ 2167.078669][T15342] sock_sendmsg+0xcf/0x120 [ 2167.083068][T15342] ____sys_sendmsg+0x6b9/0x7d0 [ 2167.087810][T15342] ? kernel_sendmsg+0x50/0x50 [ 2167.092495][T15342] ___sys_sendmsg+0x100/0x170 [ 2167.097182][T15342] ? sendmsg_copy_msghdr+0x70/0x70 [ 2167.102291][T15342] ? __fget_files+0x329/0x4f0 [ 2167.106953][T15342] ? ksys_dup3+0x3c0/0x3c0 [ 2167.111348][T15342] ? lock_acquire+0x197/0x420 [ 2167.116021][T15342] ? __might_fault+0xef/0x1d0 [ 2167.120696][T15342] ? __fget_light+0x208/0x270 [ 2167.125359][T15342] __sys_sendmsg+0xec/0x1b0 [ 2167.129842][T15342] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2167.134857][T15342] ? __x64_sys_futex+0x380/0x4f0 [ 2167.139812][T15342] ? trace_hardirqs_off_caller+0x55/0x230 [ 2167.145521][T15342] ? do_syscall_64+0x21/0x7d0 [ 2167.150211][T15342] do_syscall_64+0xf6/0x7d0 [ 2167.154738][T15342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2167.160678][T15342] RIP: 0033:0x45c849 [ 2167.164570][T15342] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2167.184185][T15342] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2167.192596][T15342] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2167.200601][T15342] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2167.208556][T15342] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2167.216521][T15342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2167.224484][T15342] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2167.294810][T15344] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2167.303528][T15344] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2167.314806][T15344] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2167.314806][T15344] !' [ 2167.324940][T15344] CPU: 0 PID: 15344 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2167.333847][T15344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2167.343970][T15344] Call Trace: [ 2167.347252][T15344] dump_stack+0x188/0x20d [ 2167.351571][T15344] sysfs_warn_dup.cold+0x1c/0x2d [ 2167.356537][T15344] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2167.362593][T15344] sysfs_create_link+0x61/0xc0 [ 2167.367341][T15344] device_add+0x71c/0x1bc0 [ 2167.371787][T15344] ? uevent_show+0x360/0x360 [ 2167.376402][T15344] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2167.382376][T15344] wiphy_register+0x1c46/0x2720 [ 2167.387217][T15344] ? wiphy_unregister+0xf90/0xf90 [ 2167.392226][T15344] ? __kmalloc+0x629/0x7a0 [ 2167.396623][T15344] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2167.402207][T15344] ieee80211_register_hw+0x13d4/0x36a0 [ 2167.407709][T15344] ? __debug_object_init+0x4a1/0xe20 [ 2167.412980][T15344] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2167.418436][T15344] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2167.423966][T15344] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2167.429970][T15344] ? memset+0x20/0x40 [ 2167.433936][T15344] ? __hrtimer_init+0x134/0x260 [ 2167.438772][T15344] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2167.444513][T15344] ? vprintk_func+0x81/0x17e [ 2167.449116][T15344] ? hwsim_register_received_nl+0x400/0x400 [ 2167.455053][T15344] hwsim_new_radio_nl+0x905/0xf60 [ 2167.460104][T15344] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2167.465984][T15344] ? cap_capable+0x1eb/0x250 [ 2167.470604][T15344] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2167.476926][T15344] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2167.483240][T15344] genl_rcv_msg+0x627/0xdf0 [ 2167.487730][T15344] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2167.494051][T15344] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2167.499845][T15344] netlink_rcv_skb+0x15a/0x410 [ 2167.504663][T15344] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2167.511028][T15344] ? netlink_ack+0xa80/0xa80 [ 2167.515608][T15344] genl_rcv+0x24/0x40 [ 2167.519572][T15344] netlink_unicast+0x537/0x740 [ 2167.524335][T15344] ? netlink_attachskb+0x810/0x810 [ 2167.529426][T15344] ? _copy_from_iter_full+0x25c/0x870 [ 2167.534789][T15344] ? __phys_addr_symbol+0x2c/0x70 [ 2167.539797][T15344] ? __check_object_size+0x171/0x437 [ 2167.545075][T15344] netlink_sendmsg+0x882/0xe10 [ 2167.549826][T15344] ? aa_af_perm+0x260/0x260 [ 2167.554328][T15344] ? netlink_unicast+0x740/0x740 [ 2167.559268][T15344] ? netlink_unicast+0x740/0x740 [ 2167.564199][T15344] sock_sendmsg+0xcf/0x120 [ 2167.568603][T15344] ____sys_sendmsg+0x6b9/0x7d0 [ 2167.573362][T15344] ? kernel_sendmsg+0x50/0x50 [ 2167.578112][T15344] ? mark_lock+0xbc/0x1220 [ 2167.582538][T15344] ___sys_sendmsg+0x100/0x170 [ 2167.587233][T15344] ? sendmsg_copy_msghdr+0x70/0x70 [ 2167.592344][T15344] ? __fget_files+0x329/0x4f0 [ 2167.597021][T15344] ? ksys_dup3+0x3c0/0x3c0 [ 2167.601455][T15344] ? lock_acquire+0x197/0x420 [ 2167.606119][T15344] ? __might_fault+0xef/0x1d0 [ 2167.610786][T15344] ? __fget_light+0x208/0x270 [ 2167.615458][T15344] __sys_sendmsg+0xec/0x1b0 [ 2167.619971][T15344] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2167.625015][T15344] ? trace_hardirqs_off_caller+0x55/0x230 [ 2167.630724][T15344] ? do_syscall_64+0x21/0x7d0 [ 2167.635403][T15344] do_syscall_64+0xf6/0x7d0 [ 2167.639897][T15344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2167.645783][T15344] RIP: 0033:0x45c849 [ 2167.649661][T15344] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2167.669249][T15344] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2167.677644][T15344] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2167.685605][T15344] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2167.693596][T15344] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2167.701566][T15344] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2167.709521][T15344] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:53 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80f08c63940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:52:53 executing program 1: bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$OBJ_PIN_PROG(0x6, 0x0, 0x0) r0 = socket$kcm(0x10, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) bpf$BPF_MAP_LOOKUP_AND_DELETE_ELEM(0x15, &(0x7f00000001c0)={r1, &(0x7f0000000080)="0fbc9aca8f049b5697da252e67f9a1cef31f4e997f363d5de6859b08b1bff320b0b4090f74787b5783ef25fb7b0b2d559b2dd0af4e2b4501563efc39926b19af231398aad74a0ab1ec899599c9c0ad6f5dbd274cae99d237c2546adfa5a2996ab96bee992d9844b8cab469769e5dc917458d9f9b22097c13cf3c3b3d933870bad1224b2344509148d3e1f9e273ceb5117947928c1491bf00f5fa87b2595f2331b1f130a24b12af65cd20208220a13e894a075cdf28569434595284c6f433f86f2e977c3e6142f8385ef3dbdaee6d5c402e17e630e71de09dd4b33d027e78b085f2ae47be", &(0x7f0000000180)=""/20, 0x4}, 0x20) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000002c0)="2e00000013008105e00f80ecdbc0b5f207c804a01e000000302e20000000a3030e000c0002000000aacc2b2043b2", 0x2e}], 0x1, 0x0, 0x0, 0xf000}, 0x0) [ 2167.848229][T15347] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2167.856725][T15347] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2167.868354][T15347] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2167.868354][T15347] !' [ 2167.878365][T15347] CPU: 0 PID: 15347 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2167.887114][T15347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2167.897165][T15347] Call Trace: [ 2167.900571][T15347] dump_stack+0x188/0x20d [ 2167.904897][T15347] sysfs_warn_dup.cold+0x1c/0x2d [ 2167.909826][T15347] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2167.915889][T15347] sysfs_create_link+0x61/0xc0 [ 2167.920647][T15347] device_add+0x71c/0x1bc0 [ 2167.925099][T15347] ? uevent_show+0x360/0x360 [ 2167.929698][T15347] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2167.935681][T15347] wiphy_register+0x1c46/0x2720 [ 2167.940546][T15347] ? wiphy_unregister+0xf90/0xf90 [ 2167.945570][T15347] ? __kmalloc+0x629/0x7a0 [ 2167.949977][T15347] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2167.955602][T15347] ieee80211_register_hw+0x13d4/0x36a0 [ 2167.961076][T15347] ? __debug_object_init+0x4a1/0xe20 [ 2167.966372][T15347] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2167.971832][T15347] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2167.977381][T15347] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2167.983363][T15347] ? memset+0x20/0x40 [ 2167.987340][T15347] ? __hrtimer_init+0x134/0x260 [ 2167.992186][T15347] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2167.997912][T15347] ? vprintk_func+0x81/0x17e [ 2168.002616][T15347] ? hwsim_register_received_nl+0x400/0x400 [ 2168.008549][T15347] hwsim_new_radio_nl+0x905/0xf60 [ 2168.013586][T15347] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2168.019484][T15347] ? cap_capable+0x1eb/0x250 [ 2168.024082][T15347] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2168.030424][T15347] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2168.036745][T15347] genl_rcv_msg+0x627/0xdf0 [ 2168.041248][T15347] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2168.047589][T15347] netlink_rcv_skb+0x15a/0x410 [ 2168.052391][T15347] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2168.058720][T15347] ? netlink_ack+0xa80/0xa80 [ 2168.063355][T15347] genl_rcv+0x24/0x40 [ 2168.067350][T15347] netlink_unicast+0x537/0x740 [ 2168.072237][T15347] ? netlink_attachskb+0x810/0x810 [ 2168.077400][T15347] ? _copy_from_iter_full+0x25c/0x870 [ 2168.082813][T15347] ? __phys_addr_symbol+0x2c/0x70 [ 2168.087854][T15347] ? __check_object_size+0x171/0x437 [ 2168.093153][T15347] netlink_sendmsg+0x882/0xe10 [ 2168.097974][T15347] ? aa_af_perm+0x260/0x260 [ 2168.102496][T15347] ? netlink_unicast+0x740/0x740 [ 2168.107469][T15347] ? netlink_unicast+0x740/0x740 [ 2168.112405][T15347] sock_sendmsg+0xcf/0x120 [ 2168.116829][T15347] ____sys_sendmsg+0x6b9/0x7d0 [ 2168.121589][T15347] ? kernel_sendmsg+0x50/0x50 [ 2168.126280][T15347] ___sys_sendmsg+0x100/0x170 [ 2168.130965][T15347] ? sendmsg_copy_msghdr+0x70/0x70 [ 2168.136091][T15347] ? __fget_files+0x329/0x4f0 [ 2168.140765][T15347] ? ksys_dup3+0x3c0/0x3c0 [ 2168.145167][T15347] ? lock_acquire+0x197/0x420 [ 2168.149841][T15347] ? __might_fault+0xef/0x1d0 [ 2168.154530][T15347] ? __fget_light+0x208/0x270 [ 2168.159210][T15347] __sys_sendmsg+0xec/0x1b0 [ 2168.163706][T15347] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2168.168719][T15347] ? __x64_sys_futex+0x380/0x4f0 [ 2168.173686][T15347] ? trace_hardirqs_off_caller+0x55/0x230 [ 2168.179399][T15347] ? do_syscall_64+0x21/0x7d0 [ 2168.184066][T15347] do_syscall_64+0xf6/0x7d0 [ 2168.188561][T15347] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2168.194439][T15347] RIP: 0033:0x45c849 [ 2168.198327][T15347] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2168.217924][T15347] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2168.226327][T15347] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2168.234299][T15347] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2168.242269][T15347] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2168.250235][T15347] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2168.258207][T15347] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2168.359574][T15350] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2168.367782][T15350] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2168.380401][T15350] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2168.380401][T15350] !' [ 2168.391578][T15350] CPU: 0 PID: 15350 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2168.400269][T15350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2168.410326][T15350] Call Trace: [ 2168.413619][T15350] dump_stack+0x188/0x20d [ 2168.417943][T15350] sysfs_warn_dup.cold+0x1c/0x2d [ 2168.422872][T15350] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2168.428927][T15350] sysfs_create_link+0x61/0xc0 [ 2168.433680][T15350] device_add+0x71c/0x1bc0 [ 2168.438083][T15350] ? uevent_show+0x360/0x360 [ 2168.442660][T15350] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2168.448626][T15350] wiphy_register+0x1c46/0x2720 [ 2168.453467][T15350] ? wiphy_unregister+0xf90/0xf90 [ 2168.458479][T15350] ? __kmalloc+0x629/0x7a0 [ 2168.462879][T15350] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2168.468416][T15350] ieee80211_register_hw+0x13d4/0x36a0 [ 2168.473862][T15350] ? __debug_object_init+0x4a1/0xe20 [ 2168.479137][T15350] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2168.484594][T15350] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2168.490120][T15350] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2168.496092][T15350] ? memset+0x20/0x40 [ 2168.500059][T15350] ? __hrtimer_init+0x134/0x260 [ 2168.504899][T15350] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2168.510603][T15350] ? vprintk_func+0x81/0x17e [ 2168.515187][T15350] ? hwsim_register_received_nl+0x400/0x400 [ 2168.521073][T15350] hwsim_new_radio_nl+0x905/0xf60 [ 2168.526083][T15350] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2168.531960][T15350] ? cap_capable+0x1eb/0x250 [ 2168.536563][T15350] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2168.542899][T15350] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2168.549226][T15350] genl_rcv_msg+0x627/0xdf0 [ 2168.553726][T15350] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2168.560051][T15350] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2168.565849][T15350] netlink_rcv_skb+0x15a/0x410 [ 2168.570599][T15350] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2168.576915][T15350] ? netlink_ack+0xa80/0xa80 [ 2168.581499][T15350] genl_rcv+0x24/0x40 [ 2168.585465][T15350] netlink_unicast+0x537/0x740 [ 2168.590216][T15350] ? netlink_attachskb+0x810/0x810 [ 2168.595308][T15350] ? _copy_from_iter_full+0x25c/0x870 [ 2168.600667][T15350] ? __phys_addr_symbol+0x2c/0x70 [ 2168.605674][T15350] ? __check_object_size+0x171/0x437 [ 2168.610944][T15350] netlink_sendmsg+0x882/0xe10 [ 2168.615697][T15350] ? aa_af_perm+0x260/0x260 [ 2168.620186][T15350] ? netlink_unicast+0x740/0x740 [ 2168.625117][T15350] ? netlink_unicast+0x740/0x740 [ 2168.630052][T15350] sock_sendmsg+0xcf/0x120 [ 2168.634454][T15350] ____sys_sendmsg+0x6b9/0x7d0 [ 2168.639204][T15350] ? kernel_sendmsg+0x50/0x50 [ 2168.643866][T15350] ? mark_lock+0xbc/0x1220 [ 2168.648275][T15350] ___sys_sendmsg+0x100/0x170 [ 2168.652941][T15350] ? sendmsg_copy_msghdr+0x70/0x70 [ 2168.658044][T15350] ? __fget_files+0x329/0x4f0 [ 2168.662711][T15350] ? ksys_dup3+0x3c0/0x3c0 [ 2168.667109][T15350] ? lock_acquire+0x197/0x420 [ 2168.671770][T15350] ? __might_fault+0xef/0x1d0 [ 2168.676436][T15350] ? __fget_light+0x208/0x270 [ 2168.681239][T15350] __sys_sendmsg+0xec/0x1b0 [ 2168.685738][T15350] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2168.690770][T15350] ? trace_hardirqs_off_caller+0x55/0x230 [ 2168.696476][T15350] ? do_syscall_64+0x21/0x7d0 [ 2168.701142][T15350] do_syscall_64+0xf6/0x7d0 [ 2168.705644][T15350] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2168.711527][T15350] RIP: 0033:0x45c849 [ 2168.715407][T15350] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2168.735002][T15350] RSP: 002b:00007f749f17ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2168.743413][T15350] RAX: ffffffffffffffda RBX: 00007f749f17b6d4 RCX: 000000000045c849 [ 2168.751385][T15350] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2168.759341][T15350] RBP: 000000000076c040 R08: 0000000000000000 R09: 0000000000000000 [ 2168.767297][T15350] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2168.775254][T15350] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076c04c 21:52:54 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b8078c063940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2168.897177][T15354] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2168.909956][T15354] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2168.922003][T15354] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2168.922003][T15354] !' [ 2168.932903][T15354] CPU: 1 PID: 15354 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2168.941588][T15354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2168.951683][T15354] Call Trace: [ 2168.954986][T15354] dump_stack+0x188/0x20d [ 2168.959320][T15354] sysfs_warn_dup.cold+0x1c/0x2d [ 2168.964246][T15354] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2168.970302][T15354] sysfs_create_link+0x61/0xc0 [ 2168.975073][T15354] device_add+0x71c/0x1bc0 [ 2168.979492][T15354] ? uevent_show+0x360/0x360 [ 2168.984078][T15354] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2168.990051][T15354] wiphy_register+0x1c46/0x2720 [ 2168.994910][T15354] ? wiphy_unregister+0xf90/0xf90 [ 2168.999942][T15354] ? __kmalloc+0x629/0x7a0 [ 2169.004350][T15354] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2169.009890][T15354] ieee80211_register_hw+0x13d4/0x36a0 [ 2169.015358][T15354] ? __debug_object_init+0x4a1/0xe20 [ 2169.020653][T15354] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2169.026103][T15354] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2169.031636][T15354] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2169.037628][T15354] ? memset+0x20/0x40 [ 2169.041606][T15354] ? __hrtimer_init+0x134/0x260 [ 2169.046579][T15354] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2169.052312][T15354] ? vprintk_func+0x81/0x17e [ 2169.056927][T15354] ? hwsim_register_received_nl+0x400/0x400 [ 2169.062824][T15354] hwsim_new_radio_nl+0x905/0xf60 [ 2169.067838][T15354] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2169.073725][T15354] ? cap_capable+0x1eb/0x250 [ 2169.078329][T15354] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2169.084647][T15354] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2169.090984][T15354] genl_rcv_msg+0x627/0xdf0 [ 2169.095502][T15354] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2169.101839][T15354] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2169.107637][T15354] netlink_rcv_skb+0x15a/0x410 [ 2169.112396][T15354] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2169.118735][T15354] ? netlink_ack+0xa80/0xa80 [ 2169.123336][T15354] genl_rcv+0x24/0x40 [ 2169.127355][T15354] netlink_unicast+0x537/0x740 [ 2169.132133][T15354] ? netlink_attachskb+0x810/0x810 [ 2169.137260][T15354] ? _copy_from_iter_full+0x25c/0x870 [ 2169.142649][T15354] ? __phys_addr_symbol+0x2c/0x70 [ 2169.147662][T15354] ? __check_object_size+0x171/0x437 [ 2169.152956][T15354] netlink_sendmsg+0x882/0xe10 [ 2169.157733][T15354] ? aa_af_perm+0x260/0x260 [ 2169.162236][T15354] ? netlink_unicast+0x740/0x740 [ 2169.167166][T15354] ? netlink_unicast+0x740/0x740 [ 2169.172100][T15354] sock_sendmsg+0xcf/0x120 [ 2169.176543][T15354] ____sys_sendmsg+0x6b9/0x7d0 [ 2169.181305][T15354] ? kernel_sendmsg+0x50/0x50 [ 2169.185968][T15354] ? mark_lock+0xbc/0x1220 [ 2169.190371][T15354] ___sys_sendmsg+0x100/0x170 [ 2169.195072][T15354] ? sendmsg_copy_msghdr+0x70/0x70 [ 2169.200204][T15354] ? __fget_files+0x329/0x4f0 [ 2169.204878][T15354] ? ksys_dup3+0x3c0/0x3c0 [ 2169.209301][T15354] ? lock_acquire+0x197/0x420 [ 2169.213975][T15354] ? __might_fault+0xef/0x1d0 [ 2169.218651][T15354] ? __fget_light+0x208/0x270 [ 2169.223319][T15354] __sys_sendmsg+0xec/0x1b0 [ 2169.227821][T15354] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2169.232849][T15354] ? __x64_sys_futex+0x380/0x4f0 [ 2169.237821][T15354] ? trace_hardirqs_off_caller+0x55/0x230 [ 2169.243536][T15354] ? do_syscall_64+0x21/0x7d0 [ 2169.248196][T15354] do_syscall_64+0xf6/0x7d0 [ 2169.252703][T15354] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2169.258585][T15354] RIP: 0033:0x45c849 [ 2169.262457][T15354] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2169.282063][T15354] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2169.290463][T15354] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2169.298487][T15354] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2169.306480][T15354] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2169.314458][T15354] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2169.322490][T15354] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2169.404611][T15355] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2169.412878][T15355] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2169.424044][T15355] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2169.424044][T15355] !' [ 2169.434449][T15355] CPU: 1 PID: 15355 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2169.443141][T15355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2169.453200][T15355] Call Trace: [ 2169.456593][T15355] dump_stack+0x188/0x20d [ 2169.460929][T15355] sysfs_warn_dup.cold+0x1c/0x2d [ 2169.465866][T15355] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2169.471936][T15355] sysfs_create_link+0x61/0xc0 [ 2169.476709][T15355] device_add+0x71c/0x1bc0 [ 2169.481184][T15355] ? uevent_show+0x360/0x360 [ 2169.485768][T15355] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2169.491749][T15355] wiphy_register+0x1c46/0x2720 [ 2169.496622][T15355] ? wiphy_unregister+0xf90/0xf90 [ 2169.501644][T15355] ? __kmalloc+0x629/0x7a0 [ 2169.506060][T15355] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2169.511597][T15355] ieee80211_register_hw+0x13d4/0x36a0 [ 2169.517102][T15355] ? __debug_object_init+0x4a1/0xe20 [ 2169.522397][T15355] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2169.527855][T15355] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2169.533396][T15355] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2169.539372][T15355] ? memset+0x20/0x40 [ 2169.543339][T15355] ? __hrtimer_init+0x134/0x260 [ 2169.548177][T15355] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2169.553894][T15355] ? vprintk_func+0x81/0x17e [ 2169.558499][T15355] ? hwsim_register_received_nl+0x400/0x400 [ 2169.564420][T15355] hwsim_new_radio_nl+0x905/0xf60 [ 2169.569478][T15355] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2169.575371][T15355] ? cap_capable+0x1eb/0x250 [ 2169.579962][T15355] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2169.586276][T15355] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2169.592605][T15355] genl_rcv_msg+0x627/0xdf0 [ 2169.597108][T15355] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2169.603429][T15355] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2169.609222][T15355] netlink_rcv_skb+0x15a/0x410 [ 2169.614009][T15355] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2169.620333][T15355] ? netlink_ack+0xa80/0xa80 [ 2169.624917][T15355] genl_rcv+0x24/0x40 [ 2169.628882][T15355] netlink_unicast+0x537/0x740 [ 2169.633653][T15355] ? netlink_attachskb+0x810/0x810 [ 2169.638755][T15355] ? _copy_from_iter_full+0x25c/0x870 [ 2169.644165][T15355] ? __phys_addr_symbol+0x2c/0x70 [ 2169.649175][T15355] ? __check_object_size+0x171/0x437 [ 2169.654468][T15355] netlink_sendmsg+0x882/0xe10 [ 2169.659244][T15355] ? aa_af_perm+0x260/0x260 [ 2169.663749][T15355] ? netlink_unicast+0x740/0x740 [ 2169.668691][T15355] ? netlink_unicast+0x740/0x740 [ 2169.673624][T15355] sock_sendmsg+0xcf/0x120 [ 2169.678050][T15355] ____sys_sendmsg+0x6b9/0x7d0 [ 2169.682810][T15355] ? kernel_sendmsg+0x50/0x50 [ 2169.687510][T15355] ? mark_lock+0xbc/0x1220 [ 2169.691931][T15355] ___sys_sendmsg+0x100/0x170 [ 2169.696622][T15355] ? sendmsg_copy_msghdr+0x70/0x70 [ 2169.701752][T15355] ? __fget_files+0x329/0x4f0 [ 2169.706428][T15355] ? ksys_dup3+0x3c0/0x3c0 [ 2169.710835][T15355] ? lock_acquire+0x197/0x420 [ 2169.715512][T15355] ? __might_fault+0xef/0x1d0 [ 2169.720191][T15355] ? __fget_light+0x208/0x270 [ 2169.724857][T15355] __sys_sendmsg+0xec/0x1b0 [ 2169.729359][T15355] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2169.734396][T15355] ? trace_hardirqs_off_caller+0x55/0x230 [ 2169.740138][T15355] ? do_syscall_64+0x21/0x7d0 [ 2169.744800][T15355] do_syscall_64+0xf6/0x7d0 [ 2169.749294][T15355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2169.755181][T15355] RIP: 0033:0x45c849 [ 2169.759082][T15355] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2169.778705][T15355] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2169.787105][T15355] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2169.795092][T15355] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2169.803061][T15355] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2169.811015][T15355] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2169.818986][T15355] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:55 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c0a940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2169.910856][T15358] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2169.921277][T15358] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2169.935998][T15358] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2169.935998][T15358] !' [ 2169.948312][T15358] CPU: 1 PID: 15358 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2169.957006][T15358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2169.967055][T15358] Call Trace: [ 2169.970340][T15358] dump_stack+0x188/0x20d [ 2169.974665][T15358] sysfs_warn_dup.cold+0x1c/0x2d [ 2169.979610][T15358] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2169.985672][T15358] sysfs_create_link+0x61/0xc0 [ 2169.990423][T15358] device_add+0x71c/0x1bc0 [ 2169.994861][T15358] ? uevent_show+0x360/0x360 [ 2169.999442][T15358] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2170.005419][T15358] wiphy_register+0x1c46/0x2720 [ 2170.010258][T15358] ? wiphy_unregister+0xf90/0xf90 [ 2170.015280][T15358] ? __kmalloc+0x629/0x7a0 [ 2170.019691][T15358] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2170.025233][T15358] ieee80211_register_hw+0x13d4/0x36a0 [ 2170.030695][T15358] ? __debug_object_init+0x4a1/0xe20 [ 2170.035976][T15358] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2170.041437][T15358] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2170.046975][T15358] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2170.052947][T15358] ? memset+0x20/0x40 [ 2170.056925][T15358] ? __hrtimer_init+0x134/0x260 [ 2170.061782][T15358] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2170.067494][T15358] ? vprintk_func+0x81/0x17e [ 2170.072094][T15358] ? hwsim_register_received_nl+0x400/0x400 [ 2170.077977][T15358] hwsim_new_radio_nl+0x905/0xf60 [ 2170.083055][T15358] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2170.088945][T15358] ? cap_capable+0x1eb/0x250 [ 2170.093550][T15358] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2170.099865][T15358] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2170.106193][T15358] genl_rcv_msg+0x627/0xdf0 [ 2170.110690][T15358] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2170.117025][T15358] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2170.122833][T15358] netlink_rcv_skb+0x15a/0x410 [ 2170.127595][T15358] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2170.133921][T15358] ? netlink_ack+0xa80/0xa80 [ 2170.138503][T15358] genl_rcv+0x24/0x40 [ 2170.142486][T15358] netlink_unicast+0x537/0x740 [ 2170.147322][T15358] ? netlink_attachskb+0x810/0x810 [ 2170.152425][T15358] ? _copy_from_iter_full+0x25c/0x870 [ 2170.157801][T15358] ? __phys_addr_symbol+0x2c/0x70 [ 2170.162818][T15358] ? __check_object_size+0x171/0x437 [ 2170.168103][T15358] netlink_sendmsg+0x882/0xe10 [ 2170.172860][T15358] ? aa_af_perm+0x260/0x260 [ 2170.177348][T15358] ? netlink_unicast+0x740/0x740 [ 2170.182286][T15358] ? netlink_unicast+0x740/0x740 [ 2170.187225][T15358] sock_sendmsg+0xcf/0x120 [ 2170.191645][T15358] ____sys_sendmsg+0x6b9/0x7d0 [ 2170.196410][T15358] ? kernel_sendmsg+0x50/0x50 [ 2170.201085][T15358] ? mark_lock+0xbc/0x1220 [ 2170.205503][T15358] ___sys_sendmsg+0x100/0x170 [ 2170.210176][T15358] ? sendmsg_copy_msghdr+0x70/0x70 [ 2170.215402][T15358] ? __fget_files+0x329/0x4f0 [ 2170.220089][T15358] ? ksys_dup3+0x3c0/0x3c0 [ 2170.224495][T15358] ? lock_acquire+0x197/0x420 [ 2170.229161][T15358] ? __might_fault+0xef/0x1d0 [ 2170.233832][T15358] ? __fget_light+0x208/0x270 [ 2170.238622][T15358] __sys_sendmsg+0xec/0x1b0 [ 2170.243127][T15358] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2170.248180][T15358] ? __x64_sys_futex+0x380/0x4f0 [ 2170.253172][T15358] ? trace_hardirqs_off_caller+0x55/0x230 [ 2170.258909][T15358] ? do_syscall_64+0x21/0x7d0 [ 2170.263636][T15358] do_syscall_64+0xf6/0x7d0 [ 2170.268141][T15358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2170.274145][T15358] RIP: 0033:0x45c849 [ 2170.278046][T15358] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2170.297733][T15358] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2170.306138][T15358] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2170.314101][T15358] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2170.322075][T15358] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2170.330054][T15358] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2170.338014][T15358] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2170.404813][T15359] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2170.413037][T15359] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2170.424208][T15359] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2170.424208][T15359] !' [ 2170.434062][T15359] CPU: 1 PID: 15359 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2170.442745][T15359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2170.452815][T15359] Call Trace: [ 2170.456112][T15359] dump_stack+0x188/0x20d [ 2170.460442][T15359] sysfs_warn_dup.cold+0x1c/0x2d [ 2170.465445][T15359] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2170.471505][T15359] sysfs_create_link+0x61/0xc0 [ 2170.476367][T15359] device_add+0x71c/0x1bc0 [ 2170.480773][T15359] ? uevent_show+0x360/0x360 [ 2170.485358][T15359] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2170.491327][T15359] wiphy_register+0x1c46/0x2720 [ 2170.496177][T15359] ? wiphy_unregister+0xf90/0xf90 [ 2170.501190][T15359] ? __kmalloc+0x629/0x7a0 [ 2170.505656][T15359] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2170.511239][T15359] ieee80211_register_hw+0x13d4/0x36a0 [ 2170.516691][T15359] ? __debug_object_init+0x4a1/0xe20 [ 2170.521990][T15359] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2170.527460][T15359] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2170.533007][T15359] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2170.538990][T15359] ? memset+0x20/0x40 [ 2170.542975][T15359] ? __hrtimer_init+0x134/0x260 [ 2170.548018][T15359] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2170.553743][T15359] ? vprintk_func+0x81/0x17e [ 2170.558338][T15359] ? hwsim_register_received_nl+0x400/0x400 [ 2170.564235][T15359] hwsim_new_radio_nl+0x905/0xf60 [ 2170.569320][T15359] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2170.575197][T15359] ? cap_capable+0x1eb/0x250 [ 2170.579775][T15359] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2170.586137][T15359] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2170.592464][T15359] genl_rcv_msg+0x627/0xdf0 [ 2170.596966][T15359] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2170.603324][T15359] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2170.609132][T15359] netlink_rcv_skb+0x15a/0x410 [ 2170.613896][T15359] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2170.620263][T15359] ? netlink_ack+0xa80/0xa80 [ 2170.624850][T15359] genl_rcv+0x24/0x40 [ 2170.628816][T15359] netlink_unicast+0x537/0x740 [ 2170.633583][T15359] ? netlink_attachskb+0x810/0x810 [ 2170.638684][T15359] ? _copy_from_iter_full+0x25c/0x870 [ 2170.644048][T15359] ? __phys_addr_symbol+0x2c/0x70 [ 2170.649067][T15359] ? __check_object_size+0x171/0x437 [ 2170.654356][T15359] netlink_sendmsg+0x882/0xe10 [ 2170.659115][T15359] ? aa_af_perm+0x260/0x260 [ 2170.663614][T15359] ? netlink_unicast+0x740/0x740 [ 2170.668571][T15359] ? netlink_unicast+0x740/0x740 [ 2170.673512][T15359] sock_sendmsg+0xcf/0x120 [ 2170.677947][T15359] ____sys_sendmsg+0x6b9/0x7d0 [ 2170.682725][T15359] ? kernel_sendmsg+0x50/0x50 [ 2170.687417][T15359] ? mark_lock+0xbc/0x1220 [ 2170.691841][T15359] ___sys_sendmsg+0x100/0x170 [ 2170.696535][T15359] ? sendmsg_copy_msghdr+0x70/0x70 [ 2170.701642][T15359] ? __fget_files+0x329/0x4f0 [ 2170.706328][T15359] ? ksys_dup3+0x3c0/0x3c0 [ 2170.710732][T15359] ? lock_acquire+0x197/0x420 [ 2170.715441][T15359] ? __might_fault+0xef/0x1d0 [ 2170.720198][T15359] ? __fget_light+0x208/0x270 [ 2170.724882][T15359] __sys_sendmsg+0xec/0x1b0 [ 2170.729378][T15359] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2170.734470][T15359] ? trace_hardirqs_off_caller+0x55/0x230 [ 2170.740294][T15359] ? do_syscall_64+0x21/0x7d0 [ 2170.744961][T15359] do_syscall_64+0xf6/0x7d0 [ 2170.749458][T15359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2170.755335][T15359] RIP: 0033:0x45c849 [ 2170.759219][T15359] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2170.778813][T15359] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2170.787253][T15359] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2170.795225][T15359] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2170.803200][T15359] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2170.811166][T15359] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2170.819123][T15359] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:52:56 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c23940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2170.956231][T15363] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2170.964728][T15363] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2170.975955][T15363] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2170.975955][T15363] !' [ 2170.987253][T15363] CPU: 0 PID: 15363 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2170.995968][T15363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2171.006086][T15363] Call Trace: [ 2171.009383][T15363] dump_stack+0x188/0x20d [ 2171.013708][T15363] sysfs_warn_dup.cold+0x1c/0x2d [ 2171.018654][T15363] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2171.024711][T15363] sysfs_create_link+0x61/0xc0 [ 2171.029584][T15363] device_add+0x71c/0x1bc0 [ 2171.033999][T15363] ? uevent_show+0x360/0x360 [ 2171.038580][T15363] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2171.044551][T15363] wiphy_register+0x1c46/0x2720 [ 2171.049417][T15363] ? wiphy_unregister+0xf90/0xf90 [ 2171.054433][T15363] ? __kmalloc+0x629/0x7a0 [ 2171.058835][T15363] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2171.064399][T15363] ieee80211_register_hw+0x13d4/0x36a0 [ 2171.069848][T15363] ? __debug_object_init+0x4a1/0xe20 [ 2171.075123][T15363] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2171.080573][T15363] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2171.086104][T15363] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2171.092100][T15363] ? memset+0x20/0x40 [ 2171.096088][T15363] ? __hrtimer_init+0x134/0x260 [ 2171.100925][T15363] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2171.106642][T15363] ? vprintk_func+0x81/0x17e [ 2171.111242][T15363] ? hwsim_register_received_nl+0x400/0x400 [ 2171.117117][T15363] hwsim_new_radio_nl+0x905/0xf60 [ 2171.122138][T15363] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2171.128010][T15363] ? cap_capable+0x1eb/0x250 [ 2171.132587][T15363] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2171.138901][T15363] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2171.145224][T15363] genl_rcv_msg+0x627/0xdf0 [ 2171.149729][T15363] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2171.156073][T15363] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2171.161877][T15363] netlink_rcv_skb+0x15a/0x410 [ 2171.166632][T15363] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2171.172956][T15363] ? netlink_ack+0xa80/0xa80 [ 2171.177562][T15363] genl_rcv+0x24/0x40 [ 2171.181574][T15363] netlink_unicast+0x537/0x740 [ 2171.186337][T15363] ? netlink_attachskb+0x810/0x810 [ 2171.191449][T15363] ? _copy_from_iter_full+0x25c/0x870 [ 2171.196812][T15363] ? __phys_addr_symbol+0x2c/0x70 [ 2171.201825][T15363] ? __check_object_size+0x171/0x437 [ 2171.207098][T15363] netlink_sendmsg+0x882/0xe10 [ 2171.211860][T15363] ? aa_af_perm+0x260/0x260 [ 2171.216348][T15363] ? netlink_unicast+0x740/0x740 [ 2171.221291][T15363] ? netlink_unicast+0x740/0x740 [ 2171.226227][T15363] sock_sendmsg+0xcf/0x120 [ 2171.230653][T15363] ____sys_sendmsg+0x6b9/0x7d0 [ 2171.235406][T15363] ? kernel_sendmsg+0x50/0x50 [ 2171.240071][T15363] ? mark_lock+0xbc/0x1220 [ 2171.244478][T15363] ___sys_sendmsg+0x100/0x170 [ 2171.249138][T15363] ? sendmsg_copy_msghdr+0x70/0x70 [ 2171.254243][T15363] ? __fget_files+0x329/0x4f0 [ 2171.259013][T15363] ? ksys_dup3+0x3c0/0x3c0 [ 2171.263411][T15363] ? lock_acquire+0x197/0x420 [ 2171.268128][T15363] ? __might_fault+0xef/0x1d0 [ 2171.272809][T15363] ? __fget_light+0x208/0x270 [ 2171.277499][T15363] __sys_sendmsg+0xec/0x1b0 [ 2171.281996][T15363] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2171.287015][T15363] ? __x64_sys_futex+0x380/0x4f0 [ 2171.291951][T15363] ? trace_hardirqs_off_caller+0x55/0x230 [ 2171.297712][T15363] ? do_syscall_64+0x21/0x7d0 [ 2171.302420][T15363] do_syscall_64+0xf6/0x7d0 [ 2171.306941][T15363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2171.312831][T15363] RIP: 0033:0x45c849 [ 2171.316715][T15363] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2171.336322][T15363] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2171.344749][T15363] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2171.352709][T15363] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2171.360663][T15363] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2171.368660][T15363] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2171.376614][T15363] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2171.436022][T15362] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2171.444229][T15362] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2171.458087][T15362] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2171.458087][T15362] !' [ 2171.469168][T15362] CPU: 1 PID: 15362 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2171.477852][T15362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2171.487899][T15362] Call Trace: [ 2171.491189][T15362] dump_stack+0x188/0x20d [ 2171.495513][T15362] sysfs_warn_dup.cold+0x1c/0x2d [ 2171.500437][T15362] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2171.506512][T15362] sysfs_create_link+0x61/0xc0 [ 2171.511276][T15362] device_add+0x71c/0x1bc0 [ 2171.515690][T15362] ? uevent_show+0x360/0x360 [ 2171.520272][T15362] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2171.526242][T15362] wiphy_register+0x1c46/0x2720 [ 2171.531095][T15362] ? wiphy_unregister+0xf90/0xf90 [ 2171.536112][T15362] ? __kmalloc+0x629/0x7a0 [ 2171.540511][T15362] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2171.546048][T15362] ieee80211_register_hw+0x13d4/0x36a0 [ 2171.551495][T15362] ? __debug_object_init+0x4a1/0xe20 [ 2171.556771][T15362] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2171.562216][T15362] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2171.567745][T15362] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2171.573720][T15362] ? memset+0x20/0x40 [ 2171.577696][T15362] ? __hrtimer_init+0x134/0x260 [ 2171.582537][T15362] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2171.588240][T15362] ? vprintk_func+0x81/0x17e [ 2171.592841][T15362] ? hwsim_register_received_nl+0x400/0x400 [ 2171.598733][T15362] hwsim_new_radio_nl+0x905/0xf60 [ 2171.603768][T15362] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2171.609677][T15362] ? cap_capable+0x1eb/0x250 [ 2171.614265][T15362] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2171.620592][T15362] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2171.626919][T15362] genl_rcv_msg+0x627/0xdf0 [ 2171.631425][T15362] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2171.637759][T15362] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2171.643560][T15362] netlink_rcv_skb+0x15a/0x410 [ 2171.648318][T15362] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2171.654639][T15362] ? netlink_ack+0xa80/0xa80 [ 2171.659227][T15362] genl_rcv+0x24/0x40 [ 2171.663215][T15362] netlink_unicast+0x537/0x740 [ 2171.667982][T15362] ? netlink_attachskb+0x810/0x810 [ 2171.673086][T15362] ? _copy_from_iter_full+0x25c/0x870 [ 2171.678442][T15362] ? __phys_addr_symbol+0x2c/0x70 [ 2171.683459][T15362] ? __check_object_size+0x171/0x437 [ 2171.688735][T15362] netlink_sendmsg+0x882/0xe10 [ 2171.693493][T15362] ? aa_af_perm+0x260/0x260 [ 2171.697983][T15362] ? netlink_unicast+0x740/0x740 [ 2171.702917][T15362] ? netlink_unicast+0x740/0x740 [ 2171.707847][T15362] sock_sendmsg+0xcf/0x120 [ 2171.712254][T15362] ____sys_sendmsg+0x6b9/0x7d0 [ 2171.717014][T15362] ? kernel_sendmsg+0x50/0x50 [ 2171.721680][T15362] ? mark_lock+0xbc/0x1220 [ 2171.726099][T15362] ___sys_sendmsg+0x100/0x170 [ 2171.730764][T15362] ? sendmsg_copy_msghdr+0x70/0x70 [ 2171.735868][T15362] ? __fget_files+0x329/0x4f0 [ 2171.740531][T15362] ? ksys_dup3+0x3c0/0x3c0 [ 2171.744933][T15362] ? lock_acquire+0x197/0x420 [ 2171.749599][T15362] ? __might_fault+0xef/0x1d0 [ 2171.754269][T15362] ? __fget_light+0x208/0x270 [ 2171.758937][T15362] __sys_sendmsg+0xec/0x1b0 [ 2171.763426][T15362] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2171.768436][T15362] ? __x64_sys_futex+0x380/0x4f0 [ 2171.773386][T15362] ? trace_hardirqs_off_caller+0x55/0x230 [ 2171.779093][T15362] ? do_syscall_64+0x21/0x7d0 [ 2171.783757][T15362] do_syscall_64+0xf6/0x7d0 [ 2171.788249][T15362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2171.794125][T15362] RIP: 0033:0x45c849 [ 2171.798008][T15362] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2171.817593][T15362] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2171.825988][T15362] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2171.833955][T15362] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2171.841911][T15362] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2171.849866][T15362] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2171.857820][T15362] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:09 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r1, 0x18000000000002e0, 0x69, 0x0, &(0x7f0000000280)="b95b03b700030700009e40f088641fffffe100004000638477fbac14143fe0004301c699da153f08a0e6e380f6010af683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b33", 0x0, 0xfd, 0x6000000000000000}, 0x28) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) syz_open_procfs$namespace(0x0, 0x0) openat$cgroup(0xffffffffffffffff, 0x0, 0x200002, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000c1c0)={0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x8, 0x10, 0x0}, 0x78) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000007680)) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000ac0)={0xffffffffffffffff, 0x0, 0x0}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f000000fc40)={0x0}, 0x10) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000580)={0x0, &(0x7f0000000e40)=""/69, 0x0, 0x45}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x41100, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000840)={0x0, 0x0, 0x0, 0x2}, 0x10}, 0x78) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000008740)={&(0x7f0000000300)=@xdp, 0x80, &(0x7f0000008700)=[{0x0}], 0x1}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000008a40)={0xe, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000240)=""/1, 0xa2780, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000008780)={0xfffffffc}, 0x8, 0x10, &(0x7f00000087c0)={0x1, 0x0, 0x101}, 0x10, 0xffffffffffffffff}, 0x78) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) write$cgroup_subtree(r2, &(0x7f0000000040)=ANY=[], 0x0) ioctl$TUNSETFILTEREBPF(r2, 0x6611, 0x0) write$cgroup_pid(r2, 0x0, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000400)={&(0x7f00000003c0)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000bc0)={0xffffffffffffffff, 0xc0, &(0x7f0000000b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000940)=0x3, 0x0, 0x0, 0x0, &(0x7f0000000980)={0x0, 0x5}, 0x0, 0x0, &(0x7f0000000a40)={0x6, 0xc, 0x8}, &(0x7f0000000a80), 0x0, 0x0, 0x0, 0x0, &(0x7f0000000ac0)}}, 0x10) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40086602, 0x400007) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000040)=ANY=[], 0x0) ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0x6611, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x43400) gettid() bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, 0x0, 0x0) close(r0) 21:53:09 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c25940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:53:09 executing program 4: perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x3, 0x401}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000240)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x24f}, 0x48) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, &(0x7f00000002c0), 0x161) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x1800000000000060, 0xe80, 0xfffffe6f, &(0x7f0000000100)="480e003f0000007e5bc5795eca00000800ffffffba0e7200ffff81", 0x0, 0x100, 0xf2ffffff, 0xfffffe0c, 0x212, &(0x7f0000000280)="f2a134bd13c7bd41a2a738ad8e7625ed330eb46063bd287d832698132e59ef45f8f50845c0ac85604b448e24348e4ae93e68238b7b9d561b349d19b5f5784e031c55c5a4e48926a1526e38640a161fab39732052ee83bc3b9cb625962f3eaf1ed426e6f0442693c16b0ab6a89a5738f5bccd6ae1492f8471a7afec6b", &(0x7f0000000380)="712ae01ebf877f139c8f1b0fcd056310bfa3de7157976d3ff4c82f2e0d1885774c5b7c7c853e5424fbf469ab0726e9f41208f98d20b093ddbb7f52e015b875cea2900b2443348cdf466c18cfae89ce96f0437cb21ca3703f0b94273c7500"/106}, 0x28) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r3) socketpair(0xf, 0xf, 0xe84b, &(0x7f0000000040)={0xffffffffffffffff}) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r6, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r5, 0x89e2, &(0x7f0000000080)={r6}) 21:53:09 executing program 5: gettid() r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpu.stat\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mkdir(&(0x7f0000000080)='./file0\x00', 0x2) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) r3 = getpid() perf_event_open(&(0x7f00000002c0)={0x3, 0x70, 0x80, 0x27, 0x5, 0x5, 0x0, 0x9, 0xc0024, 0xe, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x75e3, 0x4, @perf_bp={&(0x7f0000000240)}, 0xa104, 0x5, 0x1f, 0x7, 0x3, 0x4, 0x7}, r3, 0x1, 0xffffffffffffffff, 0x2) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x6, 0x0, 0xffffffffffffffff, 0x3}, 0x3c) socket$kcm(0x10, 0x0, 0x10) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x32600) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="74d2525b480a188c"], 0xda00) perf_event_open(&(0x7f0000000180)={0x4, 0x70, 0x0, 0x0, 0x0, 0xb, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0xfffffffffffffffe}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x14, 0x4, 0x4, 0xfff}, 0x40) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f0000000040)={r4, &(0x7f0000000580), &(0x7f0000000600)=""/113, 0x10}, 0x20) close(r4) write$cgroup_int(r1, &(0x7f0000000340)=0x1f, 0x12) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000280), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) 21:53:09 executing program 3: r0 = socket$kcm(0x10, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000380)="2e00000014008501000000000000002e020a00e22c000000160002008eb3d85ac77948f328995a017c7b58510600", 0x2e}], 0x1, 0x0, 0x0, 0xa00}, 0x0) [ 2183.213512][T15372] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2183.227478][T15372] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2183.239861][T15372] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2183.239861][T15372] !' [ 2183.251451][T15372] CPU: 0 PID: 15372 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2183.260159][T15372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2183.270223][T15372] Call Trace: [ 2183.273665][T15372] dump_stack+0x188/0x20d [ 2183.278001][T15372] sysfs_warn_dup.cold+0x1c/0x2d [ 2183.282942][T15372] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2183.289021][T15372] sysfs_create_link+0x61/0xc0 [ 2183.293818][T15372] device_add+0x71c/0x1bc0 [ 2183.298231][T15372] ? uevent_show+0x360/0x360 [ 2183.302812][T15372] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2183.308786][T15372] wiphy_register+0x1c46/0x2720 [ 2183.313785][T15372] ? wiphy_unregister+0xf90/0xf90 [ 2183.318857][T15372] ? __kmalloc+0x629/0x7a0 [ 2183.323270][T15372] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2183.328837][T15372] ? preempt_schedule_common+0x5e/0xc0 [ 2183.334309][T15372] ieee80211_register_hw+0x13d4/0x36a0 [ 2183.339776][T15372] ? __debug_object_init+0x4a1/0xe20 [ 2183.345064][T15372] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2183.350516][T15372] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2183.356051][T15372] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2183.362019][T15372] ? memset+0x20/0x40 [ 2183.365997][T15372] ? __hrtimer_init+0x134/0x260 [ 2183.370844][T15372] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2183.376560][T15372] ? vprintk_func+0x81/0x17e [ 2183.381154][T15372] ? hwsim_register_received_nl+0x400/0x400 [ 2183.387048][T15372] hwsim_new_radio_nl+0x905/0xf60 [ 2183.392079][T15372] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2183.398007][T15372] ? cap_capable+0x1eb/0x250 [ 2183.402621][T15372] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2183.408934][T15372] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2183.415354][T15372] genl_rcv_msg+0x627/0xdf0 [ 2183.419900][T15372] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2183.426248][T15372] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2183.432063][T15372] netlink_rcv_skb+0x15a/0x410 [ 2183.436832][T15372] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2183.443161][T15372] ? netlink_ack+0xa80/0xa80 [ 2183.447784][T15372] genl_rcv+0x24/0x40 [ 2183.451769][T15372] netlink_unicast+0x537/0x740 [ 2183.456528][T15372] ? netlink_attachskb+0x810/0x810 [ 2183.461624][T15372] ? _copy_from_iter_full+0x25c/0x870 [ 2183.466984][T15372] ? __phys_addr_symbol+0x2c/0x70 [ 2183.472014][T15372] ? __check_object_size+0x171/0x437 [ 2183.477296][T15372] netlink_sendmsg+0x882/0xe10 [ 2183.482056][T15372] ? aa_af_perm+0x260/0x260 [ 2183.486567][T15372] ? netlink_unicast+0x740/0x740 [ 2183.491564][T15372] ? netlink_unicast+0x740/0x740 [ 2183.496503][T15372] sock_sendmsg+0xcf/0x120 [ 2183.500935][T15372] ____sys_sendmsg+0x6b9/0x7d0 [ 2183.505712][T15372] ? kernel_sendmsg+0x50/0x50 [ 2183.510390][T15372] ? mark_lock+0xbc/0x1220 [ 2183.514803][T15372] ___sys_sendmsg+0x100/0x170 [ 2183.519466][T15372] ? sendmsg_copy_msghdr+0x70/0x70 [ 2183.524593][T15372] ? __fget_files+0x329/0x4f0 [ 2183.529284][T15372] ? ksys_dup3+0x3c0/0x3c0 [ 2183.533686][T15372] ? lock_acquire+0x197/0x420 [ 2183.538354][T15372] ? __might_fault+0xef/0x1d0 [ 2183.543028][T15372] ? __fget_light+0x208/0x270 [ 2183.547699][T15372] __sys_sendmsg+0xec/0x1b0 [ 2183.552190][T15372] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2183.557200][T15372] ? __x64_sys_futex+0x380/0x4f0 [ 2183.562137][T15372] ? trace_hardirqs_off_caller+0x55/0x230 [ 2183.567858][T15372] ? do_syscall_64+0x21/0x7d0 [ 2183.572531][T15372] do_syscall_64+0xf6/0x7d0 [ 2183.577039][T15372] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2183.582916][T15372] RIP: 0033:0x45c849 [ 2183.586805][T15372] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2183.606405][T15372] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2183.614813][T15372] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2183.622795][T15372] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2183.630766][T15372] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2183.638727][T15372] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2183.646695][T15372] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2183.734432][T15374] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2183.742682][T15374] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2183.755080][T15374] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2183.755080][T15374] !' [ 2183.766430][T15374] CPU: 0 PID: 15374 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2183.775177][T15374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2183.785227][T15374] Call Trace: [ 2183.788517][T15374] dump_stack+0x188/0x20d [ 2183.792841][T15374] sysfs_warn_dup.cold+0x1c/0x2d [ 2183.797775][T15374] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2183.803840][T15374] sysfs_create_link+0x61/0xc0 [ 2183.808596][T15374] device_add+0x71c/0x1bc0 [ 2183.813003][T15374] ? uevent_show+0x360/0x360 [ 2183.817579][T15374] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2183.823547][T15374] wiphy_register+0x1c46/0x2720 [ 2183.828405][T15374] ? wiphy_unregister+0xf90/0xf90 [ 2183.833418][T15374] ? __kmalloc+0x629/0x7a0 [ 2183.837820][T15374] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2183.843356][T15374] ieee80211_register_hw+0x13d4/0x36a0 [ 2183.848804][T15374] ? __debug_object_init+0x4a1/0xe20 [ 2183.854098][T15374] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2183.859556][T15374] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2183.865093][T15374] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2183.871078][T15374] ? memset+0x20/0x40 [ 2183.875067][T15374] ? __hrtimer_init+0x134/0x260 [ 2183.879911][T15374] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2183.885626][T15374] ? vprintk_func+0x81/0x17e [ 2183.890210][T15374] ? hwsim_register_received_nl+0x400/0x400 [ 2183.896092][T15374] hwsim_new_radio_nl+0x905/0xf60 [ 2183.901103][T15374] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2183.906982][T15374] ? cap_capable+0x1eb/0x250 [ 2183.911567][T15374] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2183.917877][T15374] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2183.924191][T15374] genl_rcv_msg+0x627/0xdf0 [ 2183.928681][T15374] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2183.935021][T15374] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2183.940817][T15374] netlink_rcv_skb+0x15a/0x410 [ 2183.945566][T15374] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2183.951879][T15374] ? netlink_ack+0xa80/0xa80 [ 2183.956476][T15374] genl_rcv+0x24/0x40 [ 2183.960450][T15374] netlink_unicast+0x537/0x740 [ 2183.965201][T15374] ? netlink_attachskb+0x810/0x810 [ 2183.970294][T15374] ? _copy_from_iter_full+0x25c/0x870 [ 2183.975656][T15374] ? __phys_addr_symbol+0x2c/0x70 [ 2183.980661][T15374] ? __check_object_size+0x171/0x437 [ 2183.985933][T15374] netlink_sendmsg+0x882/0xe10 [ 2183.990684][T15374] ? aa_af_perm+0x260/0x260 [ 2183.995173][T15374] ? netlink_unicast+0x740/0x740 [ 2184.000099][T15374] ? netlink_unicast+0x740/0x740 [ 2184.005021][T15374] sock_sendmsg+0xcf/0x120 [ 2184.009419][T15374] ____sys_sendmsg+0x6b9/0x7d0 [ 2184.014172][T15374] ? kernel_sendmsg+0x50/0x50 [ 2184.018847][T15374] ? mark_lock+0xbc/0x1220 [ 2184.023253][T15374] ___sys_sendmsg+0x100/0x170 [ 2184.027928][T15374] ? sendmsg_copy_msghdr+0x70/0x70 [ 2184.033031][T15374] ? __fget_files+0x329/0x4f0 [ 2184.037725][T15374] ? ksys_dup3+0x3c0/0x3c0 [ 2184.042138][T15374] ? lock_acquire+0x197/0x420 [ 2184.046832][T15374] ? __might_fault+0xef/0x1d0 [ 2184.051669][T15374] ? __fget_light+0x208/0x270 [ 2184.056365][T15374] __sys_sendmsg+0xec/0x1b0 [ 2184.060873][T15374] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2184.065919][T15374] ? trace_hardirqs_off_caller+0x55/0x230 [ 2184.071649][T15374] ? do_syscall_64+0x21/0x7d0 [ 2184.076338][T15374] do_syscall_64+0xf6/0x7d0 [ 2184.080852][T15374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2184.086735][T15374] RIP: 0033:0x45c849 [ 2184.090618][T15374] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2184.110212][T15374] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2184.118641][T15374] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2184.126605][T15374] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2184.134577][T15374] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2184.142545][T15374] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2184.150500][T15374] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:10 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c2a940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2184.278075][T15378] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2184.287093][T15378] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2184.299041][T15378] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2184.299041][T15378] !' [ 2184.309376][T15378] CPU: 0 PID: 15378 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2184.318075][T15378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2184.328141][T15378] Call Trace: [ 2184.331422][T15378] dump_stack+0x188/0x20d [ 2184.335760][T15378] sysfs_warn_dup.cold+0x1c/0x2d [ 2184.340703][T15378] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2184.346837][T15378] sysfs_create_link+0x61/0xc0 [ 2184.351657][T15378] device_add+0x71c/0x1bc0 [ 2184.356094][T15378] ? uevent_show+0x360/0x360 [ 2184.360690][T15378] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2184.366724][T15378] wiphy_register+0x1c46/0x2720 [ 2184.371572][T15378] ? wiphy_unregister+0xf90/0xf90 [ 2184.376601][T15378] ? __kmalloc+0x629/0x7a0 [ 2184.381007][T15378] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2184.386576][T15378] ieee80211_register_hw+0x13d4/0x36a0 [ 2184.392054][T15378] ? __debug_object_init+0x4a1/0xe20 [ 2184.397348][T15378] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2184.402816][T15378] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2184.408360][T15378] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2184.414327][T15378] ? memset+0x20/0x40 [ 2184.418297][T15378] ? __hrtimer_init+0x134/0x260 [ 2184.423155][T15378] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2184.428872][T15378] ? vprintk_func+0x81/0x17e [ 2184.433461][T15378] ? hwsim_register_received_nl+0x400/0x400 [ 2184.439344][T15378] hwsim_new_radio_nl+0x905/0xf60 [ 2184.444378][T15378] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2184.450271][T15378] ? cap_capable+0x1eb/0x250 [ 2184.454874][T15378] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2184.461205][T15378] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2184.467539][T15378] genl_rcv_msg+0x627/0xdf0 [ 2184.472069][T15378] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2184.478481][T15378] netlink_rcv_skb+0x15a/0x410 [ 2184.483284][T15378] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2184.489675][T15378] ? netlink_ack+0xa80/0xa80 [ 2184.494326][T15378] genl_rcv+0x24/0x40 [ 2184.498315][T15378] netlink_unicast+0x537/0x740 [ 2184.503108][T15378] ? netlink_attachskb+0x810/0x810 [ 2184.508222][T15378] ? _copy_from_iter_full+0x25c/0x870 [ 2184.513603][T15378] ? __phys_addr_symbol+0x2c/0x70 [ 2184.518617][T15378] ? __check_object_size+0x171/0x437 [ 2184.523918][T15378] netlink_sendmsg+0x882/0xe10 [ 2184.528698][T15378] ? aa_af_perm+0x260/0x260 [ 2184.533190][T15378] ? netlink_unicast+0x740/0x740 [ 2184.538121][T15378] ? netlink_unicast+0x740/0x740 [ 2184.543057][T15378] sock_sendmsg+0xcf/0x120 [ 2184.547474][T15378] ____sys_sendmsg+0x6b9/0x7d0 [ 2184.552250][T15378] ? kernel_sendmsg+0x50/0x50 [ 2184.556970][T15378] ___sys_sendmsg+0x100/0x170 [ 2184.561664][T15378] ? sendmsg_copy_msghdr+0x70/0x70 [ 2184.566788][T15378] ? __fget_files+0x329/0x4f0 [ 2184.571503][T15378] ? ksys_dup3+0x3c0/0x3c0 [ 2184.575907][T15378] ? lock_acquire+0x197/0x420 [ 2184.580571][T15378] ? __might_fault+0xef/0x1d0 [ 2184.585271][T15378] ? __fget_light+0x208/0x270 [ 2184.589956][T15378] __sys_sendmsg+0xec/0x1b0 [ 2184.594453][T15378] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2184.599458][T15378] ? __x64_sys_futex+0x380/0x4f0 [ 2184.604415][T15378] ? trace_hardirqs_off_caller+0x55/0x230 [ 2184.610133][T15378] ? do_syscall_64+0x21/0x7d0 [ 2184.614801][T15378] do_syscall_64+0xf6/0x7d0 [ 2184.619290][T15378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2184.625176][T15378] RIP: 0033:0x45c849 [ 2184.629065][T15378] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2184.648652][T15378] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2184.657143][T15378] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2184.665123][T15378] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2184.673108][T15378] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2184.681111][T15378] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2184.689069][T15378] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2184.773869][T15380] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2184.782118][T15380] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2184.793260][T15380] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2184.793260][T15380] !' [ 2184.804440][T15380] CPU: 0 PID: 15380 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2184.813131][T15380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2184.823192][T15380] Call Trace: [ 2184.826506][T15380] dump_stack+0x188/0x20d [ 2184.830828][T15380] sysfs_warn_dup.cold+0x1c/0x2d [ 2184.835802][T15380] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2184.841862][T15380] sysfs_create_link+0x61/0xc0 [ 2184.846609][T15380] device_add+0x71c/0x1bc0 [ 2184.851187][T15380] ? uevent_show+0x360/0x360 [ 2184.855765][T15380] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2184.861733][T15380] wiphy_register+0x1c46/0x2720 [ 2184.866573][T15380] ? wiphy_unregister+0xf90/0xf90 [ 2184.871586][T15380] ? __kmalloc+0x629/0x7a0 [ 2184.875988][T15380] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2184.881527][T15380] ieee80211_register_hw+0x13d4/0x36a0 [ 2184.886973][T15380] ? __debug_object_init+0x4a1/0xe20 [ 2184.892247][T15380] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2184.897690][T15380] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2184.903230][T15380] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2184.909198][T15380] ? memset+0x20/0x40 [ 2184.913166][T15380] ? __hrtimer_init+0x134/0x260 [ 2184.918005][T15380] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2184.923709][T15380] ? vprintk_func+0x81/0x17e [ 2184.928311][T15380] ? hwsim_register_received_nl+0x400/0x400 [ 2184.934199][T15380] hwsim_new_radio_nl+0x905/0xf60 [ 2184.939220][T15380] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2184.945098][T15380] ? cap_capable+0x1eb/0x250 [ 2184.949679][T15380] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2184.956204][T15380] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2184.962542][T15380] genl_rcv_msg+0x627/0xdf0 [ 2184.967043][T15380] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2184.973386][T15380] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2184.979191][T15380] netlink_rcv_skb+0x15a/0x410 [ 2184.983950][T15380] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2184.990309][T15380] ? netlink_ack+0xa80/0xa80 [ 2184.994927][T15380] genl_rcv+0x24/0x40 [ 2184.998901][T15380] netlink_unicast+0x537/0x740 [ 2185.003674][T15380] ? netlink_attachskb+0x810/0x810 [ 2185.008775][T15380] ? _copy_from_iter_full+0x25c/0x870 [ 2185.014142][T15380] ? __phys_addr_symbol+0x2c/0x70 [ 2185.019157][T15380] ? __check_object_size+0x171/0x437 [ 2185.024447][T15380] netlink_sendmsg+0x882/0xe10 [ 2185.029209][T15380] ? aa_af_perm+0x260/0x260 [ 2185.033837][T15380] ? netlink_unicast+0x740/0x740 [ 2185.038798][T15380] ? netlink_unicast+0x740/0x740 [ 2185.043732][T15380] sock_sendmsg+0xcf/0x120 [ 2185.048152][T15380] ____sys_sendmsg+0x6b9/0x7d0 [ 2185.052919][T15380] ? kernel_sendmsg+0x50/0x50 [ 2185.057589][T15380] ? mark_lock+0xbc/0x1220 [ 2185.062004][T15380] ___sys_sendmsg+0x100/0x170 [ 2185.066684][T15380] ? sendmsg_copy_msghdr+0x70/0x70 [ 2185.071807][T15380] ? __fget_files+0x329/0x4f0 [ 2185.076500][T15380] ? ksys_dup3+0x3c0/0x3c0 [ 2185.080911][T15380] ? lock_acquire+0x197/0x420 [ 2185.085597][T15380] ? __might_fault+0xef/0x1d0 [ 2185.090277][T15380] ? __fget_light+0x208/0x270 [ 2185.094961][T15380] __sys_sendmsg+0xec/0x1b0 [ 2185.099462][T15380] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2185.104491][T15380] ? trace_hardirqs_off_caller+0x55/0x230 [ 2185.110238][T15380] ? do_syscall_64+0x21/0x7d0 [ 2185.114910][T15380] do_syscall_64+0xf6/0x7d0 [ 2185.119426][T15380] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2185.125309][T15380] RIP: 0033:0x45c849 [ 2185.129191][T15380] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2185.148795][T15380] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2185.157211][T15380] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2185.165180][T15380] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2185.173147][T15380] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2185.181109][T15380] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2185.189083][T15380] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:11 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c2b940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2185.334671][T15385] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2185.343177][T15385] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2185.357125][T15385] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2185.357125][T15385] !' [ 2185.368686][T15385] CPU: 0 PID: 15385 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2185.377367][T15385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2185.387421][T15385] Call Trace: [ 2185.390746][T15385] dump_stack+0x188/0x20d [ 2185.395073][T15385] sysfs_warn_dup.cold+0x1c/0x2d [ 2185.400020][T15385] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2185.406087][T15385] sysfs_create_link+0x61/0xc0 [ 2185.410905][T15385] device_add+0x71c/0x1bc0 [ 2185.415336][T15385] ? uevent_show+0x360/0x360 [ 2185.419939][T15385] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2185.425924][T15385] wiphy_register+0x1c46/0x2720 [ 2185.430793][T15385] ? wiphy_unregister+0xf90/0xf90 [ 2185.435815][T15385] ? __kmalloc+0x629/0x7a0 [ 2185.440221][T15385] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2185.445763][T15385] ieee80211_register_hw+0x13d4/0x36a0 [ 2185.451216][T15385] ? __debug_object_init+0x4a1/0xe20 [ 2185.456499][T15385] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2185.461950][T15385] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2185.467482][T15385] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2185.473452][T15385] ? memset+0x20/0x40 [ 2185.477464][T15385] ? __hrtimer_init+0x134/0x260 [ 2185.482314][T15385] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2185.488036][T15385] ? vprintk_func+0x81/0x17e [ 2185.492651][T15385] ? hwsim_register_received_nl+0x400/0x400 [ 2185.498548][T15385] hwsim_new_radio_nl+0x905/0xf60 [ 2185.503566][T15385] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2185.509460][T15385] ? cap_capable+0x1eb/0x250 [ 2185.514051][T15385] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2185.520361][T15385] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2185.526694][T15385] genl_rcv_msg+0x627/0xdf0 [ 2185.531200][T15385] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2185.537540][T15385] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2185.543339][T15385] netlink_rcv_skb+0x15a/0x410 [ 2185.548093][T15385] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2185.554407][T15385] ? netlink_ack+0xa80/0xa80 [ 2185.558998][T15385] genl_rcv+0x24/0x40 [ 2185.562966][T15385] netlink_unicast+0x537/0x740 [ 2185.567723][T15385] ? netlink_attachskb+0x810/0x810 [ 2185.572817][T15385] ? _copy_from_iter_full+0x25c/0x870 [ 2185.578189][T15385] ? __phys_addr_symbol+0x2c/0x70 [ 2185.583255][T15385] ? __check_object_size+0x171/0x437 [ 2185.588556][T15385] netlink_sendmsg+0x882/0xe10 [ 2185.593334][T15385] ? aa_af_perm+0x260/0x260 [ 2185.597834][T15385] ? netlink_unicast+0x740/0x740 [ 2185.602776][T15385] ? netlink_unicast+0x740/0x740 [ 2185.607705][T15385] sock_sendmsg+0xcf/0x120 [ 2185.612109][T15385] ____sys_sendmsg+0x6b9/0x7d0 [ 2185.616938][T15385] ? kernel_sendmsg+0x50/0x50 [ 2185.621649][T15385] ___sys_sendmsg+0x100/0x170 [ 2185.626343][T15385] ? sendmsg_copy_msghdr+0x70/0x70 [ 2185.631454][T15385] ? __fget_files+0x329/0x4f0 [ 2185.636131][T15385] ? ksys_dup3+0x3c0/0x3c0 [ 2185.640537][T15385] ? lock_acquire+0x197/0x420 [ 2185.645205][T15385] ? __might_fault+0xef/0x1d0 [ 2185.649892][T15385] ? __fget_light+0x208/0x270 [ 2185.654569][T15385] __sys_sendmsg+0xec/0x1b0 [ 2185.659057][T15385] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2185.664067][T15385] ? __x64_sys_futex+0x380/0x4f0 [ 2185.669003][T15385] ? trace_hardirqs_off_caller+0x55/0x230 [ 2185.674714][T15385] ? do_syscall_64+0x21/0x7d0 [ 2185.679392][T15385] do_syscall_64+0xf6/0x7d0 [ 2185.683891][T15385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2185.689764][T15385] RIP: 0033:0x45c849 [ 2185.693649][T15385] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2185.713252][T15385] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2185.721662][T15385] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2185.729655][T15385] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2185.737614][T15385] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2185.745572][T15385] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2185.753541][T15385] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:11 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c2d940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2185.950284][T15389] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2185.960971][T15389] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2185.988400][T15389] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2185.988400][T15389] !' [ 2185.998705][T15389] CPU: 0 PID: 15389 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2186.007392][T15389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2186.017457][T15389] Call Trace: [ 2186.020749][T15389] dump_stack+0x188/0x20d [ 2186.025107][T15389] sysfs_warn_dup.cold+0x1c/0x2d [ 2186.030057][T15389] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2186.036162][T15389] sysfs_create_link+0x61/0xc0 [ 2186.040936][T15389] device_add+0x71c/0x1bc0 [ 2186.045391][T15389] ? uevent_show+0x360/0x360 [ 2186.050014][T15389] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2186.055991][T15389] wiphy_register+0x1c46/0x2720 [ 2186.060860][T15389] ? wiphy_unregister+0xf90/0xf90 [ 2186.065916][T15389] ? __kmalloc+0x629/0x7a0 [ 2186.070338][T15389] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2186.075886][T15389] ieee80211_register_hw+0x13d4/0x36a0 [ 2186.081353][T15389] ? __debug_object_init+0x4a1/0xe20 [ 2186.086662][T15389] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2186.092149][T15389] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2186.097707][T15389] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2186.103698][T15389] ? memset+0x20/0x40 [ 2186.107696][T15389] ? __hrtimer_init+0x134/0x260 [ 2186.112566][T15389] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2186.118306][T15389] ? vprintk_func+0x81/0x17e [ 2186.122952][T15389] ? hwsim_register_received_nl+0x400/0x400 [ 2186.128865][T15389] hwsim_new_radio_nl+0x905/0xf60 [ 2186.133904][T15389] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2186.139802][T15389] ? cap_capable+0x1eb/0x250 [ 2186.144416][T15389] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2186.150764][T15389] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2186.157199][T15389] genl_rcv_msg+0x627/0xdf0 [ 2186.161724][T15389] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2186.168111][T15389] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2186.173941][T15389] netlink_rcv_skb+0x15a/0x410 [ 2186.178710][T15389] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2186.185051][T15389] ? netlink_ack+0xa80/0xa80 [ 2186.189661][T15389] genl_rcv+0x24/0x40 [ 2186.193631][T15389] netlink_unicast+0x537/0x740 [ 2186.198390][T15389] ? netlink_attachskb+0x810/0x810 [ 2186.203498][T15389] ? _copy_from_iter_full+0x25c/0x870 [ 2186.208872][T15389] ? __phys_addr_symbol+0x2c/0x70 [ 2186.213884][T15389] ? __check_object_size+0x171/0x437 [ 2186.219220][T15389] netlink_sendmsg+0x882/0xe10 [ 2186.224027][T15389] ? aa_af_perm+0x260/0x260 [ 2186.228539][T15389] ? netlink_unicast+0x740/0x740 [ 2186.233603][T15389] ? netlink_unicast+0x740/0x740 [ 2186.238600][T15389] sock_sendmsg+0xcf/0x120 [ 2186.243031][T15389] ____sys_sendmsg+0x6b9/0x7d0 [ 2186.247822][T15389] ? kernel_sendmsg+0x50/0x50 [ 2186.252555][T15389] ? mark_lock+0xbc/0x1220 [ 2186.256979][T15389] ___sys_sendmsg+0x100/0x170 [ 2186.261650][T15389] ? sendmsg_copy_msghdr+0x70/0x70 [ 2186.266805][T15389] ? __fget_files+0x329/0x4f0 [ 2186.271505][T15389] ? ksys_dup3+0x3c0/0x3c0 [ 2186.275968][T15389] ? lock_acquire+0x197/0x420 [ 2186.280657][T15389] ? __might_fault+0xef/0x1d0 [ 2186.285384][T15389] ? __fget_light+0x208/0x270 [ 2186.290088][T15389] __sys_sendmsg+0xec/0x1b0 [ 2186.294660][T15389] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2186.299678][T15389] ? __x64_sys_futex+0x380/0x4f0 [ 2186.304659][T15389] ? trace_hardirqs_off_caller+0x55/0x230 [ 2186.310389][T15389] ? do_syscall_64+0x21/0x7d0 [ 2186.315061][T15389] do_syscall_64+0xf6/0x7d0 [ 2186.319578][T15389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2186.325479][T15389] RIP: 0033:0x45c849 [ 2186.329389][T15389] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2186.349003][T15389] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2186.357423][T15389] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2186.365396][T15389] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2186.373376][T15389] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2186.381340][T15389] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2186.389380][T15389] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2186.443689][T15390] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2186.451852][T15390] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2186.469260][T15390] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2186.469260][T15390] !' [ 2186.481919][T15390] CPU: 0 PID: 15390 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2186.490609][T15390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2186.500652][T15390] Call Trace: [ 2186.503946][T15390] dump_stack+0x188/0x20d [ 2186.508293][T15390] sysfs_warn_dup.cold+0x1c/0x2d [ 2186.513226][T15390] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2186.519317][T15390] sysfs_create_link+0x61/0xc0 [ 2186.524100][T15390] device_add+0x71c/0x1bc0 [ 2186.528529][T15390] ? uevent_show+0x360/0x360 [ 2186.533112][T15390] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2186.539080][T15390] wiphy_register+0x1c46/0x2720 [ 2186.543948][T15390] ? wiphy_unregister+0xf90/0xf90 [ 2186.548972][T15390] ? __kmalloc+0x629/0x7a0 [ 2186.553387][T15390] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2186.558937][T15390] ieee80211_register_hw+0x13d4/0x36a0 [ 2186.564394][T15390] ? __debug_object_init+0x4a1/0xe20 [ 2186.569697][T15390] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2186.575156][T15390] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2186.580689][T15390] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2186.586674][T15390] ? memset+0x20/0x40 [ 2186.590657][T15390] ? __hrtimer_init+0x134/0x260 [ 2186.595540][T15390] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2186.601268][T15390] ? vprintk_func+0x81/0x17e [ 2186.605871][T15390] ? hwsim_register_received_nl+0x400/0x400 [ 2186.611777][T15390] hwsim_new_radio_nl+0x905/0xf60 [ 2186.616806][T15390] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2186.622697][T15390] ? cap_capable+0x1eb/0x250 [ 2186.627311][T15390] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2186.633640][T15390] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2186.639950][T15390] genl_rcv_msg+0x627/0xdf0 [ 2186.644453][T15390] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2186.650820][T15390] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2186.656621][T15390] netlink_rcv_skb+0x15a/0x410 [ 2186.661375][T15390] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2186.667714][T15390] ? netlink_ack+0xa80/0xa80 [ 2186.672332][T15390] genl_rcv+0x24/0x40 [ 2186.676299][T15390] netlink_unicast+0x537/0x740 [ 2186.681094][T15390] ? netlink_attachskb+0x810/0x810 [ 2186.686201][T15390] ? _copy_from_iter_full+0x25c/0x870 [ 2186.691572][T15390] ? __phys_addr_symbol+0x2c/0x70 [ 2186.696583][T15390] ? __check_object_size+0x171/0x437 [ 2186.701872][T15390] netlink_sendmsg+0x882/0xe10 [ 2186.706645][T15390] ? aa_af_perm+0x260/0x260 [ 2186.711181][T15390] ? netlink_unicast+0x740/0x740 [ 2186.716109][T15390] ? netlink_unicast+0x740/0x740 [ 2186.721032][T15390] sock_sendmsg+0xcf/0x120 [ 2186.725453][T15390] ____sys_sendmsg+0x6b9/0x7d0 [ 2186.730242][T15390] ? kernel_sendmsg+0x50/0x50 [ 2186.734908][T15390] ? mark_lock+0xbc/0x1220 [ 2186.739312][T15390] ___sys_sendmsg+0x100/0x170 [ 2186.743991][T15390] ? sendmsg_copy_msghdr+0x70/0x70 [ 2186.749191][T15390] ? __fget_files+0x329/0x4f0 [ 2186.753853][T15390] ? ksys_dup3+0x3c0/0x3c0 [ 2186.758286][T15390] ? lock_acquire+0x197/0x420 [ 2186.762956][T15390] ? __might_fault+0xef/0x1d0 [ 2186.767650][T15390] ? __fget_light+0x208/0x270 [ 2186.772375][T15390] __sys_sendmsg+0xec/0x1b0 [ 2186.776877][T15390] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2186.781914][T15390] ? trace_hardirqs_off_caller+0x55/0x230 [ 2186.787639][T15390] ? do_syscall_64+0x21/0x7d0 [ 2186.792329][T15390] do_syscall_64+0xf6/0x7d0 [ 2186.796841][T15390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2186.802739][T15390] RIP: 0033:0x45c849 [ 2186.806641][T15390] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2186.826252][T15390] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2186.834691][T15390] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2186.842658][T15390] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2186.850628][T15390] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2186.858596][T15390] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2186.866573][T15390] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:17 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xe0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc004743e, &(0x7f0000000680)='&@[\x00') r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000000000)=0xa72) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) openat$cgroup_ro(r2, 0x0, 0x7a05, 0x1700) write$cgroup_int(0xffffffffffffffff, &(0x7f0000000400), 0xd) close(r1) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000000080)) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000140)={[{0x2d, 'rdma'}, {0x0, 'memory'}, {0x0, 'cpu'}]}, 0x13) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000)=ANY=[], 0x32600) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="006d256d000279"], 0x7) 21:53:17 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c2e940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2191.698666][T15398] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2191.708250][T15398] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2191.727053][T15398] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2191.727053][T15398] !' [ 2191.737674][T15398] CPU: 1 PID: 15398 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2191.746404][T15398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2191.756485][T15398] Call Trace: [ 2191.759762][T15398] dump_stack+0x188/0x20d [ 2191.764107][T15398] sysfs_warn_dup.cold+0x1c/0x2d [ 2191.769025][T15398] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2191.775074][T15398] sysfs_create_link+0x61/0xc0 [ 2191.779817][T15398] device_add+0x71c/0x1bc0 [ 2191.784217][T15398] ? uevent_show+0x360/0x360 [ 2191.788806][T15398] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2191.794781][T15398] wiphy_register+0x1c46/0x2720 [ 2191.799641][T15398] ? wiphy_unregister+0xf90/0xf90 [ 2191.804704][T15398] ? __kmalloc+0x629/0x7a0 [ 2191.809108][T15398] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2191.814766][T15398] ieee80211_register_hw+0x13d4/0x36a0 [ 2191.820248][T15398] ? __debug_object_init+0x4a1/0xe20 [ 2191.825532][T15398] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2191.830973][T15398] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2191.836499][T15398] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2191.842476][T15398] ? memset+0x20/0x40 [ 2191.846452][T15398] ? __hrtimer_init+0x134/0x260 [ 2191.851296][T15398] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2191.856998][T15398] ? vprintk_func+0x81/0x17e [ 2191.861576][T15398] ? hwsim_register_received_nl+0x400/0x400 [ 2191.867452][T15398] hwsim_new_radio_nl+0x905/0xf60 [ 2191.872464][T15398] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2191.878373][T15398] ? cap_capable+0x1eb/0x250 [ 2191.882990][T15398] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2191.889313][T15398] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2191.895694][T15398] genl_rcv_msg+0x627/0xdf0 [ 2191.900206][T15398] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2191.906536][T15398] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2191.912340][T15398] netlink_rcv_skb+0x15a/0x410 [ 2191.917085][T15398] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2191.923484][T15398] ? netlink_ack+0xa80/0xa80 [ 2191.928097][T15398] genl_rcv+0x24/0x40 [ 2191.932120][T15398] netlink_unicast+0x537/0x740 [ 2191.936863][T15398] ? netlink_attachskb+0x810/0x810 [ 2191.941951][T15398] ? _copy_from_iter_full+0x25c/0x870 [ 2191.947299][T15398] ? __phys_addr_symbol+0x2c/0x70 [ 2191.952312][T15398] ? __check_object_size+0x171/0x437 [ 2191.957596][T15398] netlink_sendmsg+0x882/0xe10 [ 2191.962345][T15398] ? aa_af_perm+0x260/0x260 [ 2191.966861][T15398] ? netlink_unicast+0x740/0x740 [ 2191.971788][T15398] ? netlink_unicast+0x740/0x740 [ 2191.976704][T15398] sock_sendmsg+0xcf/0x120 [ 2191.981101][T15398] ____sys_sendmsg+0x6b9/0x7d0 [ 2191.985875][T15398] ? kernel_sendmsg+0x50/0x50 [ 2191.990545][T15398] ? mark_lock+0xbc/0x1220 [ 2191.994948][T15398] ___sys_sendmsg+0x100/0x170 [ 2191.999605][T15398] ? sendmsg_copy_msghdr+0x70/0x70 [ 2192.004702][T15398] ? __fget_files+0x329/0x4f0 [ 2192.009391][T15398] ? ksys_dup3+0x3c0/0x3c0 [ 2192.013787][T15398] ? lock_acquire+0x197/0x420 [ 2192.018451][T15398] ? __might_fault+0xef/0x1d0 [ 2192.023112][T15398] ? __fget_light+0x208/0x270 [ 2192.027769][T15398] __sys_sendmsg+0xec/0x1b0 [ 2192.032254][T15398] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2192.037256][T15398] ? __x64_sys_futex+0x380/0x4f0 [ 2192.042224][T15398] ? trace_hardirqs_off_caller+0x55/0x230 [ 2192.047932][T15398] ? do_syscall_64+0x21/0x7d0 [ 2192.052605][T15398] do_syscall_64+0xf6/0x7d0 [ 2192.057107][T15398] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2192.062995][T15398] RIP: 0033:0x45c849 [ 2192.066884][T15398] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2192.086531][T15398] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2192.094964][T15398] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2192.102955][T15398] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2192.110942][T15398] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2192.118889][T15398] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2192.126872][T15398] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2192.194245][T15397] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2192.202570][T15397] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2192.215587][T15397] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2192.215587][T15397] !' [ 2192.226665][T15397] CPU: 0 PID: 15397 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2192.235379][T15397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2192.245432][T15397] Call Trace: [ 2192.248723][T15397] dump_stack+0x188/0x20d [ 2192.253057][T15397] sysfs_warn_dup.cold+0x1c/0x2d [ 2192.257989][T15397] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2192.264050][T15397] sysfs_create_link+0x61/0xc0 [ 2192.268815][T15397] device_add+0x71c/0x1bc0 [ 2192.273233][T15397] ? uevent_show+0x360/0x360 [ 2192.277992][T15397] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2192.283971][T15397] wiphy_register+0x1c46/0x2720 [ 2192.288827][T15397] ? wiphy_unregister+0xf90/0xf90 [ 2192.293848][T15397] ? __kmalloc+0x629/0x7a0 [ 2192.298256][T15397] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2192.303810][T15397] ieee80211_register_hw+0x13d4/0x36a0 [ 2192.309261][T15397] ? __debug_object_init+0x4a1/0xe20 [ 2192.314560][T15397] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2192.320041][T15397] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2192.325597][T15397] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2192.331596][T15397] ? memset+0x20/0x40 [ 2192.335582][T15397] ? __hrtimer_init+0x134/0x260 [ 2192.340437][T15397] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2192.346159][T15397] ? vprintk_func+0x81/0x17e [ 2192.350777][T15397] ? hwsim_register_received_nl+0x400/0x400 [ 2192.356689][T15397] hwsim_new_radio_nl+0x905/0xf60 [ 2192.361733][T15397] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2192.367641][T15397] ? cap_capable+0x1eb/0x250 [ 2192.372250][T15397] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2192.378566][T15397] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2192.384891][T15397] genl_rcv_msg+0x627/0xdf0 [ 2192.389398][T15397] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2192.395739][T15397] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 2192.401199][T15397] netlink_rcv_skb+0x15a/0x410 [ 2192.405956][T15397] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2192.412274][T15397] ? netlink_ack+0xa80/0xa80 [ 2192.416876][T15397] genl_rcv+0x24/0x40 [ 2192.420849][T15397] netlink_unicast+0x537/0x740 [ 2192.425614][T15397] ? netlink_attachskb+0x810/0x810 [ 2192.430717][T15397] ? _copy_from_iter_full+0x25c/0x870 [ 2192.436079][T15397] ? __phys_addr_symbol+0x2c/0x70 [ 2192.441090][T15397] ? __check_object_size+0x171/0x437 [ 2192.446375][T15397] netlink_sendmsg+0x882/0xe10 [ 2192.451144][T15397] ? aa_af_perm+0x260/0x260 [ 2192.455644][T15397] ? netlink_unicast+0x740/0x740 [ 2192.460585][T15397] ? netlink_unicast+0x740/0x740 [ 2192.465520][T15397] sock_sendmsg+0xcf/0x120 [ 2192.469930][T15397] ____sys_sendmsg+0x6b9/0x7d0 [ 2192.474686][T15397] ? kernel_sendmsg+0x50/0x50 [ 2192.479374][T15397] ___sys_sendmsg+0x100/0x170 [ 2192.484061][T15397] ? sendmsg_copy_msghdr+0x70/0x70 [ 2192.489180][T15397] ? __fget_files+0x329/0x4f0 [ 2192.493857][T15397] ? ksys_dup3+0x3c0/0x3c0 [ 2192.498273][T15397] ? lock_acquire+0x197/0x420 [ 2192.502943][T15397] ? __might_fault+0xef/0x1d0 [ 2192.507625][T15397] ? __fget_light+0x208/0x270 [ 2192.512307][T15397] __sys_sendmsg+0xec/0x1b0 [ 2192.516802][T15397] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2192.521816][T15397] ? __x64_sys_futex+0x380/0x4f0 [ 2192.526760][T15397] ? trace_hardirqs_off_caller+0x55/0x230 [ 2192.532480][T15397] ? do_syscall_64+0x21/0x7d0 [ 2192.537153][T15397] do_syscall_64+0xf6/0x7d0 [ 2192.541665][T15397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2192.547554][T15397] RIP: 0033:0x45c849 [ 2192.551439][T15397] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2192.571030][T15397] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2192.579442][T15397] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2192.587409][T15397] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2192.595369][T15397] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2192.603328][T15397] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2192.611286][T15397] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:18 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c30940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2192.744948][T15402] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2192.754211][T15402] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2192.765919][T15402] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2192.765919][T15402] !' [ 2192.776076][T15402] CPU: 1 PID: 15402 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2192.784778][T15402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2192.794877][T15402] Call Trace: [ 2192.798155][T15402] dump_stack+0x188/0x20d [ 2192.802489][T15402] sysfs_warn_dup.cold+0x1c/0x2d [ 2192.807424][T15402] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2192.813480][T15402] sysfs_create_link+0x61/0xc0 [ 2192.818243][T15402] device_add+0x71c/0x1bc0 [ 2192.822658][T15402] ? uevent_show+0x360/0x360 [ 2192.827241][T15402] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2192.833224][T15402] wiphy_register+0x1c46/0x2720 [ 2192.838075][T15402] ? wiphy_unregister+0xf90/0xf90 [ 2192.843097][T15402] ? __kmalloc+0x629/0x7a0 [ 2192.847581][T15402] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2192.853118][T15402] ieee80211_register_hw+0x13d4/0x36a0 [ 2192.858599][T15402] ? __debug_object_init+0x4a1/0xe20 [ 2192.863890][T15402] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2192.869395][T15402] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2192.874926][T15402] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2192.880900][T15402] ? memset+0x20/0x40 [ 2192.884874][T15402] ? __hrtimer_init+0x134/0x260 [ 2192.889717][T15402] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2192.895473][T15402] ? vprintk_func+0x81/0x17e [ 2192.900090][T15402] ? hwsim_register_received_nl+0x400/0x400 [ 2192.905990][T15402] hwsim_new_radio_nl+0x905/0xf60 [ 2192.911019][T15402] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2192.916892][T15402] ? cap_capable+0x1eb/0x250 [ 2192.921468][T15402] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2192.927775][T15402] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2192.934086][T15402] genl_rcv_msg+0x627/0xdf0 [ 2192.938579][T15402] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2192.944924][T15402] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2192.950726][T15402] netlink_rcv_skb+0x15a/0x410 [ 2192.955476][T15402] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2192.961895][T15402] ? netlink_ack+0xa80/0xa80 [ 2192.966527][T15402] genl_rcv+0x24/0x40 [ 2192.970523][T15402] netlink_unicast+0x537/0x740 [ 2192.975336][T15402] ? netlink_attachskb+0x810/0x810 [ 2192.980432][T15402] ? _copy_from_iter_full+0x25c/0x870 [ 2192.985799][T15402] ? __phys_addr_symbol+0x2c/0x70 [ 2192.990817][T15402] ? __check_object_size+0x171/0x437 [ 2192.996110][T15402] netlink_sendmsg+0x882/0xe10 [ 2193.000869][T15402] ? aa_af_perm+0x260/0x260 [ 2193.005370][T15402] ? netlink_unicast+0x740/0x740 [ 2193.010307][T15402] ? netlink_unicast+0x740/0x740 [ 2193.015227][T15402] sock_sendmsg+0xcf/0x120 [ 2193.019682][T15402] ____sys_sendmsg+0x6b9/0x7d0 [ 2193.024443][T15402] ? kernel_sendmsg+0x50/0x50 [ 2193.029112][T15402] ? mark_lock+0xbc/0x1220 [ 2193.033516][T15402] ___sys_sendmsg+0x100/0x170 [ 2193.038175][T15402] ? sendmsg_copy_msghdr+0x70/0x70 [ 2193.043290][T15402] ? __fget_files+0x329/0x4f0 [ 2193.047963][T15402] ? ksys_dup3+0x3c0/0x3c0 [ 2193.052366][T15402] ? lock_acquire+0x197/0x420 [ 2193.057037][T15402] ? __might_fault+0xef/0x1d0 [ 2193.061710][T15402] ? __fget_light+0x208/0x270 [ 2193.066399][T15402] __sys_sendmsg+0xec/0x1b0 [ 2193.070896][T15402] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2193.075900][T15402] ? __x64_sys_futex+0x380/0x4f0 [ 2193.080821][T15402] ? trace_hardirqs_off_caller+0x55/0x230 [ 2193.086533][T15402] ? do_syscall_64+0x21/0x7d0 [ 2193.091316][T15402] do_syscall_64+0xf6/0x7d0 [ 2193.095810][T15402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2193.101696][T15402] RIP: 0033:0x45c849 [ 2193.105595][T15402] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2193.125211][T15402] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2193.133717][T15402] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2193.141706][T15402] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2193.149679][T15402] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2193.157635][T15402] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2193.165599][T15402] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:19 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c58940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2193.326848][T15406] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2193.335387][T15406] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2193.346822][T15406] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2193.346822][T15406] !' [ 2193.356806][T15406] CPU: 1 PID: 15406 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2193.365492][T15406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2193.375544][T15406] Call Trace: [ 2193.378819][T15406] dump_stack+0x188/0x20d [ 2193.383157][T15406] sysfs_warn_dup.cold+0x1c/0x2d [ 2193.388101][T15406] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2193.394164][T15406] sysfs_create_link+0x61/0xc0 [ 2193.398910][T15406] device_add+0x71c/0x1bc0 [ 2193.403325][T15406] ? uevent_show+0x360/0x360 [ 2193.407909][T15406] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2193.413869][T15406] wiphy_register+0x1c46/0x2720 [ 2193.418710][T15406] ? wiphy_unregister+0xf90/0xf90 [ 2193.423733][T15406] ? __kmalloc+0x629/0x7a0 [ 2193.428153][T15406] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2193.433682][T15406] ieee80211_register_hw+0x13d4/0x36a0 [ 2193.439121][T15406] ? __debug_object_init+0x4a1/0xe20 [ 2193.444407][T15406] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2193.449857][T15406] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2193.455382][T15406] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2193.461382][T15406] ? memset+0x20/0x40 [ 2193.465354][T15406] ? __hrtimer_init+0x134/0x260 [ 2193.470253][T15406] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2193.475973][T15406] ? vprintk_func+0x81/0x17e [ 2193.480553][T15406] ? hwsim_register_received_nl+0x400/0x400 [ 2193.486445][T15406] hwsim_new_radio_nl+0x905/0xf60 [ 2193.491481][T15406] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2193.497362][T15406] ? cap_capable+0x1eb/0x250 [ 2193.501957][T15406] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2193.508284][T15406] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2193.514601][T15406] genl_rcv_msg+0x627/0xdf0 [ 2193.519088][T15406] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2193.525428][T15406] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2193.531249][T15406] netlink_rcv_skb+0x15a/0x410 [ 2193.536013][T15406] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2193.542335][T15406] ? netlink_ack+0xa80/0xa80 [ 2193.546943][T15406] genl_rcv+0x24/0x40 [ 2193.550921][T15406] netlink_unicast+0x537/0x740 [ 2193.555669][T15406] ? netlink_attachskb+0x810/0x810 [ 2193.560758][T15406] ? _copy_from_iter_full+0x25c/0x870 [ 2193.566121][T15406] ? __phys_addr_symbol+0x2c/0x70 [ 2193.571146][T15406] ? __check_object_size+0x171/0x437 [ 2193.576416][T15406] netlink_sendmsg+0x882/0xe10 [ 2193.581169][T15406] ? aa_af_perm+0x260/0x260 [ 2193.585664][T15406] ? netlink_unicast+0x740/0x740 [ 2193.590601][T15406] ? netlink_unicast+0x740/0x740 [ 2193.595540][T15406] sock_sendmsg+0xcf/0x120 [ 2193.599937][T15406] ____sys_sendmsg+0x6b9/0x7d0 [ 2193.604704][T15406] ? kernel_sendmsg+0x50/0x50 [ 2193.609393][T15406] ? mark_lock+0xbc/0x1220 [ 2193.613797][T15406] ___sys_sendmsg+0x100/0x170 [ 2193.618456][T15406] ? sendmsg_copy_msghdr+0x70/0x70 [ 2193.623572][T15406] ? __fget_files+0x329/0x4f0 [ 2193.628244][T15406] ? ksys_dup3+0x3c0/0x3c0 [ 2193.632638][T15406] ? lock_acquire+0x197/0x420 [ 2193.637293][T15406] ? __might_fault+0xef/0x1d0 [ 2193.641969][T15406] ? __fget_light+0x208/0x270 [ 2193.646658][T15406] __sys_sendmsg+0xec/0x1b0 [ 2193.651152][T15406] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2193.656155][T15406] ? __x64_sys_futex+0x380/0x4f0 [ 2193.661080][T15406] ? trace_hardirqs_off_caller+0x55/0x230 [ 2193.666803][T15406] ? do_syscall_64+0x21/0x7d0 [ 2193.671475][T15406] do_syscall_64+0xf6/0x7d0 [ 2193.675973][T15406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2193.681851][T15406] RIP: 0033:0x45c849 [ 2193.685751][T15406] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2193.705359][T15406] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2193.713773][T15406] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2193.721748][T15406] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2193.729721][T15406] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2193.737682][T15406] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2193.745656][T15406] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2193.793905][T15407] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2193.802142][T15407] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2193.813213][T15407] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2193.813213][T15407] !' [ 2193.823125][T15407] CPU: 1 PID: 15407 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2193.831804][T15407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2193.841880][T15407] Call Trace: [ 2193.845171][T15407] dump_stack+0x188/0x20d [ 2193.849495][T15407] sysfs_warn_dup.cold+0x1c/0x2d [ 2193.854431][T15407] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2193.860490][T15407] sysfs_create_link+0x61/0xc0 [ 2193.865244][T15407] device_add+0x71c/0x1bc0 [ 2193.869680][T15407] ? uevent_show+0x360/0x360 [ 2193.874264][T15407] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2193.880238][T15407] wiphy_register+0x1c46/0x2720 [ 2193.885085][T15407] ? wiphy_unregister+0xf90/0xf90 [ 2193.890102][T15407] ? __kmalloc+0x629/0x7a0 [ 2193.894507][T15407] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2193.900041][T15407] ieee80211_register_hw+0x13d4/0x36a0 [ 2193.905522][T15407] ? __debug_object_init+0x4a1/0xe20 [ 2193.910796][T15407] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2193.916242][T15407] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2193.921774][T15407] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2193.928433][T15407] ? memset+0x20/0x40 [ 2193.932400][T15407] ? __hrtimer_init+0x134/0x260 [ 2193.937236][T15407] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2193.942939][T15407] ? vprintk_func+0x81/0x17e [ 2193.947536][T15407] ? hwsim_register_received_nl+0x400/0x400 [ 2193.953420][T15407] hwsim_new_radio_nl+0x905/0xf60 [ 2193.958431][T15407] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2193.964317][T15407] ? cap_capable+0x1eb/0x250 [ 2193.968897][T15407] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2193.975209][T15407] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2193.981524][T15407] genl_rcv_msg+0x627/0xdf0 [ 2193.986018][T15407] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2193.992352][T15407] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2193.998149][T15407] netlink_rcv_skb+0x15a/0x410 [ 2194.002899][T15407] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2194.009212][T15407] ? netlink_ack+0xa80/0xa80 [ 2194.013808][T15407] genl_rcv+0x24/0x40 [ 2194.017792][T15407] netlink_unicast+0x537/0x740 [ 2194.022548][T15407] ? netlink_attachskb+0x810/0x810 [ 2194.027667][T15407] ? _copy_from_iter_full+0x25c/0x870 [ 2194.033036][T15407] ? __phys_addr_symbol+0x2c/0x70 [ 2194.038066][T15407] ? __check_object_size+0x171/0x437 [ 2194.043466][T15407] netlink_sendmsg+0x882/0xe10 [ 2194.048255][T15407] ? aa_af_perm+0x260/0x260 [ 2194.052751][T15407] ? netlink_unicast+0x740/0x740 [ 2194.057707][T15407] ? netlink_unicast+0x740/0x740 [ 2194.062662][T15407] sock_sendmsg+0xcf/0x120 [ 2194.067088][T15407] ____sys_sendmsg+0x6b9/0x7d0 [ 2194.071858][T15407] ? kernel_sendmsg+0x50/0x50 [ 2194.076531][T15407] ? mark_lock+0xbc/0x1220 [ 2194.080949][T15407] ___sys_sendmsg+0x100/0x170 [ 2194.085622][T15407] ? sendmsg_copy_msghdr+0x70/0x70 [ 2194.090727][T15407] ? __fget_files+0x329/0x4f0 [ 2194.095392][T15407] ? ksys_dup3+0x3c0/0x3c0 [ 2194.099794][T15407] ? lock_acquire+0x197/0x420 [ 2194.104458][T15407] ? __might_fault+0xef/0x1d0 [ 2194.109135][T15407] ? __fget_light+0x208/0x270 [ 2194.113814][T15407] __sys_sendmsg+0xec/0x1b0 [ 2194.118313][T15407] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2194.123332][T15407] ? trace_hardirqs_off_caller+0x55/0x230 [ 2194.129039][T15407] ? do_syscall_64+0x21/0x7d0 [ 2194.133704][T15407] do_syscall_64+0xf6/0x7d0 [ 2194.138194][T15407] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2194.144075][T15407] RIP: 0033:0x45c849 [ 2194.147964][T15407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2194.167564][T15407] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2194.175967][T15407] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2194.183939][T15407] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2194.191898][T15407] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2194.199981][T15407] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2194.207940][T15407] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:24 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x8000}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) bpf$MAP_DELETE_BATCH(0x1b, &(0x7f00000001c0)={&(0x7f0000000100)="f0b085207f1722a18358bb2872b423965cc341e41db35e055403768f42fec3efb2b9c5b131b101684dc2d0f84571df822973271672202e129424fd8fd21edfa1d913bb07fd57643d14498454fc4e0c280405370daf4944f8e618cf1a4f47c0f2458938de6cf6b33e1fb001cd8392ca8ed0753833304702557298cb4f57c73d678ab593e3707472baee091e5d04b9fc5b584d0df514c7781af2b0c9e62079f0e144815f2550e8b0187a091548244cb12a1ee541a2c347", &(0x7f0000000080)=""/31, &(0x7f0000000240)="c998e541e56180df7c764bcbcc3cd53fde16caa93e06b1420b6ce05e3dadd349f4699aa1fffaf736378647f0c912ace8aac82383c858490735958d67778faf5b13e97bc046fb92b3c26e028022dffb4397444b2a684286244ced8c52cb88d0178c9e6c0ddda67faf104d2b22357eb724baea2e4ae1d6b181798af7a33ad1eeb38eb2cd2e", &(0x7f0000000380)="b3a612df02423b083cf4000a3b089a612bac9a5adb72e60828fa7be2858751ac7859cb27955c66e8c0ca5b04530f44d418a100406412f01d549b7176752fe0c5c1a97fe57784c1a5d03103fe5498caf7cfc59727ee73d3ac5d967f6da5", 0x7, r0}, 0x38) write$cgroup_int(r0, &(0x7f0000000200), 0x400086) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) 21:53:24 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c64940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2198.901487][T15414] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2198.909824][T15414] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2198.920891][T15414] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2198.920891][T15414] !' [ 2198.930912][T15414] CPU: 0 PID: 15414 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2198.939593][T15414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2198.949654][T15414] Call Trace: [ 2198.952939][T15414] dump_stack+0x188/0x20d [ 2198.957263][T15414] sysfs_warn_dup.cold+0x1c/0x2d [ 2198.962190][T15414] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2198.968242][T15414] sysfs_create_link+0x61/0xc0 [ 2198.972990][T15414] device_add+0x71c/0x1bc0 [ 2198.977393][T15414] ? uevent_show+0x360/0x360 [ 2198.981969][T15414] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2198.987969][T15414] wiphy_register+0x1c46/0x2720 [ 2198.992821][T15414] ? wiphy_unregister+0xf90/0xf90 [ 2198.997829][T15414] ? __kmalloc+0x629/0x7a0 [ 2199.002232][T15414] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2199.007779][T15414] ieee80211_register_hw+0x13d4/0x36a0 [ 2199.013223][T15414] ? __debug_object_init+0x4a1/0xe20 [ 2199.018497][T15414] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2199.023944][T15414] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2199.029483][T15414] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2199.035458][T15414] ? memset+0x20/0x40 [ 2199.039424][T15414] ? __hrtimer_init+0x134/0x260 [ 2199.044260][T15414] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2199.049967][T15414] ? vprintk_func+0x81/0x17e [ 2199.054549][T15414] ? hwsim_register_received_nl+0x400/0x400 [ 2199.060435][T15414] hwsim_new_radio_nl+0x905/0xf60 [ 2199.065448][T15414] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2199.071373][T15414] ? cap_capable+0x1eb/0x250 [ 2199.075950][T15414] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2199.082291][T15414] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2199.088603][T15414] genl_rcv_msg+0x627/0xdf0 [ 2199.093127][T15414] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2199.099446][T15414] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2199.105250][T15414] netlink_rcv_skb+0x15a/0x410 [ 2199.110010][T15414] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2199.116337][T15414] ? netlink_ack+0xa80/0xa80 [ 2199.120971][T15414] genl_rcv+0x24/0x40 [ 2199.124960][T15414] netlink_unicast+0x537/0x740 [ 2199.129736][T15414] ? netlink_attachskb+0x810/0x810 [ 2199.134844][T15414] ? _copy_from_iter_full+0x25c/0x870 [ 2199.140202][T15414] ? __phys_addr_symbol+0x2c/0x70 [ 2199.145212][T15414] ? __check_object_size+0x171/0x437 [ 2199.150489][T15414] netlink_sendmsg+0x882/0xe10 [ 2199.155288][T15414] ? aa_af_perm+0x260/0x260 [ 2199.159826][T15414] ? netlink_unicast+0x740/0x740 [ 2199.164786][T15414] ? netlink_unicast+0x740/0x740 [ 2199.169729][T15414] sock_sendmsg+0xcf/0x120 [ 2199.174193][T15414] ____sys_sendmsg+0x6b9/0x7d0 [ 2199.178977][T15414] ? kernel_sendmsg+0x50/0x50 [ 2199.183699][T15414] ? mark_lock+0xbc/0x1220 [ 2199.188124][T15414] ___sys_sendmsg+0x100/0x170 [ 2199.192806][T15414] ? sendmsg_copy_msghdr+0x70/0x70 [ 2199.197917][T15414] ? __fget_files+0x329/0x4f0 [ 2199.202601][T15414] ? ksys_dup3+0x3c0/0x3c0 [ 2199.207009][T15414] ? lock_acquire+0x197/0x420 [ 2199.211740][T15414] ? __might_fault+0xef/0x1d0 [ 2199.216412][T15414] ? __fget_light+0x208/0x270 [ 2199.221080][T15414] __sys_sendmsg+0xec/0x1b0 [ 2199.225570][T15414] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2199.230587][T15414] ? __x64_sys_futex+0x380/0x4f0 [ 2199.235653][T15414] ? trace_hardirqs_off_caller+0x55/0x230 [ 2199.241430][T15414] ? do_syscall_64+0x21/0x7d0 [ 2199.246147][T15414] do_syscall_64+0xf6/0x7d0 [ 2199.250756][T15414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2199.256643][T15414] RIP: 0033:0x45c849 [ 2199.260572][T15414] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2199.287551][T15414] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2199.295965][T15414] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2199.303942][T15414] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2199.312034][T15414] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2199.320013][T15414] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2199.327997][T15414] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2199.403799][T15413] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2199.412046][T15413] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2199.430218][T15413] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2199.430218][T15413] !' [ 2199.443719][T15413] CPU: 0 PID: 15413 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2199.452433][T15413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2199.462502][T15413] Call Trace: [ 2199.465824][T15413] dump_stack+0x188/0x20d [ 2199.470188][T15413] sysfs_warn_dup.cold+0x1c/0x2d [ 2199.475138][T15413] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2199.481243][T15413] sysfs_create_link+0x61/0xc0 [ 2199.486015][T15413] device_add+0x71c/0x1bc0 [ 2199.490430][T15413] ? uevent_show+0x360/0x360 [ 2199.495060][T15413] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2199.501049][T15413] wiphy_register+0x1c46/0x2720 [ 2199.505907][T15413] ? wiphy_unregister+0xf90/0xf90 [ 2199.510927][T15413] ? __kmalloc+0x629/0x7a0 [ 2199.515344][T15413] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2199.520910][T15413] ieee80211_register_hw+0x13d4/0x36a0 [ 2199.526379][T15413] ? __debug_object_init+0x4a1/0xe20 [ 2199.531716][T15413] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2199.537183][T15413] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2199.542721][T15413] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2199.548717][T15413] ? memset+0x20/0x40 [ 2199.552695][T15413] ? __hrtimer_init+0x134/0x260 [ 2199.557562][T15413] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2199.563291][T15413] ? vprintk_func+0x81/0x17e [ 2199.567884][T15413] ? hwsim_register_received_nl+0x400/0x400 [ 2199.573839][T15413] hwsim_new_radio_nl+0x905/0xf60 [ 2199.579061][T15413] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2199.584976][T15413] ? cap_capable+0x1eb/0x250 [ 2199.589640][T15413] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2199.595970][T15413] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2199.602306][T15413] genl_rcv_msg+0x627/0xdf0 [ 2199.606808][T15413] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2199.613142][T15413] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2199.618948][T15413] netlink_rcv_skb+0x15a/0x410 [ 2199.623701][T15413] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2199.630037][T15413] ? netlink_ack+0xa80/0xa80 [ 2199.634668][T15413] genl_rcv+0x24/0x40 [ 2199.638647][T15413] netlink_unicast+0x537/0x740 [ 2199.643405][T15413] ? netlink_attachskb+0x810/0x810 [ 2199.648544][T15413] ? _copy_from_iter_full+0x25c/0x870 [ 2199.653904][T15413] ? __phys_addr_symbol+0x2c/0x70 [ 2199.658928][T15413] ? __check_object_size+0x171/0x437 [ 2199.664226][T15413] netlink_sendmsg+0x882/0xe10 [ 2199.668985][T15413] ? aa_af_perm+0x260/0x260 [ 2199.673479][T15413] ? netlink_unicast+0x740/0x740 [ 2199.678414][T15413] ? netlink_unicast+0x740/0x740 [ 2199.683345][T15413] sock_sendmsg+0xcf/0x120 [ 2199.687754][T15413] ____sys_sendmsg+0x6b9/0x7d0 [ 2199.692510][T15413] ? kernel_sendmsg+0x50/0x50 [ 2199.697209][T15413] ? mark_lock+0xbc/0x1220 [ 2199.701665][T15413] ___sys_sendmsg+0x100/0x170 [ 2199.706349][T15413] ? sendmsg_copy_msghdr+0x70/0x70 [ 2199.711465][T15413] ? __fget_files+0x329/0x4f0 [ 2199.716162][T15413] ? ksys_dup3+0x3c0/0x3c0 [ 2199.720589][T15413] ? lock_acquire+0x197/0x420 [ 2199.725273][T15413] ? __might_fault+0xef/0x1d0 [ 2199.729948][T15413] ? __fget_light+0x208/0x270 [ 2199.734624][T15413] __sys_sendmsg+0xec/0x1b0 [ 2199.739116][T15413] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2199.744127][T15413] ? __x64_sys_futex+0x380/0x4f0 [ 2199.749075][T15413] ? trace_hardirqs_off_caller+0x55/0x230 [ 2199.754797][T15413] ? do_syscall_64+0x21/0x7d0 [ 2199.759472][T15413] do_syscall_64+0xf6/0x7d0 [ 2199.764064][T15413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2199.769942][T15413] RIP: 0033:0x45c849 [ 2199.773821][T15413] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2199.793422][T15413] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2199.801853][T15413] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2199.809827][T15413] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2199.817802][T15413] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2199.825762][T15413] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2199.833725][T15413] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:31 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$tipc(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f00000014c0)}, 0x5) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x100000001}, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f00000017c0)=ANY=[], 0x0}, 0x20) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f0000000280)='cpuset.memory_migrate\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup/syz1\x00', 0x200002, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) mkdir(&(0x7f0000000140)='./file0\x00', 0x5) mkdirat$cgroup(r3, &(0x7f0000000100)='syz1\x00', 0x1ff) write$cgroup_int(r2, &(0x7f0000000040), 0x12) 21:53:31 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(0xffffffffffffffff, 0x2402, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, 0x0, 0x0, &(0x7f0000000440)=""/244, 0xf4}, 0x2100) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f00000007c0)={0xe2, 0x92}, 0xc) r1 = gettid() r2 = perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0x615, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000c40)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='GPL\x00', 0x5, 0xfd39, &(0x7f000000cf3d)=""/195}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000000c0)={r1, r2, 0x0, 0x0, 0x0, 0x0}, 0x30) r5 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r5, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000002c0)={r5, r0, 0x0, 0x4, &(0x7f0000000280)='GPL\x00', r4}, 0x30) r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r8, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r9 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r9, 0x1, 0x3e, &(0x7f00000002c0)=r8, 0x161) r10 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r10, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000340)={r10, r7, 0x0, 0x9, &(0x7f0000000300)='security\x00'}, 0x30) perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x7, 0x3f, 0x9, 0x0, 0x0, 0x0, 0x808, 0x2, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xffff, 0x4, @perf_bp={&(0x7f0000000040), 0x4}, 0xc, 0x8, 0x7fff, 0x7, 0x6b73, 0xc611, 0x8}, r6, 0x1, r8, 0x3) 21:53:31 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c69940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:53:31 executing program 5: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0x59, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040)={0x0, 0x4}, 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x78) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x1800000000000060, 0x1b, 0x0, &(0x7f0000000100)="480e003f0000007e5bc5795eca000d0800ffffffba0e7200ffff08", 0x0, 0x100, 0xf2ffffff, 0x0, 0x0, 0x0, 0x0}, 0x40) [ 2205.143900][T15422] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2205.152226][T15422] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2205.165965][T15422] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2205.165965][T15422] !' [ 2205.175911][T15422] CPU: 0 PID: 15422 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2205.184640][T15422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2205.194692][T15422] Call Trace: [ 2205.197981][T15422] dump_stack+0x188/0x20d [ 2205.202305][T15422] sysfs_warn_dup.cold+0x1c/0x2d [ 2205.207233][T15422] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2205.213294][T15422] sysfs_create_link+0x61/0xc0 [ 2205.218047][T15422] device_add+0x71c/0x1bc0 [ 2205.222458][T15422] ? uevent_show+0x360/0x360 [ 2205.227060][T15422] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2205.233044][T15422] wiphy_register+0x1c46/0x2720 [ 2205.237893][T15422] ? wiphy_unregister+0xf90/0xf90 [ 2205.242909][T15422] ? __kmalloc+0x629/0x7a0 [ 2205.247313][T15422] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2205.252850][T15422] ieee80211_register_hw+0x13d4/0x36a0 [ 2205.258310][T15422] ? __debug_object_init+0x4a1/0xe20 [ 2205.263602][T15422] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2205.269055][T15422] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2205.274588][T15422] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2205.280582][T15422] ? memset+0x20/0x40 [ 2205.284589][T15422] ? __hrtimer_init+0x134/0x260 [ 2205.289474][T15422] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2205.295188][T15422] ? vprintk_func+0x81/0x17e [ 2205.299816][T15422] ? hwsim_register_received_nl+0x400/0x400 [ 2205.305709][T15422] hwsim_new_radio_nl+0x905/0xf60 [ 2205.310725][T15422] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2205.316632][T15422] ? cap_capable+0x1eb/0x250 [ 2205.321228][T15422] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2205.327553][T15422] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2205.333881][T15422] genl_rcv_msg+0x627/0xdf0 [ 2205.338384][T15422] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2205.344722][T15422] netlink_rcv_skb+0x15a/0x410 [ 2205.349474][T15422] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2205.355803][T15422] ? netlink_ack+0xa80/0xa80 [ 2205.360391][T15422] genl_rcv+0x24/0x40 [ 2205.364359][T15422] netlink_unicast+0x537/0x740 [ 2205.369152][T15422] ? netlink_attachskb+0x810/0x810 [ 2205.374252][T15422] ? _copy_from_iter_full+0x25c/0x870 [ 2205.379636][T15422] ? __phys_addr_symbol+0x2c/0x70 [ 2205.384650][T15422] ? __check_object_size+0x171/0x437 [ 2205.389928][T15422] netlink_sendmsg+0x882/0xe10 [ 2205.394687][T15422] ? aa_af_perm+0x260/0x260 [ 2205.399177][T15422] ? netlink_unicast+0x740/0x740 [ 2205.404113][T15422] ? netlink_unicast+0x740/0x740 [ 2205.409040][T15422] sock_sendmsg+0xcf/0x120 [ 2205.413448][T15422] ____sys_sendmsg+0x6b9/0x7d0 [ 2205.418200][T15422] ? kernel_sendmsg+0x50/0x50 [ 2205.422891][T15422] ___sys_sendmsg+0x100/0x170 [ 2205.427585][T15422] ? sendmsg_copy_msghdr+0x70/0x70 [ 2205.432711][T15422] ? __fget_files+0x329/0x4f0 [ 2205.437401][T15422] ? ksys_dup3+0x3c0/0x3c0 [ 2205.441823][T15422] ? lock_acquire+0x197/0x420 [ 2205.446492][T15422] ? __might_fault+0xef/0x1d0 [ 2205.451163][T15422] ? __fget_light+0x208/0x270 [ 2205.455834][T15422] __sys_sendmsg+0xec/0x1b0 [ 2205.460323][T15422] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2205.465332][T15422] ? __x64_sys_futex+0x380/0x4f0 [ 2205.470265][T15422] ? trace_hardirqs_off_caller+0x55/0x230 [ 2205.475995][T15422] ? do_syscall_64+0x21/0x7d0 [ 2205.480676][T15422] do_syscall_64+0xf6/0x7d0 [ 2205.485185][T15422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2205.491079][T15422] RIP: 0033:0x45c849 [ 2205.494958][T15422] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2205.514562][T15422] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2205.522967][T15422] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2205.530985][T15422] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2205.539016][T15422] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2205.546987][T15422] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2205.554964][T15422] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2205.617163][T15423] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2205.625498][T15423] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2205.641272][T15423] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2205.641272][T15423] !' [ 2205.651120][T15423] CPU: 0 PID: 15423 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2205.659791][T15423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2205.669844][T15423] Call Trace: [ 2205.673134][T15423] dump_stack+0x188/0x20d [ 2205.677488][T15423] sysfs_warn_dup.cold+0x1c/0x2d [ 2205.682435][T15423] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2205.688587][T15423] sysfs_create_link+0x61/0xc0 [ 2205.693381][T15423] device_add+0x71c/0x1bc0 [ 2205.697912][T15423] ? uevent_show+0x360/0x360 [ 2205.702511][T15423] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2205.708517][T15423] wiphy_register+0x1c46/0x2720 [ 2205.713392][T15423] ? wiphy_unregister+0xf90/0xf90 [ 2205.718510][T15423] ? __kmalloc+0x629/0x7a0 [ 2205.723721][T15423] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2205.729264][T15423] ieee80211_register_hw+0x13d4/0x36a0 [ 2205.734717][T15423] ? __debug_object_init+0x4a1/0xe20 [ 2205.739996][T15423] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2205.745461][T15423] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2205.751005][T15423] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2205.757013][T15423] ? memset+0x20/0x40 [ 2205.761004][T15423] ? __hrtimer_init+0x134/0x260 [ 2205.765861][T15423] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2205.771611][T15423] ? vprintk_func+0x81/0x17e [ 2205.776233][T15423] ? hwsim_register_received_nl+0x400/0x400 [ 2205.782148][T15423] hwsim_new_radio_nl+0x905/0xf60 [ 2205.787175][T15423] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2205.793061][T15423] ? cap_capable+0x1eb/0x250 [ 2205.797646][T15423] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2205.803978][T15423] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2205.810332][T15423] genl_rcv_msg+0x627/0xdf0 [ 2205.814857][T15423] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2205.821319][T15423] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2205.827136][T15423] netlink_rcv_skb+0x15a/0x410 [ 2205.832020][T15423] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2205.838372][T15423] ? netlink_ack+0xa80/0xa80 [ 2205.842997][T15423] genl_rcv+0x24/0x40 [ 2205.847122][T15423] netlink_unicast+0x537/0x740 [ 2205.851893][T15423] ? netlink_attachskb+0x810/0x810 [ 2205.857030][T15423] ? _copy_from_iter_full+0x25c/0x870 [ 2205.862396][T15423] ? __phys_addr_symbol+0x2c/0x70 [ 2205.867413][T15423] ? __check_object_size+0x171/0x437 [ 2205.872699][T15423] netlink_sendmsg+0x882/0xe10 [ 2205.877471][T15423] ? aa_af_perm+0x260/0x260 [ 2205.881981][T15423] ? netlink_unicast+0x740/0x740 [ 2205.886931][T15423] ? netlink_unicast+0x740/0x740 [ 2205.891870][T15423] sock_sendmsg+0xcf/0x120 [ 2205.896291][T15423] ____sys_sendmsg+0x6b9/0x7d0 [ 2205.901093][T15423] ? kernel_sendmsg+0x50/0x50 [ 2205.905798][T15423] ? mark_lock+0xbc/0x1220 [ 2205.910215][T15423] ___sys_sendmsg+0x100/0x170 [ 2205.914903][T15423] ? sendmsg_copy_msghdr+0x70/0x70 [ 2205.920034][T15423] ? __fget_files+0x329/0x4f0 [ 2205.924726][T15423] ? ksys_dup3+0x3c0/0x3c0 [ 2205.929241][T15423] ? lock_acquire+0x197/0x420 [ 2205.933926][T15423] ? __might_fault+0xef/0x1d0 [ 2205.938614][T15423] ? __fget_light+0x208/0x270 [ 2205.943308][T15423] __sys_sendmsg+0xec/0x1b0 [ 2205.947817][T15423] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2205.952851][T15423] ? trace_hardirqs_off_caller+0x55/0x230 [ 2205.958564][T15423] ? do_syscall_64+0x21/0x7d0 [ 2205.963232][T15423] do_syscall_64+0xf6/0x7d0 [ 2205.967725][T15423] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2205.973618][T15423] RIP: 0033:0x45c849 [ 2205.977500][T15423] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2205.997090][T15423] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2206.005483][T15423] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2206.013438][T15423] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2206.021399][T15423] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2206.029371][T15423] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2206.037349][T15423] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:32 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6c940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2206.179576][T15426] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2206.188192][T15426] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2206.203708][T15426] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2206.203708][T15426] !' [ 2206.217818][T15426] CPU: 1 PID: 15426 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2206.226511][T15426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2206.236563][T15426] Call Trace: [ 2206.239847][T15426] dump_stack+0x188/0x20d [ 2206.244174][T15426] sysfs_warn_dup.cold+0x1c/0x2d [ 2206.249102][T15426] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2206.255159][T15426] sysfs_create_link+0x61/0xc0 [ 2206.259909][T15426] device_add+0x71c/0x1bc0 [ 2206.264318][T15426] ? uevent_show+0x360/0x360 [ 2206.268897][T15426] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2206.274871][T15426] wiphy_register+0x1c46/0x2720 [ 2206.279723][T15426] ? wiphy_unregister+0xf90/0xf90 [ 2206.284844][T15426] ? __kmalloc+0x629/0x7a0 [ 2206.289250][T15426] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2206.294789][T15426] ieee80211_register_hw+0x13d4/0x36a0 [ 2206.300236][T15426] ? __debug_object_init+0x4a1/0xe20 [ 2206.305516][T15426] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2206.310968][T15426] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2206.317664][T15426] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2206.323702][T15426] ? memset+0x20/0x40 [ 2206.327679][T15426] ? __hrtimer_init+0x134/0x260 [ 2206.332520][T15426] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2206.338243][T15426] ? vprintk_func+0x81/0x17e [ 2206.342827][T15426] ? hwsim_register_received_nl+0x400/0x400 [ 2206.348757][T15426] hwsim_new_radio_nl+0x905/0xf60 [ 2206.353770][T15426] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2206.359643][T15426] ? cap_capable+0x1eb/0x250 [ 2206.364218][T15426] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2206.370524][T15426] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2206.376837][T15426] genl_rcv_msg+0x627/0xdf0 [ 2206.381326][T15426] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2206.387655][T15426] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2206.393479][T15426] netlink_rcv_skb+0x15a/0x410 [ 2206.398225][T15426] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2206.404539][T15426] ? netlink_ack+0xa80/0xa80 [ 2206.409129][T15426] genl_rcv+0x24/0x40 [ 2206.413108][T15426] netlink_unicast+0x537/0x740 [ 2206.417860][T15426] ? netlink_attachskb+0x810/0x810 [ 2206.422959][T15426] ? _copy_from_iter_full+0x25c/0x870 [ 2206.428327][T15426] ? __phys_addr_symbol+0x2c/0x70 [ 2206.433332][T15426] ? __check_object_size+0x171/0x437 [ 2206.438615][T15426] netlink_sendmsg+0x882/0xe10 [ 2206.443364][T15426] ? aa_af_perm+0x260/0x260 [ 2206.447850][T15426] ? netlink_unicast+0x740/0x740 [ 2206.452787][T15426] ? netlink_unicast+0x740/0x740 [ 2206.457706][T15426] sock_sendmsg+0xcf/0x120 [ 2206.462108][T15426] ____sys_sendmsg+0x6b9/0x7d0 [ 2206.466853][T15426] ? kernel_sendmsg+0x50/0x50 [ 2206.471510][T15426] ? mark_lock+0xbc/0x1220 [ 2206.475914][T15426] ___sys_sendmsg+0x100/0x170 [ 2206.480599][T15426] ? sendmsg_copy_msghdr+0x70/0x70 [ 2206.485703][T15426] ? __fget_files+0x329/0x4f0 [ 2206.490366][T15426] ? ksys_dup3+0x3c0/0x3c0 [ 2206.494765][T15426] ? lock_acquire+0x197/0x420 [ 2206.499422][T15426] ? __might_fault+0xef/0x1d0 [ 2206.504102][T15426] ? __fget_light+0x208/0x270 [ 2206.508769][T15426] __sys_sendmsg+0xec/0x1b0 [ 2206.513257][T15426] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2206.518261][T15426] ? __x64_sys_futex+0x380/0x4f0 [ 2206.523188][T15426] ? trace_hardirqs_off_caller+0x55/0x230 [ 2206.528905][T15426] ? do_syscall_64+0x21/0x7d0 [ 2206.533564][T15426] do_syscall_64+0xf6/0x7d0 [ 2206.538067][T15426] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2206.543943][T15426] RIP: 0033:0x45c849 [ 2206.550789][T15426] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2206.570383][T15426] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2206.578779][T15426] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2206.586749][T15426] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2206.594721][T15426] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2206.602696][T15426] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2206.610669][T15426] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2206.714222][T15427] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2206.722438][T15427] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2206.740500][T15427] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2206.740500][T15427] !' [ 2206.750936][T15427] CPU: 1 PID: 15427 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2206.759611][T15427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2206.769667][T15427] Call Trace: [ 2206.772962][T15427] dump_stack+0x188/0x20d [ 2206.777378][T15427] sysfs_warn_dup.cold+0x1c/0x2d [ 2206.782368][T15427] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2206.788426][T15427] sysfs_create_link+0x61/0xc0 [ 2206.793183][T15427] device_add+0x71c/0x1bc0 [ 2206.797620][T15427] ? uevent_show+0x360/0x360 [ 2206.802312][T15427] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2206.808290][T15427] wiphy_register+0x1c46/0x2720 [ 2206.813160][T15427] ? wiphy_unregister+0xf90/0xf90 [ 2206.818196][T15427] ? __kmalloc+0x629/0x7a0 [ 2206.822618][T15427] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2206.828168][T15427] ieee80211_register_hw+0x13d4/0x36a0 [ 2206.833662][T15427] ? __debug_object_init+0x4a1/0xe20 [ 2206.838937][T15427] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2206.844392][T15427] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2206.849924][T15427] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2206.855894][T15427] ? memset+0x20/0x40 [ 2206.859859][T15427] ? __hrtimer_init+0x134/0x260 [ 2206.864695][T15427] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2206.870400][T15427] ? vprintk_func+0x81/0x17e [ 2206.874997][T15427] ? hwsim_register_received_nl+0x400/0x400 [ 2206.880890][T15427] hwsim_new_radio_nl+0x905/0xf60 [ 2206.885918][T15427] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2206.891824][T15427] ? cap_capable+0x1eb/0x250 [ 2206.896420][T15427] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2206.902739][T15427] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2206.909068][T15427] genl_rcv_msg+0x627/0xdf0 [ 2206.913565][T15427] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2206.919891][T15427] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2206.925747][T15427] netlink_rcv_skb+0x15a/0x410 [ 2206.930555][T15427] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2206.936897][T15427] ? netlink_ack+0xa80/0xa80 [ 2206.941500][T15427] genl_rcv+0x24/0x40 [ 2206.945489][T15427] netlink_unicast+0x537/0x740 [ 2206.950263][T15427] ? netlink_attachskb+0x810/0x810 [ 2206.955371][T15427] ? _copy_from_iter_full+0x25c/0x870 [ 2206.960731][T15427] ? __phys_addr_symbol+0x2c/0x70 [ 2206.965756][T15427] ? __check_object_size+0x171/0x437 [ 2206.971043][T15427] netlink_sendmsg+0x882/0xe10 [ 2206.975801][T15427] ? aa_af_perm+0x260/0x260 [ 2206.980414][T15427] ? netlink_unicast+0x740/0x740 [ 2206.985407][T15427] ? netlink_unicast+0x740/0x740 [ 2206.990374][T15427] sock_sendmsg+0xcf/0x120 [ 2206.994786][T15427] ____sys_sendmsg+0x6b9/0x7d0 [ 2206.999574][T15427] ? kernel_sendmsg+0x50/0x50 [ 2207.004239][T15427] ? mark_lock+0xbc/0x1220 [ 2207.008661][T15427] ___sys_sendmsg+0x100/0x170 [ 2207.013331][T15427] ? sendmsg_copy_msghdr+0x70/0x70 [ 2207.018437][T15427] ? __fget_files+0x329/0x4f0 [ 2207.023115][T15427] ? ksys_dup3+0x3c0/0x3c0 [ 2207.027548][T15427] ? lock_acquire+0x197/0x420 [ 2207.032230][T15427] ? __might_fault+0xef/0x1d0 [ 2207.036902][T15427] ? __fget_light+0x208/0x270 [ 2207.041567][T15427] __sys_sendmsg+0xec/0x1b0 [ 2207.046064][T15427] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2207.051082][T15427] ? trace_hardirqs_off_caller+0x55/0x230 [ 2207.056785][T15427] ? do_syscall_64+0x21/0x7d0 [ 2207.061446][T15427] do_syscall_64+0xf6/0x7d0 [ 2207.065942][T15427] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2207.071843][T15427] RIP: 0033:0x45c849 [ 2207.075730][T15427] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2207.095319][T15427] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2207.103721][T15427] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2207.111683][T15427] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2207.119665][T15427] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2207.127647][T15427] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2207.135628][T15427] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:33 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6f940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2207.249108][T15432] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2207.265313][T15432] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2207.277953][T15432] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2207.277953][T15432] !' [ 2207.287871][T15432] CPU: 1 PID: 15432 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2207.296572][T15432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2207.306628][T15432] Call Trace: [ 2207.309910][T15432] dump_stack+0x188/0x20d [ 2207.314246][T15432] sysfs_warn_dup.cold+0x1c/0x2d [ 2207.319203][T15432] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2207.325279][T15432] sysfs_create_link+0x61/0xc0 [ 2207.330029][T15432] device_add+0x71c/0x1bc0 [ 2207.334450][T15432] ? uevent_show+0x360/0x360 [ 2207.339057][T15432] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2207.345039][T15432] wiphy_register+0x1c46/0x2720 [ 2207.349879][T15432] ? wiphy_unregister+0xf90/0xf90 [ 2207.354909][T15432] ? __kmalloc+0x629/0x7a0 [ 2207.359325][T15432] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2207.364890][T15432] ieee80211_register_hw+0x13d4/0x36a0 [ 2207.370365][T15432] ? __debug_object_init+0x4a1/0xe20 [ 2207.375669][T15432] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2207.381138][T15432] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2207.386740][T15432] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2207.392727][T15432] ? memset+0x20/0x40 [ 2207.396713][T15432] ? __hrtimer_init+0x134/0x260 [ 2207.401559][T15432] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2207.407272][T15432] ? vprintk_func+0x81/0x17e [ 2207.411896][T15432] ? hwsim_register_received_nl+0x400/0x400 [ 2207.417793][T15432] hwsim_new_radio_nl+0x905/0xf60 [ 2207.422828][T15432] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2207.428723][T15432] ? cap_capable+0x1eb/0x250 [ 2207.433330][T15432] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2207.439843][T15432] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2207.446168][T15432] genl_rcv_msg+0x627/0xdf0 [ 2207.450687][T15432] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2207.457022][T15432] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2207.462843][T15432] netlink_rcv_skb+0x15a/0x410 [ 2207.467629][T15432] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2207.473960][T15432] ? netlink_ack+0xa80/0xa80 [ 2207.478584][T15432] genl_rcv+0x24/0x40 [ 2207.482576][T15432] netlink_unicast+0x537/0x740 [ 2207.487340][T15432] ? netlink_attachskb+0x810/0x810 [ 2207.492506][T15432] ? _copy_from_iter_full+0x25c/0x870 [ 2207.497893][T15432] ? __phys_addr_symbol+0x2c/0x70 [ 2207.502913][T15432] ? __check_object_size+0x171/0x437 [ 2207.508212][T15432] netlink_sendmsg+0x882/0xe10 [ 2207.512989][T15432] ? aa_af_perm+0x260/0x260 [ 2207.517501][T15432] ? netlink_unicast+0x740/0x740 [ 2207.522449][T15432] ? netlink_unicast+0x740/0x740 [ 2207.527399][T15432] sock_sendmsg+0xcf/0x120 [ 2207.531818][T15432] ____sys_sendmsg+0x6b9/0x7d0 [ 2207.536603][T15432] ? kernel_sendmsg+0x50/0x50 [ 2207.541287][T15432] ? mark_lock+0xbc/0x1220 [ 2207.545703][T15432] ___sys_sendmsg+0x100/0x170 [ 2207.550374][T15432] ? sendmsg_copy_msghdr+0x70/0x70 [ 2207.555499][T15432] ? __fget_files+0x329/0x4f0 [ 2207.560170][T15432] ? ksys_dup3+0x3c0/0x3c0 [ 2207.564592][T15432] ? lock_acquire+0x197/0x420 [ 2207.569294][T15432] ? __might_fault+0xef/0x1d0 [ 2207.574000][T15432] ? __fget_light+0x208/0x270 [ 2207.578688][T15432] __sys_sendmsg+0xec/0x1b0 [ 2207.583198][T15432] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2207.588245][T15432] ? __x64_sys_futex+0x380/0x4f0 [ 2207.593202][T15432] ? trace_hardirqs_off_caller+0x55/0x230 [ 2207.598926][T15432] ? do_syscall_64+0x21/0x7d0 [ 2207.603604][T15432] do_syscall_64+0xf6/0x7d0 [ 2207.608113][T15432] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2207.613996][T15432] RIP: 0033:0x45c849 [ 2207.617898][T15432] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2207.637535][T15432] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2207.646003][T15432] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2207.653969][T15432] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2207.661945][T15432] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2207.669914][T15432] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2207.677907][T15432] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2207.744293][T15433] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2207.752632][T15433] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2207.764054][T15433] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2207.764054][T15433] !' [ 2207.773957][T15433] CPU: 1 PID: 15433 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2207.782644][T15433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2207.792707][T15433] Call Trace: [ 2207.796002][T15433] dump_stack+0x188/0x20d [ 2207.800326][T15433] sysfs_warn_dup.cold+0x1c/0x2d [ 2207.805255][T15433] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2207.811309][T15433] sysfs_create_link+0x61/0xc0 [ 2207.816074][T15433] device_add+0x71c/0x1bc0 [ 2207.820510][T15433] ? uevent_show+0x360/0x360 [ 2207.825126][T15433] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2207.831105][T15433] wiphy_register+0x1c46/0x2720 [ 2207.835977][T15433] ? wiphy_unregister+0xf90/0xf90 [ 2207.841018][T15433] ? __kmalloc+0x629/0x7a0 [ 2207.845428][T15433] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2207.850978][T15433] ieee80211_register_hw+0x13d4/0x36a0 [ 2207.856430][T15433] ? __debug_object_init+0x4a1/0xe20 [ 2207.861726][T15433] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2207.867211][T15433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2207.872748][T15433] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2207.878721][T15433] ? memset+0x20/0x40 [ 2207.882691][T15433] ? __hrtimer_init+0x134/0x260 [ 2207.887536][T15433] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2207.893261][T15433] ? vprintk_func+0x81/0x17e [ 2207.897856][T15433] ? hwsim_register_received_nl+0x400/0x400 [ 2207.903746][T15433] hwsim_new_radio_nl+0x905/0xf60 [ 2207.908766][T15433] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2207.914647][T15433] ? cap_capable+0x1eb/0x250 [ 2207.919230][T15433] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2207.925554][T15433] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2207.931870][T15433] genl_rcv_msg+0x627/0xdf0 [ 2207.936367][T15433] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2207.942691][T15433] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2207.948488][T15433] netlink_rcv_skb+0x15a/0x410 [ 2207.953243][T15433] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2207.959561][T15433] ? netlink_ack+0xa80/0xa80 [ 2207.964151][T15433] genl_rcv+0x24/0x40 [ 2207.968140][T15433] netlink_unicast+0x537/0x740 [ 2207.972926][T15433] ? netlink_attachskb+0x810/0x810 [ 2207.978035][T15433] ? _copy_from_iter_full+0x25c/0x870 [ 2207.983453][T15433] ? __phys_addr_symbol+0x2c/0x70 [ 2207.988480][T15433] ? __check_object_size+0x171/0x437 [ 2207.993788][T15433] netlink_sendmsg+0x882/0xe10 [ 2207.998551][T15433] ? aa_af_perm+0x260/0x260 [ 2208.003065][T15433] ? netlink_unicast+0x740/0x740 [ 2208.008014][T15433] ? netlink_unicast+0x740/0x740 [ 2208.012972][T15433] sock_sendmsg+0xcf/0x120 [ 2208.017389][T15433] ____sys_sendmsg+0x6b9/0x7d0 [ 2208.022154][T15433] ? kernel_sendmsg+0x50/0x50 [ 2208.026821][T15433] ? mark_lock+0xbc/0x1220 [ 2208.031365][T15433] ___sys_sendmsg+0x100/0x170 [ 2208.036049][T15433] ? sendmsg_copy_msghdr+0x70/0x70 [ 2208.041183][T15433] ? __fget_files+0x329/0x4f0 [ 2208.045857][T15433] ? ksys_dup3+0x3c0/0x3c0 [ 2208.050266][T15433] ? lock_acquire+0x197/0x420 [ 2208.054955][T15433] ? __might_fault+0xef/0x1d0 [ 2208.059672][T15433] ? __fget_light+0x208/0x270 [ 2208.064355][T15433] __sys_sendmsg+0xec/0x1b0 [ 2208.068855][T15433] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2208.073883][T15433] ? trace_hardirqs_off_caller+0x55/0x230 [ 2208.079606][T15433] ? do_syscall_64+0x21/0x7d0 [ 2208.084275][T15433] do_syscall_64+0xf6/0x7d0 [ 2208.088771][T15433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2208.094648][T15433] RIP: 0033:0x45c849 [ 2208.098529][T15433] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2208.118132][T15433] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2208.126720][T15433] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2208.134681][T15433] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2208.142638][T15433] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2208.150601][T15433] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2208.158555][T15433] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:39 executing program 1: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$kcm(0x10, 0x2, 0x0) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r2, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg$kcm(r2, &(0x7f0000002340)={&(0x7f0000000100)=@pppol2tpv3in6={0x18, 0x1, {0x0, r3, 0x0, 0x3, 0x0, 0x1, {0xa, 0x4e23, 0xa5, @empty, 0x200}}}, 0x80, &(0x7f00000022c0)=[{&(0x7f0000000180)="c3f2f3a28689a7bdca0c1da1f2d57435567a616882c9b3eb742354cdd9bb7b6796da578668045fb83b11a07f3afcf2b3ac4891ea07f31a753dff71cc371164149dad55d15624706ebafe1f44bacd9febde060879ee1192c29c161614f68b495bc6e1c462de0990713e9f88c086799be5335f715f16a721db62", 0x79}, {&(0x7f0000000200)="e81e28dddc3bcd7fd0511bd0468fca23f3cf7e9a2dca5a67c12fa7c6508ac62bedeed48ace87915076c9ed31f92f0bce078e36b5e5690ce53c60c36d0464df69bf86baaf711f548386268463f9a2b6696944e969b5168fc2298b92cbcc49a5852ae166db81043553fecffa6082cc4a4819312889ea3a1ee649cc110b1229326cf8127355cda316db907a65ef5a8b0f78be07877e2c7abef917c69cdf3d58ca3a4b14107c97e3e30f804b44dfeff158c0c1fef39334e2d0a3630f624940d2dabb7a868ce36ecc486827d6fe43f323fbacf3356b6f2081372dd989800a4408145d5ce1a3da942640f4b80f53a108d2d05a9f3a57d94f9964e8bb6f4d72db94b09b918395cecdc286bf03ff9b44a6c9912b2d8bb8064a7c0879c3e61819cde192785312591e8963a887296bdfbe9a8c171c15e64bc82658c48e4935aa261f3e5bdd1a5b7ab4056ce959cd953940273c8bee848933f49565292e8d26d4829c0bf227f751c87ddf37d9e8edb30fe70b253454daa1ea5f0f456208d549bab781c1ff19c8eb8a8a3400df48c27ff30e7d6349f8f948c5e4bd0e2ade2411183f495732ffa59c8a3419147ad916116af353c331ed516004f4b58906e8c2f3d977ab0c0560052b957494e260fe8c95678edc4405e39551422bac4554149f6c4477294e5130ace9af2e621424beb780464a1762a90733d117f955f58fc3bd6cfbc8c55d9fa9151aa2edb3a620ccec1a2789837c13ea98833742175fac8db21e75d8441796c93d929f55b4a04d5e9e3454d317ed264d46f2fe372591dd9699bb2d7bd5b0a00ea85e4212a9eabaa298daa6e9c6a7fee156b540ad1477cc0000ef719c2dbddb740cac66103062e4fa80a9f61b11672fe6f776ebf547399e9b1794796072d2512142af2cb8e6a195d9d1c37bb4e78c8f07a8fea16ff440e61ba985ecf8725dcc087fb3f737041191b005a87411e100c19b438f063f4aa8d6a465a8dc373df9495cceb83c85f8eadd04b8bd535c43f5551e912db480afb3c9a9cb9ea07ab80fb1fef609a710cfc221e48f055b9f0339c710373368dca9200e3b85546084a3e29cf51b444eaedc39050f0e024beab91d1d60a808aed6d0844983dc4f64685b5d388d702467a50f60c7d364b16169fc3fc389ffa802c0d7ecce26e81e3f99db2c4b832fe9cd925e658595a6ed5d364da50b4048ff3791ab0ed37512e64d827d76439065eb830e709a37cfff9b341766bfe809ffc5b3b08c38dca8e098c2c4fda4df82f950957559efc1c706f65314ec89ef66078d775211ab30df0e7cea9af24369a96222b3a7dcdd99b4b1e2c51334fe4b5092b3a88c9c2d401fd7da2a111dd428b8ec0c0ce5762390c457758fe85c714d24feb9174cca5bf3b34e7375d51d430f1d0a1bb8e9808efc8b29bead1edd0108aa47bcee641ef9a145f6a744a4f635396cacc16781f024fa244cef48b348d5cfee5620380338e322c803e87af6f7be7d228c3d7c42b93082d61944de41ac6141cedeb34f14eb63746740a8288bb74e706f73afd764d5fbaa85a72e6857fc85347e5446e32288ed284302a1b52294ed4e205bebedeb37ccdabf8f3a6fd0ff9061db149c2d9b6d1d27eaed7574782efc88259b9f1b6851d9977add356bdab123f22575f788bb0736855b83347228c58d9897c44aa0203dcb4dc8bab565b141f124c05fa3d0c71ea8de99a4227ff3d1107358fdf8c3d8ef8127c0c8cdf53b784cba202fd801531e15bfa758d1d501bbae938fd32a72fded6034c476c9275c62ac4bb71cac8bac2967a9a51115b6207caa0a875e3ff3f276b0aaa6ed6bb926a5b7d17cfcb201b22ac7c85fcc292685ad92319ea692a531ee15e8da855744beec4ddd0f5040bd2bf683da4e75b9be96505d6037d785c31ed70c48036c9b472cc57f5ea7a3dc8b8184e33630da07b30c39997b50c3a3f5bf5c8dfd37464d8b6e3fb14ef72809c1bd6f814fb70ff4a2ca2e371ed2ff7b423dfb34f18c9b4fde71b8f18688ce9d60f2541f007f981cce4706fca6210f428ae6218dcc2b48e06bc0ced0cee197fcdb4b2f104060ae0738e32785818aabe3b240615578de35d839e5b2b919721eb0a94f10cc2908598b91f3e057ceb470c54d5a42e0dcc59eace5c28baa159b1d4b7d83a81d4043416163199fcb56aedacf53688ac31b5b88d629eb1fc7fa9c3a07cc901fb7cf8180177cd6facd70bd88089777d5ba8b1fd55c1183f7fab62f57bdde708ce1c8364dfa2c6101fc6be82b092a3ebaf20f030d22d89c975808a7f3c5eae21878513eaab1403e62feeb0b690b5d7ba57e07821f22bbfbe10887d170fca62da37e55001fc044832dbdd4da34a54c7beef15868fbed354f2c7005fc864f8f2da06f9b3134c4da96c02861fa37a50135edffa5a7ae0173cacc3a7bfb68f26512d44ad0cecdfe02ffae1df029cc85e7131809d0d09a1dd8387489609526d97e1f5e89406653aa5167e23bdfb4123918fa29a847063dc4654316d27d44abf9805491c83b60fa11d5ab502441d9e5bd6cba4ef6e6faf8a712a50bc48bb552aa967211695dbf7d07c9fafb9220f894fddfbc114778984f7653f423b5eda0968a5cb68d9562e4f0aa5ecd318b8a8a5acabbccd1c0a63fff74578e0e4db38794b6b654a564972019c3435446a1e067e7e7b76192c21f3faa64d8e6f5337be7bd6bbd87426dded4ac46a7688e13a72d64162d94438b58da58637e31d00acc251bf2d142fec940cd22ba8486ad8ca8dc824a6e663ae87308cd7cf0a0151ed004d6c2268619232f7faf610eac64478b3e9e5db2c19fd181161c596c42b1fc1419338e43569467c1dfc53de8076f925c6011681679544f15dbb5321c095968c3ad52732b6d1a2a27e0230c0b6b3fbdf38c8635e0a1e15df4834066d2a37b1e05d8d6c0099bcb8f579402318a3a2a8c4f379804ebf8c88a479398b7ed7bb414053ea83e4df0883b4fd123e169344cf2695e65e3e59f96695b0190d66cea774726a7d5d74d64ea1104e7a1638ef75a64fb8e57e81f4017c1bf20f642af621c413e1a6eb378d6186244a057263ad2b366f103f055e39342ce8cb331bec99f634443ffeb4386b9760cc2a6d584c5802d3bf2f72e45318b350dcc4df0fb571bdfb6349ba26d2c86df8b271eba0dba529e01293a0f333ecb0520a64ea16a5df0b5eb19fb3a458b5540f4d2a1d660dc9aff85d748be7f093148edd0bdcdfa8c1477758fe2b0a096b7e9ef804a9f90c8dc32ba62fa5354a9186cbfd1d6e297d7d8a6bab85c7fec47b4ebb22bc181436680c06c48d15ebdd321a59b5ff1b1da69fec38a2175111623498208f09b3ee91fcfb793c91877c1397698d0428d9689248006ca361557e6387667d1c955136582bd0eb9210b6542929c5bd10cfc8eb40899bce61a4d38ed5a30aa75803d27c03daaf53c39d3184e6f8a1e90fa9416ab1b5d88a106878e4d0c7028a4b27d5d8f8bfb2aedcf9dc9a60f587a1c4cc21a2c13d3cde1c387aee499d7f0cc2de51134509dbdbf1d1b8359cebe49ffcbd18292f3b08619e9e7a5ccbb8038e3f5529549d3eb035d197d1268dacee199cf2a055592ada5cbaaf23b90c207fa88bbf37751813aa01f52112c1e07d09f5cf84dc78f31ddfb03bf38bd79dac23c9b3e8138f0443b2032f957b931aee7866dc9471aee85177dd4867b5fa1136889667b242e99e2d99020eb33de2790779897e3a6cd5af378377a411b8ba32e53a0c0b0669aa1f5643dfa57bc4a38881ad45c550abbe509fddb1392f7cc6edd5d2bb2650e2e19ee32250b1db25124e623bbf10819f4153cf1bffa7be211663ef8c56e621e7580df684ff1006c6b73eca2d983a64354ca7902425194a574170afa697e04ed25a9236d38c86f1a6fcd25b198afed2428c0966cdffbda8ccefb30e7218e9f22f8bc65a716771dd93d885ffd4ec59626105ee83630475c04c0992250dba43fa4afcad5bfe998c2d9386d1bf714c7d5acefcf6d60f0d4bbf47f59a5e75bc77ab25b81e2cfde243dce6cfb45dfe3e3eadfec96e1fa26392e349c4587eedc590fa0a8f788859d541d45fa69d25c565a23491fbbae594e20029bd474de796719e28337953725339a75946f34bc9b12729793fe717a9b1ef657d6a892ec73cdff1ed64d2266c96a24e5f0b4a09082f98ba317e99717b2bd47802fc9756d682cab8c460213e4f3858813f3a34bddd7c808fbf8a79900e63285065852a3ea5474a3d8b9a9d68787bb635dfae707b365cb767b92a22d42df545216a808cafecf2619ed14e5656b8ca918cef2da3e854e781c22b6cd131aed491cfeab2649f888a20142f4b69c5a132300e426aad0f19d6c27665ad1c29ea2a1ac1f71bdd2440bc442ace7e03f6c2b1f0eef3e4d4d18eee62799fd454f3168e9c70ce39b287b7ec3d8357f28bf81e5573fb6409c76136887ab8414f53aa52e50474759d5bd70cde5114d9b9ba0f54e79a0312fb9db447ed56067a91268733229f2d3320e4af6f83651f4cf8442ad9ace184d1008567973e1964739c5d339e39df09f4591c8091ae974afd2b1cb70a8d2a87a5e5659ec060010525aa1f58c1c6ec7a49e96d29f7e98796f969a9cfe3de189425190dabebeb0c9ae949eb2d3639b4d5a2969c464de173184aaab906068eb720568ccefeeb9c12e32e12921572a8625fbe05919364bbcda3a9736ad7b6adf4a88691f13ecd20b484497bf2f9e9d65b8a5593db5ca5b1c70158b03f530d66b10c78f3ee383dcbbb167d5a777ac4c27f99abe3a7d34397d854991baaaf648df06a1496bfb26ca435aff46de11f5b22cb44377d9bfc7ef0dc65033decafa8ec613207fc6f1b48494bbbd3c6a0800e6223494b0885ec3a0465013c32bf538525666c1402d532ad9db2130e066653cd3d4fc4cea558f4555ccf037ef304e58d638bb369aae64245f740cbecf8d5f25bfc8d4434ed235d35420e39389f0d81bc0b6e35b14d3526db2f0300d6d0714381d343860ebe47d4e8bbdcfa0fbb6047b3e87813e0fcaf9475d69bb486e42c3421eb06ba1cfdd3a571a654d7534f50e15ddb39a189f2c36f1ff54b8d2e2313793aeefe6a2db0d09676076e401ed6d47b75a01c2b28d60f01b96d19703b7b946d5842882b9d05a3db2a9f6a9c64c3a12035664f5ec74fcc0ccad559f3c16a5d4984065ddb2c8926483c8cc864eb5e2392519b211daee47cb5c3416732021f67c6d9b3be584de520afd78c741a29e7cd73420f41273e1fea04daac7df4d58125d5d211a62495c68a9d2edb211a0589fe84a94138a3ce96169f8cc0151042c2ad57ca91e7f140b571e320971c2a8597083ad9e5ffa03fd2a17b4a8b4878ca6f2630a44b28a15695fc94aa403e50091afb4ae0735824968425ef02f22050866cff0e8192f27c6cfd7d31430d2198df93ab26b15c72bcaf728ca40572ab8a8162a822a83a45838ae71cbb48979c34e6c7f2f757437323732b5cbc7182a2479a0a041ab53a85cec1c51c5cf33c75641af481aaec0f62eea85bf48f773d8288bef6d923d8a7b60d6458e330c8987903672c4213e778aee47d1db7e378f11101d0ee481d68ad2586a17a4112678a42cff24172653d9ac0375c3c1d5e7b9292e16491528235b1a8ed0ad5f33d9ca2f1070070309a53d28bbabb5588e741547b1587f6a959a7748570216a8285805935284e3f7246442bd3fffdafd0ba3c7c42ffe1362706ad0d3f3ab8c5beeb7faf9c74ab89b2ab660ab73ca43bd89a326c533c566f7ec888303826c9ff787b4bd2059f539b428c720d465c175", 0x1000}, {&(0x7f0000000000)="883d91e81b59607234ea0a799d2dfc1f603abd4298ee4542e166ff6c0b01df7da5ba86305681b84ca9ad981d1cb0045784e7cb", 0x33}, {&(0x7f0000001200)="1c7f33d4e66bb616982338ef0fc583728b395e2b97fdc8bf16625dc14d5d80fe826ff12493ff027c7f3260425a7268aa57cf2e5d2cc954da42dfae7312fe8a569cdcd74c85e5cb07bfa8f70fa8e3b86aecab7c5b65d3cf01747fde62f07a515c187e88510703cc6e2ce02e6a6c2715dc9b490a1bda843e1adb57409c96663ab88fae4d88224649e1045c6f78b4737b6065bfa028421e51e5fa846b0867cd7beb96915ee3", 0xa4}, {&(0x7f00000012c0)="2ca9987ed947205d15f94cd0c3f4d033ec8f765537668c654e41809c0e406bce08f054b50e25861f0e31d2e59fe97119946606a54ae5ea589f07fed12fee07a4b4e1a5d3e8c76334fcf88af56b7c69ccd54b83808aba18e00b30bf812bf600607aa0347a8aef31f0208c35af5a9bb6438a2ac8f5527d09ff36dea0008af68f2693006e8c1569638803280614495c4270ce3009ac2391c6f2981fcc0761955f7f20a25a09d2edb29ecb01f0853338a13790d7f36f4e51572bd318aca1aa46ea9217f8e75706ede0e8e49aa2f9e8274d91007ab567bea0deeb371b13d4f962ac5fbc516b6851baa44bbc8f1981a6f339ea5b077c019b78d88aa1b43e6ba39d06df26cdb3ae991fb0e2a30ff1abecb3f435dd0574c88f494f2366bb36748c6faa28c261a5bd078fe5f6fae9b8c9f4105613f761f5e70793087e4473738f259ec36e25382dcbd449f94cc909d8d2c5da7a63926bdb9e9b3280ff5fb259356836c02655797248b44f200fcc94b3c3049895f8e72e5e54d37f28e618e7ac0a141c11ea3fbdb206863a98625fa8138a0a0493bd22b261a94a570152ce45096d14b668434f4bd5c33254e748abe4c87a9f7eb20f83782741d5f31d57ba4b35c46c9fefb7d0b40fe27f13d5cab60c77d839a70eaaa97956a9a5646ede6b538bc68de72ac91032daf7c23109894306497100c2b787a19cffde7b4f45fae8996766068bbe41aa03ff8caa7f3042774c3099d1766c0753a6ab159e14700dfb219742b2f0806261bd34de34b65f2bbfb0c6514e10adc40419a141536dca9e85a93641eb3a59381854d16e9b7b0e69e304139cd243f0a968a9a33532a2c4e4e35b68bb189b85a60d2beab4e5bc9095f8ab831c2a3969adb5cbcfaaaf40b56e514d30c1036f669ee83be36d7a5a9f3717ebcd4cf38635a5504562fdeb719338695e7a427912a8489ec7864971ae8bfd4a583a75e97d823e8fd3cc607d4a34f2786a66f4709fde2cb0b7f2b13107e33ee4f0fa8f6023e279e198a9615f88120ca8570c01cec8cea2ab17066b1209ec71067168d423d058f8f919defe898924a1a8100daa076041d829fca5d2cb2eee11fcd81e9b9fa7c24f189d724dde01ab045a23eedae0bc0884003bfdb2037efc55a79d1b806a008180dd1725f37f13a29646d284bfb4fb706a156f82f3fbf8b8872e9f2adc342525b43f95556de67306b01d2170b639d82317761c583d55e38568f4d406546f0dd062ac81f379fe34dff6512f1f0f8cd4622b0e5a89d6399537af58091624d159835d00de23eb0082d8e3ab8b7af3ebb7f45add7d113747e5be5d4241303f1df3763bb47a65227cf1adeab0a48da3abaaa4d7b8011b81b09e5a01862b2d6a8c0698c65a0f0cc53059edfc2691fa0fac710d2236949f309cf8eb72b5bce217056285f0540cc151c2145bbab710de7c8a8c13a844cfdc115370d1cf85708aac29b970c550503e7bc5e986a95c319c8b3a8e5e9203287ff160b4cb6110d2fb2782ef66b2fe56e4a216715c68a83264a96894c991b3b80fe825889ce59d904485816c821206154efd4240f3a02195063068f267cfb73f2200ec17b57dfd4dbb412da6e077bd2232f652c6f0808a8c17b944f0703220e05f27305e609fa617816e2039986645b09cdd430434bd598e4b025f2a929bb2d24dbe670fecbbe7be274d36db605d0481b343d90ccaa1b8aafd49daa29983679e2f4bde0c87a59533c1b8dd15575aa387abcbc1650dab4fb7ec31daf2a581023e7c861fcf9105e7f3ddee95e1175e6899928aa2303155d130fe5b2aaeab24b7da5632ff4e12a613f286c8fa0dcba37b102f595c8863493aec64fb4c08e5217d42016f82a9276a9957c1fdae1d08402bad8adf7a73c174b81dd4caf0509112c905c2f7ab03e363d911078879c08cc2aa92b79871492944f6aa3b4be5c344ab0eace71a2c3152f0794030a5d82b42806d2a8c0001971b10a0eb289bfd352be1b2bad435754e1b981ea50c81b9c6714d4946d4de3ad2f5a6722bd6356990a4aed6c7a398d5fc8c625d836b7f2884dfd131073f34326dbf0add587561255af2d77a5cbf09265f74be75bfff6c57ab0546055a182d80be03d8d5b5434d8c3f4165b52d5de560f91465b566dcbe8b5d50a65f252a7d09f7b33c9162e7c9a58a3cf5dc79d0da70608d7397026f1c4ea0ea5f9e1dfcd224ad39c24aa09532729ee583a49691dff7b689ea746757f102e4ce4030890832c970a54dfc94676d6ebc3f3ed5cade26d765e577309b34da2d7640e51f8b56840c07be9a74b88d92148d69d09287a40a094218afb580576404568994fc4c27ad03b2daae2116cb6b3437be46a8ed1becb5cdf92ce39c13ab8a64e82938975deba6d2b7c4cb824f751583572405592ef967d7b89237b6b058a2eca3aac324c5e6d9c99dadf763b4d4728f54971053082b4ce8eabc579899a20806d1b0f9ac5311cf16dfff4a8d79445cc7dd25276482488ce15daaef5623648724a68616510aa1ea94b66ef300683be91df90278ade4918cf5b39bfab9af1da406e8417690bcaae63b02451e944c4abfe82451fecd69dbdfab52cef60b587347c9f8880a506253440461d8a1619931e3a765d17ead0f27025a768d41da82fc4f851aa7d86855815608bbb7a72ff65e88d89af8c075be56d21eadd18cfb80889fe030e4e1c1e101926c8b529c1a7ca36dea7706d6febcaa562a1d7306e3137a893c77eaf332cc965f7642b249b76703fb1b77b12efa8f09ee893691d5d20bc936a24602b7bdf19f42911baf3d7201961ce697b156aa3ff2172bb916ed28098cffb40fc2c19d5409c268f98ba8803497d834e8846bcde1c960eaaffea4570e330acd15266cfb43bc1b8287cfd5c68b8df52bd27c4eb9e9e09d77f614f25f7f90c0c8ef2a0ab7e217fe4b0090f3701bd57797dd629d3599e2095bf978041e01a3f5c42e29ac16fbea99e28328843a58e5b2882faeb66836c24d596a163e7d1f248e344dc5f6a92a191fb69707ef28a328878c7bf620a842c6e2e47c52b9174c44ff73383916bd48e2030be1f772222df3268463d57b73a0d9b71c5600baf30b7e883c2aa88fde31851afb7819076d518236c87b4db4d259a3fc45ed734d7e91957a3c01963d857f9b10ad24ab4963641f569f72d8895cc7fae15b41d12f95d606eca57a94fe7e5842a4f1d9db2cb9943dc4bdfab8afdd8a09d7bc94dc28bb2bbefcc05d201bc8b9889b17af7a81f4cc23b662f21b809af4ab94d414bf86851e2d7998d596a1149fc3aa3b24ee77a633f1201460ff7d12e22effe90857288d1223dc4948d60ff14669f9e95a44057d635d6ad3ea558e2e5f88cbf68c737ea79edf0a590f45ffc109215704c75e17a7b809418837c573db3ab60fd25192c09f46482e70cdf187dd522901e4299ae705610b2c23c536078098278e56dad802cb9575bd1f0d6e26ddc6e5de19f5f7625324ef25ee0da9559f0633e09088b9f48a6aa108507053b60a53b0acb7fc94a343dc1a6d1435c20bfbdb51babd7eb0a6caeb04ff878354996b5d5a666daeddebac3944f064ab5192bb28ae6dc265e0bf3f331d7a3ca7eeea7c73ea801a6ede9390bf27da73728c1aabd2a712d1a8844c8cbd02c5fc65a9d87139373caf835231881c3a14114a2c41e106b7ee64511217803333a530d7219dd11ca596f875b1d85d25ea58c4cdb3a4f0baa754a8e7ff9c13b16e2b80fa5650d2eb7b0a53c662390a34930addd65dffe9a2a7984e18b9bd963878d130b2417d55f239020f634502db75bee00cd26b2720bf5c85fb5c2eb8e8a857d05b4d714d026a310a127e5f125bb048feeccec3d65ca0133e483034748178b32373b403527fb926e9779878e197b3f12e834791fcf8d135942809b6acef87dc8ea64e4c8053dede5d9bb4f0d3d4bd1288635cfec73a441477bd6e68d0f62ac1801a0d3b30c34143a9e5dc6d4d10c269e6f6895cc144206f2f6e8dbb5c24253964dc09af119947e254367cf1e8b1ab13a238d4ef05a06c1b937d80b3e7088e09df8fa548aa9923aba8c83f7eccabbef7f0a0e886fe27dbf4612bd49d6c041c21abb5e4e97c5d7955be032268f4683767d01d9b7af0457d7f4f1f124ce75837ad2be07377719fac4ce2bd3c8f60f187598d313030545f84f1220b678bd215ff510728e2e15c6e89b945e03f61ac1b45132abab0dba0ad8a35289685fc06b03abaa20d32cd85df7df71706a647dc2d8bb93b5a3927de8c36c8f93b0a581828e0e261fc74ce6e4f22d21abec2f0bb0dfbb4ff53dc55cc187b6c343873b7bb69497a3295d183db8e1f222e6db4d0bcf5e64fb08dc362da37f721d4329fd0f7b7b2caba56493f6714f4cc272c0330fe393e934e9a9e15aaeceb019fd3e723bcd3b5ab9b258d6e5a63fbd389415b6c5f214c7e6d8be03804d347916d0da8ffbeffc93933988fd30372115b0ed009672e2c2cf6941d41ff944e058c2766886ff4b16bfd6336c773ec2a7dba2fd37143d403934cbf760cb45878569bb134cf531094242d896553cd0270051aea97bc3fe9f7005716d4db87d21715dd612cdfdb755d897094241001ae8b289488eef8bf063b444597786b31b72786164530c064dd14a65ceaed9cb67dd1c539d75c800c348de6c0ee34679cef2eaba7cd77ec7bd86465cc0f4dc52a57364a857eb29785136bb147670059a7e07ba25e6b5ea2295234a90ac3649115e2935de1996dab8168aba9e04d01e84638384a89f430e2af208615cc399ce61e6889cb499d54c3baf779e63e0ff82354a89f777290f7aa2c6289e3cc997bc611fc4517f1774a7af50f8069af2fbdf4501723e241ca9b8b658c536590d39dcd5399db305ac2a4587021a0c50d353825cd1458461038b086594b620d73db64beb74e7c23ff63f0b29bffcf8c15ce71ec52f5dd646746be3529440518ab0dfbbe57e44c6cd3e18494d344acc45a8e2f9e01472c0b78b39a3be0183ee970250af0ddd1647469d382bf2055656d348e1a1ef01601c2e8443ee8532134dfede8d116c40a79e7f0870dd999971e788f86c02965d7e26b731c04ae9e364d26535499cede875e72ba6411a57e57ddeee465fc8c70a2195c561ca3c5c3a9488d0bdcc2d057955a0a6547b7219ebc1c3b152016f1b237e4f5ff82110c7e2440f418d4e07bffe2c8c1a5e045c7662149d993595cdda148f367ec24161b72acc24a230679fd5c650cf0096ecdcc8a9ecbe7b32b72b2784085ddd02daac71544d74c6033c3a67f300f2ccf51931ce67a97e17bfebc9dc38b950d910d0cf0719bc908c0ad5d44efc4063972374f26635570fcadc84ffa53a5e9d8943a69f38985b0a9289055a38b2cc4e73a4c25de10e4ab8aa8e632bf485527ff259da3d6d0b57993f799e2e820611c1cac7f017ed14b218bf5c2c458e9db2057491d67e94ef6218f0cb497c2d7f10077f46215c3b4da7a93bdccc0cb85060e74b8ea25758293fe3ad8d201b30a41685233b29db0fa518f097c3f445ebf864102d8dc3433fa0222e84b62e54049e8826973b21a971fead5885c192e885b7a85272d04826f1a9bca539df8eb72c034a5d50059cf97831e56a39825efbf3594b096e43a507ced10b497205011911b010bcf7a25f065bf8f2a155b5856174e1fa882bcc7fcbf7f705d647af6c5cd9908a28784dc8802fff10478387da2ae5c12a748040ec3b5b2b7bb01cf4b96a2942ed6439b3993d915294abedf60b623b7e372d41fead37f2973f11f660da5e90dc579276316503ed59f418e62688534dd", 0x1000}], 0x5}, 0x40800) sendmsg$kcm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)="2e00000018008103e00f80ecdb4cb92e0a06032c000cd300e8bd6efb120009000e0026001400000006000500fe2e", 0x2e}], 0x1}, 0x0) 21:53:39 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c70940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:53:39 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xe0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc004743e, &(0x7f0000000680)='&@[\x00') r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000000000)) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) write$cgroup_int(r3, &(0x7f0000000400)=0x200000000000000, 0x12) close(r1) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) 21:53:39 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000040)=[{0x0, 0x55}, {&(0x7f0000000480)=""/164, 0xa4}, {&(0x7f0000000000)=""/42, 0x2a}], 0x3, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) ioctl$TUNSETOFFLOAD(r2, 0x400454d0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e7, 0x4, 0x0, 0x0, 0x0, 0x0, 0x83020, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000280), 0x4}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x2, r0, 0x1) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)="2e00000010008188040f80ecdb4cb9cca7480ef43c000000e3bd6efb440009000e000a0010000000028000001201", 0x2e}], 0x1}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, 0x0) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r5, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) recvmsg$kcm(r5, &(0x7f0000000200)={&(0x7f0000000300)=@ax25={{0x3, @bcast}, [@remote, @rose, @remote, @remote, @default, @null, @null, @null]}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000380)=""/79, 0x4f}, {&(0x7f0000000740)=""/4096, 0x1000}, {&(0x7f0000000540)=""/196, 0xc4}], 0x3, &(0x7f0000001740)=""/194, 0xc2}, 0x10002) [ 2213.382173][T15443] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2213.390389][T15443] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2213.404518][T15443] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2213.404518][T15443] !' [ 2213.418804][T15443] CPU: 0 PID: 15443 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2213.427502][T15443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2213.437559][T15443] Call Trace: [ 2213.440844][T15443] dump_stack+0x188/0x20d [ 2213.445184][T15443] sysfs_warn_dup.cold+0x1c/0x2d [ 2213.450131][T15443] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2213.456216][T15443] sysfs_create_link+0x61/0xc0 [ 2213.460975][T15443] device_add+0x71c/0x1bc0 [ 2213.465387][T15443] ? uevent_show+0x360/0x360 [ 2213.469978][T15443] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2213.475964][T15443] wiphy_register+0x1c46/0x2720 [ 2213.480817][T15443] ? wiphy_unregister+0xf90/0xf90 [ 2213.485842][T15443] ? __kmalloc+0x629/0x7a0 [ 2213.490262][T15443] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2213.495801][T15443] ieee80211_register_hw+0x13d4/0x36a0 [ 2213.501251][T15443] ? __debug_object_init+0x4a1/0xe20 [ 2213.506529][T15443] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2213.511981][T15443] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2213.517517][T15443] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2213.523495][T15443] ? memset+0x20/0x40 [ 2213.527484][T15443] ? __hrtimer_init+0x134/0x260 [ 2213.532336][T15443] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2213.538154][T15443] ? vprintk_func+0x81/0x17e [ 2213.542749][T15443] ? hwsim_register_received_nl+0x400/0x400 [ 2213.548675][T15443] hwsim_new_radio_nl+0x905/0xf60 [ 2213.553702][T15443] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2213.559589][T15443] ? cap_capable+0x1eb/0x250 [ 2213.564197][T15443] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2213.570520][T15443] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2213.576844][T15443] genl_rcv_msg+0x627/0xdf0 [ 2213.581342][T15443] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2213.587667][T15443] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2213.593468][T15443] netlink_rcv_skb+0x15a/0x410 [ 2213.598245][T15443] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2213.604567][T15443] ? netlink_ack+0xa80/0xa80 [ 2213.609150][T15443] genl_rcv+0x24/0x40 [ 2213.613121][T15443] netlink_unicast+0x537/0x740 [ 2213.617889][T15443] ? netlink_attachskb+0x810/0x810 [ 2213.623075][T15443] ? _copy_from_iter_full+0x25c/0x870 [ 2213.628434][T15443] ? __phys_addr_symbol+0x2c/0x70 [ 2213.633450][T15443] ? __check_object_size+0x171/0x437 [ 2213.638735][T15443] netlink_sendmsg+0x882/0xe10 [ 2213.643540][T15443] ? aa_af_perm+0x260/0x260 [ 2213.648048][T15443] ? netlink_unicast+0x740/0x740 [ 2213.653025][T15443] ? netlink_unicast+0x740/0x740 [ 2213.657957][T15443] sock_sendmsg+0xcf/0x120 [ 2213.662391][T15443] ____sys_sendmsg+0x6b9/0x7d0 [ 2213.667143][T15443] ? kernel_sendmsg+0x50/0x50 [ 2213.671823][T15443] ? mark_lock+0xbc/0x1220 [ 2213.676253][T15443] ___sys_sendmsg+0x100/0x170 [ 2213.680921][T15443] ? sendmsg_copy_msghdr+0x70/0x70 [ 2213.686029][T15443] ? __fget_files+0x329/0x4f0 [ 2213.690691][T15443] ? ksys_dup3+0x3c0/0x3c0 [ 2213.695096][T15443] ? lock_acquire+0x197/0x420 [ 2213.699773][T15443] ? __might_fault+0xef/0x1d0 [ 2213.704533][T15443] ? __fget_light+0x208/0x270 [ 2213.709199][T15443] __sys_sendmsg+0xec/0x1b0 [ 2213.713686][T15443] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2213.718703][T15443] ? __x64_sys_futex+0x380/0x4f0 [ 2213.723631][T15443] ? trace_hardirqs_off_caller+0x55/0x230 [ 2213.729339][T15443] ? do_syscall_64+0x21/0x7d0 [ 2213.734013][T15443] do_syscall_64+0xf6/0x7d0 [ 2213.738505][T15443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2213.744376][T15443] RIP: 0033:0x45c849 [ 2213.748283][T15443] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2213.767902][T15443] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2213.776297][T15443] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2213.784258][T15443] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2213.792213][T15443] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2213.800167][T15443] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2213.808123][T15443] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:46 executing program 2: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000000c0)='ns/cgroup\x00') bpf$BPF_PROG_GET_FD_BY_ID(0xd, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x8000) socket$kcm(0x2, 0x2, 0x0) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x0) 21:53:46 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c73940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:53:46 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0x3, 0x16, &(0x7f0000000340)=ANY=[@ANYBLOB="61128c000000000061134c0000000000bf2000000000000007000000080000002d0301000000000095000000000000006926000000000000bf67000000000000150600000fff52004507000002ffffffd50600000ee60000bf050000000000001f630000000000006507000002000000070700004c0000001f75000000000000bf54000000000000070400000400f9ffad430100000000009500000000000000050000000000000095000000000000001a15ec78468ccf9d15eaca98a8734f0ca4c23811ecce37a1a38858e9b33f663d6c401ab31f12d21dd264313da2d589608e5fe0ac1a79ef51cb7a5402"], &(0x7f0000000100)='GPL\x00'}, 0x48) 21:53:46 executing program 1: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='hugetlb.2MB.usage_in_bytes\x00', 0x26e1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40086602, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2100, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000100), 0x6}, 0x4a2d, 0x8000, 0x0, 0x0, 0x0, 0x2}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = openat$cgroup_ro(r1, &(0x7f0000000300)='pids.current\x00', 0x7a05, 0x1700) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r4, &(0x7f0000000200), 0x43400) openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000000c0)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40305829, &(0x7f0000000040)) openat$cgroup_procs(r1, &(0x7f0000000380)='tasks\x00', 0x2, 0x0) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.net/syz1\x00', 0x200002, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, &(0x7f00000002c0), 0x161) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f00000005c0)={0x0, 0xffffffffffffffff, 0x0, 0x12, &(0x7f00000003c0)='cpuacct.usage_all\x00', 0xffffffffffffffff}, 0x30) perf_event_open(&(0x7f0000000540)={0x2, 0x70, 0x20, 0x8, 0x0, 0xb6, 0x0, 0xbe2, 0x0, 0x8, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x4, 0x2, @perf_config_ext={0x4, 0x4}, 0x0, 0x6, 0x0, 0x4, 0x8000, 0x2, 0x950}, 0x0, 0x9, r6, 0x1) openat$cgroup_ro(r5, &(0x7f00000001c0)='cpuacct.usage_all\x00', 0x0, 0x0) [ 2220.579653][T15451] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2220.588015][T15451] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2220.599164][T15451] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2220.599164][T15451] !' [ 2220.609154][T15451] CPU: 0 PID: 15451 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2220.617844][T15451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2220.627902][T15451] Call Trace: [ 2220.631184][T15451] dump_stack+0x188/0x20d [ 2220.635542][T15451] sysfs_warn_dup.cold+0x1c/0x2d [ 2220.640517][T15451] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2220.646608][T15451] sysfs_create_link+0x61/0xc0 [ 2220.651386][T15451] device_add+0x71c/0x1bc0 [ 2220.655804][T15451] ? uevent_show+0x360/0x360 [ 2220.660420][T15451] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2220.666413][T15451] wiphy_register+0x1c46/0x2720 [ 2220.671271][T15451] ? wiphy_unregister+0xf90/0xf90 [ 2220.676290][T15451] ? __kmalloc+0x629/0x7a0 [ 2220.680696][T15451] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2220.686264][T15451] ieee80211_register_hw+0x13d4/0x36a0 [ 2220.691738][T15451] ? __debug_object_init+0x4a1/0xe20 [ 2220.697020][T15451] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2220.702489][T15451] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2220.708051][T15451] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2220.714057][T15451] ? memset+0x20/0x40 [ 2220.718041][T15451] ? __hrtimer_init+0x134/0x260 [ 2220.722897][T15451] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2220.728637][T15451] ? vprintk_func+0x81/0x17e [ 2220.733339][T15451] ? hwsim_register_received_nl+0x400/0x400 [ 2220.739285][T15451] hwsim_new_radio_nl+0x905/0xf60 [ 2220.744339][T15451] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2220.750232][T15451] ? cap_capable+0x1eb/0x250 [ 2220.754875][T15451] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2220.761204][T15451] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2220.767537][T15451] genl_rcv_msg+0x627/0xdf0 [ 2220.772047][T15451] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2220.778424][T15451] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2220.784248][T15451] netlink_rcv_skb+0x15a/0x410 [ 2220.789017][T15451] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2220.795330][T15451] ? netlink_ack+0xa80/0xa80 [ 2220.799914][T15451] genl_rcv+0x24/0x40 [ 2220.803900][T15451] netlink_unicast+0x537/0x740 [ 2220.808678][T15451] ? netlink_attachskb+0x810/0x810 [ 2220.813787][T15451] ? _copy_from_iter_full+0x25c/0x870 [ 2220.819151][T15451] ? __phys_addr_symbol+0x2c/0x70 [ 2220.824168][T15451] ? __check_object_size+0x171/0x437 [ 2220.829458][T15451] netlink_sendmsg+0x882/0xe10 [ 2220.834216][T15451] ? aa_af_perm+0x260/0x260 [ 2220.838701][T15451] ? netlink_unicast+0x740/0x740 [ 2220.843645][T15451] ? netlink_unicast+0x740/0x740 [ 2220.848579][T15451] sock_sendmsg+0xcf/0x120 [ 2220.853000][T15451] ____sys_sendmsg+0x6b9/0x7d0 [ 2220.857821][T15451] ? kernel_sendmsg+0x50/0x50 [ 2220.862506][T15451] ? mark_lock+0xbc/0x1220 [ 2220.866960][T15451] ___sys_sendmsg+0x100/0x170 [ 2220.871643][T15451] ? sendmsg_copy_msghdr+0x70/0x70 [ 2220.876758][T15451] ? __fget_files+0x329/0x4f0 [ 2220.881430][T15451] ? ksys_dup3+0x3c0/0x3c0 [ 2220.885844][T15451] ? lock_acquire+0x197/0x420 [ 2220.890522][T15451] ? __might_fault+0xef/0x1d0 [ 2220.895190][T15451] ? __fget_light+0x208/0x270 [ 2220.899869][T15451] __sys_sendmsg+0xec/0x1b0 [ 2220.904376][T15451] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2220.909396][T15451] ? __x64_sys_futex+0x380/0x4f0 [ 2220.914329][T15451] ? trace_hardirqs_off_caller+0x55/0x230 [ 2220.920045][T15451] ? do_syscall_64+0x21/0x7d0 [ 2220.924733][T15451] do_syscall_64+0xf6/0x7d0 [ 2220.929249][T15451] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2220.935189][T15451] RIP: 0033:0x45c849 [ 2220.939069][T15451] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2220.958666][T15451] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2220.967088][T15451] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2220.975095][T15451] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2220.983067][T15451] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2220.991103][T15451] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2220.999074][T15451] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2221.065697][T15450] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2221.074792][T15450] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2221.087108][T15450] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2221.087108][T15450] !' [ 2221.102733][T15450] CPU: 1 PID: 15450 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2221.111437][T15450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2221.121494][T15450] Call Trace: [ 2221.124795][T15450] dump_stack+0x188/0x20d [ 2221.129119][T15450] sysfs_warn_dup.cold+0x1c/0x2d [ 2221.134044][T15450] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2221.140096][T15450] sysfs_create_link+0x61/0xc0 [ 2221.144849][T15450] device_add+0x71c/0x1bc0 [ 2221.149260][T15450] ? uevent_show+0x360/0x360 [ 2221.153857][T15450] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2221.159838][T15450] wiphy_register+0x1c46/0x2720 [ 2221.164693][T15450] ? wiphy_unregister+0xf90/0xf90 [ 2221.169712][T15450] ? __kmalloc+0x629/0x7a0 [ 2221.174118][T15450] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2221.179655][T15450] ieee80211_register_hw+0x13d4/0x36a0 [ 2221.185113][T15450] ? __debug_object_init+0x4a1/0xe20 [ 2221.190389][T15450] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2221.195833][T15450] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2221.201370][T15450] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2221.207335][T15450] ? memset+0x20/0x40 [ 2221.211321][T15450] ? __hrtimer_init+0x134/0x260 [ 2221.216169][T15450] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2221.221879][T15450] ? vprintk_func+0x81/0x17e [ 2221.226480][T15450] ? hwsim_register_received_nl+0x400/0x400 [ 2221.232373][T15450] hwsim_new_radio_nl+0x905/0xf60 [ 2221.237388][T15450] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2221.243277][T15450] ? cap_capable+0x1eb/0x250 [ 2221.247858][T15450] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2221.254179][T15450] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2221.260490][T15450] genl_rcv_msg+0x627/0xdf0 [ 2221.264995][T15450] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2221.271318][T15450] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2221.277116][T15450] netlink_rcv_skb+0x15a/0x410 [ 2221.281875][T15450] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2221.288205][T15450] ? netlink_ack+0xa80/0xa80 [ 2221.292805][T15450] genl_rcv+0x24/0x40 [ 2221.296784][T15450] netlink_unicast+0x537/0x740 [ 2221.301546][T15450] ? netlink_attachskb+0x810/0x810 [ 2221.306650][T15450] ? _copy_from_iter_full+0x25c/0x870 [ 2221.312022][T15450] ? __phys_addr_symbol+0x2c/0x70 [ 2221.317058][T15450] ? __check_object_size+0x171/0x437 [ 2221.322359][T15450] netlink_sendmsg+0x882/0xe10 [ 2221.327122][T15450] ? aa_af_perm+0x260/0x260 [ 2221.331613][T15450] ? netlink_unicast+0x740/0x740 [ 2221.336546][T15450] ? netlink_unicast+0x740/0x740 [ 2221.341487][T15450] sock_sendmsg+0xcf/0x120 [ 2221.345893][T15450] ____sys_sendmsg+0x6b9/0x7d0 [ 2221.350645][T15450] ? kernel_sendmsg+0x50/0x50 [ 2221.355311][T15450] ? mark_lock+0xbc/0x1220 [ 2221.359717][T15450] ___sys_sendmsg+0x100/0x170 [ 2221.364385][T15450] ? sendmsg_copy_msghdr+0x70/0x70 [ 2221.369489][T15450] ? __fget_files+0x329/0x4f0 [ 2221.374163][T15450] ? ksys_dup3+0x3c0/0x3c0 [ 2221.378565][T15450] ? lock_acquire+0x197/0x420 [ 2221.383230][T15450] ? __might_fault+0xef/0x1d0 [ 2221.387913][T15450] ? __fget_light+0x208/0x270 [ 2221.392582][T15450] __sys_sendmsg+0xec/0x1b0 [ 2221.397077][T15450] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2221.402089][T15450] ? __x64_sys_futex+0x380/0x4f0 [ 2221.407020][T15450] ? trace_hardirqs_off_caller+0x55/0x230 [ 2221.412724][T15450] ? do_syscall_64+0x21/0x7d0 [ 2221.417385][T15450] do_syscall_64+0xf6/0x7d0 [ 2221.421877][T15450] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2221.427760][T15450] RIP: 0033:0x45c849 [ 2221.431650][T15450] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2221.451239][T15450] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2221.459634][T15450] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2221.467587][T15450] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2221.475540][T15450] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2221.483493][T15450] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2221.491446][T15450] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:47 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c75940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2221.610911][T15454] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2221.620937][T15454] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2221.633051][T15454] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2221.633051][T15454] !' [ 2221.643090][T15454] CPU: 1 PID: 15454 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2221.651771][T15454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2221.661818][T15454] Call Trace: [ 2221.665106][T15454] dump_stack+0x188/0x20d [ 2221.669583][T15454] sysfs_warn_dup.cold+0x1c/0x2d [ 2221.674573][T15454] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2221.680676][T15454] sysfs_create_link+0x61/0xc0 [ 2221.685444][T15454] device_add+0x71c/0x1bc0 [ 2221.689852][T15454] ? uevent_show+0x360/0x360 [ 2221.694429][T15454] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2221.700427][T15454] wiphy_register+0x1c46/0x2720 [ 2221.705269][T15454] ? wiphy_unregister+0xf90/0xf90 [ 2221.710279][T15454] ? __kmalloc+0x629/0x7a0 [ 2221.714686][T15454] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2221.720235][T15454] ieee80211_register_hw+0x13d4/0x36a0 [ 2221.725699][T15454] ? __debug_object_init+0x4a1/0xe20 [ 2221.730990][T15454] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2221.736437][T15454] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2221.742056][T15454] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2221.748034][T15454] ? memset+0x20/0x40 [ 2221.751999][T15454] ? __hrtimer_init+0x134/0x260 [ 2221.756838][T15454] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2221.762545][T15454] ? vprintk_func+0x81/0x17e [ 2221.767129][T15454] ? hwsim_register_received_nl+0x400/0x400 [ 2221.773008][T15454] hwsim_new_radio_nl+0x905/0xf60 [ 2221.778020][T15454] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2221.783910][T15454] ? cap_capable+0x1eb/0x250 [ 2221.788504][T15454] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2221.794869][T15454] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2221.801242][T15454] genl_rcv_msg+0x627/0xdf0 [ 2221.805846][T15454] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2221.812178][T15454] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2221.817988][T15454] netlink_rcv_skb+0x15a/0x410 [ 2221.822740][T15454] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2221.829065][T15454] ? netlink_ack+0xa80/0xa80 [ 2221.833658][T15454] genl_rcv+0x24/0x40 [ 2221.837637][T15454] netlink_unicast+0x537/0x740 [ 2221.842459][T15454] ? netlink_attachskb+0x810/0x810 [ 2221.847569][T15454] ? _copy_from_iter_full+0x25c/0x870 [ 2221.853044][T15454] ? __phys_addr_symbol+0x2c/0x70 [ 2221.858112][T15454] ? __check_object_size+0x171/0x437 [ 2221.863387][T15454] netlink_sendmsg+0x882/0xe10 [ 2221.868141][T15454] ? aa_af_perm+0x260/0x260 [ 2221.872628][T15454] ? netlink_unicast+0x740/0x740 [ 2221.877571][T15454] ? netlink_unicast+0x740/0x740 [ 2221.882506][T15454] sock_sendmsg+0xcf/0x120 [ 2221.886918][T15454] ____sys_sendmsg+0x6b9/0x7d0 [ 2221.891675][T15454] ? kernel_sendmsg+0x50/0x50 [ 2221.896352][T15454] ___sys_sendmsg+0x100/0x170 [ 2221.901017][T15454] ? sendmsg_copy_msghdr+0x70/0x70 [ 2221.906139][T15454] ? __fget_files+0x329/0x4f0 [ 2221.910809][T15454] ? ksys_dup3+0x3c0/0x3c0 [ 2221.915209][T15454] ? lock_acquire+0x197/0x420 [ 2221.919867][T15454] ? __might_fault+0xef/0x1d0 [ 2221.924531][T15454] ? __fget_light+0x208/0x270 [ 2221.929206][T15454] __sys_sendmsg+0xec/0x1b0 [ 2221.933739][T15454] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2221.938769][T15454] ? __x64_sys_futex+0x380/0x4f0 [ 2221.943707][T15454] ? trace_hardirqs_off_caller+0x55/0x230 [ 2221.949531][T15454] ? do_syscall_64+0x21/0x7d0 [ 2221.954261][T15454] do_syscall_64+0xf6/0x7d0 [ 2221.958759][T15454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2221.964676][T15454] RIP: 0033:0x45c849 [ 2221.968597][T15454] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2221.988281][T15454] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2221.996689][T15454] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2222.004658][T15454] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2222.012660][T15454] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2222.020660][T15454] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2222.028624][T15454] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2222.133989][T15455] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2222.143124][T15455] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2222.154300][T15455] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2222.154300][T15455] !' [ 2222.165034][T15455] CPU: 1 PID: 15455 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2222.173731][T15455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2222.183802][T15455] Call Trace: [ 2222.187101][T15455] dump_stack+0x188/0x20d [ 2222.191438][T15455] sysfs_warn_dup.cold+0x1c/0x2d [ 2222.196376][T15455] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2222.202433][T15455] sysfs_create_link+0x61/0xc0 [ 2222.207279][T15455] device_add+0x71c/0x1bc0 [ 2222.211722][T15455] ? uevent_show+0x360/0x360 [ 2222.216306][T15455] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2222.222309][T15455] wiphy_register+0x1c46/0x2720 [ 2222.227170][T15455] ? wiphy_unregister+0xf90/0xf90 [ 2222.232188][T15455] ? __kmalloc+0x629/0x7a0 [ 2222.236626][T15455] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2222.242160][T15455] ieee80211_register_hw+0x13d4/0x36a0 [ 2222.247608][T15455] ? __debug_object_init+0x4a1/0xe20 [ 2222.252877][T15455] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2222.258321][T15455] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2222.263902][T15455] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2222.269868][T15455] ? memset+0x20/0x40 [ 2222.273838][T15455] ? __hrtimer_init+0x134/0x260 [ 2222.278680][T15455] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2222.284395][T15455] ? vprintk_func+0x81/0x17e [ 2222.288984][T15455] ? hwsim_register_received_nl+0x400/0x400 [ 2222.294878][T15455] hwsim_new_radio_nl+0x905/0xf60 [ 2222.299895][T15455] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2222.305786][T15455] ? cap_capable+0x1eb/0x250 [ 2222.310372][T15455] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2222.316692][T15455] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2222.323030][T15455] genl_rcv_msg+0x627/0xdf0 [ 2222.327519][T15455] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2222.333837][T15455] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2222.339631][T15455] netlink_rcv_skb+0x15a/0x410 [ 2222.344378][T15455] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2222.350688][T15455] ? netlink_ack+0xa80/0xa80 [ 2222.355274][T15455] genl_rcv+0x24/0x40 [ 2222.359259][T15455] netlink_unicast+0x537/0x740 [ 2222.364026][T15455] ? netlink_attachskb+0x810/0x810 [ 2222.369131][T15455] ? _copy_from_iter_full+0x25c/0x870 [ 2222.374483][T15455] ? __phys_addr_symbol+0x2c/0x70 [ 2222.379494][T15455] ? __check_object_size+0x171/0x437 [ 2222.384770][T15455] netlink_sendmsg+0x882/0xe10 [ 2222.389527][T15455] ? aa_af_perm+0x260/0x260 [ 2222.394016][T15455] ? netlink_unicast+0x740/0x740 [ 2222.398940][T15455] ? netlink_unicast+0x740/0x740 [ 2222.403862][T15455] sock_sendmsg+0xcf/0x120 [ 2222.408261][T15455] ____sys_sendmsg+0x6b9/0x7d0 [ 2222.413009][T15455] ? kernel_sendmsg+0x50/0x50 [ 2222.417670][T15455] ? mark_lock+0xbc/0x1220 [ 2222.422075][T15455] ___sys_sendmsg+0x100/0x170 [ 2222.426754][T15455] ? sendmsg_copy_msghdr+0x70/0x70 [ 2222.431854][T15455] ? __fget_files+0x329/0x4f0 [ 2222.436513][T15455] ? ksys_dup3+0x3c0/0x3c0 [ 2222.440923][T15455] ? lock_acquire+0x197/0x420 [ 2222.445592][T15455] ? __might_fault+0xef/0x1d0 [ 2222.450265][T15455] ? __fget_light+0x208/0x270 [ 2222.454936][T15455] __sys_sendmsg+0xec/0x1b0 [ 2222.459436][T15455] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2222.464457][T15455] ? trace_hardirqs_off_caller+0x55/0x230 [ 2222.470171][T15455] ? do_syscall_64+0x21/0x7d0 [ 2222.474838][T15455] do_syscall_64+0xf6/0x7d0 [ 2222.479331][T15455] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2222.485207][T15455] RIP: 0033:0x45c849 [ 2222.489085][T15455] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2222.508682][T15455] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2222.517081][T15455] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2222.525061][T15455] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2222.533014][T15455] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2222.540989][T15455] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2222.548956][T15455] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:48 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c78940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2222.677463][T15458] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2222.686268][T15458] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2222.699917][T15458] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2222.699917][T15458] !' [ 2222.710692][T15458] CPU: 0 PID: 15458 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2222.719399][T15458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2222.729512][T15458] Call Trace: [ 2222.732821][T15458] dump_stack+0x188/0x20d [ 2222.737178][T15458] sysfs_warn_dup.cold+0x1c/0x2d [ 2222.742142][T15458] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2222.748221][T15458] sysfs_create_link+0x61/0xc0 [ 2222.753011][T15458] device_add+0x71c/0x1bc0 [ 2222.757474][T15458] ? uevent_show+0x360/0x360 [ 2222.762100][T15458] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2222.768102][T15458] wiphy_register+0x1c46/0x2720 [ 2222.773003][T15458] ? wiphy_unregister+0xf90/0xf90 [ 2222.778042][T15458] ? __kmalloc+0x629/0x7a0 [ 2222.782462][T15458] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2222.788077][T15458] ieee80211_register_hw+0x13d4/0x36a0 [ 2222.793556][T15458] ? __debug_object_init+0x4a1/0xe20 [ 2222.798872][T15458] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2222.804351][T15458] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2222.809919][T15458] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2222.815898][T15458] ? memset+0x20/0x40 [ 2222.819867][T15458] ? __hrtimer_init+0x134/0x260 [ 2222.824731][T15458] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2222.830499][T15458] ? vprintk_func+0x81/0x17e [ 2222.835110][T15458] ? hwsim_register_received_nl+0x400/0x400 [ 2222.841001][T15458] hwsim_new_radio_nl+0x905/0xf60 [ 2222.846022][T15458] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2222.851914][T15458] ? cap_capable+0x1eb/0x250 [ 2222.856532][T15458] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2222.862977][T15458] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2222.869376][T15458] genl_rcv_msg+0x627/0xdf0 [ 2222.873910][T15458] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2222.880252][T15458] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2222.886096][T15458] netlink_rcv_skb+0x15a/0x410 [ 2222.890880][T15458] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2222.897244][T15458] ? netlink_ack+0xa80/0xa80 [ 2222.901864][T15458] genl_rcv+0x24/0x40 [ 2222.905882][T15458] netlink_unicast+0x537/0x740 [ 2222.910645][T15458] ? netlink_attachskb+0x810/0x810 [ 2222.915797][T15458] ? _copy_from_iter_full+0x25c/0x870 [ 2222.921183][T15458] ? __phys_addr_symbol+0x2c/0x70 [ 2222.926205][T15458] ? __check_object_size+0x171/0x437 [ 2222.931604][T15458] netlink_sendmsg+0x882/0xe10 [ 2222.936380][T15458] ? aa_af_perm+0x260/0x260 [ 2222.940879][T15458] ? netlink_unicast+0x740/0x740 [ 2222.945862][T15458] ? netlink_unicast+0x740/0x740 [ 2222.950820][T15458] sock_sendmsg+0xcf/0x120 [ 2222.955293][T15458] ____sys_sendmsg+0x6b9/0x7d0 [ 2222.960049][T15458] ? kernel_sendmsg+0x50/0x50 [ 2222.964768][T15458] ___sys_sendmsg+0x100/0x170 [ 2222.969457][T15458] ? sendmsg_copy_msghdr+0x70/0x70 [ 2222.974627][T15458] ? __fget_files+0x329/0x4f0 [ 2222.979297][T15458] ? ksys_dup3+0x3c0/0x3c0 [ 2222.983724][T15458] ? lock_acquire+0x197/0x420 [ 2222.988414][T15458] ? __might_fault+0xef/0x1d0 [ 2222.993115][T15458] ? __fget_light+0x208/0x270 [ 2222.997801][T15458] __sys_sendmsg+0xec/0x1b0 [ 2223.002312][T15458] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2223.007385][T15458] ? __x64_sys_futex+0x380/0x4f0 [ 2223.012396][T15458] ? trace_hardirqs_off_caller+0x55/0x230 [ 2223.018129][T15458] ? do_syscall_64+0x21/0x7d0 [ 2223.023253][T15458] do_syscall_64+0xf6/0x7d0 [ 2223.027772][T15458] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2223.033672][T15458] RIP: 0033:0x45c849 [ 2223.037582][T15458] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2223.057186][T15458] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2223.065604][T15458] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2223.073605][T15458] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2223.081601][T15458] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2223.089584][T15458] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2223.097557][T15458] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2223.164603][T15460] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2223.172863][T15460] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2223.185909][T15460] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2223.185909][T15460] !' [ 2223.198797][T15460] CPU: 0 PID: 15460 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2223.207527][T15460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2223.217586][T15460] Call Trace: [ 2223.220987][T15460] dump_stack+0x188/0x20d [ 2223.225322][T15460] sysfs_warn_dup.cold+0x1c/0x2d [ 2223.230266][T15460] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2223.236323][T15460] sysfs_create_link+0x61/0xc0 [ 2223.241107][T15460] device_add+0x71c/0x1bc0 [ 2223.245522][T15460] ? uevent_show+0x360/0x360 [ 2223.250115][T15460] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2223.256094][T15460] wiphy_register+0x1c46/0x2720 [ 2223.260939][T15460] ? wiphy_unregister+0xf90/0xf90 [ 2223.265972][T15460] ? __kmalloc+0x629/0x7a0 [ 2223.270373][T15460] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2223.275911][T15460] ieee80211_register_hw+0x13d4/0x36a0 [ 2223.281359][T15460] ? __debug_object_init+0x4a1/0xe20 [ 2223.286635][T15460] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2223.292085][T15460] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2223.297614][T15460] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2223.303579][T15460] ? memset+0x20/0x40 [ 2223.307552][T15460] ? __hrtimer_init+0x134/0x260 [ 2223.312398][T15460] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2223.318107][T15460] ? vprintk_func+0x81/0x17e [ 2223.322739][T15460] ? hwsim_register_received_nl+0x400/0x400 [ 2223.328642][T15460] hwsim_new_radio_nl+0x905/0xf60 [ 2223.333657][T15460] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2223.339535][T15460] ? cap_capable+0x1eb/0x250 [ 2223.344130][T15460] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2223.350440][T15460] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2223.356756][T15460] genl_rcv_msg+0x627/0xdf0 [ 2223.361254][T15460] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2223.367581][T15460] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2223.373378][T15460] netlink_rcv_skb+0x15a/0x410 [ 2223.378129][T15460] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2223.384446][T15460] ? netlink_ack+0xa80/0xa80 [ 2223.389035][T15460] genl_rcv+0x24/0x40 [ 2223.393002][T15460] netlink_unicast+0x537/0x740 [ 2223.397752][T15460] ? netlink_attachskb+0x810/0x810 [ 2223.402848][T15460] ? security_netlink_send+0x13/0xa0 [ 2223.408119][T15460] ? security_netlink_send+0x75/0xa0 [ 2223.413408][T15460] netlink_sendmsg+0x882/0xe10 [ 2223.418158][T15460] ? aa_af_perm+0x260/0x260 [ 2223.422649][T15460] ? netlink_unicast+0x740/0x740 [ 2223.427582][T15460] ? netlink_unicast+0x740/0x740 [ 2223.432509][T15460] sock_sendmsg+0xcf/0x120 [ 2223.436917][T15460] ____sys_sendmsg+0x6b9/0x7d0 [ 2223.441670][T15460] ? kernel_sendmsg+0x50/0x50 [ 2223.446347][T15460] ? mark_lock+0xbc/0x1220 [ 2223.450755][T15460] ___sys_sendmsg+0x100/0x170 [ 2223.455421][T15460] ? sendmsg_copy_msghdr+0x70/0x70 [ 2223.460524][T15460] ? __fget_files+0x329/0x4f0 [ 2223.465189][T15460] ? ksys_dup3+0x3c0/0x3c0 [ 2223.469588][T15460] ? lock_acquire+0x197/0x420 [ 2223.474252][T15460] ? __might_fault+0xef/0x1d0 [ 2223.478919][T15460] ? __fget_light+0x208/0x270 [ 2223.483583][T15460] __sys_sendmsg+0xec/0x1b0 [ 2223.488072][T15460] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2223.493102][T15460] ? trace_hardirqs_off_caller+0x55/0x230 [ 2223.498831][T15460] ? do_syscall_64+0x21/0x7d0 [ 2223.503512][T15460] do_syscall_64+0xf6/0x7d0 [ 2223.508015][T15460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2223.513896][T15460] RIP: 0033:0x45c849 [ 2223.517784][T15460] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2223.537730][T15460] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2223.546154][T15460] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2223.554119][T15460] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2223.562082][T15460] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2223.570037][T15460] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2223.577994][T15460] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:49 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940e0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2223.696718][T15463] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2223.705879][T15463] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2223.717763][T15463] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2223.717763][T15463] !' [ 2223.727765][T15463] CPU: 1 PID: 15463 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2223.736457][T15463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2223.746514][T15463] Call Trace: [ 2223.749797][T15463] dump_stack+0x188/0x20d [ 2223.754121][T15463] sysfs_warn_dup.cold+0x1c/0x2d [ 2223.759073][T15463] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2223.765144][T15463] sysfs_create_link+0x61/0xc0 [ 2223.769902][T15463] device_add+0x71c/0x1bc0 [ 2223.774325][T15463] ? uevent_show+0x360/0x360 [ 2223.778910][T15463] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2223.784890][T15463] wiphy_register+0x1c46/0x2720 [ 2223.789739][T15463] ? wiphy_unregister+0xf90/0xf90 [ 2223.794768][T15463] ? __kmalloc+0x629/0x7a0 [ 2223.799182][T15463] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2223.804729][T15463] ieee80211_register_hw+0x13d4/0x36a0 [ 2223.810190][T15463] ? __debug_object_init+0x4a1/0xe20 [ 2223.815488][T15463] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2223.821069][T15463] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2223.826703][T15463] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2223.832702][T15463] ? memset+0x20/0x40 [ 2223.836682][T15463] ? __hrtimer_init+0x134/0x260 [ 2223.841561][T15463] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2223.847287][T15463] ? vprintk_func+0x81/0x17e [ 2223.852009][T15463] ? hwsim_register_received_nl+0x400/0x400 [ 2223.857921][T15463] hwsim_new_radio_nl+0x905/0xf60 [ 2223.862999][T15463] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2223.868913][T15463] ? cap_capable+0x1eb/0x250 [ 2223.873582][T15463] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2223.879928][T15463] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2223.886286][T15463] genl_rcv_msg+0x627/0xdf0 [ 2223.890871][T15463] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2223.897233][T15463] netlink_rcv_skb+0x15a/0x410 [ 2223.902097][T15463] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2223.908436][T15463] ? netlink_ack+0xa80/0xa80 [ 2223.913066][T15463] genl_rcv+0x24/0x40 [ 2223.917064][T15463] netlink_unicast+0x537/0x740 [ 2223.921851][T15463] ? netlink_attachskb+0x810/0x810 [ 2223.927009][T15463] ? _copy_from_iter_full+0x25c/0x870 [ 2223.932394][T15463] ? __phys_addr_symbol+0x2c/0x70 [ 2223.937457][T15463] ? __check_object_size+0x171/0x437 [ 2223.942768][T15463] netlink_sendmsg+0x882/0xe10 [ 2223.947537][T15463] ? aa_af_perm+0x260/0x260 [ 2223.952105][T15463] ? netlink_unicast+0x740/0x740 [ 2223.957099][T15463] ? netlink_unicast+0x740/0x740 [ 2223.962038][T15463] sock_sendmsg+0xcf/0x120 [ 2223.966448][T15463] ____sys_sendmsg+0x6b9/0x7d0 [ 2223.971212][T15463] ? kernel_sendmsg+0x50/0x50 [ 2223.975880][T15463] ___sys_sendmsg+0x100/0x170 [ 2223.980549][T15463] ? sendmsg_copy_msghdr+0x70/0x70 [ 2223.985651][T15463] ? __fget_files+0x329/0x4f0 [ 2223.990317][T15463] ? ksys_dup3+0x3c0/0x3c0 [ 2223.994712][T15463] ? lock_acquire+0x197/0x420 [ 2223.999382][T15463] ? __might_fault+0xef/0x1d0 [ 2224.004057][T15463] ? __fget_light+0x208/0x270 [ 2224.008731][T15463] __sys_sendmsg+0xec/0x1b0 [ 2224.013232][T15463] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2224.018244][T15463] ? __x64_sys_futex+0x380/0x4f0 [ 2224.023172][T15463] ? trace_hardirqs_off_caller+0x55/0x230 [ 2224.028882][T15463] ? do_syscall_64+0x21/0x7d0 [ 2224.033571][T15463] do_syscall_64+0xf6/0x7d0 [ 2224.038084][T15463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2224.043973][T15463] RIP: 0033:0x45c849 [ 2224.047938][T15463] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2224.067544][T15463] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2224.075966][T15463] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2224.083935][T15463] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2224.091902][T15463] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2224.099975][T15463] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2224.107952][T15463] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2224.163951][T15463] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2224.172295][T15463] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2224.184342][T15463] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2224.184342][T15463] !' [ 2224.194301][T15463] CPU: 1 PID: 15463 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2224.202987][T15463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2224.213052][T15463] Call Trace: [ 2224.216349][T15463] dump_stack+0x188/0x20d [ 2224.221262][T15463] sysfs_warn_dup.cold+0x1c/0x2d [ 2224.226213][T15463] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2224.232287][T15463] sysfs_create_link+0x61/0xc0 [ 2224.237154][T15463] device_add+0x71c/0x1bc0 [ 2224.241584][T15463] ? uevent_show+0x360/0x360 [ 2224.246175][T15463] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2224.252153][T15463] wiphy_register+0x1c46/0x2720 [ 2224.257001][T15463] ? wiphy_unregister+0xf90/0xf90 [ 2224.262015][T15463] ? __kmalloc+0x629/0x7a0 [ 2224.266420][T15463] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2224.271957][T15463] ieee80211_register_hw+0x13d4/0x36a0 [ 2224.277404][T15463] ? __debug_object_init+0x4a1/0xe20 [ 2224.282681][T15463] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2224.288130][T15463] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2224.293669][T15463] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2224.299632][T15463] ? memset+0x20/0x40 [ 2224.303625][T15463] ? __hrtimer_init+0x134/0x260 [ 2224.308494][T15463] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2224.314228][T15463] ? vprintk_func+0x81/0x17e [ 2224.318827][T15463] ? hwsim_register_received_nl+0x400/0x400 [ 2224.324739][T15463] hwsim_new_radio_nl+0x905/0xf60 [ 2224.329764][T15463] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2224.335668][T15463] ? cap_capable+0x1eb/0x250 [ 2224.340253][T15463] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2224.346573][T15463] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2224.352890][T15463] genl_rcv_msg+0x627/0xdf0 [ 2224.357381][T15463] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2224.363704][T15463] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2224.369512][T15463] netlink_rcv_skb+0x15a/0x410 [ 2224.374263][T15463] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2224.380576][T15463] ? netlink_ack+0xa80/0xa80 [ 2224.385168][T15463] genl_rcv+0x24/0x40 [ 2224.389145][T15463] netlink_unicast+0x537/0x740 [ 2224.393900][T15463] ? netlink_attachskb+0x810/0x810 [ 2224.398994][T15463] ? _copy_from_iter_full+0x25c/0x870 [ 2224.404348][T15463] ? __phys_addr_symbol+0x2c/0x70 [ 2224.409356][T15463] ? __check_object_size+0x171/0x437 [ 2224.414643][T15463] netlink_sendmsg+0x882/0xe10 [ 2224.419395][T15463] ? aa_af_perm+0x260/0x260 [ 2224.424231][T15463] ? netlink_unicast+0x740/0x740 [ 2224.429172][T15463] ? netlink_unicast+0x740/0x740 [ 2224.434093][T15463] sock_sendmsg+0xcf/0x120 [ 2224.438497][T15463] ____sys_sendmsg+0x6b9/0x7d0 [ 2224.443247][T15463] ? kernel_sendmsg+0x50/0x50 [ 2224.447912][T15463] ? mark_lock+0xbc/0x1220 [ 2224.452320][T15463] ___sys_sendmsg+0x100/0x170 [ 2224.456986][T15463] ? sendmsg_copy_msghdr+0x70/0x70 [ 2224.462093][T15463] ? __fget_files+0x329/0x4f0 [ 2224.466755][T15463] ? ksys_dup3+0x3c0/0x3c0 [ 2224.471151][T15463] ? lock_acquire+0x197/0x420 [ 2224.475810][T15463] ? __might_fault+0xef/0x1d0 [ 2224.480480][T15463] ? __fget_light+0x208/0x270 [ 2224.485148][T15463] __sys_sendmsg+0xec/0x1b0 [ 2224.489634][T15463] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2224.494657][T15463] ? __x64_sys_futex+0x380/0x4f0 [ 2224.499588][T15463] ? trace_hardirqs_off_caller+0x55/0x230 [ 2224.505305][T15463] ? do_syscall_64+0x21/0x7d0 [ 2224.509966][T15463] do_syscall_64+0xf6/0x7d0 [ 2224.514467][T15463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2224.520339][T15463] RIP: 0033:0x45c849 [ 2224.524222][T15463] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2224.543817][T15463] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2224.552220][T15463] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2224.560177][T15463] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2224.568134][T15463] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2224.576090][T15463] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2224.584060][T15463] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:53:50 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6394100424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2224.775547][T15467] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2224.785316][T15467] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2224.796297][T15467] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2224.796297][T15467] !' [ 2224.806133][T15467] CPU: 1 PID: 15467 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2224.814818][T15467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2224.824877][T15467] Call Trace: [ 2224.828160][T15467] dump_stack+0x188/0x20d [ 2224.832489][T15467] sysfs_warn_dup.cold+0x1c/0x2d [ 2224.837427][T15467] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2224.843499][T15467] sysfs_create_link+0x61/0xc0 [ 2224.848253][T15467] device_add+0x71c/0x1bc0 [ 2224.852655][T15467] ? uevent_show+0x360/0x360 [ 2224.857230][T15467] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2224.863208][T15467] wiphy_register+0x1c46/0x2720 [ 2224.868057][T15467] ? wiphy_unregister+0xf90/0xf90 [ 2224.873077][T15467] ? __kmalloc+0x629/0x7a0 [ 2224.877499][T15467] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2224.883076][T15467] ieee80211_register_hw+0x13d4/0x36a0 [ 2224.888534][T15467] ? __debug_object_init+0x4a1/0xe20 [ 2224.893813][T15467] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2224.899266][T15467] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2224.904859][T15467] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2224.910869][T15467] ? memset+0x20/0x40 [ 2224.914860][T15467] ? __hrtimer_init+0x134/0x260 [ 2224.919702][T15467] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2224.925413][T15467] ? vprintk_func+0x81/0x17e [ 2224.930059][T15467] ? hwsim_register_received_nl+0x400/0x400 [ 2224.935992][T15467] hwsim_new_radio_nl+0x905/0xf60 [ 2224.941014][T15467] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2224.946905][T15467] ? cap_capable+0x1eb/0x250 [ 2224.951489][T15467] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2224.957811][T15467] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2224.964128][T15467] genl_rcv_msg+0x627/0xdf0 [ 2224.968658][T15467] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2224.974993][T15467] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2224.980812][T15467] netlink_rcv_skb+0x15a/0x410 [ 2224.985574][T15467] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2224.991904][T15467] ? netlink_ack+0xa80/0xa80 [ 2224.996501][T15467] genl_rcv+0x24/0x40 [ 2225.000479][T15467] netlink_unicast+0x537/0x740 [ 2225.005262][T15467] ? netlink_attachskb+0x810/0x810 [ 2225.010364][T15467] ? _copy_from_iter_full+0x25c/0x870 [ 2225.015728][T15467] ? __phys_addr_symbol+0x2c/0x70 [ 2225.020853][T15467] ? __check_object_size+0x171/0x437 [ 2225.026273][T15467] netlink_sendmsg+0x882/0xe10 [ 2225.031092][T15467] ? aa_af_perm+0x260/0x260 [ 2225.035650][T15467] ? netlink_unicast+0x740/0x740 [ 2225.040642][T15467] ? netlink_unicast+0x740/0x740 [ 2225.045573][T15467] sock_sendmsg+0xcf/0x120 [ 2225.049994][T15467] ____sys_sendmsg+0x6b9/0x7d0 [ 2225.054745][T15467] ? kernel_sendmsg+0x50/0x50 [ 2225.059419][T15467] ? mark_lock+0xbc/0x1220 [ 2225.063851][T15467] ___sys_sendmsg+0x100/0x170 [ 2225.068523][T15467] ? sendmsg_copy_msghdr+0x70/0x70 [ 2225.073637][T15467] ? __fget_files+0x329/0x4f0 [ 2225.078319][T15467] ? ksys_dup3+0x3c0/0x3c0 [ 2225.082724][T15467] ? lock_acquire+0x197/0x420 [ 2225.087398][T15467] ? __might_fault+0xef/0x1d0 [ 2225.092072][T15467] ? __fget_light+0x208/0x270 [ 2225.096791][T15467] __sys_sendmsg+0xec/0x1b0 [ 2225.101283][T15467] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2225.106293][T15467] ? __x64_sys_futex+0x380/0x4f0 [ 2225.111223][T15467] ? trace_hardirqs_off_caller+0x55/0x230 [ 2225.116932][T15467] ? do_syscall_64+0x21/0x7d0 [ 2225.122230][T15467] do_syscall_64+0xf6/0x7d0 [ 2225.126721][T15467] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2225.132650][T15467] RIP: 0033:0x45c849 [ 2225.136542][T15467] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2225.156157][T15467] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2225.164583][T15467] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2225.172553][T15467] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2225.180517][T15467] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2225.188480][T15467] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2225.196440][T15467] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:51 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6394120424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2225.364857][T15470] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2225.373328][T15470] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2225.395776][T15470] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2225.395776][T15470] !' [ 2225.405676][T15470] CPU: 1 PID: 15470 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2225.414344][T15470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2225.424401][T15470] Call Trace: [ 2225.427704][T15470] dump_stack+0x188/0x20d [ 2225.432030][T15470] sysfs_warn_dup.cold+0x1c/0x2d [ 2225.437013][T15470] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2225.443090][T15470] sysfs_create_link+0x61/0xc0 [ 2225.447893][T15470] device_add+0x71c/0x1bc0 [ 2225.452305][T15470] ? quarantine_reduce+0x161/0x190 [ 2225.457402][T15470] ? uevent_show+0x360/0x360 [ 2225.462023][T15470] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2225.467990][T15470] wiphy_register+0x1c46/0x2720 [ 2225.472845][T15470] ? wiphy_unregister+0xf90/0xf90 [ 2225.477866][T15470] ? __kmalloc+0x629/0x7a0 [ 2225.482284][T15470] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2225.487818][T15470] ieee80211_register_hw+0x13d4/0x36a0 [ 2225.493262][T15470] ? __debug_object_init+0x4a1/0xe20 [ 2225.498552][T15470] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2225.504009][T15470] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2225.509541][T15470] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2225.515505][T15470] ? memset+0x20/0x40 [ 2225.519472][T15470] ? __hrtimer_init+0x134/0x260 [ 2225.524324][T15470] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2225.530043][T15470] ? vprintk_func+0x81/0x17e [ 2225.534640][T15470] ? hwsim_register_received_nl+0x400/0x400 [ 2225.540532][T15470] hwsim_new_radio_nl+0x905/0xf60 [ 2225.545556][T15470] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2225.551432][T15470] ? cap_capable+0x1eb/0x250 [ 2225.556006][T15470] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2225.562312][T15470] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2225.568628][T15470] genl_rcv_msg+0x627/0xdf0 [ 2225.573136][T15470] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2225.579470][T15470] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2225.585268][T15470] netlink_rcv_skb+0x15a/0x410 [ 2225.590015][T15470] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2225.596330][T15470] ? netlink_ack+0xa80/0xa80 [ 2225.600936][T15470] genl_rcv+0x24/0x40 [ 2225.604911][T15470] netlink_unicast+0x537/0x740 [ 2225.609659][T15470] ? netlink_attachskb+0x810/0x810 [ 2225.614750][T15470] ? _copy_from_iter_full+0x25c/0x870 [ 2225.620148][T15470] ? __phys_addr_symbol+0x2c/0x70 [ 2225.625299][T15470] ? __check_object_size+0x171/0x437 [ 2225.630587][T15470] netlink_sendmsg+0x882/0xe10 [ 2225.635471][T15470] ? aa_af_perm+0x260/0x260 [ 2225.640000][T15470] ? netlink_unicast+0x740/0x740 [ 2225.644938][T15470] ? netlink_unicast+0x740/0x740 [ 2225.649872][T15470] sock_sendmsg+0xcf/0x120 [ 2225.654284][T15470] ____sys_sendmsg+0x6b9/0x7d0 [ 2225.659034][T15470] ? kernel_sendmsg+0x50/0x50 [ 2225.663697][T15470] ? mark_lock+0xbc/0x1220 [ 2225.668144][T15470] ___sys_sendmsg+0x100/0x170 [ 2225.672822][T15470] ? sendmsg_copy_msghdr+0x70/0x70 [ 2225.677928][T15470] ? __fget_files+0x329/0x4f0 [ 2225.682595][T15470] ? ksys_dup3+0x3c0/0x3c0 [ 2225.686999][T15470] ? lock_acquire+0x197/0x420 [ 2225.691712][T15470] ? __might_fault+0xef/0x1d0 [ 2225.696380][T15470] ? __fget_light+0x208/0x270 [ 2225.701175][T15470] __sys_sendmsg+0xec/0x1b0 [ 2225.705804][T15470] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2225.710829][T15470] ? __x64_sys_futex+0x380/0x4f0 [ 2225.715771][T15470] ? trace_hardirqs_off_caller+0x55/0x230 [ 2225.721489][T15470] ? do_syscall_64+0x21/0x7d0 [ 2225.726178][T15470] do_syscall_64+0xf6/0x7d0 [ 2225.730676][T15470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2225.736551][T15470] RIP: 0033:0x45c849 [ 2225.740430][T15470] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2225.760122][T15470] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2225.768514][T15470] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2225.776484][T15470] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2225.784437][T15470] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2225.792389][T15470] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2225.800343][T15470] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2225.864488][T15471] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2225.872736][T15471] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2225.883741][T15471] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2225.883741][T15471] !' [ 2225.893597][T15471] CPU: 1 PID: 15471 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2225.902375][T15471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2225.912454][T15471] Call Trace: [ 2225.915763][T15471] dump_stack+0x188/0x20d [ 2225.920099][T15471] sysfs_warn_dup.cold+0x1c/0x2d [ 2225.925037][T15471] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2225.931115][T15471] sysfs_create_link+0x61/0xc0 [ 2225.935873][T15471] device_add+0x71c/0x1bc0 [ 2225.940291][T15471] ? uevent_show+0x360/0x360 [ 2225.944872][T15471] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2225.950951][T15471] wiphy_register+0x1c46/0x2720 [ 2225.955801][T15471] ? wiphy_unregister+0xf90/0xf90 [ 2225.960844][T15471] ? __kmalloc+0x629/0x7a0 [ 2225.965251][T15471] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2225.970808][T15471] ieee80211_register_hw+0x13d4/0x36a0 [ 2225.976283][T15471] ? __debug_object_init+0x4a1/0xe20 [ 2225.981731][T15471] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2225.987196][T15471] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2225.992743][T15471] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2225.998744][T15471] ? memset+0x20/0x40 [ 2226.002790][T15471] ? __hrtimer_init+0x134/0x260 [ 2226.007667][T15471] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2226.013463][T15471] ? vprintk_func+0x81/0x17e [ 2226.018107][T15471] ? hwsim_register_received_nl+0x400/0x400 [ 2226.024031][T15471] hwsim_new_radio_nl+0x905/0xf60 [ 2226.029079][T15471] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2226.034971][T15471] ? cap_capable+0x1eb/0x250 [ 2226.039582][T15471] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2226.045959][T15471] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2226.052283][T15471] genl_rcv_msg+0x627/0xdf0 [ 2226.056829][T15471] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2226.063166][T15471] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2226.068973][T15471] netlink_rcv_skb+0x15a/0x410 [ 2226.073900][T15471] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2226.080223][T15471] ? netlink_ack+0xa80/0xa80 [ 2226.084808][T15471] genl_rcv+0x24/0x40 [ 2226.088816][T15471] netlink_unicast+0x537/0x740 [ 2226.093679][T15471] ? netlink_attachskb+0x810/0x810 [ 2226.098788][T15471] ? _copy_from_iter_full+0x25c/0x870 [ 2226.104302][T15471] ? __phys_addr_symbol+0x2c/0x70 [ 2226.109328][T15471] ? __check_object_size+0x171/0x437 [ 2226.114680][T15471] netlink_sendmsg+0x882/0xe10 [ 2226.119456][T15471] ? aa_af_perm+0x260/0x260 [ 2226.124067][T15471] ? netlink_unicast+0x740/0x740 [ 2226.129019][T15471] ? netlink_unicast+0x740/0x740 [ 2226.133950][T15471] sock_sendmsg+0xcf/0x120 [ 2226.138354][T15471] ____sys_sendmsg+0x6b9/0x7d0 [ 2226.143105][T15471] ? kernel_sendmsg+0x50/0x50 [ 2226.147794][T15471] ? mark_lock+0xbc/0x1220 [ 2226.152236][T15471] ___sys_sendmsg+0x100/0x170 [ 2226.156910][T15471] ? sendmsg_copy_msghdr+0x70/0x70 [ 2226.162035][T15471] ? __fget_files+0x329/0x4f0 [ 2226.166885][T15471] ? ksys_dup3+0x3c0/0x3c0 [ 2226.171296][T15471] ? lock_acquire+0x197/0x420 [ 2226.176533][T15471] ? __might_fault+0xef/0x1d0 [ 2226.181208][T15471] ? __fget_light+0x208/0x270 [ 2226.185915][T15471] __sys_sendmsg+0xec/0x1b0 [ 2226.190409][T15471] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2226.195432][T15471] ? trace_hardirqs_off_caller+0x55/0x230 [ 2226.201141][T15471] ? do_syscall_64+0x21/0x7d0 [ 2226.205806][T15471] do_syscall_64+0xf6/0x7d0 [ 2226.210299][T15471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2226.216179][T15471] RIP: 0033:0x45c849 [ 2226.220078][T15471] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2226.239668][T15471] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2226.248073][T15471] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2226.256102][T15471] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2226.264103][T15471] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2226.272066][T15471] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2226.280026][T15471] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6394280424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2226.409983][T15474] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2226.418756][T15474] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2226.430678][T15474] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2226.430678][T15474] !' [ 2226.443406][T15474] CPU: 1 PID: 15474 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2226.452108][T15474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2226.462177][T15474] Call Trace: [ 2226.465464][T15474] dump_stack+0x188/0x20d [ 2226.469795][T15474] sysfs_warn_dup.cold+0x1c/0x2d [ 2226.474757][T15474] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2226.480824][T15474] sysfs_create_link+0x61/0xc0 [ 2226.485571][T15474] device_add+0x71c/0x1bc0 [ 2226.489968][T15474] ? uevent_show+0x360/0x360 [ 2226.494543][T15474] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2226.500508][T15474] wiphy_register+0x1c46/0x2720 [ 2226.505350][T15474] ? wiphy_unregister+0xf90/0xf90 [ 2226.510390][T15474] ? __kmalloc+0x629/0x7a0 [ 2226.514800][T15474] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2226.520345][T15474] ieee80211_register_hw+0x13d4/0x36a0 [ 2226.525801][T15474] ? __debug_object_init+0x4a1/0xe20 [ 2226.531075][T15474] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2226.536530][T15474] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2226.542071][T15474] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2226.548030][T15474] ? memset+0x20/0x40 [ 2226.552001][T15474] ? __hrtimer_init+0x134/0x260 [ 2226.556841][T15474] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2226.562538][T15474] ? vprintk_func+0x81/0x17e [ 2226.567118][T15474] ? hwsim_register_received_nl+0x400/0x400 [ 2226.572992][T15474] hwsim_new_radio_nl+0x905/0xf60 [ 2226.577997][T15474] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2226.583870][T15474] ? cap_capable+0x1eb/0x250 [ 2226.588441][T15474] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2226.594754][T15474] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2226.601060][T15474] genl_rcv_msg+0x627/0xdf0 [ 2226.605548][T15474] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2226.611868][T15474] netlink_rcv_skb+0x15a/0x410 [ 2226.616630][T15474] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2226.622936][T15474] ? netlink_ack+0xa80/0xa80 [ 2226.627519][T15474] genl_rcv+0x24/0x40 [ 2226.631490][T15474] netlink_unicast+0x537/0x740 [ 2226.636247][T15474] ? netlink_attachskb+0x810/0x810 [ 2226.641336][T15474] ? _copy_from_iter_full+0x25c/0x870 [ 2226.646776][T15474] ? __phys_addr_symbol+0x2c/0x70 [ 2226.651778][T15474] ? __check_object_size+0x171/0x437 [ 2226.657055][T15474] netlink_sendmsg+0x882/0xe10 [ 2226.661799][T15474] ? aa_af_perm+0x260/0x260 [ 2226.666297][T15474] ? netlink_unicast+0x740/0x740 [ 2226.671220][T15474] ? netlink_unicast+0x740/0x740 [ 2226.676137][T15474] sock_sendmsg+0xcf/0x120 [ 2226.680536][T15474] ____sys_sendmsg+0x6b9/0x7d0 [ 2226.685281][T15474] ? kernel_sendmsg+0x50/0x50 [ 2226.689943][T15474] ___sys_sendmsg+0x100/0x170 [ 2226.694601][T15474] ? sendmsg_copy_msghdr+0x70/0x70 [ 2226.699703][T15474] ? __fget_files+0x329/0x4f0 [ 2226.704377][T15474] ? ksys_dup3+0x3c0/0x3c0 [ 2226.708769][T15474] ? lock_acquire+0x197/0x420 [ 2226.713440][T15474] ? __might_fault+0xef/0x1d0 [ 2226.718097][T15474] ? __fget_light+0x208/0x270 [ 2226.722758][T15474] __sys_sendmsg+0xec/0x1b0 [ 2226.727254][T15474] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2226.732284][T15474] ? __x64_sys_futex+0x380/0x4f0 [ 2226.737220][T15474] ? trace_hardirqs_off_caller+0x55/0x230 [ 2226.742931][T15474] ? do_syscall_64+0x21/0x7d0 [ 2226.747617][T15474] do_syscall_64+0xf6/0x7d0 [ 2226.752106][T15474] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2226.757974][T15474] RIP: 0033:0x45c849 [ 2226.761849][T15474] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2226.781439][T15474] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2226.789838][T15474] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2226.797808][T15474] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2226.805755][T15474] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2226.813703][T15474] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2226.821650][T15474] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2226.913766][T15477] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2226.922195][T15477] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2226.934028][T15477] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2226.934028][T15477] !' [ 2226.944344][T15477] CPU: 1 PID: 15477 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2226.953028][T15477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2226.963074][T15477] Call Trace: [ 2226.966362][T15477] dump_stack+0x188/0x20d [ 2226.970685][T15477] sysfs_warn_dup.cold+0x1c/0x2d [ 2226.975624][T15477] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2226.981680][T15477] sysfs_create_link+0x61/0xc0 [ 2226.986434][T15477] device_add+0x71c/0x1bc0 [ 2226.990840][T15477] ? uevent_show+0x360/0x360 [ 2226.995421][T15477] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2227.001389][T15477] wiphy_register+0x1c46/0x2720 [ 2227.006234][T15477] ? wiphy_unregister+0xf90/0xf90 [ 2227.011246][T15477] ? __kmalloc+0x629/0x7a0 [ 2227.015647][T15477] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2227.021192][T15477] ieee80211_register_hw+0x13d4/0x36a0 [ 2227.026641][T15477] ? __debug_object_init+0x4a1/0xe20 [ 2227.031927][T15477] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2227.037374][T15477] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2227.042908][T15477] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2227.048879][T15477] ? memset+0x20/0x40 [ 2227.052858][T15477] ? __hrtimer_init+0x134/0x260 [ 2227.057821][T15477] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2227.063548][T15477] ? vprintk_func+0x81/0x17e [ 2227.068161][T15477] ? hwsim_register_received_nl+0x400/0x400 [ 2227.074168][T15477] hwsim_new_radio_nl+0x905/0xf60 [ 2227.079193][T15477] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2227.085091][T15477] ? cap_capable+0x1eb/0x250 [ 2227.089694][T15477] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2227.096034][T15477] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2227.102380][T15477] genl_rcv_msg+0x627/0xdf0 [ 2227.106882][T15477] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2227.113228][T15477] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2227.119041][T15477] netlink_rcv_skb+0x15a/0x410 [ 2227.124425][T15477] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2227.130745][T15477] ? netlink_ack+0xa80/0xa80 [ 2227.135354][T15477] genl_rcv+0x24/0x40 [ 2227.139396][T15477] netlink_unicast+0x537/0x740 [ 2227.144159][T15477] ? netlink_attachskb+0x810/0x810 [ 2227.149277][T15477] ? _copy_from_iter_full+0x25c/0x870 [ 2227.154657][T15477] ? __phys_addr_symbol+0x2c/0x70 [ 2227.159679][T15477] ? __check_object_size+0x171/0x437 [ 2227.164973][T15477] netlink_sendmsg+0x882/0xe10 [ 2227.169753][T15477] ? aa_af_perm+0x260/0x260 [ 2227.174271][T15477] ? netlink_unicast+0x740/0x740 [ 2227.179224][T15477] ? netlink_unicast+0x740/0x740 [ 2227.184150][T15477] sock_sendmsg+0xcf/0x120 [ 2227.188564][T15477] ____sys_sendmsg+0x6b9/0x7d0 [ 2227.193344][T15477] ? kernel_sendmsg+0x50/0x50 [ 2227.198027][T15477] ? mark_lock+0xbc/0x1220 [ 2227.202443][T15477] ___sys_sendmsg+0x100/0x170 [ 2227.207111][T15477] ? sendmsg_copy_msghdr+0x70/0x70 [ 2227.212217][T15477] ? __fget_files+0x329/0x4f0 [ 2227.216882][T15477] ? ksys_dup3+0x3c0/0x3c0 [ 2227.221280][T15477] ? lock_acquire+0x197/0x420 [ 2227.225963][T15477] ? __might_fault+0xef/0x1d0 [ 2227.230664][T15477] ? __fget_light+0x208/0x270 [ 2227.235344][T15477] __sys_sendmsg+0xec/0x1b0 [ 2227.239861][T15477] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2227.244914][T15477] ? trace_hardirqs_off_caller+0x55/0x230 [ 2227.250629][T15477] ? do_syscall_64+0x21/0x7d0 [ 2227.255299][T15477] do_syscall_64+0xf6/0x7d0 [ 2227.259806][T15477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2227.265692][T15477] RIP: 0033:0x45c849 [ 2227.269572][T15477] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2227.289157][T15477] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2227.297550][T15477] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2227.305521][T15477] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2227.313477][T15477] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2227.321454][T15477] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2227.329432][T15477] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:53:59 executing program 3: r0 = socket$kcm(0x10, 0x3, 0x10) r1 = socket$kcm(0x29, 0x2, 0x0) socket$kcm(0x29, 0x2, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="250000001000050fd25a80648c63940d0300fc0010ef12ae2b00a16d053582c137153e3709", 0x25}], 0x1}, 0x0) sendmsg(r0, &(0x7f00000005c0)={&(0x7f00000000c0)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x1, 0x3, 0x3, 0x0, {0xa, 0x4e23, 0x9, @loopback, 0x3}}}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000300)="ddf2bf00f9db2ba8a5439f3d78494948ec58cc81575d99e7d59199c48f13c1d896bfb261a997b744f5b45f83a562a33d46eea482b7de24516d84653c339e6a5dd9bbe66e8ca48e76e5e4f78ad2933ff0ea03d45d0539522ef16cf2a60b1ef12b10fca05ad1a6bf84ad7d8a8b1d0b1ce1900e02cbc130850efc27a259934dfe468a093cc723383601235336b9ceccb6e47eab2387856483b4a8f28d4019699a9f5e2ab97319900e224131b38d346c", 0xae}, {&(0x7f0000000540)="79cfbc77b31be299fb26978e5cfaf32afef4e5a162887751fee236f05fe2338e81395fe6c54d843de358f7f3feebfb83e28dbbc0be7fead465f4a04af8ccb0cc918b8f6328de48959b308f9ec7a4953c8f75f1f56f9b2f52fbd25ce4db916cb5", 0x60}], 0x2, &(0x7f0000000740)=[{0x108, 0x6, 0xfff, "e0f3f3b2610286070cc58606d3a3959beaf28ed9c3e071d771920b95689d3d91d7b268306755549d430ab6440dcc4c136611e2675367c2623d12c2e04f7b29a019961d80d2d7da079a15c4d3709394deda461b35ba16cd3e73c663a7de2b5c06ddcdebb22cac37df9b6bfa3b78c781ac7afd75c280d49a324fb2d42a083062c321c86998de203507c4b983383783c216ddb339d3a35422adecdd595c131a05610545ab0e4445b3296277c44fae785d91e6baa7673a06559cec6daf54d62cf6f5c6fadc66393b715b3e04d7a2c1fb0ae4ccac16f7c0bd46e9124a511590e76fc52f3d75950349eae25b73c8c368b4a8d95e"}, {0x68, 0x101, 0x3, "09dc6a0e6363cbcd2e30a503c55161a634fb022b176e70a511ab47a201114574dbc7402187b9d5ca4f95ce4cca1716c044900ad01766625333e5e0fc6c63063b8aef377a2a052611db437e1068a5dc4f3a2999"}, {0xc0, 0x103, 0x4, "9934da54e6326c2a9d8ca7c4cc715bc3f2d24a090a8168a3f5824fa29050fea46400a72dd9e3255b68616c02660e4a8017463da6bd47204dc6f5256fd1314f2774b7608e5728aed3127d0d0a7a63d9cf2b776976672ffc956f07106d3ec953b05004d1579dadbee79b2281caa0700778ef23277e208c1074a0ea8261cabdf01a4dcb45f00b5b9a690f86203088cee0881bc6d8868298f2cf3efffaec481e2c83dd810a572062a8d2d853605cf957b909"}, {0xc8, 0x117, 0xd3, "f37d2941a8aa589a33e7fdaff9fc2c66d02b32776605e6bfd494f0ed1945642e777316e16547a55f0b35a00ca6dc5448a280104e6836621f6680a42f51f4982f119ee20fb321f77cf61b8aa409ec9879786473cc761f3aadf87bcd561d2c656ba43e49cc56fe68b2a647133f555db2b7f8e5ee42ae1b44b4fa25f78c6c4ac9bf6a29708792d9268c21e7e83ae3e475f747ac39ea3d398ad122ec0688192eb2c82148a14c968e1e47a1c436da625bba3c1a75a9ef"}, {0xf8, 0x107, 0xfffffffb, "029e3aa3562bc44d30ae834f323d0982618200c5b5d4d0047c74ce72771d485ac384aa7ccd657422eba187f9f714ea0d3f31fc488efba2d1b9cf7ef48e8c7fba9a624ef3a677a912136f5fb46398c10364f065d86745804c1a963ecbca5b10f3ec23161444c2b81b76a743591f2b8fda6877615572542e0b0e13b30fff876272228a5a7cec55bb403f8a75e407fb1f22c9d5156334705a56f27f2233f814affd43c01a658411ebfb02ee1a03872ce87bfb39f10860e31743f9bd775f79a2a8919897f4525148e9a534ec7450fdb27d260c3e7a921664e2145025e5fde020fb595363075d"}, {0x108, 0x10b, 0x81, "7f3a7c0c941fe09729c90a672b5cb2fe4b8d181a0defc379192d447ac29a52144b11e9babb9d696a0a78cfd0162762795492d2283a6d345f5ca423a185f52b53d4275e7aa744cfeb8a1b9d1d69ff25574c0985ad9993ccfa6e668e6690b00e4a5b0b6ac7e3c99e2733a080d4554d1a23ce22e17f26338a71577530a8db507c407bbb049e2f0a9a3f9e0e9912971e267b2286a4e533f35f852b71bc86e752e7be6c7a446475aa92ffa9fe2712caa425d41646fe570cdfc9f589d97cd12cf54015ce6ef291cc8af8aad096de071dcc9117f36e50d26ea889764e2e5d840655f6f13319a843ba88aa090bb491a4a1f14bad38aa"}, {0xa0, 0x110, 0x6, "07cdb875d1b7d6d3d3f358c586ecd0e535d07b2c97bd8349629388933e70dc4abd890f69f6307b5ac9293478733f24d0e60c63117e7482714d94c4f58cf16009b4fa9d5ac000ccbc6573f7058149abacbbb3a7f3741dc8ab103663178d4e52777fc4b96271c2b374c9e4d316198ec0c74ca19511e996aec1f3a716cfd6b6f0b2115fd07ba6cee79654"}, {0xe8, 0x205, 0x6, "c51855aa664a13670d8221ba6debdb1fbda66f09b38baa8ba889c47b1f659c8d2be38bc8a5472d3de82d39e583375384a66e5113effe33aca7f98f55c4c2279db39789023d5d0c68c8197c8e95949976c8ea938199999fc11314824d0e55faa08f4dde2d9fa89eb6cbfb36ec1d5be5beee5ab4a0f058111e4b766689c6e32c79d68150b5cf56ec661aa701ea83cda3b3ce6864e88f21836433704ff90698d530a8141a72ef4129b054f1bdc75e9fdb7d01680810614fc17ca6272df1295dcaf1cd8ce197b67dd332c204ef8adcc1648c5eed445e0882"}], 0x680}, 0x4008080) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) ioctl$TUNGETFILTER(r2, 0x801054db, &(0x7f0000000200)=""/208) 21:53:59 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c6394350424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2234.023797][T15483] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2234.032089][T15483] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2234.045614][T15483] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2234.045614][T15483] !' [ 2234.055728][T15483] CPU: 1 PID: 15483 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2234.064411][T15483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2234.074479][T15483] Call Trace: [ 2234.077790][T15483] dump_stack+0x188/0x20d [ 2234.082139][T15483] sysfs_warn_dup.cold+0x1c/0x2d [ 2234.087093][T15483] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2234.093174][T15483] sysfs_create_link+0x61/0xc0 [ 2234.097943][T15483] device_add+0x71c/0x1bc0 [ 2234.102383][T15483] ? uevent_show+0x360/0x360 [ 2234.107028][T15483] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2234.113015][T15483] wiphy_register+0x1c46/0x2720 [ 2234.117890][T15483] ? wiphy_unregister+0xf90/0xf90 [ 2234.122929][T15483] ? __kmalloc+0x629/0x7a0 [ 2234.127381][T15483] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2234.132934][T15483] ieee80211_register_hw+0x13d4/0x36a0 [ 2234.138398][T15483] ? __debug_object_init+0x4a1/0xe20 [ 2234.143688][T15483] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2234.149146][T15483] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2234.154709][T15483] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2234.160721][T15483] ? memset+0x20/0x40 [ 2234.164727][T15483] ? __hrtimer_init+0x134/0x260 [ 2234.169654][T15483] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2234.175362][T15483] ? vprintk_func+0x81/0x17e [ 2234.180010][T15483] ? hwsim_register_received_nl+0x400/0x400 [ 2234.185926][T15483] hwsim_new_radio_nl+0x905/0xf60 [ 2234.190962][T15483] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2234.196845][T15483] ? cap_capable+0x1eb/0x250 [ 2234.201426][T15483] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2234.207749][T15483] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2234.214082][T15483] genl_rcv_msg+0x627/0xdf0 [ 2234.218634][T15483] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2234.224980][T15483] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2234.230998][T15483] netlink_rcv_skb+0x15a/0x410 [ 2234.235828][T15483] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2234.242182][T15483] ? netlink_ack+0xa80/0xa80 [ 2234.246801][T15483] genl_rcv+0x24/0x40 [ 2234.250835][T15483] netlink_unicast+0x537/0x740 [ 2234.255590][T15483] ? netlink_attachskb+0x810/0x810 [ 2234.260689][T15483] ? _copy_from_iter_full+0x25c/0x870 [ 2234.266062][T15483] ? __phys_addr_symbol+0x2c/0x70 [ 2234.271084][T15483] ? __check_object_size+0x171/0x437 [ 2234.276376][T15483] netlink_sendmsg+0x882/0xe10 [ 2234.281135][T15483] ? aa_af_perm+0x260/0x260 [ 2234.285640][T15483] ? netlink_unicast+0x740/0x740 [ 2234.290577][T15483] ? netlink_unicast+0x740/0x740 [ 2234.295499][T15483] sock_sendmsg+0xcf/0x120 [ 2234.299899][T15483] ____sys_sendmsg+0x6b9/0x7d0 [ 2234.304664][T15483] ? kernel_sendmsg+0x50/0x50 [ 2234.309390][T15483] ? mark_lock+0xbc/0x1220 [ 2234.313797][T15483] ___sys_sendmsg+0x100/0x170 [ 2234.318498][T15483] ? sendmsg_copy_msghdr+0x70/0x70 [ 2234.323631][T15483] ? __fget_files+0x329/0x4f0 [ 2234.328333][T15483] ? ksys_dup3+0x3c0/0x3c0 [ 2234.332750][T15483] ? lock_acquire+0x197/0x420 [ 2234.337414][T15483] ? __might_fault+0xef/0x1d0 [ 2234.342100][T15483] ? __fget_light+0x208/0x270 [ 2234.346795][T15483] __sys_sendmsg+0xec/0x1b0 [ 2234.351298][T15483] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2234.356311][T15483] ? __x64_sys_futex+0x380/0x4f0 [ 2234.361242][T15483] ? trace_hardirqs_off_caller+0x55/0x230 [ 2234.366962][T15483] ? do_syscall_64+0x21/0x7d0 [ 2234.371640][T15483] do_syscall_64+0xf6/0x7d0 [ 2234.376137][T15483] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2234.382027][T15483] RIP: 0033:0x45c849 [ 2234.385928][T15483] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2234.405542][T15483] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2234.414064][T15483] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2234.422039][T15483] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2234.430072][T15483] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2234.438064][T15483] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2234.446037][T15483] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2234.517845][T15484] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2234.526054][T15484] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2234.537373][T15484] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2234.537373][T15484] !' [ 2234.548599][T15484] CPU: 0 PID: 15484 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2234.557287][T15484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2234.567333][T15484] Call Trace: [ 2234.570622][T15484] dump_stack+0x188/0x20d [ 2234.574956][T15484] sysfs_warn_dup.cold+0x1c/0x2d [ 2234.579881][T15484] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2234.585938][T15484] sysfs_create_link+0x61/0xc0 [ 2234.590693][T15484] device_add+0x71c/0x1bc0 [ 2234.595117][T15484] ? uevent_show+0x360/0x360 [ 2234.599693][T15484] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2234.605658][T15484] wiphy_register+0x1c46/0x2720 [ 2234.610502][T15484] ? wiphy_unregister+0xf90/0xf90 [ 2234.615537][T15484] ? __kmalloc+0x629/0x7a0 [ 2234.619977][T15484] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2234.625543][T15484] ieee80211_register_hw+0x13d4/0x36a0 [ 2234.631005][T15484] ? __debug_object_init+0x4a1/0xe20 [ 2234.636330][T15484] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2234.641925][T15484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2234.647480][T15484] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2234.653454][T15484] ? memset+0x20/0x40 [ 2234.657461][T15484] ? __hrtimer_init+0x134/0x260 [ 2234.662317][T15484] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2234.668035][T15484] ? vprintk_func+0x81/0x17e [ 2234.672641][T15484] ? hwsim_register_received_nl+0x400/0x400 [ 2234.678640][T15484] hwsim_new_radio_nl+0x905/0xf60 [ 2234.683663][T15484] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2234.689546][T15484] ? cap_capable+0x1eb/0x250 [ 2234.694132][T15484] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2234.700444][T15484] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2234.706757][T15484] genl_rcv_msg+0x627/0xdf0 [ 2234.711248][T15484] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2234.717575][T15484] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2234.723374][T15484] netlink_rcv_skb+0x15a/0x410 [ 2234.728359][T15484] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2234.734714][T15484] ? netlink_ack+0xa80/0xa80 [ 2234.739311][T15484] genl_rcv+0x24/0x40 [ 2234.743284][T15484] netlink_unicast+0x537/0x740 [ 2234.748041][T15484] ? netlink_attachskb+0x810/0x810 [ 2234.753137][T15484] ? _copy_from_iter_full+0x25c/0x870 [ 2234.758514][T15484] ? __phys_addr_symbol+0x2c/0x70 [ 2234.763544][T15484] ? __check_object_size+0x171/0x437 [ 2234.768832][T15484] netlink_sendmsg+0x882/0xe10 [ 2234.773591][T15484] ? aa_af_perm+0x260/0x260 [ 2234.778078][T15484] ? netlink_unicast+0x740/0x740 [ 2234.783046][T15484] ? netlink_unicast+0x740/0x740 [ 2234.788003][T15484] sock_sendmsg+0xcf/0x120 [ 2234.792435][T15484] ____sys_sendmsg+0x6b9/0x7d0 [ 2234.797209][T15484] ? kernel_sendmsg+0x50/0x50 [ 2234.801880][T15484] ? mark_lock+0xbc/0x1220 [ 2234.806299][T15484] ___sys_sendmsg+0x100/0x170 [ 2234.810981][T15484] ? sendmsg_copy_msghdr+0x70/0x70 [ 2234.816101][T15484] ? __fget_files+0x329/0x4f0 [ 2234.820767][T15484] ? ksys_dup3+0x3c0/0x3c0 [ 2234.825170][T15484] ? lock_acquire+0x197/0x420 [ 2234.829837][T15484] ? __might_fault+0xef/0x1d0 [ 2234.834513][T15484] ? __fget_light+0x208/0x270 [ 2234.839182][T15484] __sys_sendmsg+0xec/0x1b0 [ 2234.843674][T15484] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2234.848710][T15484] ? trace_hardirqs_off_caller+0x55/0x230 [ 2234.854419][T15484] ? do_syscall_64+0x21/0x7d0 [ 2234.859102][T15484] do_syscall_64+0xf6/0x7d0 [ 2234.863632][T15484] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2234.869518][T15484] RIP: 0033:0x45c849 [ 2234.873404][T15484] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2234.893113][T15484] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2234.901518][T15484] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2234.909476][T15484] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2234.917432][T15484] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2234.925387][T15484] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2234.933340][T15484] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:54:12 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) r2 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r2, &(0x7f0000000000)={0x0, 0x8, &(0x7f0000000080)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e0014000000e8bd6efb250009000e000100400000ff050005001201", 0x33fe0}], 0x1}, 0x0) 21:54:12 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) r2 = openat$cgroup_ro(r0, &(0x7f0000000080)='cpuacct.usage_all\x00', 0x0, 0x0) ioctl$TUNSETVNETHDRSZ(r2, 0x400454d8, &(0x7f0000000100)=0x3) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r4, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) write$cgroup_pid(r4, &(0x7f0000000280)=0xffffffffffffffff, 0x12) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40086602, 0x400007) r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r6, &(0x7f0000000000)=ANY=[], 0x32600) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r6, &(0x7f0000000000)=ANY=[@ANYBLOB="74d2525b480a188c"], 0xda00) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x8048, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_pid(r3, &(0x7f0000000040), 0x12) write$cgroup_int(r7, &(0x7f0000000200), 0x43400) 21:54:12 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63945a0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:12 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140), 0x2, &(0x7f0000001740)=""/154, 0xf}, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000080)=r2, 0x4) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000380), 0x4) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000005c0)={r2, 0x10, &(0x7f0000000580)={&(0x7f0000000740)=""/4096, 0x1000, 0x0}}, 0x10) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r5, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r6, 0x1, 0x3e, &(0x7f00000002c0)=r5, 0x161) bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x7, 0xa, &(0x7f0000000180)=@raw=[@call={0x85, 0x0, 0x0, 0x41}, @jmp={0x5, 0x1, 0x9, 0x3, 0x1, 0xfffffffffffffff0, 0x8}, @alu={0x7, 0x1, 0x8, 0x4, 0x9, 0xffffffffffffffe0, 0x10}, @alu={0x7, 0x1, 0x4, 0x3, 0x5, 0x100, 0xffffffffffffffff}, @func={0x85, 0x0, 0x1, 0x0, 0xfffffffffffffff8}, @call={0x85, 0x0, 0x0, 0x19}, @initr0={0x18, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x1f}, @alu={0x4, 0x0, 0xb, 0x7, 0x6, 0xfffffffffffffffc, 0x4}, @ldst={0x0, 0x0, 0x1, 0x9, 0xb, 0xfffffffffffffffe}], &(0x7f0000000100)='syzkaller\x00', 0x45c0, 0x39, &(0x7f0000000300)=""/57, 0x40f00, 0x1, [], 0x0, 0x6, 0xffffffffffffffff, 0x8, &(0x7f00000003c0)={0x4, 0x2}, 0x8, 0x10, &(0x7f0000000540)={0x1, 0xa, 0x3, 0x5}, 0x10, r4, r5}, 0x78) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x7fff}) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r0, &(0x7f0000000200), 0x400086) perf_event_open(&(0x7f0000000240)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r7, 0x40305829, &(0x7f0000000040)) 21:54:12 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, r0, 0x0, 0xe, &(0x7f0000000040)='}\'^bdevvmnet1\x00'}, 0x30) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) socket$kcm(0x29, 0x7, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) r5 = perf_event_open$cgroup(&(0x7f0000000300)={0x4, 0x70, 0x7f, 0x2, 0x3f, 0x2, 0x0, 0x100000001, 0x20, 0x2, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x0, @perf_config_ext={0x6, 0xd395}, 0x41001, 0x9e, 0x6, 0x0, 0x3, 0x9, 0x9}, r3, 0xd, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r5) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0x3, 0x16, &(0x7f0000000240)=ANY=[@ANYBLOB="61128c000000000061134c0000000000bf2000000000000007000000080000002d0301000000000095000000000000006926000000000000bf67000000000000150600000fff52004507000002ffffffd50600000ee60000bf050000000000001f630000000000006507000002000000070700004c0000001f75000000000000bf54000000000000070400000400f9ffad43010000000000950000000000000005000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) [ 2246.503577][T15495] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2246.512386][T15495] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2246.531397][T15495] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2246.531397][T15495] !' [ 2246.541486][T15495] CPU: 1 PID: 15495 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2246.550306][T15495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2246.560364][T15495] Call Trace: [ 2246.563672][T15495] dump_stack+0x188/0x20d [ 2246.568027][T15495] sysfs_warn_dup.cold+0x1c/0x2d [ 2246.573211][T15495] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2246.579439][T15495] sysfs_create_link+0x61/0xc0 [ 2246.584229][T15495] device_add+0x71c/0x1bc0 [ 2246.588673][T15495] ? uevent_show+0x360/0x360 [ 2246.593466][T15495] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2246.599890][T15495] wiphy_register+0x1c46/0x2720 [ 2246.604769][T15495] ? wiphy_unregister+0xf90/0xf90 [ 2246.609915][T15495] ? __kmalloc+0x629/0x7a0 [ 2246.614476][T15495] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2246.620059][T15495] ieee80211_register_hw+0x13d4/0x36a0 [ 2246.625550][T15495] ? __debug_object_init+0x4a1/0xe20 [ 2246.630913][T15495] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2246.636376][T15495] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2246.641992][T15495] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2246.648085][T15495] ? memset+0x20/0x40 [ 2246.652078][T15495] ? __hrtimer_init+0x134/0x260 [ 2246.656938][T15495] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2246.662689][T15495] ? vprintk_func+0x81/0x17e [ 2246.667332][T15495] ? hwsim_register_received_nl+0x400/0x400 [ 2246.673255][T15495] hwsim_new_radio_nl+0x905/0xf60 [ 2246.679630][T15495] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2246.685942][T15495] ? cap_capable+0x1eb/0x250 [ 2246.690553][T15495] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2246.696983][T15495] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2246.703344][T15495] genl_rcv_msg+0x627/0xdf0 [ 2246.708012][T15495] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2246.714758][T15495] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2246.720805][T15495] netlink_rcv_skb+0x15a/0x410 [ 2246.725598][T15495] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2246.732123][T15495] ? netlink_ack+0xa80/0xa80 [ 2246.736913][T15495] genl_rcv+0x24/0x40 [ 2246.741148][T15495] netlink_unicast+0x537/0x740 [ 2246.745957][T15495] ? netlink_attachskb+0x810/0x810 [ 2246.751465][T15495] ? _copy_from_iter_full+0x25c/0x870 [ 2246.757314][T15495] ? __phys_addr_symbol+0x2c/0x70 [ 2246.762403][T15495] ? __check_object_size+0x171/0x437 [ 2246.767730][T15495] netlink_sendmsg+0x882/0xe10 [ 2246.772662][T15495] ? aa_af_perm+0x260/0x260 [ 2246.777772][T15495] ? netlink_unicast+0x740/0x740 [ 2246.782958][T15495] ? netlink_unicast+0x740/0x740 [ 2246.787962][T15495] sock_sendmsg+0xcf/0x120 [ 2246.792530][T15495] ____sys_sendmsg+0x6b9/0x7d0 [ 2246.797333][T15495] ? kernel_sendmsg+0x50/0x50 [ 2246.802143][T15495] ? mark_lock+0xbc/0x1220 [ 2246.806604][T15495] ___sys_sendmsg+0x100/0x170 [ 2246.811336][T15495] ? sendmsg_copy_msghdr+0x70/0x70 [ 2246.816461][T15495] ? __fget_files+0x329/0x4f0 [ 2246.821147][T15495] ? ksys_dup3+0x3c0/0x3c0 [ 2246.825748][T15495] ? lock_acquire+0x197/0x420 [ 2246.830440][T15495] ? __might_fault+0xef/0x1d0 [ 2246.835431][T15495] ? __fget_light+0x208/0x270 [ 2246.840499][T15495] __sys_sendmsg+0xec/0x1b0 [ 2246.845040][T15495] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2246.850553][T15495] ? __x64_sys_futex+0x380/0x4f0 [ 2246.856168][T15495] ? trace_hardirqs_off_caller+0x55/0x230 [ 2246.862430][T15495] ? do_syscall_64+0x21/0x7d0 [ 2246.867142][T15495] do_syscall_64+0xf6/0x7d0 [ 2246.871807][T15495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2246.878183][T15495] RIP: 0033:0x45c849 [ 2246.882094][T15495] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2246.901874][T15495] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2246.910803][T15495] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2246.918995][T15495] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2246.927151][T15495] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2246.935569][T15495] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2246.943565][T15495] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:54:13 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63946c0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2247.130402][T15499] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2247.138897][T15499] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2247.156998][T15499] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2247.156998][T15499] !' [ 2247.169457][T15499] CPU: 1 PID: 15499 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2247.178620][T15499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2247.188771][T15499] Call Trace: [ 2247.192568][T15499] dump_stack+0x188/0x20d [ 2247.197082][T15499] sysfs_warn_dup.cold+0x1c/0x2d [ 2247.202426][T15499] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2247.208682][T15499] sysfs_create_link+0x61/0xc0 [ 2247.214048][T15499] device_add+0x71c/0x1bc0 [ 2247.218966][T15499] ? uevent_show+0x360/0x360 [ 2247.223902][T15499] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2247.229932][T15499] wiphy_register+0x1c46/0x2720 [ 2247.235191][T15499] ? wiphy_unregister+0xf90/0xf90 [ 2247.240550][T15499] ? __kmalloc+0x629/0x7a0 [ 2247.244967][T15499] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2247.250694][T15499] ieee80211_register_hw+0x13d4/0x36a0 [ 2247.256167][T15499] ? __debug_object_init+0x4a1/0xe20 [ 2247.261627][T15499] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2247.267101][T15499] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2247.272661][T15499] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2247.278666][T15499] ? memset+0x20/0x40 [ 2247.282663][T15499] ? __hrtimer_init+0x134/0x260 [ 2247.287536][T15499] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2247.293632][T15499] ? vprintk_func+0x81/0x17e [ 2247.298238][T15499] ? hwsim_register_received_nl+0x400/0x400 [ 2247.304562][T15499] hwsim_new_radio_nl+0x905/0xf60 [ 2247.309703][T15499] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2247.315804][T15499] ? cap_capable+0x1eb/0x250 [ 2247.320445][T15499] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2247.326784][T15499] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2247.333426][T15499] genl_rcv_msg+0x627/0xdf0 [ 2247.338449][T15499] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2247.344792][T15499] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2247.350612][T15499] netlink_rcv_skb+0x15a/0x410 [ 2247.355416][T15499] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2247.361761][T15499] ? netlink_ack+0xa80/0xa80 [ 2247.366456][T15499] genl_rcv+0x24/0x40 [ 2247.370477][T15499] netlink_unicast+0x537/0x740 [ 2247.375308][T15499] ? netlink_attachskb+0x810/0x810 [ 2247.382148][T15499] ? _copy_from_iter_full+0x25c/0x870 [ 2247.387528][T15499] ? __phys_addr_symbol+0x2c/0x70 [ 2247.392705][T15499] ? __check_object_size+0x171/0x437 [ 2247.398072][T15499] netlink_sendmsg+0x882/0xe10 [ 2247.402864][T15499] ? aa_af_perm+0x260/0x260 [ 2247.407369][T15499] ? netlink_unicast+0x740/0x740 [ 2247.412317][T15499] ? netlink_unicast+0x740/0x740 [ 2247.417380][T15499] sock_sendmsg+0xcf/0x120 [ 2247.421828][T15499] ____sys_sendmsg+0x6b9/0x7d0 [ 2247.426613][T15499] ? kernel_sendmsg+0x50/0x50 [ 2247.431491][T15499] ? mark_lock+0xbc/0x1220 [ 2247.435944][T15499] ___sys_sendmsg+0x100/0x170 [ 2247.440651][T15499] ? sendmsg_copy_msghdr+0x70/0x70 [ 2247.445786][T15499] ? __fget_files+0x329/0x4f0 [ 2247.450464][T15499] ? ksys_dup3+0x3c0/0x3c0 [ 2247.455160][T15499] ? lock_acquire+0x197/0x420 [ 2247.459985][T15499] ? __might_fault+0xef/0x1d0 [ 2247.464804][T15499] ? __fget_light+0x208/0x270 [ 2247.469646][T15499] __sys_sendmsg+0xec/0x1b0 [ 2247.474293][T15499] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2247.479515][T15499] ? __x64_sys_futex+0x380/0x4f0 [ 2247.484468][T15499] ? trace_hardirqs_off_caller+0x55/0x230 [ 2247.490343][T15499] ? do_syscall_64+0x21/0x7d0 [ 2247.495036][T15499] do_syscall_64+0xf6/0x7d0 [ 2247.499554][T15499] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2247.505983][T15499] RIP: 0033:0x45c849 [ 2247.509881][T15499] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2247.529653][T15499] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2247.538066][T15499] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2247.546086][T15499] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2247.554069][T15499] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2247.562079][T15499] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2247.570055][T15499] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2247.634835][T15500] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2247.643354][T15500] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2247.654678][T15500] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2247.654678][T15500] !' [ 2247.665097][T15500] CPU: 1 PID: 15500 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2247.673799][T15500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2247.684230][T15500] Call Trace: [ 2247.687532][T15500] dump_stack+0x188/0x20d [ 2247.691955][T15500] sysfs_warn_dup.cold+0x1c/0x2d [ 2247.696896][T15500] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2247.702962][T15500] sysfs_create_link+0x61/0xc0 [ 2247.707722][T15500] device_add+0x71c/0x1bc0 [ 2247.712137][T15500] ? uevent_show+0x360/0x360 [ 2247.716812][T15500] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2247.722879][T15500] wiphy_register+0x1c46/0x2720 [ 2247.727735][T15500] ? wiphy_unregister+0xf90/0xf90 [ 2247.732857][T15500] ? __kmalloc+0x629/0x7a0 [ 2247.737300][T15500] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2247.742870][T15500] ieee80211_register_hw+0x13d4/0x36a0 [ 2247.748350][T15500] ? __debug_object_init+0x4a1/0xe20 [ 2247.753643][T15500] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2247.759129][T15500] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2247.764677][T15500] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2247.770942][T15500] ? memset+0x20/0x40 [ 2247.775061][T15500] ? __hrtimer_init+0x134/0x260 [ 2247.779925][T15500] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2247.785960][T15500] ? vprintk_func+0x81/0x17e [ 2247.790595][T15500] ? hwsim_register_received_nl+0x400/0x400 [ 2247.796498][T15500] hwsim_new_radio_nl+0x905/0xf60 [ 2247.801529][T15500] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2247.807443][T15500] ? cap_capable+0x1eb/0x250 [ 2247.812033][T15500] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2247.818349][T15500] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2247.824670][T15500] genl_rcv_msg+0x627/0xdf0 [ 2247.829177][T15500] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2247.835509][T15500] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2247.841314][T15500] netlink_rcv_skb+0x15a/0x410 [ 2247.846069][T15500] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2247.852444][T15500] ? netlink_ack+0xa80/0xa80 [ 2247.857037][T15500] genl_rcv+0x24/0x40 [ 2247.861011][T15500] netlink_unicast+0x537/0x740 [ 2247.865814][T15500] ? netlink_attachskb+0x810/0x810 [ 2247.871056][T15500] ? _copy_from_iter_full+0x25c/0x870 [ 2247.876428][T15500] ? __phys_addr_symbol+0x2c/0x70 [ 2247.881456][T15500] ? __check_object_size+0x171/0x437 [ 2247.886746][T15500] netlink_sendmsg+0x882/0xe10 [ 2247.891533][T15500] ? aa_af_perm+0x260/0x260 [ 2247.896103][T15500] ? netlink_unicast+0x740/0x740 [ 2247.901077][T15500] ? netlink_unicast+0x740/0x740 [ 2247.906011][T15500] sock_sendmsg+0xcf/0x120 [ 2247.910427][T15500] ____sys_sendmsg+0x6b9/0x7d0 [ 2247.915208][T15500] ? kernel_sendmsg+0x50/0x50 [ 2247.919885][T15500] ? mark_lock+0xbc/0x1220 [ 2247.924302][T15500] ___sys_sendmsg+0x100/0x170 [ 2247.928974][T15500] ? sendmsg_copy_msghdr+0x70/0x70 [ 2247.934235][T15500] ? __fget_files+0x329/0x4f0 [ 2247.938916][T15500] ? ksys_dup3+0x3c0/0x3c0 [ 2247.943477][T15500] ? lock_acquire+0x197/0x420 [ 2247.948166][T15500] ? __might_fault+0xef/0x1d0 [ 2247.952850][T15500] ? __fget_light+0x208/0x270 [ 2247.957534][T15500] __sys_sendmsg+0xec/0x1b0 [ 2247.962041][T15500] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2247.967074][T15500] ? trace_hardirqs_off_caller+0x55/0x230 [ 2247.972794][T15500] ? do_syscall_64+0x21/0x7d0 [ 2247.977472][T15500] do_syscall_64+0xf6/0x7d0 [ 2247.981976][T15500] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2247.987862][T15500] RIP: 0033:0x45c849 [ 2247.991754][T15500] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2248.011514][T15500] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2248.019943][T15500] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2248.027927][T15500] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2248.035901][T15500] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2248.043880][T15500] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2248.051849][T15500] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:54:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0224fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2248.171066][T15503] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.186118][T15503] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2248.253905][T15504] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.262250][T15504] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. 21:54:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0324fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2248.349700][T15507] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.358432][T15507] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2248.414814][T15508] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.423462][T15508] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. 21:54:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0524fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2248.529652][T15512] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.538673][T15512] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2248.593823][T15513] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.603279][T15513] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. 21:54:14 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0624fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2248.727492][T15516] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2248.738863][T15516] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. 21:54:15 executing program 3: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0524fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:15 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0724fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 5: getpid() r0 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = openat$cgroup_ro(r1, &(0x7f0000000000)='cpuacct.usage_user\x00', 0x0, 0x0) perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x4, 0x8, 0x1, 0x0, 0x0, 0x8, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x4fb53b20f194774f, @perf_config_ext={0x3, 0x8}, 0x2002, 0x8, 0x0, 0x4, 0xaeb9, 0x7, 0xffc0}, r0, 0xd, r3, 0x9b4ee32e09bfbe42) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="2e0000004e008102e00f80ecdb4cb902020200000800000081a303fb12030000040fda1b40d819a946000500000f", 0x2e}], 0x1, 0x0, 0x0, 0x10}, 0x0) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0824fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x0) r1 = socket$kcm(0x2, 0x200000000000001, 0x0) r2 = socket$kcm(0x2b, 0x1, 0x0) r3 = socket$kcm(0x2, 0x200000000000001, 0x0) sendmsg$inet(r3, &(0x7f0000000fc0)={&(0x7f0000000000)={0x2, 0x4001, @remote}, 0x10, 0x0}, 0x24000844) sendmsg(r3, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000080)='f', 0x1}, {&(0x7f0000000540)="49e39ef95604c8c3c478553c2a6cc376b6b3d192562a5eb1e54beefbf07af36d816d5a08b3d6bb56a3edda07320a8f2cfd460cb751552f09141e11bdf8dfa21880b3c810458e410dd1a331724d7ffafe572948516ffee41007a3a8a1872a9e9c2e4c2ead49aaa0b190b865ee0c6d743191156540eb78c8e92a2ae166b1ffb16e83f2c9fb1b8e0c8a1aa1dd930dcdceea63d120aba3988c7e7d4144afe3f17ff1eeadd95338d4493215fa57eac8a1baacd67eac35e0479befa582412de5cfa2127d7c9332bd436a182ae2a3e8c041fd9085893c61c75b74c64fadca9782ba440cc8526354ba5681dec697041e82e7347d924979c446", 0xf5}], 0x2}, 0x40002) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r4 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={0xffffffffffffffff, 0xfffffff8, 0x10}, 0xc) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f00000004c0)={&(0x7f0000000300)="92e842f721c6ba32b61499d6368c67d0190c9d5ef5f091a486979af3859772a2987c21fd1a01bfad53020e5ff6e78b88baf5f2640553cd23962523b297676b7a49996bb201f309b78eb38e5e93edf85336b446a0a01c7bed7772644e81dc2cfbbc112296ec2a8af07f112298787e0d72b3195bff4cd6980951e9526d775217e2adb56e5f55a0472c0a80d6a44a0b319c8fd7da05fdba444db804b06d8839353348ecaf78edb0654a8b2fcbf042d1edbdec55aaffbd93e45f8ee385be66960dc67727a6b305b1fa4dbe41c5cb27", &(0x7f0000000200)=""/129, &(0x7f0000000400)="e52f4d883dd0129b24177a366a4a381053759a3041f67b6ab6e91594e9895a284853a7287b8241159018be4607b582ccd202e046320a8af7451507310f09fd5bd767e41e19a8a989b766438afd5b1f00f5d3afcb8e4dae375022342b32eee8c720124d101bff52546e266d11d82010ca1319fe1cbc735f8a65353fda8cee9af39f85b8c2b45053f354fee0e5a4d124fdd86a760775", &(0x7f0000000100)="45206a3551c866b71eebf545896f1d4b5d245b3689fe8aa8868614", 0x6, r4}, 0x38) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x4) sendmsg$kcm(r1, &(0x7f0000001400)={0x0, 0x0, &(0x7f00000025c0)=[{&(0x7f00000000c0)="b8", 0x100000}], 0x1}, 0x0) 21:54:34 executing program 1: perf_event_open(&(0x7f0000001780)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r0, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000040)={r1}) socket$kcm(0x29, 0x2, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r2, 0x18000000000002e0, 0xe80, 0x3580, &(0x7f0000000280)="b95b03b700030000009e40f086dd", 0x0, 0xfd, 0x6000000000000000, 0x0, 0x0, 0x0, 0x0}, 0x40) bpf$PROG_LOAD(0x5, 0x0, 0x0) r3 = bpf$PROG_LOAD(0x5, 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r4, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000100)={r4, r6, 0xe, 0x4, r3}, 0x14) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={0xffffffffffffffff, 0x18000000000002e0, 0x0, 0x0, &(0x7f0000000280), 0x0, 0xfd, 0x6000000000000000, 0x0, 0x0, 0x0, 0x0}, 0x40) 21:54:34 executing program 3: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0524fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000740)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x24f}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x1800000000000060, 0xe80, 0xfffffe6f, &(0x7f0000000100)="480e003f0000007e5bc5795eca003f0800ffffffba0e7200ffff81", 0x0, 0x100, 0xf2ffffff, 0xfffffe0c, 0x212, &(0x7f0000000280)="f2a134bd13c7bd41a2a738ad8e7625ed330eb46063bd287d832698132e59ef45f8f50845c0ac85604b448e24348e4ae93e68238b7b9d561b349d19b5f5784e031c55c5a4e48926a1526e38640a161fab39732052ee83bc3b9cb625962f3eaf1ed426e6f0442693c16b0ab6a89a5738f5bccd6ae1492f8471a7afec6b", &(0x7f0000000380)="712ae01ebf877f139c8f1b0fcd056310bfa3de7157976d3ff4c82f2e0d1885774c5b7c7c853e5424fbf469ab0726e9f41208f98d20b093ddbb7f52e015b875cea2900b2443348cdf466c18cfae89ce96f0437cb21ca3703f0b94273c7500"/106}, 0x28) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x3) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0924fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0a24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0b24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0c24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:34 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0e24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:35 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d1024fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:41 executing program 5: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x100, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'\x00', 0x7302}) close(r0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0x0, &(0x7f0000000c40)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x78) ioctl$TUNSETSTEERINGEBPF(r0, 0x800454e0, &(0x7f0000000040)=r1) write$cgroup_type(0xffffffffffffffff, 0x0, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={0x0, 0x0}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x0, 0x0, &(0x7f0000000080)='GPL\x00', 0x5, 0xa8, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x10}, 0x78) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f00000000c0), 0x4) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) r4 = openat$cgroup_ro(r2, &(0x7f0000000380)='cpuacct.usage_sys\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r4, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000540)='GPL\x00') socket$kcm(0x10, 0x2, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000280), 0xc) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) 21:54:41 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d1124fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:51 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xd, 0x6, &(0x7f0000000000)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x61, 0x11, 0xdc}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @call, @exit], {0x95, 0x0, 0x1200}}, &(0x7f0000000080)='GPL\x00', 0x7, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [0x0, 0x0, 0xff], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f00000002c0)={'team0\x00', 0x2000}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r0, 0xc0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)=0x80000000, 0x0, 0x0, 0x0, &(0x7f00000000c0)={0x6, 0x2}, 0x0, 0x0, &(0x7f0000000100)={0x2, 0xb, 0x80000000, 0x7}, &(0x7f0000000140)=0x7fffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000180)=0x2}}, 0x10) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f0000000300)={r1}) 21:54:51 executing program 4: r0 = socket$kcm(0x10, 0x2, 0x0) socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000880)={&(0x7f0000000080)=@in={0x2, 0x4e20, @rand_addr=0x4}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)="22b512e678d0caefadc1f7f07cd12b63f31a994c102c13eec7b19f807e338b1a0b118fa681ffa5e13fdfcbc271f7f31b1446dbe92da9d1e4ffd5900341474e82ed8a6458a841bdcd0d14c644fbfbc28cde4672864fb5f598db5c0766e9ab62a44c60edf91051c930bbb37600be1295af61f5e62f501aebc77915b25449b3a1b62b9b60b341f5ccdad982b3", 0x8b}, {&(0x7f0000000000)="ff140be1d9861618dfd0de029b61cd024011e439cfc1cf0120b2d46ae15ed1fab3b97ad542ff27af068b09209430a5ee12037e1177afd7f1ed2b", 0x3a}, {&(0x7f00000001c0)='bS', 0x2}, {&(0x7f0000000300)="206f10aa64a213b51fb0e368341a7379a940a2ea5d3eb295b93e5e9d5cfaae97bea3cb429c1a9b2c7f1162959a530ede6ce5683c9b935fa0bd0e4d34c836f1512a3c616491d9d2aa251ccb28991d448551f9288bfe500712eff70b8f6334eeff1c42c0229ce0b805dfe91ab34fb64a201cc170ed8c0e041d3a286875f31ba385201d02803b63ff9a6b6a8afa877eb030a09ecca58cb17b7c017084a860b8b73fe7d8543fef53a36dd72d616d9aed5604b4bcb6fc4efc8ce27635d6b7ff5bbd9d041243a36d798b6cc4ab1260e8d7ce35f06c0fafe3209c9487ef", 0xda}, {&(0x7f0000000400)="f403e1a83a0a012db0b5181d82c8d120b89ff84cc0", 0x15}, {&(0x7f0000000480)="f8fc89ff2e652437feb34d1c55005f1cfcc9981b4dceba6d76d69debf2b28e5b27d8a1ba809278b3930dcdf942774c0df9b70a20bf924975017bccf10870f3d56eff7755f1249a18dd3fd98db94669daa0bf36aae8defafcb4ad0471fee9b222254d875c6faebe5ff7c06564a5d298cc6ba288fe15910e997aba4a1aa3711df6", 0x80}, {&(0x7f0000000500)="df97c1dcb78a3aefca91a4b2cf5174783e401df22af4a7c63b33047b510652ad5c635b06ccb2e2a34a3aebddd2a0a0422da0f003dbebd2c350777fd63f9435e34ca3f0d2648e096b4b90a6e3a51fe18bb7073918fe4ddeab27", 0x59}, {&(0x7f0000000580)="e42a4799818bf00e5baa63ad7c63f25f64d8b878f08f56b8377799504296341b53f7e071cc948287e3b56801ed32f054f26bc0769fb282afd8d8b4dee97c084254e8d7a21acea1edf56c8be17ec479c8a63af8b7a355e25f7bf4a4f107c903474d2eab8c74011d634329bbf6a2340797a2dcfa0897e922c9882ae1beeb05681d5ac8cc397bac4b31c6208ecd7381a84d5536db6c373fd7e3d9d3716aa507902fd67f015bc65db3ed08481278ede6e50d38910f846b422c5c30c569a7d532cd40462ef131868b74e5281b45d2029c97955524b078c9278bf4241138339d73c5e92dd9b38f3a38305338caeb", 0xeb}, {&(0x7f0000000680)="9a1cb6f79914cc67564089afae252cbb", 0x10}], 0x9, &(0x7f0000000780)=[{0xe8, 0x118, 0x8, "fec929e9a64ee4c5b2040b86778d0cda044b49087f10df55b9e87537b771efb7812996d6236ef764b89f2d011d743ab91dbda42e3e517e4d37ac7669820a9675b8f12c1f76bce0559c4d2d2e89c4c3a17b4d8e735de943ce80a673e1f7547fd54c2c11cb31f80346c90e3dd23d1ce32208b6a60b87909e65fa37fc0e59c73b78fd13ec6485192360e7874967b8a89cbe7ac0261004752dd795edc9b88b76e6a06bac1d539d288e89211a59a629ef831403805dd9bb7b370864768fdc453a6f9ff7601b9ba7e005659c1a6486719ad520b6d0eb"}], 0xe8}, 0x81) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg$kcm(r1, &(0x7f0000003440)={&(0x7f00000020c0)=@nfc={0x27, 0x1, 0x0, 0x1}, 0x80, &(0x7f0000003280)=[{&(0x7f0000002140)="d22ead4450d0a4ea8632cca5ca6c71b50574999c800f4ef2c0e7ba41ca7b9f0e640c09fc635f6a3bcdb2b66f0071b911c71aa11886d212f8f33bf3f2ce0f93fa898b0c1dc940d45e9a4b7b3f241053e35c9943f41c41ae2d0dc020fd6dd2976c0a", 0x61}, {&(0x7f00000021c0)="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", 0x1000}, {&(0x7f00000031c0)="ed07b55e977d4fcc0f2701bfa03b4eaa4dbbcd7651cf86452e15e046ac9e5d55e7bd8425d6d1b1", 0x27}, {&(0x7f0000003200)="0c54e4e0162f140e30458ea031cb2931fcd6aff8770308e61d3f54ad5f7bb1f11ef1832c0061def1a47645cc0bdc5f4f894aa42313270470c46e36739e627f0d9024d140acd91384f1003a6b3f1620c1e5e8b6", 0x53}], 0x4, &(0x7f00000032c0)=[{0x68, 0x88, 0x5, "6eca5e8014ee63bcf181c777d26952d3cacb63afbbd936496f92eb2a3c3ad5133d20b4c108d68e89aa1078b2e9acc177898c28fb413f88a77e52d36c432df8217a2f8d0b064754bb7cd4c0a5b8ac9cc35fd6a6721f"}, {0x50, 0xd, 0x60000, "48de45f352081aefc90c27fe9f8587a479bb5f10fb8fccd85427c4fbc0bf27abaf7561f535e48ecdfb4e895090cc8d7c20f00908a8af52932122ef95aac51f"}, {0x58, 0x105, 0x1, "e2193bafbb0cc63608db4ed171fa0002f560f5293aab7ff9d58a44a522cb7aaf800a2cad4bac52f7150428aace92894d8292daa62ba872629ee69ffa9502cd209486fd96"}, {0x50, 0x0, 0x5, "d89c8310ee3f03c002269dc3e4c6862d254d0414d19c8af69a57318c58db26a8e373b77d239bf9d7c8e8a013fdb9442c00c54aa72a9f8b727541d710a7c9ff"}], 0x160}, 0x800) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000200)="d800000018008100e00f80ecdb4cb904021d65ef0b007c06e87c55a1bc000900b8000699030007000500154004008178a800160008000600e558110000000100000e006f94007134cf6efb8000a007a290457f0189b316277ce06bbace8017cbec4c2ee5a7cef4090000001fb791643a5ee48100000000000000d9d322fe04000000730d16a4683e4f6d0200003f5aeb4edbb57a5025ccca9e00360db798262f3d08fad95667e04adcdf634c1f215ce3bb53b409d5e1ca4e81ed0b7fece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92307f27260e9703", 0xd8}], 0x1}, 0x0) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r4, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000003480)={r4}) sendmsg$inet(r2, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg$kcm(r2, &(0x7f0000002080)={&(0x7f00000008c0)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000001b80)=[{&(0x7f0000000940)="a09ddac76b24b331e439dffea65848a27d0a55c1ae9d0fea1c3118e282d94637ecb7d571b7f3a9ef598c9c604e95094d887394121bc49f14e0fac0ea652ec481fc30f616244a8c0d57cf701d2064ce6fe896a69289d850efa69654d59ec2386c569ff056e4f15668bcee2d962228be505fbc8ca386d12b0af3a392a201efe15b4a1a92b5344df2a7e368be03290a7f535c0eded23bdcf06433d80f0eb1753588659d513a671022e101c3ffcf7842287e8f039e3f4270", 0xb6}, {&(0x7f0000000a00)="1b705008a83642675aa346c2c3f0f2ba0693453c62cfeca4f93c3aaa5325062ad2deae7ec2017cc80b747d232e75c70f4741a370365aac9e36bc1e7d6f332d7ae30a66df1645b64ae14e337f4c9aa9f15ebd4d58a8e4ab8a7674b67b7a5760489502156c0f0924abfd419ebdc2180d3ce1375d1511bd8589133260404dc832d3fe5a0aa12fda974f00a63ec9eddf04b69afcc10bdf5a7ed366038a8e91b3eead103d1c66e8819b7e8d9e110c590684211ecea45bd9b82dc1e7f9126bcc3a5537f3b1fc6352f87482c0ea93392f35259eea96279d1898305c80975ae13c904a004a4d07", 0xe3}, {&(0x7f0000000b00)="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", 0x1000}, {&(0x7f0000001b00)="ac0082185381825805167e6b590bb59b6b10c3fb7fb96c184e445024e8601f77ea8a2bdb30e78e11bce91d7521ea5901d35b9dc80ef41dc298cf7d997b9d33890d71b8d4fd99", 0x46}], 0x4, &(0x7f0000001bc0)=[{0xd0, 0x111, 0x8, "8c5063423b3f674ed64caefdffdd44815c24090a46c6cdbfd4849c574d5ce0cc5f977fc1851d74bd7a30b093f3f78645724b5333a53207d3db184ed7a6b765b6bc84d6fc850c200ee69db8615c3290c7437a7c929442e70cda7909a0e35ba8be1ac578dbad8baef7d4a74c297a770dd98a22dc994139060e3d5725e129d29795decadbc0ac41e6f5629c795d9d281dd64f5d5dc63f1b1fd8eee7f7f737fd7e27bc63dddbb00c95bd022695b96d76992d00eeed2f2794d7b631ea99a4fc4292"}, {0x98, 0x116, 0x8, "7fee25f16b352719efe4464c3352b99b2ae7d398e9268df44686da11a9ddf23c7ab5d5fb107301a44ee6c0faff711540530d63e25e498026d2ccb28dfd4144831611770830696ac89a951168b2a469e4bfcebac6a53c3e48200f312c5f2a6310190051c5594b492d3859129eea50036784bcf4170ac2fb272539319144444320a101a97c9fa938"}, {0x108, 0x10a, 0x4b, "31e374fa038b564a30e8ec88938f6e9f474323b145cc10e3a7e59dfca2e15329f75e7d5287ca059c591b34373b206310d74e9c92390fc4d6b7aaa7938b35f57dcda707e9459603585e204d5ccc6ba1f2cc29704865ae190b3baf5406a7c67d3ebd30ab8447bf02fbfbe1b6aba1929952b77ca16c4102bce47e32401fb4e7051fdd928518bbcc1413d9126d072dda79c30987cc22f87e472ea4e8543ee0f524caee680e1e1b3009cdfdad443b0987000de6fbb2cb037ed8e330f9564cf91e82213b03b022d6e1e8d9628d9a04885ca958e5a2d524cc5adcf94fa28114bc12ed5bee8e683f66f0d128903766ed37f0912dacec07"}, {0x40, 0x3a, 0xfffffffb, "c201aa885f3588ed8ab5ed4e4ec476d5e7d4d07664d01f0d969c10fda7c10d2fe7bcfc280f8349c58e96001ca217"}, {0xf0, 0x10e, 0x3, "feabce61ee10508af70ac73d055916100c4ae3d8b98d31439751af5d6f4b64c128979b462d27d6d60c854d74e88b0ede89c797eaa729adf3f0f8b6cb0a35a72358443502eff303c673c3244e1280371cc368256427a3bb2e44a248fb69d4751892542ff9eb5cef24d2b1c188af8885d559f73b3aa6576576af924187960e0d09603162d5647625a32cfd50781e9f5b0d321a0b1501decbe844738c702bc912bb27350db446362e702f41410b2fca6b5334eda22c94bd8f72e7e96c62900d8e4db1cc28014da7414453748bf66c2e2edd667224813799730aa5ca"}, {0xa8, 0x105, 0x7, "b73383448fae790db4adf02e3fc2fb3b60b8da0d81ad1647713dbba2d72c815020099be9478d51e378cb15d70b8ff012a40fb2513374aa71758fa08fbef24ad002df770537c834235873d6ba0c588088cfc1b7457553c871262d581ec131ac34e74a0b011de756331e9100adbfb25f6a392b1467d64b11c0e04c8ffbf27b12ccf8b2d8b1ab124a4fe4af6b7971f1747c55"}, {0x48, 0x10c, 0x2, "9fe195a78f414d1ee2b56dc3ec0cdecd10055b1218810508bff5e37af2e560a218f1b04c4c34b5c6d00821061188e69527cf01487bbc"}], 0x490}, 0x8800) 21:54:51 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) openat$cgroup_ro(r0, &(0x7f0000000180)='cpu.stat\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, @perf_config_ext={0x1000000000000}, 0x10, 0x8003, 0x0, 0x7, 0x0, 0x0, 0x2000}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40305839, &(0x7f0000000040)) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) recvmsg(r4, &(0x7f0000005ec0)={&(0x7f0000004940)=@can={0x1d, 0x0}, 0x80, 0x0, 0x0, &(0x7f0000004ec0)=""/4096, 0x1000}, 0x1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=r5) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)=r5) sendmsg$inet(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000000c0)={0x2, 0x4e20, @local}, 0x10, &(0x7f0000000600)=[{&(0x7f00000001c0)="d1cafc50badaf9ebd2a75fa7969f9c8349b77c28c9f391ef55183c587786c13b8e6f2e6aa88a7312f373eca47b", 0x2d}, {&(0x7f0000000280)="3f1661b44dae615fdaff", 0xa}, {&(0x7f0000000300)="f35428413eda7f2a3a379fe75aeb0422deb772c049bd2e39", 0x18}, {&(0x7f0000000380)="0a7723231cbc7458f730160a16e84662d3758ca606b343124101414b5c5ccc98c15d80b859bf10be6a83253ddab2a160f662cdf1af271a0948042e2e13aec81057d85e767cc3140f185d812cece7", 0x4e}, {&(0x7f0000000540)="33ec2b30d316c73ad789bce99b1f90fb22439a43728d26eba1631b2445fcf9a85771362cb450b0c98f478106890006b50893eb44024e0856fffd5c41e3e7029299600a007c278350dea3e84d452a2841cb9754429e5c612ddcee2ec1167be80bc15c4256926c270ddb8986d4cf13191200f66208edcf913abbefd94365ca3a1ca26fa9b4bee6865e4ad3d73412205b5018de42b5309304ec31a0e6af629bd1455c5a40323be4f9fb242a8d84ae7c7aab3e3633bd33cef68c518d1243049fa4", 0xbf}], 0x5, &(0x7f0000000740)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @rand_addr=0x5, @remote}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @rand_addr, @local}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x2}}, @ip_retopts={{0x14, 0x0, 0x7, {[@noop]}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x80}}, @ip_retopts={{0x84, 0x0, 0x7, {[@timestamp={0x44, 0xc, 0x17, 0x0, 0x8, [0x100, 0x3]}, @timestamp_prespec={0x44, 0x24, 0xe2, 0x3, 0x3, [{@empty, 0x6}, {@empty, 0x5}, {@broadcast, 0x8}, {@local, 0x8}]}, @end, @ssrr={0x89, 0x23, 0x7, [@initdev={0xac, 0x1e, 0x0, 0x0}, @dev={0xac, 0x14, 0x14, 0x18}, @rand_addr=0x5, @empty, @loopback, @multicast1, @loopback, @rand_addr=0x2]}, @timestamp={0x44, 0x1c, 0x2b, 0x0, 0x8, [0x4, 0x1, 0x3, 0x5, 0x4, 0x3]}, @noop]}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x69}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x7fffffff}}, @ip_ttl={{0x14, 0x0, 0x2, 0x1}}], 0x158}, 0x8000) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r6, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) perf_event_open$cgroup(&(0x7f0000000100)={0x5, 0x70, 0x6, 0xfe, 0x4, 0x7, 0x0, 0x5, 0x400, 0x5, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x80000000, 0x4, @perf_bp={&(0x7f0000000080), 0x2}, 0x2208, 0x2, 0x8d, 0x9, 0x400, 0x40, 0x295}, 0xffffffffffffffff, 0x5, r3, 0x3) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 21:54:51 executing program 3: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0524fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:51 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d1224fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:51 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d1424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d2824fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d3524fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d5a24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:52 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d6c24fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:58 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d040ffc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:54:58 executing program 4: r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000380), 0x10000023, &(0x7f00000002c0)=""/77, 0x42e}, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000040)=@ax25, 0xfe76, &(0x7f0000000000)=[{&(0x7f0000000080)=""/151, 0x6129d00b}], 0x1, &(0x7f00000001c0)=""/4, 0x10036, 0x7301}, 0x3f00) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x47, &(0x7f0000000000)}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r3, 0x0, 0x0, 0xdb, 0x0, &(0x7f0000000340)=""/219, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x40) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) ioctl$TUNSETOFFLOAD(0xffffffffffffffff, 0x400454d0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f00000004c0), 0x12) perf_event_open(&(0x7f0000000240)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) close(r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$TUNGETVNETHDRSZ(r4, 0x800454d7, &(0x7f0000000000)) write$cgroup_type(r4, &(0x7f0000000080)='threaded\x00', 0xfffffc61) close(r5) [ 2292.823322][T15606] validate_nla: 1 callbacks suppressed [ 2292.823333][T15606] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2292.843847][T15606] __nla_validate_parse: 1 callbacks suppressed [ 2292.843857][T15606] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2292.862333][T15606] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2292.862333][T15606] !' [ 2292.872167][T15606] CPU: 0 PID: 15606 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2292.880846][T15606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2292.890917][T15606] Call Trace: [ 2292.894213][T15606] dump_stack+0x188/0x20d [ 2292.898564][T15606] sysfs_warn_dup.cold+0x1c/0x2d [ 2292.903533][T15606] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2292.909610][T15606] sysfs_create_link+0x61/0xc0 [ 2292.914391][T15606] device_add+0x71c/0x1bc0 [ 2292.918819][T15606] ? uevent_show+0x360/0x360 [ 2292.923409][T15606] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2292.929392][T15606] wiphy_register+0x1c46/0x2720 [ 2292.934246][T15606] ? wiphy_unregister+0xf90/0xf90 [ 2292.939383][T15606] ? __kmalloc+0x629/0x7a0 [ 2292.943798][T15606] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2292.949348][T15606] ieee80211_register_hw+0x13d4/0x36a0 [ 2292.954823][T15606] ? __debug_object_init+0x4a1/0xe20 [ 2292.960112][T15606] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2292.965561][T15606] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2292.971090][T15606] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2292.977057][T15606] ? memset+0x20/0x40 [ 2292.981027][T15606] ? __hrtimer_init+0x134/0x260 [ 2292.985881][T15606] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2292.991615][T15606] ? vprintk_func+0x81/0x17e [ 2292.996204][T15606] ? hwsim_register_received_nl+0x400/0x400 [ 2293.002111][T15606] hwsim_new_radio_nl+0x905/0xf60 [ 2293.007131][T15606] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2293.013034][T15606] ? cap_capable+0x1eb/0x250 [ 2293.017644][T15606] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2293.023983][T15606] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2293.030307][T15606] genl_rcv_msg+0x627/0xdf0 [ 2293.034801][T15606] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2293.041145][T15606] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2293.046952][T15606] netlink_rcv_skb+0x15a/0x410 [ 2293.051709][T15606] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2293.058040][T15606] ? netlink_ack+0xa80/0xa80 [ 2293.062640][T15606] genl_rcv+0x24/0x40 [ 2293.066609][T15606] netlink_unicast+0x537/0x740 [ 2293.071374][T15606] ? netlink_attachskb+0x810/0x810 [ 2293.076487][T15606] ? _copy_from_iter_full+0x25c/0x870 [ 2293.081876][T15606] ? __phys_addr_symbol+0x2c/0x70 [ 2293.086916][T15606] ? __check_object_size+0x171/0x437 [ 2293.092470][T15606] netlink_sendmsg+0x882/0xe10 [ 2293.097240][T15606] ? aa_af_perm+0x260/0x260 [ 2293.101744][T15606] ? netlink_unicast+0x740/0x740 [ 2293.106683][T15606] ? netlink_unicast+0x740/0x740 [ 2293.111610][T15606] sock_sendmsg+0xcf/0x120 [ 2293.116034][T15606] ____sys_sendmsg+0x6b9/0x7d0 [ 2293.120804][T15606] ? kernel_sendmsg+0x50/0x50 [ 2293.125476][T15606] ? mark_lock+0xbc/0x1220 [ 2293.129894][T15606] ___sys_sendmsg+0x100/0x170 [ 2293.134579][T15606] ? sendmsg_copy_msghdr+0x70/0x70 [ 2293.139701][T15606] ? __fget_files+0x329/0x4f0 [ 2293.144374][T15606] ? ksys_dup3+0x3c0/0x3c0 [ 2293.148775][T15606] ? lock_acquire+0x197/0x420 [ 2293.153478][T15606] ? __might_fault+0xef/0x1d0 [ 2293.158159][T15606] ? __fget_light+0x208/0x270 [ 2293.162826][T15606] __sys_sendmsg+0xec/0x1b0 [ 2293.167367][T15606] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2293.172380][T15606] ? __x64_sys_futex+0x380/0x4f0 [ 2293.177347][T15606] ? trace_hardirqs_off_caller+0x55/0x230 [ 2293.183054][T15606] ? do_syscall_64+0x21/0x7d0 [ 2293.187840][T15606] do_syscall_64+0xf6/0x7d0 [ 2293.192347][T15606] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2293.198322][T15606] RIP: 0033:0x45c849 [ 2293.202236][T15606] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2293.221851][T15606] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2293.230294][T15606] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2293.238264][T15606] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2293.246325][T15606] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2293.254295][T15606] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2293.262275][T15606] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2293.333603][T15606] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2293.341810][T15606] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2293.361197][T15606] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2293.361197][T15606] !' [ 2293.371132][T15606] CPU: 0 PID: 15606 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2293.379918][T15606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2293.389978][T15606] Call Trace: [ 2293.393273][T15606] dump_stack+0x188/0x20d [ 2293.397605][T15606] sysfs_warn_dup.cold+0x1c/0x2d [ 2293.402550][T15606] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2293.408606][T15606] sysfs_create_link+0x61/0xc0 [ 2293.413357][T15606] device_add+0x71c/0x1bc0 [ 2293.417762][T15606] ? uevent_show+0x360/0x360 [ 2293.422338][T15606] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2293.428329][T15606] wiphy_register+0x1c46/0x2720 [ 2293.433173][T15606] ? wiphy_unregister+0xf90/0xf90 [ 2293.438187][T15606] ? __kmalloc+0x629/0x7a0 [ 2293.442590][T15606] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2293.448127][T15606] ieee80211_register_hw+0x13d4/0x36a0 [ 2293.453600][T15606] ? __debug_object_init+0x4a1/0xe20 [ 2293.458910][T15606] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2293.464370][T15606] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2293.470008][T15606] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2293.476002][T15606] ? memset+0x20/0x40 [ 2293.479992][T15606] ? __hrtimer_init+0x134/0x260 [ 2293.484837][T15606] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2293.490556][T15606] ? vprintk_func+0x81/0x17e [ 2293.495147][T15606] ? hwsim_register_received_nl+0x400/0x400 [ 2293.501032][T15606] hwsim_new_radio_nl+0x905/0xf60 [ 2293.506050][T15606] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2293.511929][T15606] ? cap_capable+0x1eb/0x250 [ 2293.516512][T15606] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2293.522838][T15606] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2293.529164][T15606] genl_rcv_msg+0x627/0xdf0 [ 2293.533671][T15606] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2293.540019][T15606] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2293.545837][T15606] netlink_rcv_skb+0x15a/0x410 [ 2293.550602][T15606] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2293.556944][T15606] ? netlink_ack+0xa80/0xa80 [ 2293.561544][T15606] genl_rcv+0x24/0x40 [ 2293.565534][T15606] netlink_unicast+0x537/0x740 [ 2293.570297][T15606] ? netlink_attachskb+0x810/0x810 [ 2293.575395][T15606] ? _copy_from_iter_full+0x25c/0x870 [ 2293.580768][T15606] ? __phys_addr_symbol+0x2c/0x70 [ 2293.585877][T15606] ? __check_object_size+0x171/0x437 [ 2293.591152][T15606] netlink_sendmsg+0x882/0xe10 [ 2293.595919][T15606] ? aa_af_perm+0x260/0x260 [ 2293.600409][T15606] ? netlink_unicast+0x740/0x740 [ 2293.605352][T15606] ? netlink_unicast+0x740/0x740 [ 2293.610292][T15606] sock_sendmsg+0xcf/0x120 [ 2293.614697][T15606] ____sys_sendmsg+0x6b9/0x7d0 [ 2293.619534][T15606] ? kernel_sendmsg+0x50/0x50 [ 2293.624211][T15606] ? mark_lock+0xbc/0x1220 [ 2293.628860][T15606] ___sys_sendmsg+0x100/0x170 [ 2293.633556][T15606] ? sendmsg_copy_msghdr+0x70/0x70 [ 2293.638690][T15606] ? __fget_files+0x329/0x4f0 [ 2293.643370][T15606] ? ksys_dup3+0x3c0/0x3c0 [ 2293.647782][T15606] ? lock_acquire+0x197/0x420 [ 2293.652462][T15606] ? __might_fault+0xef/0x1d0 [ 2293.657148][T15606] ? __fget_light+0x208/0x270 [ 2293.661820][T15606] __sys_sendmsg+0xec/0x1b0 [ 2293.666312][T15606] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2293.671332][T15606] ? __x64_sys_futex+0x380/0x4f0 [ 2293.676266][T15606] ? trace_hardirqs_off_caller+0x55/0x230 [ 2293.681979][T15606] ? do_syscall_64+0x21/0x7d0 [ 2293.686643][T15606] do_syscall_64+0xf6/0x7d0 [ 2293.691136][T15606] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2293.697034][T15606] RIP: 0033:0x45c849 [ 2293.700966][T15606] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2293.720574][T15606] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2293.728993][T15606] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2293.736955][T15606] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2293.745005][T15606] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2293.753059][T15606] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2293.761019][T15606] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:17 executing program 2: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={0xffffffffffffffff, 0x8, 0x8}, 0xc) bpf$MAP_DELETE_BATCH(0x1b, &(0x7f00000013c0)={&(0x7f0000000080)="c44d725179174f48596b15966c7cc06390dde757a13345894a567b50437ed0f35f49b2f922d6c161ee4378231c71c1da6dc3c1bb51ba51eee811f837864fc13b8269ac8cdacbb0575e65ba8b8c64da867f5c1ca04a4c4d1ca8b4e81caadfbfc9a3b8987c4cd65dcfb6d76505064057501a4c1968579cafebf40ff132847ec0f708d9252ea5d54eff444605d6db2971093bacebf8654aa374ce18eb2419", &(0x7f0000000200)=""/4096, &(0x7f0000001200)="b30240102c6756ffc75a0a4a61a5ad0211511116e2b5c40373521dab976e22de5562807c325a32ff48dd0eed5236bcd8c9b5b051ae6cec77bbfa2df11fa3a83d0e436620d4b545950d92c13fd62fd1788c0f895087bde367dba9eb44ccacd03885a0f5cfd0a66787619268e091c3adfb23a9801e54396a61cbe87b15ebe94acab2c4f7963c1c210e7c92bffde315869011d1eec80bfcef56c473553b446c80bae4d215df00075809c04bfc02e3046e2e89810489bd9ba2fb2dda1ed615ba02fda7ec31e4d7b2e5a779f76ab21dfd2248a95f2462b05080bb11ece61e9a00c105b07bafc1716849bdb63e98063f52d4adb0da5e7c281bec79", &(0x7f0000001300)="055fb04db6ae88316596c3e133698dfbd3e6a2628078b3247602e4a03bd60a0bf2198f10257bafc3058e607afcdc1b99dc6e2ebc13945e6c290e313b38f1872881c3353bc76d5272524dc89c47c85813efda018d8e11a875730e3e57dfa7f4c3a0a94a2dcbf037e5024fc861fe5778f52354e77499df8280d1cfbdc02e1949afeb94fcef527b4066d3845115631be9598a45282d2331b472e61df1486a7c2bd2e5e9", 0x1000, r0, 0x4}, 0x38) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) r2 = socket$kcm(0x29, 0x2, 0x0) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000001440)={0xffffffffffffffff}, 0xc) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000001480)={r1, r3}) r4 = socket$kcm(0x29, 0x5, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r5, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r6 = socket$kcm(0x2, 0x1000000000000002, 0x0) r7 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000001500)='./cgroup.net/syz1\x00', 0x200002, 0x0) close(r7) openat$cgroup_subtree(r7, &(0x7f0000001540)='cgroup.subtree_control\x00', 0x2, 0x0) setsockopt$sock_attach_bpf(r6, 0x1, 0x3e, &(0x7f00000002c0)=r5, 0x161) ioctl$TUNSETVNETLE(r5, 0x400454dc, &(0x7f00000014c0)=0x1) r8 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r8, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000001400)={r8}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8b1a, &(0x7f0000000000)='wlan1\x00\xe7P\x96\xcb0\xde\x14\xfb\x04\xda\xefj\x00\x00\x00\x00\x00\x00\x00\x01Wu\xf8\xbc\x96\xe4MtT\x9b.\x01\x00\x01\x00\x00\x00\x00\x00\xd32\xc7\x95:sHg\xf7\xe9\x1a\xab\xd0*\b:\xa7\xb5\xd8\x8cS\x1aU \xf2\xcb\xb6\xca\xf0\x811\xc6*\x1b\x1c\xc2~O\xf6G\x00\x00\x00\x00\x00\x00\x00\x00\x00') 21:55:17 executing program 5: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'\x00', 0x4009}) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) close(r1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x11, 0x7ffffa, 0x3, 0x50, 0x480, 0xffffffffffffffff, 0x3, [], 0x0, r2, 0x3, 0x3, 0x2}, 0x40) recvmsg(0xffffffffffffffff, &(0x7f0000009200)={&(0x7f0000008f00)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000009140)=[{&(0x7f0000008f80)=""/158, 0x9e}, {&(0x7f0000009040)=""/217, 0xd9}], 0x2, &(0x7f0000009180)=""/99, 0x63}, 0x42) r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r6, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000080)=""/147, 0x93}, 0x40) r7 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r7, 0x1, 0x3e, &(0x7f00000002c0)=r6, 0x161) bpf$MAP_CREATE(0x0, &(0x7f0000009240)={0x18, 0x4, 0xae, 0x2, 0x84, r4, 0x9, [], r5, r6, 0x1, 0x0, 0x4}, 0x40) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) 21:55:17 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0)=r0, 0x161) openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) 21:55:17 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0428fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:55:17 executing program 3: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) recvmsg(r0, &(0x7f0000001f80)={&(0x7f0000001880)=@can, 0x80, &(0x7f0000001e80)=[{&(0x7f0000001900)=""/106, 0x6a}, {&(0x7f0000001980)=""/150, 0x96}, {&(0x7f0000001a40)=""/99, 0x63}, {&(0x7f0000001ac0)=""/108, 0x6c}, {&(0x7f0000001b40)=""/36, 0x24}, {&(0x7f0000001b80)=""/245, 0xf5}, {&(0x7f0000001c80)=""/231, 0xe7}, {&(0x7f0000001d80)=""/204, 0xcc}], 0x8, &(0x7f0000001f00)=""/89, 0x59}, 0x8000) sendmsg$kcm(r0, &(0x7f0000003a40)={&(0x7f0000001fc0)=@pptp={0x18, 0x2, {0x0, @dev={0xac, 0x14, 0x14, 0x42}}}, 0x80, &(0x7f0000003500)=[{&(0x7f0000002040)="30184036afecf5f2fedbacf7340bc2cdb0868b02e2e46ee5b5346e6c8a6fb01b8faaaeaa8523fc24f6563855ac8ee098b378568c3a653dcaa521af9930642f07b6ae7737c7137b54413289552f012ebea21f53088e049f32fcf145a5b816863b99e6614125a66fddc3ff7137b192af", 0x6f}, {&(0x7f0000000040)="de1b326b9cfd000000000000000038e9e97dd347c14c20ddd4d4d58f102af6a3f104056b18095f79eb9fdde5f712f4fb837928084caafca972faf0f209e43e7127bc90011c462057afc2b5c99bb9f4f80c6358060015641bc62f715dab05aa6534f1cf7bd1785ddd0f", 0x69}, {&(0x7f0000002100)="025d13c7500e0fa12a4ac0903b160c867efc6dbe042c7c8289c3cbd0f21dd0a9c73e9f7e826d9597f59dd5efe3f452a9e9b35ed691d34ee7df", 0x39}, {&(0x7f0000002140)="fce2d9d15a0d6bff7da62560db448338b44f6abfbc8aa8", 0x17}, {&(0x7f0000002180)="6b8974c4473ca5d678f035f56ca13e7bdce96a", 0x13}, {&(0x7f00000021c0)="5160ed7b928bbb698baa4b7f31a46f6ba73798f80943302ab88192b9a7be9b3c325257288e67633c2445deae6204188309462da0e685e7345f33573f83de2b4cbb6aa52ed7161d1c1a8c5e0aa163d9691ac30b71c0adc34be0a87b2b07925cb79766057c2d6c87a4ec7304b4532201db8eae35b4b5d63f88073653af2a6d146f19b394c71f61d8f24610166ee336ab268514371dd9c022fb5383352cc78b633fab19a2f02032faa7a045505cc0dbdd4cb3e47afc0c910018f0476e4511da56ff5bb916f6c57273a455a153101265", 0xce}, {&(0x7f00000022c0)="a67ea49fc659df1165d55749cf9668b9a389ae8662ac250b4e9d5a552534d6364d4bfe3612fed5937d5505518361021b9e95467c9d5fff343882f9ba5a25989b62b92bda3ab458af7befc0780c2c7f7e0f8e4aea0d3eb5", 0x57}, {&(0x7f0000002340)="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", 0x1000}, {&(0x7f0000003340)="9e897d4c526ba155c0128eb132bdd93bd811b6fd3bd4096a14054f44d00b55f247ca8b29f4424310f665d1992f39c2955958ee70cf6f085220f9d59b1b0cfadd70e0b1f9c34552f264a5f8e30c9c48ff5a0446c2db13dd9bffafc50abd167336ace77bb27ac8c9a0c6d48bfaf1285176f3ab8388550e41aa4b656529fbdfd781b3148da618dd6f2858fb8f93aa9ca45c683175b594cac08b086f795bc911c2fec027bda0ce707109ff7964787385ee1868072ac12d408315659856f3e1575c4665ced1afd33befa1e5b42cc7043ecb10d89ae875350a43152b1dcef43aeb7cdd79c67d743c7c7284f9af7090282727ded8", 0xf1}, {&(0x7f0000003440)="49459c8170f218b2247b576531b352205cb3e66ca40af2db523880f597b5cdcd5103f464fec39acb71a08d0beb7549c46deab4ce8b007195d43d48e3a6ac5d407693b2c0b9fd9db5409e301474ecb23d266908c3671a3b9817d163a50d374a0162606186c5c6cd433f1c4978175f4c9892ead86852ee2b451cd14332735cca627e", 0x81}], 0xa, &(0x7f00000035c0)=[{0x78, 0x10b, 0x93dd, "41ef914be295f536d41bca432dae6a4937a86240ec9f1b501ffdaff60aac43c4f4ce5725c12837200f213e7cce874c0d8ef76fac894ea25b085d80b11556a4d49127c5592ed403176c9e41e8f132cb18b7e425642b2c3bc88bad287cefccaa6db8ea124f7a"}, {0xffffffffffffffd9, 0x116, 0x8, "115a29b07c7fd4c9e438818865ed0b478144d17867c446ff1d8b711744a7c170ac081481c90cb741a19c269130e4b49fa91c82908c314fe11e6cc5069d73836d3e03f4080d8c003007a981214da944f9b02d91a5423d9753f24a5ffca903bf50c3022f8a849c6c04b621995377ff0119582189ce5d876c9c55ed6da132fc5072c48afdff86bea4c2d2d720b85dfdb3adaf8ecc559d91cd7aea10c3632bd13ae4e5d521a18b"}, {0xb8, 0x84, 0xa70, "3bef251c007db64fcec2b9b4201f7a71db4909a08af1d7e7e3ac396df6d8c2003a7af801978f4ca76ec3aaadf52e2588a5b46c710c432b70672ed4928ed72781e959dbf9f5ecc7d0fa268445008fa82edfa8b21dea37f05ca1044e493e62bd79625472aac057df49d1d87c4744688ee713a2283aff36a102409dde48e58d8085a3fdf6ff16fb57ccb9f5866ad0317d23e30004c9aec166181c3697c69aab4b17d53f8a"}, {0xf8, 0x115, 0xd051, "e3c69ff17ebf975551d7fb3b3f455bb7fc58d5a06169b5e5331fe9a08f2443b331e27832f09fb425aa2c50b7a8cd96d38ecb72216ae0edde37073a98566a365a3ffc5257828cd4bd6e9e9be4c1247a7e93c3fbd53d512afffb43a39d89f20d6ca3ed6f8a6ead614758ed6c126f81038887b806d9e5093e4bbe935b339712fa08d6856452edcea6ab88636aacbfacb22624872b4c292dfcd96a9a8759da3724f294b45a6f151af09701674317463aab5b82fdd70fd0e329467a14460bc480f0313189c5837686056adb550b47129a1dd2d5964bf0b4e90edec04c1b603cca83eed3"}, {0xc8, 0x110, 0x0, "0be906eef1ee0b6bab0575c752be5f20b5d632010188dfbaa6e0305b48a80c9f0e0931af99f9996ce8485adc8109101741fe90461518d4894aaba7d42305e2ac918e30e68b51ba75799b4a7344e7402c5a0104ae2266b3974c1253cabcbc2b16ed209d4dd402bb9366a0b87d910910f226ac0801d9475907c434f94f6010f4545bc653ab70f7584949ee50ec5464504a3641cd7709afdad136b9187fcb8da6e484971c3d62f52c78993091b7a500c0e94f"}, {0x60, 0x10f, 0x9, "bf094547f7cb96da873aa5525103365fc090a5f4cc2cf32bbfd38bc9ae594c2b2fe210755098c3ce007430e30211a29f6a1adfdd3f68880a6d18bb1ce93b7f2ebf86011e0f01af812c797b"}, {0x78, 0x119, 0xffffffff, "8a0a3c3b2c6d282567ca39fc7eb6ffffa70b7e48cd48488ef4d38382a84240104ace8ee2de27ed6eeb57d3801f0b6f0eb785cd7fe905066e8fa7d8edb3a413a9aa667d51ec65c0907189fd9ab8ddddd29c9f82958b4ff62ff336905cada9d68475ee25d03efbd9"}], 0x480}, 0x20000004) bpf$PROG_LOAD(0x5, &(0x7f0000caefb8)={0x8, 0x3, &(0x7f0000000780)=ANY=[@ANYBLOB="85000000610000005400000000000000950000000000000058c70c15db56a93a49599a841ec69dd273a2b865e07d2ea70aa132d255fcaeed0faa567962cd4b2c5ba4d1f3848e28"], &(0x7f0000281ffc)='GPL\x00'}, 0x48) [ 2311.543732][T15618] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2311.552049][T15618] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2311.568861][T15618] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2311.568861][T15618] !' [ 2311.579059][T15618] CPU: 1 PID: 15618 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2311.587755][T15618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2311.597802][T15618] Call Trace: [ 2311.601222][T15618] dump_stack+0x188/0x20d [ 2311.605568][T15618] sysfs_warn_dup.cold+0x1c/0x2d [ 2311.610513][T15618] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2311.617118][T15618] sysfs_create_link+0x61/0xc0 [ 2311.621893][T15618] device_add+0x71c/0x1bc0 [ 2311.626334][T15618] ? uevent_show+0x360/0x360 [ 2311.630928][T15618] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2311.636967][T15618] wiphy_register+0x1c46/0x2720 [ 2311.641836][T15618] ? wiphy_unregister+0xf90/0xf90 [ 2311.646879][T15618] ? __kmalloc+0x629/0x7a0 [ 2311.651350][T15618] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2311.656895][T15618] ieee80211_register_hw+0x13d4/0x36a0 [ 2311.662374][T15618] ? __debug_object_init+0x4a1/0xe20 [ 2311.667820][T15618] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2311.673293][T15618] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2311.678825][T15618] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2311.684859][T15618] ? memset+0x20/0x40 [ 2311.688853][T15618] ? __hrtimer_init+0x134/0x260 [ 2311.693704][T15618] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2311.699427][T15618] ? vprintk_func+0x81/0x17e [ 2311.704035][T15618] ? hwsim_register_received_nl+0x400/0x400 [ 2311.709936][T15618] hwsim_new_radio_nl+0x905/0xf60 [ 2311.714956][T15618] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2311.720886][T15618] ? cap_capable+0x1eb/0x250 [ 2311.725488][T15618] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2311.731829][T15618] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2311.738169][T15618] genl_rcv_msg+0x627/0xdf0 [ 2311.742688][T15618] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2311.749030][T15618] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2311.754834][T15618] netlink_rcv_skb+0x15a/0x410 [ 2311.759584][T15618] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2311.765920][T15618] ? netlink_ack+0xa80/0xa80 [ 2311.770643][T15618] genl_rcv+0x24/0x40 [ 2311.774625][T15618] netlink_unicast+0x537/0x740 [ 2311.779494][T15618] ? netlink_attachskb+0x810/0x810 [ 2311.784632][T15618] ? _copy_from_iter_full+0x25c/0x870 [ 2311.790004][T15618] ? __phys_addr_symbol+0x2c/0x70 [ 2311.795072][T15618] ? __check_object_size+0x171/0x437 [ 2311.800354][T15618] netlink_sendmsg+0x882/0xe10 [ 2311.805128][T15618] ? aa_af_perm+0x260/0x260 [ 2311.809698][T15618] ? netlink_unicast+0x740/0x740 [ 2311.814659][T15618] ? netlink_unicast+0x740/0x740 [ 2311.819588][T15618] sock_sendmsg+0xcf/0x120 [ 2311.824008][T15618] ____sys_sendmsg+0x6b9/0x7d0 [ 2311.828808][T15618] ? kernel_sendmsg+0x50/0x50 [ 2311.833491][T15618] ? mark_lock+0xbc/0x1220 [ 2311.837951][T15618] ___sys_sendmsg+0x100/0x170 [ 2311.842633][T15618] ? sendmsg_copy_msghdr+0x70/0x70 [ 2311.847775][T15618] ? __fget_files+0x329/0x4f0 [ 2311.852474][T15618] ? ksys_dup3+0x3c0/0x3c0 [ 2311.856894][T15618] ? lock_acquire+0x197/0x420 [ 2311.861556][T15618] ? __might_fault+0xef/0x1d0 [ 2311.866245][T15618] ? __fget_light+0x208/0x270 [ 2311.870967][T15618] __sys_sendmsg+0xec/0x1b0 [ 2311.875573][T15618] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2311.880614][T15618] ? __x64_sys_futex+0x380/0x4f0 [ 2311.885596][T15618] ? trace_hardirqs_off_caller+0x55/0x230 [ 2311.891347][T15618] ? do_syscall_64+0x21/0x7d0 [ 2311.896019][T15618] do_syscall_64+0xf6/0x7d0 [ 2311.900569][T15618] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2311.906470][T15618] RIP: 0033:0x45c849 [ 2311.910366][T15618] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2311.930675][T15618] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2311.939143][T15618] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2311.947115][T15618] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2311.955088][T15618] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2311.963060][T15618] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2311.971038][T15618] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:55:18 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0435fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2312.161430][T15622] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2312.170115][T15622] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2312.182520][T15622] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2312.182520][T15622] !' [ 2312.193976][T15622] CPU: 1 PID: 15622 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2312.202666][T15622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2312.212732][T15622] Call Trace: [ 2312.216061][T15622] dump_stack+0x188/0x20d [ 2312.220509][T15622] sysfs_warn_dup.cold+0x1c/0x2d [ 2312.225470][T15622] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2312.231722][T15622] sysfs_create_link+0x61/0xc0 [ 2312.236503][T15622] device_add+0x71c/0x1bc0 [ 2312.240931][T15622] ? uevent_show+0x360/0x360 [ 2312.245523][T15622] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2312.251498][T15622] wiphy_register+0x1c46/0x2720 [ 2312.256357][T15622] ? wiphy_unregister+0xf90/0xf90 [ 2312.261392][T15622] ? __kmalloc+0x629/0x7a0 [ 2312.265810][T15622] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2312.271359][T15622] ieee80211_register_hw+0x13d4/0x36a0 [ 2312.276807][T15622] ? __debug_object_init+0x4a1/0xe20 [ 2312.282126][T15622] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2312.287605][T15622] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2312.293170][T15622] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2312.299172][T15622] ? memset+0x20/0x40 [ 2312.303141][T15622] ? __hrtimer_init+0x134/0x260 [ 2312.307994][T15622] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2312.313734][T15622] ? vprintk_func+0x81/0x17e [ 2312.318363][T15622] ? hwsim_register_received_nl+0x400/0x400 [ 2312.324308][T15622] hwsim_new_radio_nl+0x905/0xf60 [ 2312.329337][T15622] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2312.335227][T15622] ? cap_capable+0x1eb/0x250 [ 2312.339824][T15622] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2312.346133][T15622] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2312.352456][T15622] genl_rcv_msg+0x627/0xdf0 [ 2312.356972][T15622] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2312.363290][T15622] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2312.369083][T15622] netlink_rcv_skb+0x15a/0x410 [ 2312.373843][T15622] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2312.380161][T15622] ? netlink_ack+0xa80/0xa80 [ 2312.384929][T15622] genl_rcv+0x24/0x40 [ 2312.388900][T15622] netlink_unicast+0x537/0x740 [ 2312.393686][T15622] ? netlink_attachskb+0x810/0x810 [ 2312.398806][T15622] ? _copy_from_iter_full+0x25c/0x870 [ 2312.404168][T15622] ? __phys_addr_symbol+0x2c/0x70 [ 2312.409174][T15622] ? __check_object_size+0x171/0x437 [ 2312.414459][T15622] netlink_sendmsg+0x882/0xe10 [ 2312.419216][T15622] ? aa_af_perm+0x260/0x260 [ 2312.423700][T15622] ? netlink_unicast+0x740/0x740 [ 2312.428641][T15622] ? netlink_unicast+0x740/0x740 [ 2312.433571][T15622] sock_sendmsg+0xcf/0x120 [ 2312.437980][T15622] ____sys_sendmsg+0x6b9/0x7d0 [ 2312.442731][T15622] ? kernel_sendmsg+0x50/0x50 [ 2312.447387][T15622] ? mark_lock+0xbc/0x1220 [ 2312.451804][T15622] ___sys_sendmsg+0x100/0x170 [ 2312.456491][T15622] ? sendmsg_copy_msghdr+0x70/0x70 [ 2312.461596][T15622] ? __fget_files+0x329/0x4f0 [ 2312.466255][T15622] ? ksys_dup3+0x3c0/0x3c0 [ 2312.470645][T15622] ? lock_acquire+0x197/0x420 [ 2312.475323][T15622] ? __might_fault+0xef/0x1d0 [ 2312.480003][T15622] ? __fget_light+0x208/0x270 [ 2312.484691][T15622] __sys_sendmsg+0xec/0x1b0 [ 2312.489174][T15622] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2312.494192][T15622] ? __x64_sys_futex+0x380/0x4f0 [ 2312.499142][T15622] ? trace_hardirqs_off_caller+0x55/0x230 [ 2312.504847][T15622] ? do_syscall_64+0x21/0x7d0 [ 2312.509502][T15622] do_syscall_64+0xf6/0x7d0 [ 2312.514010][T15622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2312.519904][T15622] RIP: 0033:0x45c849 [ 2312.523783][T15622] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2312.543377][T15622] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2312.551774][T15622] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 21:55:18 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xe0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x2000, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r3, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r4, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000180)={r4, r1}) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r1, 0x7}, 0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc004743e, &(0x7f0000000680)='&@[\x00') ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x4004743c, 0x0) [ 2312.559766][T15622] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2312.567747][T15622] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2312.575711][T15622] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2312.583682][T15622] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2312.654773][T15623] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2312.663044][T15623] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2312.675309][T15623] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2312.675309][T15623] !' [ 2312.688721][T15623] CPU: 1 PID: 15623 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2312.697418][T15623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2312.707562][T15623] Call Trace: [ 2312.710871][T15623] dump_stack+0x188/0x20d [ 2312.715204][T15623] sysfs_warn_dup.cold+0x1c/0x2d [ 2312.720139][T15623] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2312.726202][T15623] sysfs_create_link+0x61/0xc0 [ 2312.731087][T15623] device_add+0x71c/0x1bc0 [ 2312.735549][T15623] ? uevent_show+0x360/0x360 [ 2312.740159][T15623] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2312.746361][T15623] wiphy_register+0x1c46/0x2720 [ 2312.751257][T15623] ? wiphy_unregister+0xf90/0xf90 [ 2312.756294][T15623] ? __kmalloc+0x629/0x7a0 [ 2312.760770][T15623] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2312.766355][T15623] ieee80211_register_hw+0x13d4/0x36a0 [ 2312.771824][T15623] ? __debug_object_init+0x4a1/0xe20 [ 2312.777126][T15623] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2312.782581][T15623] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2312.788235][T15623] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2312.794225][T15623] ? memset+0x20/0x40 [ 2312.798203][T15623] ? __hrtimer_init+0x134/0x260 [ 2312.803055][T15623] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2312.808766][T15623] ? vprintk_func+0x81/0x17e [ 2312.813362][T15623] ? hwsim_register_received_nl+0x400/0x400 [ 2312.819261][T15623] hwsim_new_radio_nl+0x905/0xf60 [ 2312.824292][T15623] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2312.830177][T15623] ? cap_capable+0x1eb/0x250 [ 2312.834766][T15623] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2312.841080][T15623] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2312.847401][T15623] genl_rcv_msg+0x627/0xdf0 [ 2312.851912][T15623] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2312.858257][T15623] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2312.864073][T15623] netlink_rcv_skb+0x15a/0x410 [ 2312.868842][T15623] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2312.875165][T15623] ? netlink_ack+0xa80/0xa80 [ 2312.879765][T15623] genl_rcv+0x24/0x40 [ 2312.883741][T15623] netlink_unicast+0x537/0x740 [ 2312.888510][T15623] ? netlink_attachskb+0x810/0x810 [ 2312.893627][T15623] ? _copy_from_iter_full+0x25c/0x870 [ 2312.898993][T15623] ? __phys_addr_symbol+0x2c/0x70 [ 2312.904009][T15623] ? __check_object_size+0x171/0x437 [ 2312.909301][T15623] netlink_sendmsg+0x882/0xe10 [ 2312.914074][T15623] ? aa_af_perm+0x260/0x260 [ 2312.918570][T15623] ? netlink_unicast+0x740/0x740 [ 2312.923512][T15623] ? netlink_unicast+0x740/0x740 [ 2312.928521][T15623] sock_sendmsg+0xcf/0x120 [ 2312.932933][T15623] ____sys_sendmsg+0x6b9/0x7d0 [ 2312.937695][T15623] ? kernel_sendmsg+0x50/0x50 [ 2312.942386][T15623] ? mark_lock+0xbc/0x1220 [ 2312.946810][T15623] ___sys_sendmsg+0x100/0x170 [ 2312.951483][T15623] ? sendmsg_copy_msghdr+0x70/0x70 [ 2312.956740][T15623] ? __fget_files+0x329/0x4f0 [ 2312.961447][T15623] ? ksys_dup3+0x3c0/0x3c0 [ 2312.965882][T15623] ? lock_acquire+0x197/0x420 [ 2312.970555][T15623] ? __might_fault+0xef/0x1d0 [ 2312.975243][T15623] ? __fget_light+0x208/0x270 [ 2312.979919][T15623] __sys_sendmsg+0xec/0x1b0 [ 2312.984445][T15623] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2312.989483][T15623] ? trace_hardirqs_off_caller+0x55/0x230 [ 2312.995212][T15623] ? do_syscall_64+0x21/0x7d0 [ 2312.999884][T15623] do_syscall_64+0xf6/0x7d0 [ 2313.004388][T15623] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2313.010273][T15623] RIP: 0033:0x45c849 [ 2313.014162][T15623] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2313.033753][T15623] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2313.042151][T15623] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2313.050113][T15623] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2313.058072][T15623] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2313.066042][T15623] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2313.074017][T15623] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:19 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d045afc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2313.243987][T15626] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2313.252274][T15626] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2313.270398][T15626] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2313.270398][T15626] !' [ 2313.280237][T15626] CPU: 1 PID: 15626 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2313.288900][T15626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2313.298948][T15626] Call Trace: [ 2313.302249][T15626] dump_stack+0x188/0x20d [ 2313.306600][T15626] sysfs_warn_dup.cold+0x1c/0x2d [ 2313.311569][T15626] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2313.317633][T15626] sysfs_create_link+0x61/0xc0 [ 2313.322410][T15626] device_add+0x71c/0x1bc0 [ 2313.326849][T15626] ? uevent_show+0x360/0x360 [ 2313.331453][T15626] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2313.337526][T15626] wiphy_register+0x1c46/0x2720 [ 2313.342388][T15626] ? wiphy_unregister+0xf90/0xf90 [ 2313.347433][T15626] ? __kmalloc+0x629/0x7a0 [ 2313.351858][T15626] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2313.357410][T15626] ieee80211_register_hw+0x13d4/0x36a0 [ 2313.362888][T15626] ? __debug_object_init+0x4a1/0xe20 [ 2313.368175][T15626] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2313.373747][T15626] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2313.379307][T15626] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2313.385299][T15626] ? memset+0x20/0x40 [ 2313.389328][T15626] ? __hrtimer_init+0x134/0x260 [ 2313.394174][T15626] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2313.399900][T15626] ? vprintk_func+0x81/0x17e [ 2313.404514][T15626] ? hwsim_register_received_nl+0x400/0x400 [ 2313.410412][T15626] hwsim_new_radio_nl+0x905/0xf60 [ 2313.415447][T15626] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2313.421326][T15626] ? cap_capable+0x1eb/0x250 [ 2313.426098][T15626] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2313.432425][T15626] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2313.438755][T15626] genl_rcv_msg+0x627/0xdf0 [ 2313.443266][T15626] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2313.449627][T15626] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2313.455446][T15626] netlink_rcv_skb+0x15a/0x410 [ 2313.460201][T15626] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2313.466546][T15626] ? netlink_ack+0xa80/0xa80 [ 2313.471154][T15626] genl_rcv+0x24/0x40 [ 2313.475135][T15626] netlink_unicast+0x537/0x740 [ 2313.479891][T15626] ? netlink_attachskb+0x810/0x810 [ 2313.484998][T15626] ? _copy_from_iter_full+0x25c/0x870 [ 2313.490390][T15626] ? __phys_addr_symbol+0x2c/0x70 [ 2313.495414][T15626] ? __check_object_size+0x171/0x437 [ 2313.500693][T15626] netlink_sendmsg+0x882/0xe10 [ 2313.505470][T15626] ? aa_af_perm+0x260/0x260 [ 2313.509973][T15626] ? netlink_unicast+0x740/0x740 [ 2313.514932][T15626] ? netlink_unicast+0x740/0x740 [ 2313.519892][T15626] sock_sendmsg+0xcf/0x120 [ 2313.524336][T15626] ____sys_sendmsg+0x6b9/0x7d0 [ 2313.529127][T15626] ? kernel_sendmsg+0x50/0x50 [ 2313.533899][T15626] ? mark_lock+0xbc/0x1220 [ 2313.538310][T15626] ___sys_sendmsg+0x100/0x170 [ 2313.542991][T15626] ? sendmsg_copy_msghdr+0x70/0x70 [ 2313.548111][T15626] ? __fget_files+0x329/0x4f0 [ 2313.552793][T15626] ? ksys_dup3+0x3c0/0x3c0 [ 2313.557228][T15626] ? lock_acquire+0x197/0x420 [ 2313.561904][T15626] ? __might_fault+0xef/0x1d0 [ 2313.566585][T15626] ? __fget_light+0x208/0x270 [ 2313.571262][T15626] __sys_sendmsg+0xec/0x1b0 [ 2313.575816][T15626] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2313.580824][T15626] ? __x64_sys_futex+0x380/0x4f0 [ 2313.585777][T15626] ? trace_hardirqs_off_caller+0x55/0x230 [ 2313.591525][T15626] ? do_syscall_64+0x21/0x7d0 [ 2313.596213][T15626] do_syscall_64+0xf6/0x7d0 [ 2313.600760][T15626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2313.606659][T15626] RIP: 0033:0x45c849 [ 2313.610575][T15626] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2313.630201][T15626] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2313.638605][T15626] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2313.646585][T15626] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2313.654709][T15626] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2313.662693][T15626] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2313.670669][T15626] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2313.747761][T15627] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2313.755953][T15627] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2313.767150][T15627] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2313.767150][T15627] !' [ 2313.776963][T15627] CPU: 1 PID: 15627 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2313.785735][T15627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2313.795811][T15627] Call Trace: [ 2313.799130][T15627] dump_stack+0x188/0x20d [ 2313.803480][T15627] sysfs_warn_dup.cold+0x1c/0x2d [ 2313.808444][T15627] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2313.814511][T15627] sysfs_create_link+0x61/0xc0 [ 2313.819293][T15627] device_add+0x71c/0x1bc0 [ 2313.823732][T15627] ? uevent_show+0x360/0x360 [ 2313.828336][T15627] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2313.834331][T15627] wiphy_register+0x1c46/0x2720 [ 2313.839197][T15627] ? wiphy_unregister+0xf90/0xf90 [ 2313.844225][T15627] ? __kmalloc+0x629/0x7a0 [ 2313.848628][T15627] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2313.854194][T15627] ieee80211_register_hw+0x13d4/0x36a0 [ 2313.859649][T15627] ? __debug_object_init+0x4a1/0xe20 [ 2313.864941][T15627] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2313.870423][T15627] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2313.875987][T15627] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2313.881996][T15627] ? memset+0x20/0x40 [ 2313.886002][T15627] ? __hrtimer_init+0x134/0x260 [ 2313.890898][T15627] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2313.896654][T15627] ? vprintk_func+0x81/0x17e [ 2313.901249][T15627] ? hwsim_register_received_nl+0x400/0x400 [ 2313.907142][T15627] hwsim_new_radio_nl+0x905/0xf60 [ 2313.912171][T15627] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2313.918051][T15627] ? cap_capable+0x1eb/0x250 [ 2313.922632][T15627] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2313.928941][T15627] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2313.935257][T15627] genl_rcv_msg+0x627/0xdf0 [ 2313.939756][T15627] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2313.946122][T15627] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2313.951937][T15627] netlink_rcv_skb+0x15a/0x410 [ 2313.956694][T15627] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2313.963029][T15627] ? netlink_ack+0xa80/0xa80 [ 2313.967617][T15627] genl_rcv+0x24/0x40 [ 2313.971586][T15627] netlink_unicast+0x537/0x740 [ 2313.976340][T15627] ? netlink_attachskb+0x810/0x810 [ 2313.981535][T15627] ? _copy_from_iter_full+0x25c/0x870 [ 2313.986896][T15627] ? __phys_addr_symbol+0x2c/0x70 [ 2313.991919][T15627] ? __check_object_size+0x171/0x437 [ 2313.997197][T15627] netlink_sendmsg+0x882/0xe10 [ 2314.001952][T15627] ? aa_af_perm+0x260/0x260 [ 2314.006442][T15627] ? netlink_unicast+0x740/0x740 [ 2314.011373][T15627] ? netlink_unicast+0x740/0x740 [ 2314.016297][T15627] sock_sendmsg+0xcf/0x120 [ 2314.020710][T15627] ____sys_sendmsg+0x6b9/0x7d0 [ 2314.025461][T15627] ? kernel_sendmsg+0x50/0x50 [ 2314.030148][T15627] ? mark_lock+0xbc/0x1220 [ 2314.034583][T15627] ___sys_sendmsg+0x100/0x170 [ 2314.039465][T15627] ? sendmsg_copy_msghdr+0x70/0x70 [ 2314.044591][T15627] ? __fget_files+0x329/0x4f0 [ 2314.049430][T15627] ? ksys_dup3+0x3c0/0x3c0 [ 2314.053987][T15627] ? lock_acquire+0x197/0x420 [ 2314.058690][T15627] ? __might_fault+0xef/0x1d0 [ 2314.063395][T15627] ? __fget_light+0x208/0x270 [ 2314.068215][T15627] __sys_sendmsg+0xec/0x1b0 [ 2314.072728][T15627] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2314.077757][T15627] ? trace_hardirqs_off_caller+0x55/0x230 [ 2314.083468][T15627] ? do_syscall_64+0x21/0x7d0 [ 2314.088138][T15627] do_syscall_64+0xf6/0x7d0 [ 2314.092640][T15627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2314.098531][T15627] RIP: 0033:0x45c849 [ 2314.102513][T15627] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2314.122299][T15627] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2314.130715][T15627] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2314.138677][T15627] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2314.146652][T15627] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2314.154616][T15627] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2314.162575][T15627] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:20 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d046cfc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2314.259999][T15630] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2314.275174][T15630] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2314.287977][T15630] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2314.287977][T15630] !' [ 2314.298428][T15630] CPU: 0 PID: 15630 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2314.307157][T15630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2314.317232][T15630] Call Trace: [ 2314.320552][T15630] dump_stack+0x188/0x20d [ 2314.324926][T15630] sysfs_warn_dup.cold+0x1c/0x2d [ 2314.329868][T15630] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2314.335932][T15630] sysfs_create_link+0x61/0xc0 [ 2314.340690][T15630] device_add+0x71c/0x1bc0 [ 2314.345102][T15630] ? uevent_show+0x360/0x360 [ 2314.349688][T15630] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2314.355770][T15630] wiphy_register+0x1c46/0x2720 [ 2314.360622][T15630] ? wiphy_unregister+0xf90/0xf90 [ 2314.365651][T15630] ? __kmalloc+0x629/0x7a0 [ 2314.370058][T15630] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2314.375617][T15630] ieee80211_register_hw+0x13d4/0x36a0 [ 2314.381077][T15630] ? __debug_object_init+0x4a1/0xe20 [ 2314.386362][T15630] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2314.391814][T15630] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2314.397365][T15630] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2314.403347][T15630] ? memset+0x20/0x40 [ 2314.407317][T15630] ? __hrtimer_init+0x134/0x260 [ 2314.412163][T15630] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2314.417875][T15630] ? vprintk_func+0x81/0x17e [ 2314.422468][T15630] ? hwsim_register_received_nl+0x400/0x400 [ 2314.428361][T15630] hwsim_new_radio_nl+0x905/0xf60 [ 2314.433383][T15630] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2314.439265][T15630] ? cap_capable+0x1eb/0x250 [ 2314.443890][T15630] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2314.450204][T15630] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2314.456528][T15630] genl_rcv_msg+0x627/0xdf0 [ 2314.461029][T15630] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2314.467382][T15630] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2314.473191][T15630] netlink_rcv_skb+0x15a/0x410 [ 2314.477944][T15630] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2314.484261][T15630] ? netlink_ack+0xa80/0xa80 [ 2314.488859][T15630] genl_rcv+0x24/0x40 [ 2314.492846][T15630] netlink_unicast+0x537/0x740 [ 2314.497621][T15630] ? netlink_attachskb+0x810/0x810 [ 2314.502724][T15630] ? _copy_from_iter_full+0x25c/0x870 [ 2314.508094][T15630] ? __phys_addr_symbol+0x2c/0x70 [ 2314.513107][T15630] ? __check_object_size+0x171/0x437 [ 2314.518388][T15630] netlink_sendmsg+0x882/0xe10 [ 2314.523161][T15630] ? aa_af_perm+0x260/0x260 [ 2314.527672][T15630] ? netlink_unicast+0x740/0x740 [ 2314.532635][T15630] ? netlink_unicast+0x740/0x740 [ 2314.537581][T15630] sock_sendmsg+0xcf/0x120 [ 2314.541989][T15630] ____sys_sendmsg+0x6b9/0x7d0 [ 2314.546760][T15630] ? kernel_sendmsg+0x50/0x50 [ 2314.551433][T15630] ? mark_lock+0xbc/0x1220 [ 2314.555850][T15630] ___sys_sendmsg+0x100/0x170 [ 2314.560520][T15630] ? sendmsg_copy_msghdr+0x70/0x70 [ 2314.565629][T15630] ? __fget_files+0x329/0x4f0 [ 2314.570304][T15630] ? ksys_dup3+0x3c0/0x3c0 [ 2314.574714][T15630] ? lock_acquire+0x197/0x420 [ 2314.579400][T15630] ? __might_fault+0xef/0x1d0 [ 2314.584078][T15630] ? __fget_light+0x208/0x270 [ 2314.588757][T15630] __sys_sendmsg+0xec/0x1b0 [ 2314.593264][T15630] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2314.598313][T15630] ? __x64_sys_futex+0x380/0x4f0 [ 2314.603251][T15630] ? trace_hardirqs_off_caller+0x55/0x230 [ 2314.608990][T15630] ? do_syscall_64+0x21/0x7d0 [ 2314.613701][T15630] do_syscall_64+0xf6/0x7d0 [ 2314.618311][T15630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2314.624198][T15630] RIP: 0033:0x45c849 [ 2314.628096][T15630] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2314.647726][T15630] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2314.656128][T15630] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2314.664088][T15630] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2314.672047][T15630] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2314.680005][T15630] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2314.687965][T15630] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2314.775268][T15632] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2314.783713][T15632] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2314.795634][T15632] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2314.795634][T15632] !' [ 2314.806838][T15632] CPU: 0 PID: 15632 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2314.817208][T15632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2314.827266][T15632] Call Trace: [ 2314.830552][T15632] dump_stack+0x188/0x20d [ 2314.834874][T15632] sysfs_warn_dup.cold+0x1c/0x2d [ 2314.839852][T15632] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2314.845929][T15632] sysfs_create_link+0x61/0xc0 [ 2314.850719][T15632] device_add+0x71c/0x1bc0 [ 2314.855167][T15632] ? uevent_show+0x360/0x360 [ 2314.859783][T15632] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2314.865820][T15632] wiphy_register+0x1c46/0x2720 [ 2314.870712][T15632] ? wiphy_unregister+0xf90/0xf90 [ 2314.875753][T15632] ? __kmalloc+0x629/0x7a0 [ 2314.880174][T15632] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2314.885733][T15632] ieee80211_register_hw+0x13d4/0x36a0 [ 2314.891190][T15632] ? __debug_object_init+0x4a1/0xe20 [ 2314.896477][T15632] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2314.901929][T15632] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2314.907476][T15632] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2314.913474][T15632] ? memset+0x20/0x40 [ 2314.917445][T15632] ? __hrtimer_init+0x134/0x260 [ 2314.922282][T15632] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2314.927994][T15632] ? vprintk_func+0x81/0x17e [ 2314.932597][T15632] ? hwsim_register_received_nl+0x400/0x400 [ 2314.938488][T15632] hwsim_new_radio_nl+0x905/0xf60 [ 2314.943515][T15632] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2314.949391][T15632] ? cap_capable+0x1eb/0x250 [ 2314.953969][T15632] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2314.960280][T15632] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2314.966626][T15632] genl_rcv_msg+0x627/0xdf0 [ 2314.971151][T15632] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2314.977487][T15632] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2314.983291][T15632] netlink_rcv_skb+0x15a/0x410 [ 2314.988052][T15632] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2314.994367][T15632] ? netlink_ack+0xa80/0xa80 [ 2314.998957][T15632] genl_rcv+0x24/0x40 [ 2315.002927][T15632] netlink_unicast+0x537/0x740 [ 2315.007704][T15632] ? netlink_attachskb+0x810/0x810 [ 2315.012833][T15632] ? _copy_from_iter_full+0x25c/0x870 [ 2315.018190][T15632] ? __phys_addr_symbol+0x2c/0x70 [ 2315.023209][T15632] ? __check_object_size+0x171/0x437 [ 2315.028492][T15632] netlink_sendmsg+0x882/0xe10 [ 2315.033243][T15632] ? aa_af_perm+0x260/0x260 [ 2315.037759][T15632] ? netlink_unicast+0x740/0x740 [ 2315.042687][T15632] ? netlink_unicast+0x740/0x740 [ 2315.047614][T15632] sock_sendmsg+0xcf/0x120 [ 2315.052030][T15632] ____sys_sendmsg+0x6b9/0x7d0 [ 2315.056780][T15632] ? kernel_sendmsg+0x50/0x50 [ 2315.061440][T15632] ? mark_lock+0xbc/0x1220 [ 2315.065863][T15632] ___sys_sendmsg+0x100/0x170 [ 2315.070527][T15632] ? sendmsg_copy_msghdr+0x70/0x70 [ 2315.075633][T15632] ? __fget_files+0x329/0x4f0 [ 2315.080319][T15632] ? ksys_dup3+0x3c0/0x3c0 [ 2315.084714][T15632] ? lock_acquire+0x197/0x420 [ 2315.089377][T15632] ? __might_fault+0xef/0x1d0 [ 2315.094041][T15632] ? __fget_light+0x208/0x270 [ 2315.098711][T15632] __sys_sendmsg+0xec/0x1b0 [ 2315.103208][T15632] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2315.108215][T15632] ? __x64_sys_futex+0x380/0x4f0 [ 2315.113146][T15632] ? trace_hardirqs_off_caller+0x55/0x230 [ 2315.118871][T15632] ? do_syscall_64+0x21/0x7d0 [ 2315.123539][T15632] do_syscall_64+0xf6/0x7d0 [ 2315.128045][T15632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2315.133935][T15632] RIP: 0033:0x45c849 [ 2315.137829][T15632] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2315.157476][T15632] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2315.165888][T15632] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2315.173845][T15632] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2315.181801][T15632] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2315.189753][T15632] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2315.197741][T15632] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:21 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc0a100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2315.338761][T15635] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2315.347748][T15635] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2315.363204][T15635] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2315.363204][T15635] !' [ 2315.378320][T15635] CPU: 1 PID: 15635 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2315.387231][T15635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2315.397281][T15635] Call Trace: [ 2315.400582][T15635] dump_stack+0x188/0x20d [ 2315.404919][T15635] sysfs_warn_dup.cold+0x1c/0x2d [ 2315.409849][T15635] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2315.415930][T15635] sysfs_create_link+0x61/0xc0 [ 2315.420704][T15635] device_add+0x71c/0x1bc0 [ 2315.425123][T15635] ? uevent_show+0x360/0x360 [ 2315.429718][T15635] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2315.435695][T15635] wiphy_register+0x1c46/0x2720 [ 2315.441146][T15635] ? wiphy_unregister+0xf90/0xf90 [ 2315.446181][T15635] ? __kmalloc+0x629/0x7a0 [ 2315.450620][T15635] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2315.456174][T15635] ieee80211_register_hw+0x13d4/0x36a0 [ 2315.461642][T15635] ? __debug_object_init+0x4a1/0xe20 [ 2315.466926][T15635] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2315.472392][T15635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2315.477945][T15635] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2315.483923][T15635] ? memset+0x20/0x40 [ 2315.487920][T15635] ? __hrtimer_init+0x134/0x260 [ 2315.492863][T15635] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2315.499809][T15635] ? vprintk_func+0x81/0x17e [ 2315.504423][T15635] ? hwsim_register_received_nl+0x400/0x400 [ 2315.510330][T15635] hwsim_new_radio_nl+0x905/0xf60 [ 2315.515370][T15635] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2315.521251][T15635] ? cap_capable+0x1eb/0x250 [ 2315.525915][T15635] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2315.532292][T15635] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2315.539421][T15635] genl_rcv_msg+0x627/0xdf0 [ 2315.544175][T15635] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2315.550691][T15635] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2315.558041][T15635] netlink_rcv_skb+0x15a/0x410 [ 2315.563319][T15635] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2315.570299][T15635] ? netlink_ack+0xa80/0xa80 [ 2315.576310][T15635] genl_rcv+0x24/0x40 [ 2315.580293][T15635] netlink_unicast+0x537/0x740 [ 2315.585430][T15635] ? netlink_attachskb+0x810/0x810 [ 2315.590907][T15635] ? _copy_from_iter_full+0x25c/0x870 [ 2315.596308][T15635] ? __phys_addr_symbol+0x2c/0x70 [ 2315.601340][T15635] ? __check_object_size+0x171/0x437 [ 2315.606620][T15635] netlink_sendmsg+0x882/0xe10 [ 2315.611473][T15635] ? aa_af_perm+0x260/0x260 [ 2315.616609][T15635] ? netlink_unicast+0x740/0x740 [ 2315.621859][T15635] ? netlink_unicast+0x740/0x740 [ 2315.627399][T15635] sock_sendmsg+0xcf/0x120 [ 2315.632768][T15635] ____sys_sendmsg+0x6b9/0x7d0 [ 2315.637537][T15635] ? kernel_sendmsg+0x50/0x50 [ 2315.642236][T15635] ? mark_lock+0xbc/0x1220 [ 2315.647540][T15635] ___sys_sendmsg+0x100/0x170 [ 2315.652447][T15635] ? sendmsg_copy_msghdr+0x70/0x70 [ 2315.657630][T15635] ? __fget_files+0x329/0x4f0 [ 2315.662323][T15635] ? ksys_dup3+0x3c0/0x3c0 [ 2315.666782][T15635] ? lock_acquire+0x197/0x420 [ 2315.671680][T15635] ? __might_fault+0xef/0x1d0 [ 2315.676480][T15635] ? __fget_light+0x208/0x270 [ 2315.681519][T15635] __sys_sendmsg+0xec/0x1b0 [ 2315.686141][T15635] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2315.691164][T15635] ? __x64_sys_futex+0x380/0x4f0 [ 2315.696119][T15635] ? trace_hardirqs_off_caller+0x55/0x230 [ 2315.701845][T15635] ? do_syscall_64+0x21/0x7d0 [ 2315.706559][T15635] do_syscall_64+0xf6/0x7d0 [ 2315.711150][T15635] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2315.717166][T15635] RIP: 0033:0x45c849 [ 2315.721057][T15635] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2315.740757][T15635] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2315.754602][T15635] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2315.763024][T15635] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2315.771029][T15635] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2315.779082][T15635] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2315.787070][T15635] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2315.865850][T15636] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2315.874824][T15636] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2315.886659][T15636] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2315.886659][T15636] !' [ 2315.896558][T15636] CPU: 0 PID: 15636 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2315.905246][T15636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2315.915367][T15636] Call Trace: [ 2315.918743][T15636] dump_stack+0x188/0x20d [ 2315.923145][T15636] sysfs_warn_dup.cold+0x1c/0x2d [ 2315.928178][T15636] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2315.934374][T15636] sysfs_create_link+0x61/0xc0 [ 2315.939552][T15636] device_add+0x71c/0x1bc0 [ 2315.943983][T15636] ? uevent_show+0x360/0x360 [ 2315.948668][T15636] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2315.954757][T15636] wiphy_register+0x1c46/0x2720 [ 2315.960010][T15636] ? wiphy_unregister+0xf90/0xf90 [ 2315.965227][T15636] ? __kmalloc+0x629/0x7a0 [ 2315.969680][T15636] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2315.975485][T15636] ieee80211_register_hw+0x13d4/0x36a0 [ 2315.981162][T15636] ? __debug_object_init+0x4a1/0xe20 [ 2315.986580][T15636] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2315.992453][T15636] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2315.998027][T15636] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2316.004107][T15636] ? memset+0x20/0x40 [ 2316.008093][T15636] ? __hrtimer_init+0x134/0x260 [ 2316.013859][T15636] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2316.019724][T15636] ? vprintk_func+0x81/0x17e [ 2316.024339][T15636] ? hwsim_register_received_nl+0x400/0x400 [ 2316.030260][T15636] hwsim_new_radio_nl+0x905/0xf60 [ 2316.035296][T15636] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2316.041190][T15636] ? cap_capable+0x1eb/0x250 [ 2316.045780][T15636] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2316.054632][T15636] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2316.061984][T15636] genl_rcv_msg+0x627/0xdf0 [ 2316.066502][T15636] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2316.073277][T15636] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2316.079325][T15636] netlink_rcv_skb+0x15a/0x410 [ 2316.084105][T15636] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2316.090433][T15636] ? netlink_ack+0xa80/0xa80 [ 2316.095024][T15636] genl_rcv+0x24/0x40 [ 2316.099008][T15636] netlink_unicast+0x537/0x740 [ 2316.103782][T15636] ? netlink_attachskb+0x810/0x810 [ 2316.108898][T15636] ? _copy_from_iter_full+0x25c/0x870 [ 2316.114266][T15636] ? __phys_addr_symbol+0x2c/0x70 [ 2316.119320][T15636] ? __check_object_size+0x171/0x437 [ 2316.124610][T15636] netlink_sendmsg+0x882/0xe10 [ 2316.129378][T15636] ? aa_af_perm+0x260/0x260 [ 2316.133877][T15636] ? netlink_unicast+0x740/0x740 [ 2316.138808][T15636] ? netlink_unicast+0x740/0x740 [ 2316.143742][T15636] sock_sendmsg+0xcf/0x120 [ 2316.148285][T15636] ____sys_sendmsg+0x6b9/0x7d0 [ 2316.153058][T15636] ? kernel_sendmsg+0x50/0x50 [ 2316.157744][T15636] ? mark_lock+0xbc/0x1220 [ 2316.163122][T15636] ___sys_sendmsg+0x100/0x170 [ 2316.174998][T15636] ? sendmsg_copy_msghdr+0x70/0x70 [ 2316.181450][T15636] ? __fget_files+0x329/0x4f0 [ 2316.186433][T15636] ? ksys_dup3+0x3c0/0x3c0 [ 2316.191964][T15636] ? lock_acquire+0x197/0x420 [ 2316.198752][T15636] ? __might_fault+0xef/0x1d0 [ 2316.203725][T15636] ? __fget_light+0x208/0x270 [ 2316.208414][T15636] __sys_sendmsg+0xec/0x1b0 [ 2316.212960][T15636] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2316.218029][T15636] ? trace_hardirqs_off_caller+0x55/0x230 [ 2316.223753][T15636] ? do_syscall_64+0x21/0x7d0 [ 2316.228428][T15636] do_syscall_64+0xf6/0x7d0 [ 2316.232939][T15636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2316.239846][T15636] RIP: 0033:0x45c849 [ 2316.244002][T15636] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2316.263599][T15636] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2316.271998][T15636] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2316.279968][T15636] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2316.287939][T15636] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2316.295903][T15636] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2316.303861][T15636] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:22 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc25100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2316.405337][T15639] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2316.413965][T15639] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2316.427283][T15639] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2316.427283][T15639] !' [ 2316.438429][T15639] CPU: 0 PID: 15639 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2316.447139][T15639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2316.457212][T15639] Call Trace: [ 2316.460762][T15639] dump_stack+0x188/0x20d [ 2316.465103][T15639] sysfs_warn_dup.cold+0x1c/0x2d [ 2316.470185][T15639] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2316.476364][T15639] sysfs_create_link+0x61/0xc0 [ 2316.481130][T15639] device_add+0x71c/0x1bc0 [ 2316.485553][T15639] ? uevent_show+0x360/0x360 [ 2316.490353][T15639] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2316.496791][T15639] wiphy_register+0x1c46/0x2720 [ 2316.501694][T15639] ? wiphy_unregister+0xf90/0xf90 [ 2316.508319][T15639] ? __kmalloc+0x629/0x7a0 [ 2316.513326][T15639] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2316.518958][T15639] ieee80211_register_hw+0x13d4/0x36a0 [ 2316.524455][T15639] ? __debug_object_init+0x4a1/0xe20 [ 2316.529769][T15639] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2316.535271][T15639] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2316.540877][T15639] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2316.546885][T15639] ? memset+0x20/0x40 [ 2316.550917][T15639] ? __hrtimer_init+0x134/0x260 [ 2316.555823][T15639] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2316.561640][T15639] ? vprintk_func+0x81/0x17e [ 2316.566876][T15639] ? hwsim_register_received_nl+0x400/0x400 [ 2316.572876][T15639] hwsim_new_radio_nl+0x905/0xf60 [ 2316.578003][T15639] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2316.584412][T15639] ? cap_capable+0x1eb/0x250 [ 2316.589108][T15639] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2316.595623][T15639] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2316.602923][T15639] genl_rcv_msg+0x627/0xdf0 [ 2316.607434][T15639] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2316.613801][T15639] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2316.622161][T15639] netlink_rcv_skb+0x15a/0x410 [ 2316.627185][T15639] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2316.633820][T15639] ? netlink_ack+0xa80/0xa80 [ 2316.638604][T15639] genl_rcv+0x24/0x40 [ 2316.642657][T15639] netlink_unicast+0x537/0x740 [ 2316.647529][T15639] ? netlink_attachskb+0x810/0x810 [ 2316.652668][T15639] ? _copy_from_iter_full+0x25c/0x870 [ 2316.659404][T15639] ? __phys_addr_symbol+0x2c/0x70 [ 2316.664476][T15639] ? __check_object_size+0x171/0x437 [ 2316.669838][T15639] netlink_sendmsg+0x882/0xe10 [ 2316.674858][T15639] ? aa_af_perm+0x260/0x260 [ 2316.679516][T15639] ? netlink_unicast+0x740/0x740 [ 2316.684972][T15639] ? netlink_unicast+0x740/0x740 [ 2316.690431][T15639] sock_sendmsg+0xcf/0x120 [ 2316.695404][T15639] ____sys_sendmsg+0x6b9/0x7d0 [ 2316.701737][T15639] ? kernel_sendmsg+0x50/0x50 [ 2316.709263][T15639] ___sys_sendmsg+0x100/0x170 [ 2316.714842][T15639] ? sendmsg_copy_msghdr+0x70/0x70 [ 2316.721810][T15639] ? __fget_files+0x329/0x4f0 [ 2316.730870][T15639] ? ksys_dup3+0x3c0/0x3c0 [ 2316.738343][T15639] ? lock_acquire+0x197/0x420 [ 2316.746413][T15639] ? __might_fault+0xef/0x1d0 [ 2316.751757][T15639] ? __fget_light+0x208/0x270 [ 2316.759139][T15639] __sys_sendmsg+0xec/0x1b0 [ 2316.765642][T15639] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2316.774446][T15639] ? __x64_sys_futex+0x380/0x4f0 [ 2316.782422][T15639] ? trace_hardirqs_off_caller+0x55/0x230 [ 2316.788468][T15639] ? do_syscall_64+0x21/0x7d0 [ 2316.793339][T15639] do_syscall_64+0xf6/0x7d0 [ 2316.797851][T15639] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2316.803902][T15639] RIP: 0033:0x45c849 [ 2316.807982][T15639] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2316.829737][T15639] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2316.839690][T15639] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2316.848657][T15639] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2316.857116][T15639] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2316.865241][T15639] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2316.873217][T15639] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2316.934083][T15640] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2316.942744][T15640] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2316.954165][T15640] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2316.954165][T15640] !' [ 2316.964384][T15640] CPU: 0 PID: 15640 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2316.975942][T15640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2316.986008][T15640] Call Trace: [ 2316.989304][T15640] dump_stack+0x188/0x20d [ 2316.993639][T15640] sysfs_warn_dup.cold+0x1c/0x2d [ 2316.998603][T15640] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2317.004955][T15640] sysfs_create_link+0x61/0xc0 [ 2317.009717][T15640] device_add+0x71c/0x1bc0 [ 2317.014167][T15640] ? uevent_show+0x360/0x360 [ 2317.018759][T15640] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2317.024746][T15640] wiphy_register+0x1c46/0x2720 [ 2317.030567][T15640] ? wiphy_unregister+0xf90/0xf90 [ 2317.035614][T15640] ? __kmalloc+0x629/0x7a0 [ 2317.040028][T15640] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2317.047883][T15640] ieee80211_register_hw+0x13d4/0x36a0 [ 2317.053465][T15640] ? __debug_object_init+0x4a1/0xe20 [ 2317.058970][T15640] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2317.064448][T15640] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2317.070008][T15640] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2317.076017][T15640] ? memset+0x20/0x40 [ 2317.080121][T15640] ? __hrtimer_init+0x134/0x260 [ 2317.085006][T15640] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2317.091481][T15640] ? vprintk_func+0x81/0x17e [ 2317.096078][T15640] ? hwsim_register_received_nl+0x400/0x400 [ 2317.102003][T15640] hwsim_new_radio_nl+0x905/0xf60 [ 2317.107126][T15640] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2317.113145][T15640] ? cap_capable+0x1eb/0x250 [ 2317.117756][T15640] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2317.124103][T15640] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2317.130429][T15640] genl_rcv_msg+0x627/0xdf0 [ 2317.134962][T15640] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2317.141942][T15640] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2317.148156][T15640] netlink_rcv_skb+0x15a/0x410 [ 2317.152965][T15640] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2317.159576][T15640] ? netlink_ack+0xa80/0xa80 [ 2317.164194][T15640] genl_rcv+0x24/0x40 [ 2317.168178][T15640] netlink_unicast+0x537/0x740 [ 2317.173206][T15640] ? netlink_attachskb+0x810/0x810 [ 2317.178518][T15640] ? _copy_from_iter_full+0x25c/0x870 [ 2317.184751][T15640] ? __phys_addr_symbol+0x2c/0x70 [ 2317.189773][T15640] ? __check_object_size+0x171/0x437 [ 2317.195074][T15640] netlink_sendmsg+0x882/0xe10 [ 2317.200257][T15640] ? aa_af_perm+0x260/0x260 [ 2317.205112][T15640] ? netlink_unicast+0x740/0x740 [ 2317.210139][T15640] ? netlink_unicast+0x740/0x740 [ 2317.215387][T15640] sock_sendmsg+0xcf/0x120 [ 2317.220173][T15640] ____sys_sendmsg+0x6b9/0x7d0 [ 2317.225420][T15640] ? kernel_sendmsg+0x50/0x50 [ 2317.230282][T15640] ? mark_lock+0xbc/0x1220 [ 2317.234921][T15640] ___sys_sendmsg+0x100/0x170 [ 2317.239707][T15640] ? sendmsg_copy_msghdr+0x70/0x70 [ 2317.245168][T15640] ? __fget_files+0x329/0x4f0 [ 2317.249941][T15640] ? ksys_dup3+0x3c0/0x3c0 [ 2317.255186][T15640] ? lock_acquire+0x197/0x420 [ 2317.260464][T15640] ? __might_fault+0xef/0x1d0 [ 2317.270013][T15640] ? __fget_light+0x208/0x270 [ 2317.274802][T15640] __sys_sendmsg+0xec/0x1b0 [ 2317.279878][T15640] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2317.285377][T15640] ? trace_hardirqs_off_caller+0x55/0x230 [ 2317.291128][T15640] ? do_syscall_64+0x21/0x7d0 [ 2317.295945][T15640] do_syscall_64+0xf6/0x7d0 [ 2317.300495][T15640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2317.306379][T15640] RIP: 0033:0x45c849 [ 2317.310354][T15640] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2317.330632][T15640] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2317.339601][T15640] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2317.348064][T15640] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2317.356723][T15640] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2317.364880][T15640] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2317.373016][T15640] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc68100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2317.514375][T15643] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2317.523530][T15643] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2317.535564][T15643] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2317.535564][T15643] !' [ 2317.545857][T15643] CPU: 0 PID: 15643 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2317.554578][T15643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2317.564752][T15643] Call Trace: [ 2317.568277][T15643] dump_stack+0x188/0x20d [ 2317.572644][T15643] sysfs_warn_dup.cold+0x1c/0x2d [ 2317.577609][T15643] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2317.585621][T15643] sysfs_create_link+0x61/0xc0 [ 2317.590490][T15643] device_add+0x71c/0x1bc0 [ 2317.595147][T15643] ? uevent_show+0x360/0x360 [ 2317.599756][T15643] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2317.605784][T15643] wiphy_register+0x1c46/0x2720 [ 2317.610758][T15643] ? wiphy_unregister+0xf90/0xf90 [ 2317.615799][T15643] ? __kmalloc+0x629/0x7a0 [ 2317.620477][T15643] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2317.626398][T15643] ieee80211_register_hw+0x13d4/0x36a0 [ 2317.631863][T15643] ? __debug_object_init+0x4a1/0xe20 [ 2317.637463][T15643] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2317.643013][T15643] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2317.648854][T15643] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2317.654834][T15643] ? memset+0x20/0x40 [ 2317.658829][T15643] ? __hrtimer_init+0x134/0x260 [ 2317.663747][T15643] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2317.669584][T15643] ? vprintk_func+0x81/0x17e [ 2317.674288][T15643] ? hwsim_register_received_nl+0x400/0x400 [ 2317.680724][T15643] hwsim_new_radio_nl+0x905/0xf60 [ 2317.686055][T15643] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2317.692492][T15643] ? cap_capable+0x1eb/0x250 [ 2317.697156][T15643] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2317.703579][T15643] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2317.710421][T15643] genl_rcv_msg+0x627/0xdf0 [ 2317.714939][T15643] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2317.721603][T15643] netlink_rcv_skb+0x15a/0x410 [ 2317.726549][T15643] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2317.733043][T15643] ? netlink_ack+0xa80/0xa80 [ 2317.737750][T15643] genl_rcv+0x24/0x40 [ 2317.741811][T15643] netlink_unicast+0x537/0x740 [ 2317.754525][T15643] ? netlink_attachskb+0x810/0x810 [ 2317.771670][T15643] ? _copy_from_iter_full+0x25c/0x870 [ 2317.777315][T15643] ? __phys_addr_symbol+0x2c/0x70 [ 2317.783065][T15643] ? __check_object_size+0x171/0x437 [ 2317.788454][T15643] netlink_sendmsg+0x882/0xe10 [ 2317.793236][T15643] ? aa_af_perm+0x260/0x260 [ 2317.797867][T15643] ? netlink_unicast+0x740/0x740 [ 2317.803000][T15643] ? netlink_unicast+0x740/0x740 [ 2317.808122][T15643] sock_sendmsg+0xcf/0x120 [ 2317.813690][T15643] ____sys_sendmsg+0x6b9/0x7d0 [ 2317.819415][T15643] ? kernel_sendmsg+0x50/0x50 [ 2317.824206][T15643] ___sys_sendmsg+0x100/0x170 [ 2317.828929][T15643] ? sendmsg_copy_msghdr+0x70/0x70 [ 2317.834320][T15643] ? __fget_files+0x329/0x4f0 [ 2317.839116][T15643] ? ksys_dup3+0x3c0/0x3c0 [ 2317.843544][T15643] ? lock_acquire+0x197/0x420 [ 2317.848364][T15643] ? __might_fault+0xef/0x1d0 [ 2317.853080][T15643] ? __fget_light+0x208/0x270 [ 2317.857793][T15643] __sys_sendmsg+0xec/0x1b0 [ 2317.865120][T15643] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2317.870244][T15643] ? __x64_sys_futex+0x380/0x4f0 [ 2317.875278][T15643] ? trace_hardirqs_off_caller+0x55/0x230 [ 2317.881085][T15643] ? do_syscall_64+0x21/0x7d0 [ 2317.885916][T15643] do_syscall_64+0xf6/0x7d0 [ 2317.890472][T15643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2317.896393][T15643] RIP: 0033:0x45c849 [ 2317.900552][T15643] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2317.924192][T15643] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2317.932632][T15643] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2317.940782][T15643] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2317.948775][T15643] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2317.956762][T15643] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2317.966409][T15643] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2318.073671][T15645] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2318.083457][T15645] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2318.096060][T15645] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2318.096060][T15645] !' [ 2318.106071][T15645] CPU: 0 PID: 15645 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2318.114950][T15645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2318.125492][T15645] Call Trace: [ 2318.128929][T15645] dump_stack+0x188/0x20d [ 2318.133395][T15645] sysfs_warn_dup.cold+0x1c/0x2d [ 2318.138610][T15645] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2318.144720][T15645] sysfs_create_link+0x61/0xc0 [ 2318.149663][T15645] device_add+0x71c/0x1bc0 [ 2318.154113][T15645] ? uevent_show+0x360/0x360 [ 2318.159116][T15645] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2318.165320][T15645] wiphy_register+0x1c46/0x2720 [ 2318.170394][T15645] ? wiphy_unregister+0xf90/0xf90 [ 2318.175596][T15645] ? __kmalloc+0x629/0x7a0 [ 2318.180418][T15645] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2318.186060][T15645] ieee80211_register_hw+0x13d4/0x36a0 [ 2318.191570][T15645] ? __debug_object_init+0x4a1/0xe20 [ 2318.196878][T15645] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2318.202755][T15645] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2318.208778][T15645] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2318.215465][T15645] ? memset+0x20/0x40 [ 2318.219617][T15645] ? __hrtimer_init+0x134/0x260 [ 2318.224910][T15645] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2318.230734][T15645] ? vprintk_func+0x81/0x17e [ 2318.235439][T15645] ? hwsim_register_received_nl+0x400/0x400 [ 2318.241341][T15645] hwsim_new_radio_nl+0x905/0xf60 [ 2318.246538][T15645] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2318.254404][T15645] ? cap_capable+0x1eb/0x250 [ 2318.259401][T15645] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2318.265962][T15645] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2318.273417][T15645] genl_rcv_msg+0x627/0xdf0 [ 2318.278074][T15645] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2318.284638][T15645] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2318.290586][T15645] netlink_rcv_skb+0x15a/0x410 [ 2318.295443][T15645] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2318.301885][T15645] ? netlink_ack+0xa80/0xa80 [ 2318.306523][T15645] genl_rcv+0x24/0x40 [ 2318.310596][T15645] netlink_unicast+0x537/0x740 [ 2318.315476][T15645] ? netlink_attachskb+0x810/0x810 [ 2318.320693][T15645] ? _copy_from_iter_full+0x25c/0x870 [ 2318.326238][T15645] ? __phys_addr_symbol+0x2c/0x70 [ 2318.331397][T15645] ? __check_object_size+0x171/0x437 [ 2318.336812][T15645] netlink_sendmsg+0x882/0xe10 [ 2318.341590][T15645] ? aa_af_perm+0x260/0x260 [ 2318.346213][T15645] ? netlink_unicast+0x740/0x740 [ 2318.351360][T15645] ? netlink_unicast+0x740/0x740 [ 2318.357012][T15645] sock_sendmsg+0xcf/0x120 [ 2318.361749][T15645] ____sys_sendmsg+0x6b9/0x7d0 [ 2318.367228][T15645] ? kernel_sendmsg+0x50/0x50 [ 2318.372086][T15645] ? mark_lock+0xbc/0x1220 [ 2318.377080][T15645] ___sys_sendmsg+0x100/0x170 [ 2318.382168][T15645] ? sendmsg_copy_msghdr+0x70/0x70 [ 2318.387579][T15645] ? __fget_files+0x329/0x4f0 [ 2318.392295][T15645] ? ksys_dup3+0x3c0/0x3c0 [ 2318.396848][T15645] ? lock_acquire+0x197/0x420 [ 2318.401526][T15645] ? __might_fault+0xef/0x1d0 [ 2318.406292][T15645] ? __fget_light+0x208/0x270 [ 2318.411086][T15645] __sys_sendmsg+0xec/0x1b0 [ 2318.416894][T15645] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2318.423417][T15645] ? trace_hardirqs_off_caller+0x55/0x230 [ 2318.429309][T15645] ? do_syscall_64+0x21/0x7d0 [ 2318.434422][T15645] do_syscall_64+0xf6/0x7d0 [ 2318.438936][T15645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2318.446072][T15645] RIP: 0033:0x45c849 [ 2318.450190][T15645] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2318.470249][T15645] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2318.478672][T15645] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2318.487188][T15645] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2318.495186][T15645] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2318.503594][T15645] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2318.511785][T15645] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:41 executing program 2: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x5, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x100000000000000, &(0x7f00000000c0)={0x2, 0x4, 0x4, 0xff, 0x0, 0xffffffffffffffff, 0x0, [0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x3c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) openat$cgroup_ro(r1, 0x0, 0x7a05, 0x1700) bpf$PROG_LOAD(0x5, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x6, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000002c0)={0xa, 0x1}, 0x8, 0x10, 0x0, 0x0, 0x0, r1}, 0x78) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f0000000100)="b34c21b8f99bf6f95143fae2415d41", &(0x7f0000000180)="5b6466cd06a947d0098e291b6a03d7ca6b96a8276c539e394d523a4dddbd66a8d9251e2d088cde422ffada79d4e4fe201263bd8357b787a918", 0x1}, 0x20) bpf$MAP_LOOKUP_BATCH(0x1a, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280), &(0x7f0000000840), 0x84, r0}, 0x38) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff) 21:55:41 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc6c100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:55:41 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0xfffffff5) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cgroup_ro(r0, 0x0, 0x0, 0x0) perf_event_open$cgroup(&(0x7f0000000440)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'\x00', 0x7302}) ioctl$TUNATTACHFILTER(r1, 0x401054d5, &(0x7f0000000200)={0x2, &(0x7f0000000000)=[{0x30, 0x0, 0x0, 0x2000000}, {0x6}]}) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000f40)={&(0x7f0000000480)=@ipx={0x4, 0x0, 0x0, "ada73ecf5df0", 0x2}, 0x80, 0x0, 0x0, &(0x7f0000000d00)}, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) perf_event_open(0x0, 0x0, 0xb, r2, 0x0) 21:55:41 executing program 5: r0 = socket$kcm(0x2b, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = openat$cgroup_subtree(r1, &(0x7f0000000040)='cgroup.subtree_control\x00', 0x2, 0x0) write$cgroup_subtree(r3, &(0x7f0000000080)={[{0x2b, 'memory'}]}, 0x8) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x61, 0x11, 0x28}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0xac, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0xe, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 21:55:41 executing program 3: openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r0 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x3e, &(0x7f00000002c0), 0x161) r1 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000280)=r1, 0x12) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000100)={r2, 0x3, 0x0, 0x100, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x7}, 0x20) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x2, 0x10, 0x3, 0x4, 0x4b1, 0xffffffffffffffff, 0x0, [], 0x0, 0xffffffffffffffff, 0x0, 0x10200}, 0x40) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r4, 0x0, 0x0}, 0x20) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, 0x0) 21:55:41 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x3, 0xe, &(0x7f0000000a80)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b7000000000000009500000000000000cacbf0b9c4b88449c3a926042512e17e46f7071a463143fb42c20e017feec42107f2e6ddbe1150296c6a6db4afa7c81b2636b1c5fbe24ec88317"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x300}, 0x48) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0xe80, 0xe000000, &(0x7f00000000c0)="b9ff030000ffffff7f9e14f005051fffffff00004000630677fbac141433e000000162079f4b4d2f87e5feca6aab840213f2325f1a390101051a0100010000000000df74e30d7eabe773afef6f6e4798ab117e9f84fa406b913de8ad827a022e1faee50887dc302819a8a3d0cde36b67f337ce8eee124e061f8fea8ab95f1e8f99c7edea980697449b78569ea293c3eed3b28fc3205db63b2c65e77f19ab28c632cc80d9f2f37f9ba67174fffcb5244b0c909eb8e12116bebc47cf97d2ea8acadfb34ca580b64df7c800113e53bae401cd22f50072deabf93dd4d3e626", 0x0, 0x100, 0x0, 0x296, 0x0, &(0x7f0000000000), &(0x7f0000000040)}, 0x28) bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) ioctl$TUNSETNOCSUM(r3, 0x400454c8, 0x0) openat$cgroup_ro(r1, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) [ 2335.551607][T15658] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2335.562509][T15658] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2335.578955][T15658] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2335.578955][T15658] !' [ 2335.589790][T15658] CPU: 1 PID: 15658 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2335.598473][T15658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2335.608722][T15658] Call Trace: [ 2335.612047][T15658] dump_stack+0x188/0x20d [ 2335.616432][T15658] sysfs_warn_dup.cold+0x1c/0x2d [ 2335.621857][T15658] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2335.628397][T15658] sysfs_create_link+0x61/0xc0 [ 2335.633268][T15658] device_add+0x71c/0x1bc0 [ 2335.637922][T15658] ? uevent_show+0x360/0x360 [ 2335.643197][T15658] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2335.649460][T15658] wiphy_register+0x1c46/0x2720 [ 2335.655460][T15658] ? wiphy_unregister+0xf90/0xf90 [ 2335.660853][T15658] ? __kmalloc+0x629/0x7a0 [ 2335.665353][T15658] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2335.671688][T15658] ieee80211_register_hw+0x13d4/0x36a0 [ 2335.677779][T15658] ? __debug_object_init+0x4a1/0xe20 [ 2335.683699][T15658] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2335.689785][T15658] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2335.696915][T15658] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2335.702911][T15658] ? memset+0x20/0x40 [ 2335.706906][T15658] ? __hrtimer_init+0x134/0x260 [ 2335.712324][T15658] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2335.718869][T15658] ? vprintk_func+0x81/0x17e [ 2335.723828][T15658] ? hwsim_register_received_nl+0x400/0x400 [ 2335.729781][T15658] hwsim_new_radio_nl+0x905/0xf60 [ 2335.735207][T15658] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2335.741164][T15658] ? cap_capable+0x1eb/0x250 [ 2335.745861][T15658] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2335.752256][T15658] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2335.758622][T15658] genl_rcv_msg+0x627/0xdf0 [ 2335.763252][T15658] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2335.770948][T15658] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2335.777165][T15658] netlink_rcv_skb+0x15a/0x410 [ 2335.781941][T15658] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2335.788268][T15658] ? netlink_ack+0xa80/0xa80 [ 2335.804256][T15658] genl_rcv+0x24/0x40 [ 2335.821371][T15658] netlink_unicast+0x537/0x740 [ 2335.826512][T15658] ? netlink_attachskb+0x810/0x810 [ 2335.832094][T15658] ? _copy_from_iter_full+0x25c/0x870 [ 2335.837565][T15658] ? __phys_addr_symbol+0x2c/0x70 [ 2335.842607][T15658] ? __check_object_size+0x171/0x437 [ 2335.848009][T15658] netlink_sendmsg+0x882/0xe10 [ 2335.853225][T15658] ? aa_af_perm+0x260/0x260 [ 2335.861905][T15658] ? netlink_unicast+0x740/0x740 [ 2335.867876][T15658] ? netlink_unicast+0x740/0x740 [ 2335.876674][T15658] sock_sendmsg+0xcf/0x120 [ 2335.885896][T15658] ____sys_sendmsg+0x6b9/0x7d0 [ 2335.890678][T15658] ? kernel_sendmsg+0x50/0x50 [ 2335.895411][T15658] ? mark_lock+0xbc/0x1220 [ 2335.899870][T15658] ___sys_sendmsg+0x100/0x170 [ 2335.905215][T15658] ? sendmsg_copy_msghdr+0x70/0x70 [ 2335.914155][T15658] ? __fget_files+0x329/0x4f0 [ 2335.918831][T15658] ? ksys_dup3+0x3c0/0x3c0 [ 2335.923253][T15658] ? lock_acquire+0x197/0x420 [ 2335.928822][T15658] ? __might_fault+0xef/0x1d0 [ 2335.933700][T15658] ? __fget_light+0x208/0x270 [ 2335.938721][T15658] __sys_sendmsg+0xec/0x1b0 [ 2335.943356][T15658] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2335.948428][T15658] ? __x64_sys_futex+0x380/0x4f0 [ 2335.953585][T15658] ? trace_hardirqs_off_caller+0x55/0x230 [ 2335.959654][T15658] ? do_syscall_64+0x21/0x7d0 [ 2335.964435][T15658] do_syscall_64+0xf6/0x7d0 [ 2335.968959][T15658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2335.974974][T15658] RIP: 0033:0x45c849 [ 2335.978864][T15658] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2335.998484][T15658] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2336.006897][T15658] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2336.014882][T15658] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2336.022872][T15658] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2336.030867][T15658] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2336.038840][T15658] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60020011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2336.233684][T15661] netlink: 212940 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2336.334202][T15662] netlink: 212940 bytes leftover after parsing attributes in process `syz-executor.0'. 21:55:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60030011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2336.459797][T15665] netlink: 212940 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2336.554679][T15666] netlink: 212940 bytes leftover after parsing attributes in process `syz-executor.0'. 21:55:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60040011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:55:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60050011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2336.810044][T15673] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2336.884976][T15674] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. 21:55:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60060011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2337.001330][T15677] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2337.013868][T15677] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2337.013868][T15677] !' [ 2337.025075][T15677] CPU: 0 PID: 15677 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2337.033863][T15677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2337.046041][T15677] Call Trace: [ 2337.049392][T15677] dump_stack+0x188/0x20d [ 2337.053794][T15677] sysfs_warn_dup.cold+0x1c/0x2d [ 2337.058883][T15677] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2337.064968][T15677] sysfs_create_link+0x61/0xc0 [ 2337.069769][T15677] device_add+0x71c/0x1bc0 [ 2337.074216][T15677] ? uevent_show+0x360/0x360 [ 2337.078800][T15677] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2337.084897][T15677] wiphy_register+0x1c46/0x2720 [ 2337.089781][T15677] ? wiphy_unregister+0xf90/0xf90 [ 2337.094806][T15677] ? __kmalloc+0x629/0x7a0 [ 2337.099209][T15677] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2337.104779][T15677] ieee80211_register_hw+0x13d4/0x36a0 [ 2337.110554][T15677] ? __debug_object_init+0x4a1/0xe20 [ 2337.116328][T15677] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2337.121907][T15677] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2337.127492][T15677] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2337.133818][T15677] ? memset+0x20/0x40 [ 2337.137998][T15677] ? __hrtimer_init+0x134/0x260 [ 2337.143196][T15677] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2337.148957][T15677] ? vprintk_func+0x81/0x17e [ 2337.153996][T15677] ? hwsim_register_received_nl+0x400/0x400 [ 2337.160242][T15677] hwsim_new_radio_nl+0x905/0xf60 [ 2337.165902][T15677] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2337.171994][T15677] ? cap_capable+0x1eb/0x250 [ 2337.176611][T15677] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2337.183203][T15677] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2337.189593][T15677] genl_rcv_msg+0x627/0xdf0 [ 2337.194217][T15677] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2337.200571][T15677] netlink_rcv_skb+0x15a/0x410 [ 2337.205355][T15677] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2337.211702][T15677] ? netlink_ack+0xa80/0xa80 [ 2337.216319][T15677] genl_rcv+0x24/0x40 [ 2337.220487][T15677] netlink_unicast+0x537/0x740 [ 2337.225268][T15677] ? netlink_attachskb+0x810/0x810 [ 2337.230379][T15677] ? _copy_from_iter_full+0x25c/0x870 [ 2337.235753][T15677] ? __phys_addr_symbol+0x2c/0x70 [ 2337.240788][T15677] ? __check_object_size+0x171/0x437 [ 2337.246095][T15677] netlink_sendmsg+0x882/0xe10 [ 2337.252218][T15677] ? aa_af_perm+0x260/0x260 [ 2337.258004][T15677] ? netlink_unicast+0x740/0x740 [ 2337.262993][T15677] ? netlink_unicast+0x740/0x740 [ 2337.267955][T15677] sock_sendmsg+0xcf/0x120 [ 2337.272498][T15677] ____sys_sendmsg+0x6b9/0x7d0 [ 2337.277372][T15677] ? kernel_sendmsg+0x50/0x50 [ 2337.282221][T15677] ___sys_sendmsg+0x100/0x170 [ 2337.286948][T15677] ? sendmsg_copy_msghdr+0x70/0x70 [ 2337.292353][T15677] ? __fget_files+0x329/0x4f0 [ 2337.297060][T15677] ? ksys_dup3+0x3c0/0x3c0 [ 2337.301492][T15677] ? lock_acquire+0x197/0x420 [ 2337.307320][T15677] ? __might_fault+0xef/0x1d0 [ 2337.312023][T15677] ? __fget_light+0x208/0x270 [ 2337.316769][T15677] __sys_sendmsg+0xec/0x1b0 [ 2337.321273][T15677] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2337.326580][T15677] ? __x64_sys_futex+0x380/0x4f0 [ 2337.331649][T15677] ? trace_hardirqs_off_caller+0x55/0x230 [ 2337.337368][T15677] ? do_syscall_64+0x21/0x7d0 [ 2337.342839][T15677] do_syscall_64+0xf6/0x7d0 [ 2337.347456][T15677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2337.353359][T15677] RIP: 0033:0x45c849 [ 2337.357639][T15677] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2337.377872][T15677] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2337.386297][T15677] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2337.394590][T15677] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2337.402916][T15677] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2337.410895][T15677] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2337.419134][T15677] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2337.474383][T15678] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2337.487244][T15678] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2337.487244][T15678] !' [ 2337.499294][T15678] CPU: 1 PID: 15678 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2337.508100][T15678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2337.518178][T15678] Call Trace: [ 2337.521472][T15678] dump_stack+0x188/0x20d [ 2337.525806][T15678] sysfs_warn_dup.cold+0x1c/0x2d [ 2337.530755][T15678] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2337.536820][T15678] sysfs_create_link+0x61/0xc0 [ 2337.542118][T15678] device_add+0x71c/0x1bc0 [ 2337.546611][T15678] ? uevent_show+0x360/0x360 [ 2337.551197][T15678] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2337.557166][T15678] wiphy_register+0x1c46/0x2720 [ 2337.562186][T15678] ? wiphy_unregister+0xf90/0xf90 [ 2337.567217][T15678] ? __kmalloc+0x629/0x7a0 [ 2337.571620][T15678] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2337.577616][T15678] ieee80211_register_hw+0x13d4/0x36a0 [ 2337.583095][T15678] ? __debug_object_init+0x4a1/0xe20 [ 2337.588486][T15678] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2337.594062][T15678] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2337.600298][T15678] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2337.607942][T15678] ? memset+0x20/0x40 [ 2337.612006][T15678] ? __hrtimer_init+0x134/0x260 [ 2337.617115][T15678] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2337.625107][T15678] ? vprintk_func+0x81/0x17e [ 2337.629940][T15678] ? hwsim_register_received_nl+0x400/0x400 [ 2337.635857][T15678] hwsim_new_radio_nl+0x905/0xf60 [ 2337.642371][T15678] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2337.648279][T15678] ? cap_capable+0x1eb/0x250 [ 2337.652864][T15678] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2337.659300][T15678] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2337.666116][T15678] genl_rcv_msg+0x627/0xdf0 [ 2337.670847][T15678] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2337.677480][T15678] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2337.683486][T15678] netlink_rcv_skb+0x15a/0x410 [ 2337.688251][T15678] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2337.697779][T15678] ? netlink_ack+0xa80/0xa80 [ 2337.702379][T15678] genl_rcv+0x24/0x40 [ 2337.706377][T15678] netlink_unicast+0x537/0x740 [ 2337.711994][T15678] ? netlink_attachskb+0x810/0x810 [ 2337.717111][T15678] ? _copy_from_iter_full+0x25c/0x870 [ 2337.728324][T15678] ? __phys_addr_symbol+0x2c/0x70 [ 2337.733357][T15678] ? __check_object_size+0x171/0x437 [ 2337.738662][T15678] netlink_sendmsg+0x882/0xe10 [ 2337.743442][T15678] ? aa_af_perm+0x260/0x260 [ 2337.752303][T15678] ? netlink_unicast+0x740/0x740 [ 2337.757277][T15678] ? netlink_unicast+0x740/0x740 [ 2337.769430][T15678] sock_sendmsg+0xcf/0x120 [ 2337.774721][T15678] ____sys_sendmsg+0x6b9/0x7d0 [ 2337.779475][T15678] ? kernel_sendmsg+0x50/0x50 [ 2337.784145][T15678] ? mark_lock+0xbc/0x1220 [ 2337.788903][T15678] ___sys_sendmsg+0x100/0x170 [ 2337.793772][T15678] ? sendmsg_copy_msghdr+0x70/0x70 [ 2337.800727][T15678] ? __fget_files+0x329/0x4f0 [ 2337.806270][T15678] ? ksys_dup3+0x3c0/0x3c0 [ 2337.811313][T15678] ? lock_acquire+0x197/0x420 [ 2337.816194][T15678] ? __might_fault+0xef/0x1d0 [ 2337.820894][T15678] ? __fget_light+0x208/0x270 [ 2337.825654][T15678] __sys_sendmsg+0xec/0x1b0 [ 2337.830342][T15678] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2337.835454][T15678] ? trace_hardirqs_off_caller+0x55/0x230 [ 2337.841404][T15678] ? do_syscall_64+0x21/0x7d0 [ 2337.846105][T15678] do_syscall_64+0xf6/0x7d0 [ 2337.851638][T15678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2337.857539][T15678] RIP: 0033:0x45c849 [ 2337.862467][T15678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2337.888185][T15678] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2337.901123][T15678] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2337.912310][T15678] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2337.920276][T15678] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2337.928244][T15678] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2337.936234][T15678] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:55:43 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60070011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2338.050590][T15684] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2338.065320][T15684] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2338.065320][T15684] !' [ 2338.077790][T15684] CPU: 0 PID: 15684 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2338.086503][T15684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2338.096567][T15684] Call Trace: [ 2338.099872][T15684] dump_stack+0x188/0x20d [ 2338.104249][T15684] sysfs_warn_dup.cold+0x1c/0x2d [ 2338.109199][T15684] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2338.115290][T15684] sysfs_create_link+0x61/0xc0 [ 2338.120065][T15684] device_add+0x71c/0x1bc0 [ 2338.124516][T15684] ? uevent_show+0x360/0x360 [ 2338.129094][T15684] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2338.135099][T15684] wiphy_register+0x1c46/0x2720 [ 2338.139990][T15684] ? wiphy_unregister+0xf90/0xf90 [ 2338.145015][T15684] ? __kmalloc+0x629/0x7a0 [ 2338.149425][T15684] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2338.154995][T15684] ieee80211_register_hw+0x13d4/0x36a0 [ 2338.160496][T15684] ? __debug_object_init+0x4a1/0xe20 [ 2338.165789][T15684] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2338.171246][T15684] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2338.177655][T15684] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2338.183652][T15684] ? memset+0x20/0x40 [ 2338.187636][T15684] ? __hrtimer_init+0x134/0x260 [ 2338.192495][T15684] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2338.198214][T15684] ? vprintk_func+0x81/0x17e [ 2338.202833][T15684] ? hwsim_register_received_nl+0x400/0x400 [ 2338.208738][T15684] hwsim_new_radio_nl+0x905/0xf60 [ 2338.213773][T15684] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2338.219680][T15684] ? cap_capable+0x1eb/0x250 [ 2338.224286][T15684] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2338.230611][T15684] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2338.236932][T15684] genl_rcv_msg+0x627/0xdf0 [ 2338.241425][T15684] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2338.247780][T15684] netlink_rcv_skb+0x15a/0x410 [ 2338.252552][T15684] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2338.258884][T15684] ? netlink_ack+0xa80/0xa80 [ 2338.263507][T15684] genl_rcv+0x24/0x40 [ 2338.267502][T15684] netlink_unicast+0x537/0x740 [ 2338.272283][T15684] ? netlink_attachskb+0x810/0x810 [ 2338.277395][T15684] ? _copy_from_iter_full+0x25c/0x870 [ 2338.282782][T15684] ? __phys_addr_symbol+0x2c/0x70 [ 2338.287809][T15684] ? __check_object_size+0x171/0x437 [ 2338.293104][T15684] netlink_sendmsg+0x882/0xe10 [ 2338.297889][T15684] ? aa_af_perm+0x260/0x260 [ 2338.302412][T15684] ? netlink_unicast+0x740/0x740 [ 2338.307376][T15684] ? netlink_unicast+0x740/0x740 [ 2338.312319][T15684] sock_sendmsg+0xcf/0x120 [ 2338.316746][T15684] ____sys_sendmsg+0x6b9/0x7d0 [ 2338.321516][T15684] ? kernel_sendmsg+0x50/0x50 [ 2338.326201][T15684] ___sys_sendmsg+0x100/0x170 [ 2338.330881][T15684] ? sendmsg_copy_msghdr+0x70/0x70 [ 2338.335997][T15684] ? __fget_files+0x329/0x4f0 [ 2338.340666][T15684] ? ksys_dup3+0x3c0/0x3c0 [ 2338.345082][T15684] ? lock_acquire+0x197/0x420 [ 2338.349758][T15684] ? __might_fault+0xef/0x1d0 [ 2338.354473][T15684] ? __fget_light+0x208/0x270 [ 2338.359300][T15684] __sys_sendmsg+0xec/0x1b0 [ 2338.363823][T15684] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2338.368858][T15684] ? __x64_sys_futex+0x380/0x4f0 [ 2338.373828][T15684] ? trace_hardirqs_off_caller+0x55/0x230 [ 2338.379553][T15684] ? do_syscall_64+0x21/0x7d0 [ 2338.384237][T15684] do_syscall_64+0xf6/0x7d0 [ 2338.388749][T15684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2338.394643][T15684] RIP: 0033:0x45c849 [ 2338.398542][T15684] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2338.418138][T15684] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2338.426545][T15684] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2338.434524][T15684] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2338.442532][T15684] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2338.450503][T15684] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2338.458475][T15684] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:56:01 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.stat\x00', 0x26e1, 0x0) recvmsg(r0, &(0x7f0000005ec0)={&(0x7f0000004940)=@can={0x1d, 0x0}, 0x80, 0x0, 0x0, &(0x7f0000004ec0)=""/4096, 0x1000}, 0x1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=r1) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000440)=r1) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x15, 0x4, &(0x7f0000000040)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0xb, 0x2, 0x1, 0x8, 0x10}]}, &(0x7f0000000100)='GPL\x00', 0xffffdffe, 0x58, 0x0, 0x41100, 0x0, [], r1, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) 21:56:01 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x7fff}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r0, &(0x7f0000000200), 0x400086) r2 = gettid() perf_event_open(0x0, r2, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='memory.events\x00', 0x2da8020000100008, 0x500001c) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r3, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r4 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x3e, &(0x7f00000002c0)=r3, 0x161) r5 = perf_event_open(&(0x7f0000000180)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x92040, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0xffffffffffffffff}, 0x0, 0x0, 0x100000, 0x2}, 0x0, 0xffffffffffffffff, r3, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r5, 0x2402, 0xe43) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40305829, &(0x7f0000000040)) close(r1) 21:56:01 executing program 1: socketpair(0x10, 0x4, 0x4, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r1, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) close(r1) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5411, 0x0) 21:56:01 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60080011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:56:01 executing program 3: write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x21, 0x2, 0xa) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0), 0x161) openat$cgroup_int(0xffffffffffffffff, &(0x7f0000000000)='memory.low\x00', 0x2, 0x0) sendmsg(r0, &(0x7f0000003880)={0x0, 0x0, 0x0}, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$cgroup_pid(0xffffffffffffffff, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0, 0xfffffffffffffe78}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000240)='cpuacct.stat\x00', 0x26e1, 0x0) recvmsg$kcm(r4, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r4) write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) 21:56:01 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x40144, 0x8000}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0)=r2, 0x161) ioctl$TUNSETOFFLOAD(r2, 0x400454d0, 0x17) write$cgroup_int(r1, &(0x7f0000000200), 0x400086) write$cgroup_int(0xffffffffffffffff, &(0x7f0000000080), 0x12) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40305829, &(0x7f0000000040)) close(0xffffffffffffffff) [ 2355.533897][T15695] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2355.546087][T15695] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2355.546087][T15695] !' [ 2355.556095][T15695] CPU: 0 PID: 15695 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2355.564915][T15695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2355.575007][T15695] Call Trace: [ 2355.578324][T15695] dump_stack+0x188/0x20d [ 2355.582702][T15695] sysfs_warn_dup.cold+0x1c/0x2d [ 2355.587639][T15695] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2355.593717][T15695] sysfs_create_link+0x61/0xc0 [ 2355.598492][T15695] device_add+0x71c/0x1bc0 [ 2355.602906][T15695] ? uevent_show+0x360/0x360 [ 2355.607550][T15695] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2355.613551][T15695] wiphy_register+0x1c46/0x2720 [ 2355.618435][T15695] ? wiphy_unregister+0xf90/0xf90 [ 2355.623537][T15695] ? __kmalloc+0x629/0x7a0 [ 2355.627981][T15695] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2355.633541][T15695] ieee80211_register_hw+0x13d4/0x36a0 [ 2355.639119][T15695] ? __debug_object_init+0x4a1/0xe20 [ 2355.644415][T15695] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2355.649882][T15695] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2355.655435][T15695] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2355.661563][T15695] ? memset+0x20/0x40 [ 2355.665594][T15695] ? __hrtimer_init+0x134/0x260 [ 2355.670587][T15695] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2355.676319][T15695] ? vprintk_func+0x81/0x17e [ 2355.680965][T15695] ? hwsim_register_received_nl+0x400/0x400 [ 2355.686872][T15695] hwsim_new_radio_nl+0x905/0xf60 [ 2355.691934][T15695] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2355.697917][T15695] ? cap_capable+0x1eb/0x250 [ 2355.702559][T15695] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2355.708888][T15695] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2355.715244][T15695] genl_rcv_msg+0x627/0xdf0 [ 2355.719788][T15695] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2355.726155][T15695] netlink_rcv_skb+0x15a/0x410 [ 2355.730926][T15695] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2355.737354][T15695] ? netlink_ack+0xa80/0xa80 [ 2355.741996][T15695] genl_rcv+0x24/0x40 [ 2355.746053][T15695] netlink_unicast+0x537/0x740 [ 2355.750853][T15695] ? netlink_attachskb+0x810/0x810 [ 2355.756776][T15695] ? _copy_from_iter_full+0x25c/0x870 [ 2355.762267][T15695] ? __phys_addr_symbol+0x2c/0x70 [ 2355.767317][T15695] ? __check_object_size+0x171/0x437 [ 2355.772613][T15695] netlink_sendmsg+0x882/0xe10 [ 2355.777381][T15695] ? aa_af_perm+0x260/0x260 [ 2355.781888][T15695] ? netlink_unicast+0x740/0x740 [ 2355.786854][T15695] ? netlink_unicast+0x740/0x740 [ 2355.791791][T15695] sock_sendmsg+0xcf/0x120 [ 2355.796205][T15695] ____sys_sendmsg+0x6b9/0x7d0 [ 2355.801093][T15695] ? kernel_sendmsg+0x50/0x50 [ 2355.805784][T15695] ___sys_sendmsg+0x100/0x170 [ 2355.810465][T15695] ? sendmsg_copy_msghdr+0x70/0x70 [ 2355.815578][T15695] ? __fget_files+0x329/0x4f0 [ 2355.820249][T15695] ? ksys_dup3+0x3c0/0x3c0 [ 2355.824668][T15695] ? lock_acquire+0x197/0x420 [ 2355.829337][T15695] ? __might_fault+0xef/0x1d0 [ 2355.834014][T15695] ? __fget_light+0x208/0x270 [ 2355.838712][T15695] __sys_sendmsg+0xec/0x1b0 [ 2355.843221][T15695] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2355.848270][T15695] ? __x64_sys_futex+0x380/0x4f0 [ 2355.853230][T15695] ? trace_hardirqs_off_caller+0x55/0x230 [ 2355.858959][T15695] ? do_syscall_64+0x21/0x7d0 [ 2355.863654][T15695] do_syscall_64+0xf6/0x7d0 [ 2355.868288][T15695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2355.874188][T15695] RIP: 0033:0x45c849 [ 2355.878096][T15695] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2355.897887][T15695] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2355.906315][T15695] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2355.914386][T15695] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2355.922406][T15695] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2355.930509][T15695] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2355.938504][T15695] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2355.994049][T15696] netlink: 206524 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2356.008427][T15696] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2356.008427][T15696] !' [ 2356.018505][T15696] CPU: 0 PID: 15696 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2356.027193][T15696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2356.037240][T15696] Call Trace: [ 2356.040529][T15696] dump_stack+0x188/0x20d [ 2356.044857][T15696] sysfs_warn_dup.cold+0x1c/0x2d [ 2356.049836][T15696] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2356.055954][T15696] sysfs_create_link+0x61/0xc0 [ 2356.060760][T15696] device_add+0x71c/0x1bc0 [ 2356.065166][T15696] ? uevent_show+0x360/0x360 [ 2356.069780][T15696] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2356.075747][T15696] wiphy_register+0x1c46/0x2720 [ 2356.080601][T15696] ? wiphy_unregister+0xf90/0xf90 [ 2356.085675][T15696] ? __kmalloc+0x629/0x7a0 [ 2356.090084][T15696] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2356.095632][T15696] ieee80211_register_hw+0x13d4/0x36a0 [ 2356.101107][T15696] ? __debug_object_init+0x4a1/0xe20 [ 2356.106404][T15696] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2356.111864][T15696] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2356.117401][T15696] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2356.123394][T15696] ? memset+0x20/0x40 [ 2356.127363][T15696] ? __hrtimer_init+0x134/0x260 [ 2356.132318][T15696] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2356.138051][T15696] ? vprintk_func+0x81/0x17e [ 2356.142647][T15696] ? hwsim_register_received_nl+0x400/0x400 [ 2356.148546][T15696] hwsim_new_radio_nl+0x905/0xf60 [ 2356.153571][T15696] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2356.159501][T15696] ? cap_capable+0x1eb/0x250 [ 2356.164085][T15696] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2356.170389][T15696] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2356.176709][T15696] genl_rcv_msg+0x627/0xdf0 [ 2356.181233][T15696] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2356.187570][T15696] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2356.193727][T15696] netlink_rcv_skb+0x15a/0x410 [ 2356.198521][T15696] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2356.204843][T15696] ? netlink_ack+0xa80/0xa80 [ 2356.209423][T15696] genl_rcv+0x24/0x40 [ 2356.213385][T15696] netlink_unicast+0x537/0x740 [ 2356.218131][T15696] ? netlink_attachskb+0x810/0x810 [ 2356.223230][T15696] ? _copy_from_iter_full+0x25c/0x870 [ 2356.228593][T15696] ? __phys_addr_symbol+0x2c/0x70 [ 2356.233610][T15696] ? __check_object_size+0x171/0x437 [ 2356.238893][T15696] netlink_sendmsg+0x882/0xe10 [ 2356.243840][T15696] ? aa_af_perm+0x260/0x260 [ 2356.248371][T15696] ? netlink_unicast+0x740/0x740 [ 2356.253299][T15696] ? netlink_unicast+0x740/0x740 [ 2356.258336][T15696] sock_sendmsg+0xcf/0x120 [ 2356.262755][T15696] ____sys_sendmsg+0x6b9/0x7d0 [ 2356.267553][T15696] ? kernel_sendmsg+0x50/0x50 [ 2356.272220][T15696] ? mark_lock+0xbc/0x1220 [ 2356.276638][T15696] ___sys_sendmsg+0x100/0x170 [ 2356.281303][T15696] ? sendmsg_copy_msghdr+0x70/0x70 [ 2356.286415][T15696] ? __fget_files+0x329/0x4f0 [ 2356.291089][T15696] ? ksys_dup3+0x3c0/0x3c0 [ 2356.295487][T15696] ? lock_acquire+0x197/0x420 [ 2356.300154][T15696] ? __might_fault+0xef/0x1d0 [ 2356.304820][T15696] ? __fget_light+0x208/0x270 [ 2356.309485][T15696] __sys_sendmsg+0xec/0x1b0 [ 2356.313985][T15696] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2356.319006][T15696] ? trace_hardirqs_off_caller+0x55/0x230 [ 2356.324771][T15696] ? do_syscall_64+0x21/0x7d0 [ 2356.329450][T15696] do_syscall_64+0xf6/0x7d0 [ 2356.333962][T15696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2356.339882][T15696] RIP: 0033:0x45c849 [ 2356.343794][T15696] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2356.363389][T15696] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2356.371793][T15696] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2356.379758][T15696] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2356.387719][T15696] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2356.395687][T15696] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2356.403639][T15696] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:02 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60090011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2356.510635][T15699] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2356.529541][T15699] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2356.529541][T15699] !' [ 2356.539992][T15699] CPU: 0 PID: 15699 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2356.548680][T15699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2356.558730][T15699] Call Trace: [ 2356.562051][T15699] dump_stack+0x188/0x20d [ 2356.566379][T15699] sysfs_warn_dup.cold+0x1c/0x2d [ 2356.571305][T15699] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2356.577373][T15699] sysfs_create_link+0x61/0xc0 [ 2356.582126][T15699] device_add+0x71c/0x1bc0 [ 2356.586537][T15699] ? uevent_show+0x360/0x360 [ 2356.591116][T15699] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2356.597086][T15699] wiphy_register+0x1c46/0x2720 [ 2356.601938][T15699] ? wiphy_unregister+0xf90/0xf90 [ 2356.606952][T15699] ? __kmalloc+0x629/0x7a0 [ 2356.611353][T15699] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2356.616966][T15699] ieee80211_register_hw+0x13d4/0x36a0 [ 2356.622479][T15699] ? __debug_object_init+0x4a1/0xe20 [ 2356.627772][T15699] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2356.633229][T15699] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2356.638765][T15699] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2356.644731][T15699] ? memset+0x20/0x40 [ 2356.648699][T15699] ? __hrtimer_init+0x134/0x260 [ 2356.653540][T15699] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2356.659243][T15699] ? vprintk_func+0x81/0x17e [ 2356.663832][T15699] ? hwsim_register_received_nl+0x400/0x400 [ 2356.669718][T15699] hwsim_new_radio_nl+0x905/0xf60 [ 2356.674731][T15699] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2356.680608][T15699] ? cap_capable+0x1eb/0x250 [ 2356.685212][T15699] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2356.691531][T15699] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2356.697856][T15699] genl_rcv_msg+0x627/0xdf0 [ 2356.702353][T15699] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2356.708704][T15699] netlink_rcv_skb+0x15a/0x410 [ 2356.713459][T15699] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2356.719789][T15699] ? netlink_ack+0xa80/0xa80 [ 2356.724383][T15699] genl_rcv+0x24/0x40 [ 2356.728351][T15699] netlink_unicast+0x537/0x740 [ 2356.733107][T15699] ? netlink_attachskb+0x810/0x810 [ 2356.738206][T15699] ? _copy_from_iter_full+0x25c/0x870 [ 2356.743568][T15699] ? __phys_addr_symbol+0x2c/0x70 [ 2356.748580][T15699] ? __check_object_size+0x171/0x437 [ 2356.753874][T15699] netlink_sendmsg+0x882/0xe10 [ 2356.758635][T15699] ? aa_af_perm+0x260/0x260 [ 2356.763127][T15699] ? netlink_unicast+0x740/0x740 [ 2356.768068][T15699] ? netlink_unicast+0x740/0x740 [ 2356.773002][T15699] sock_sendmsg+0xcf/0x120 [ 2356.777409][T15699] ____sys_sendmsg+0x6b9/0x7d0 [ 2356.782182][T15699] ? kernel_sendmsg+0x50/0x50 [ 2356.786863][T15699] ___sys_sendmsg+0x100/0x170 [ 2356.791542][T15699] ? sendmsg_copy_msghdr+0x70/0x70 [ 2356.796656][T15699] ? __fget_files+0x329/0x4f0 [ 2356.801333][T15699] ? ksys_dup3+0x3c0/0x3c0 [ 2356.805740][T15699] ? lock_acquire+0x197/0x420 [ 2356.810407][T15699] ? __might_fault+0xef/0x1d0 [ 2356.815088][T15699] ? __fget_light+0x208/0x270 [ 2356.819761][T15699] __sys_sendmsg+0xec/0x1b0 [ 2356.824253][T15699] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2356.829261][T15699] ? __x64_sys_futex+0x380/0x4f0 [ 2356.834208][T15699] ? trace_hardirqs_off_caller+0x55/0x230 [ 2356.839936][T15699] ? do_syscall_64+0x21/0x7d0 [ 2356.844605][T15699] do_syscall_64+0xf6/0x7d0 [ 2356.849100][T15699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2356.854976][T15699] RIP: 0033:0x45c849 [ 2356.858857][T15699] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2356.878446][T15699] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2356.886841][T15699] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2356.894811][T15699] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2356.902778][T15699] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2356.910743][T15699] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2356.918701][T15699] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2356.984577][T15700] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2356.995972][T15700] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2356.995972][T15700] !' [ 2357.005885][T15700] CPU: 0 PID: 15700 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2357.014565][T15700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2357.024633][T15700] Call Trace: [ 2357.027916][T15700] dump_stack+0x188/0x20d [ 2357.032235][T15700] sysfs_warn_dup.cold+0x1c/0x2d [ 2357.037166][T15700] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2357.043219][T15700] sysfs_create_link+0x61/0xc0 [ 2357.047972][T15700] device_add+0x71c/0x1bc0 [ 2357.052371][T15700] ? uevent_show+0x360/0x360 [ 2357.056986][T15700] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2357.062984][T15700] wiphy_register+0x1c46/0x2720 [ 2357.067866][T15700] ? wiphy_unregister+0xf90/0xf90 [ 2357.072878][T15700] ? __kmalloc+0x629/0x7a0 [ 2357.077281][T15700] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2357.082828][T15700] ieee80211_register_hw+0x13d4/0x36a0 [ 2357.088290][T15700] ? __debug_object_init+0x4a1/0xe20 [ 2357.093651][T15700] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2357.099097][T15700] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2357.104635][T15700] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2357.110607][T15700] ? memset+0x20/0x40 [ 2357.114588][T15700] ? __hrtimer_init+0x134/0x260 [ 2357.119427][T15700] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2357.125128][T15700] ? vprintk_func+0x81/0x17e [ 2357.129713][T15700] ? hwsim_register_received_nl+0x400/0x400 [ 2357.135592][T15700] hwsim_new_radio_nl+0x905/0xf60 [ 2357.140599][T15700] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2357.146496][T15700] ? cap_capable+0x1eb/0x250 [ 2357.151085][T15700] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2357.157396][T15700] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2357.163712][T15700] genl_rcv_msg+0x627/0xdf0 [ 2357.168252][T15700] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2357.174571][T15700] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2357.180367][T15700] netlink_rcv_skb+0x15a/0x410 [ 2357.185138][T15700] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2357.191488][T15700] ? netlink_ack+0xa80/0xa80 [ 2357.196078][T15700] genl_rcv+0x24/0x40 [ 2357.200046][T15700] netlink_unicast+0x537/0x740 [ 2357.204801][T15700] ? netlink_attachskb+0x810/0x810 [ 2357.209938][T15700] ? _copy_from_iter_full+0x25c/0x870 [ 2357.215293][T15700] ? __phys_addr_symbol+0x2c/0x70 [ 2357.220299][T15700] ? __check_object_size+0x171/0x437 [ 2357.225573][T15700] netlink_sendmsg+0x882/0xe10 [ 2357.230322][T15700] ? aa_af_perm+0x260/0x260 [ 2357.234814][T15700] ? netlink_unicast+0x740/0x740 [ 2357.239747][T15700] ? netlink_unicast+0x740/0x740 [ 2357.244666][T15700] sock_sendmsg+0xcf/0x120 [ 2357.249074][T15700] ____sys_sendmsg+0x6b9/0x7d0 [ 2357.253833][T15700] ? kernel_sendmsg+0x50/0x50 [ 2357.258507][T15700] ? mark_lock+0xbc/0x1220 [ 2357.262925][T15700] ___sys_sendmsg+0x100/0x170 [ 2357.267599][T15700] ? sendmsg_copy_msghdr+0x70/0x70 [ 2357.272725][T15700] ? __fget_files+0x329/0x4f0 [ 2357.277420][T15700] ? ksys_dup3+0x3c0/0x3c0 [ 2357.281845][T15700] ? lock_acquire+0x197/0x420 [ 2357.286520][T15700] ? __might_fault+0xef/0x1d0 [ 2357.291189][T15700] ? __fget_light+0x208/0x270 [ 2357.295858][T15700] __sys_sendmsg+0xec/0x1b0 [ 2357.300354][T15700] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2357.305376][T15700] ? trace_hardirqs_off_caller+0x55/0x230 [ 2357.311096][T15700] ? do_syscall_64+0x21/0x7d0 [ 2357.315828][T15700] do_syscall_64+0xf6/0x7d0 [ 2357.320328][T15700] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2357.326207][T15700] RIP: 0033:0x45c849 [ 2357.330090][T15700] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2357.349798][T15700] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2357.358198][T15700] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2357.366159][T15700] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2357.374120][T15700] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2357.382120][T15700] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2357.390096][T15700] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:03 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc600a0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2357.509219][T15703] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2357.535715][T15703] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2357.535715][T15703] !' [ 2357.546027][T15703] CPU: 0 PID: 15703 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2357.554718][T15703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2357.564768][T15703] Call Trace: [ 2357.568059][T15703] dump_stack+0x188/0x20d [ 2357.572416][T15703] sysfs_warn_dup.cold+0x1c/0x2d [ 2357.577376][T15703] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2357.583432][T15703] sysfs_create_link+0x61/0xc0 [ 2357.588191][T15703] device_add+0x71c/0x1bc0 [ 2357.592650][T15703] ? uevent_show+0x360/0x360 [ 2357.597236][T15703] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2357.603254][T15703] wiphy_register+0x1c46/0x2720 [ 2357.608103][T15703] ? wiphy_unregister+0xf90/0xf90 [ 2357.613119][T15703] ? __kmalloc+0x629/0x7a0 [ 2357.617533][T15703] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2357.623074][T15703] ieee80211_register_hw+0x13d4/0x36a0 [ 2357.628537][T15703] ? __debug_object_init+0x4a1/0xe20 [ 2357.633818][T15703] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2357.639271][T15703] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2357.644804][T15703] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2357.650773][T15703] ? memset+0x20/0x40 [ 2357.654741][T15703] ? __hrtimer_init+0x134/0x260 [ 2357.659597][T15703] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2357.665312][T15703] ? vprintk_func+0x81/0x17e [ 2357.669920][T15703] ? hwsim_register_received_nl+0x400/0x400 [ 2357.675867][T15703] hwsim_new_radio_nl+0x905/0xf60 [ 2357.680885][T15703] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2357.686764][T15703] ? cap_capable+0x1eb/0x250 [ 2357.691360][T15703] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2357.697668][T15703] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2357.704035][T15703] genl_rcv_msg+0x627/0xdf0 [ 2357.708575][T15703] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2357.714906][T15703] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2357.720707][T15703] netlink_rcv_skb+0x15a/0x410 [ 2357.725645][T15703] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2357.731961][T15703] ? netlink_ack+0xa80/0xa80 [ 2357.736552][T15703] genl_rcv+0x24/0x40 [ 2357.740542][T15703] netlink_unicast+0x537/0x740 [ 2357.745298][T15703] ? netlink_attachskb+0x810/0x810 [ 2357.750393][T15703] ? _copy_from_iter_full+0x25c/0x870 [ 2357.755777][T15703] ? __phys_addr_symbol+0x2c/0x70 [ 2357.760808][T15703] ? __check_object_size+0x171/0x437 [ 2357.766107][T15703] netlink_sendmsg+0x882/0xe10 [ 2357.770899][T15703] ? aa_af_perm+0x260/0x260 [ 2357.775439][T15703] ? netlink_unicast+0x740/0x740 [ 2357.780401][T15703] ? netlink_unicast+0x740/0x740 [ 2357.785389][T15703] sock_sendmsg+0xcf/0x120 [ 2357.789950][T15703] ____sys_sendmsg+0x6b9/0x7d0 [ 2357.794765][T15703] ? kernel_sendmsg+0x50/0x50 [ 2357.799522][T15703] ? mark_lock+0xbc/0x1220 [ 2357.803960][T15703] ___sys_sendmsg+0x100/0x170 [ 2357.808638][T15703] ? sendmsg_copy_msghdr+0x70/0x70 [ 2357.813753][T15703] ? __fget_files+0x329/0x4f0 [ 2357.818600][T15703] ? ksys_dup3+0x3c0/0x3c0 [ 2357.823008][T15703] ? lock_acquire+0x197/0x420 [ 2357.827677][T15703] ? __might_fault+0xef/0x1d0 [ 2357.832362][T15703] ? __fget_light+0x208/0x270 [ 2357.837037][T15703] __sys_sendmsg+0xec/0x1b0 [ 2357.841548][T15703] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2357.846598][T15703] ? __x64_sys_futex+0x380/0x4f0 [ 2357.851553][T15703] ? trace_hardirqs_off_caller+0x55/0x230 [ 2357.857281][T15703] ? do_syscall_64+0x21/0x7d0 [ 2357.861950][T15703] do_syscall_64+0xf6/0x7d0 [ 2357.866447][T15703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2357.872329][T15703] RIP: 0033:0x45c849 [ 2357.876214][T15703] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2357.895807][T15703] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2357.904217][T15703] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2357.912187][T15703] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2357.920164][T15703] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2357.928161][T15703] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2357.936141][T15703] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2358.005284][T15706] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2358.016187][T15706] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2358.016187][T15706] !' [ 2358.026136][T15706] CPU: 0 PID: 15706 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2358.034986][T15706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2358.045040][T15706] Call Trace: [ 2358.048468][T15706] dump_stack+0x188/0x20d [ 2358.052813][T15706] sysfs_warn_dup.cold+0x1c/0x2d [ 2358.057782][T15706] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2358.063854][T15706] sysfs_create_link+0x61/0xc0 [ 2358.068650][T15706] device_add+0x71c/0x1bc0 [ 2358.073082][T15706] ? uevent_show+0x360/0x360 [ 2358.077668][T15706] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2358.083652][T15706] wiphy_register+0x1c46/0x2720 [ 2358.088498][T15706] ? wiphy_unregister+0xf90/0xf90 [ 2358.093526][T15706] ? __kmalloc+0x629/0x7a0 [ 2358.097929][T15706] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2358.103481][T15706] ieee80211_register_hw+0x13d4/0x36a0 [ 2358.108946][T15706] ? __debug_object_init+0x4a1/0xe20 [ 2358.114225][T15706] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2358.119842][T15706] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2358.125403][T15706] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2358.131406][T15706] ? memset+0x20/0x40 [ 2358.135395][T15706] ? __hrtimer_init+0x134/0x260 [ 2358.140293][T15706] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2358.146034][T15706] ? vprintk_func+0x81/0x17e [ 2358.150645][T15706] ? hwsim_register_received_nl+0x400/0x400 [ 2358.156742][T15706] hwsim_new_radio_nl+0x905/0xf60 [ 2358.161774][T15706] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2358.167663][T15706] ? cap_capable+0x1eb/0x250 [ 2358.172262][T15706] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2358.178590][T15706] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2358.184936][T15706] genl_rcv_msg+0x627/0xdf0 [ 2358.189443][T15706] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2358.195774][T15706] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2358.201580][T15706] netlink_rcv_skb+0x15a/0x410 [ 2358.206342][T15706] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2358.212682][T15706] ? netlink_ack+0xa80/0xa80 [ 2358.217280][T15706] genl_rcv+0x24/0x40 [ 2358.221245][T15706] netlink_unicast+0x537/0x740 [ 2358.226021][T15706] ? netlink_attachskb+0x810/0x810 [ 2358.231146][T15706] ? _copy_from_iter_full+0x25c/0x870 [ 2358.236507][T15706] ? __phys_addr_symbol+0x2c/0x70 [ 2358.241578][T15706] ? __check_object_size+0x171/0x437 [ 2358.246894][T15706] netlink_sendmsg+0x882/0xe10 [ 2358.251704][T15706] ? aa_af_perm+0x260/0x260 [ 2358.256224][T15706] ? netlink_unicast+0x740/0x740 [ 2358.261221][T15706] ? netlink_unicast+0x740/0x740 [ 2358.266168][T15706] sock_sendmsg+0xcf/0x120 [ 2358.270593][T15706] ____sys_sendmsg+0x6b9/0x7d0 [ 2358.275391][T15706] ? kernel_sendmsg+0x50/0x50 [ 2358.280064][T15706] ? mark_lock+0xbc/0x1220 [ 2358.284493][T15706] ___sys_sendmsg+0x100/0x170 [ 2358.289166][T15706] ? sendmsg_copy_msghdr+0x70/0x70 [ 2358.294276][T15706] ? __fget_files+0x329/0x4f0 [ 2358.298943][T15706] ? ksys_dup3+0x3c0/0x3c0 [ 2358.303350][T15706] ? lock_acquire+0x197/0x420 [ 2358.308019][T15706] ? __might_fault+0xef/0x1d0 [ 2358.312720][T15706] ? __fget_light+0x208/0x270 [ 2358.317418][T15706] __sys_sendmsg+0xec/0x1b0 [ 2358.321928][T15706] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2358.326960][T15706] ? trace_hardirqs_off_caller+0x55/0x230 [ 2358.332681][T15706] ? do_syscall_64+0x21/0x7d0 [ 2358.337375][T15706] do_syscall_64+0xf6/0x7d0 [ 2358.341895][T15706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2358.347904][T15706] RIP: 0033:0x45c849 [ 2358.351811][T15706] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2358.371419][T15706] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2358.379848][T15706] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2358.387806][T15706] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2358.395763][T15706] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2358.403732][T15706] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2358.411708][T15706] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:04 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc600b0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2358.551354][T15710] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2358.569637][T15710] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2358.569637][T15710] !' [ 2358.579672][T15710] CPU: 1 PID: 15710 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2358.588331][T15710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2358.598379][T15710] Call Trace: [ 2358.601667][T15710] dump_stack+0x188/0x20d [ 2358.605994][T15710] sysfs_warn_dup.cold+0x1c/0x2d [ 2358.610927][T15710] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2358.616981][T15710] sysfs_create_link+0x61/0xc0 [ 2358.621745][T15710] device_add+0x71c/0x1bc0 [ 2358.626189][T15710] ? uevent_show+0x360/0x360 [ 2358.630872][T15710] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2358.637071][T15710] wiphy_register+0x1c46/0x2720 [ 2358.641920][T15710] ? wiphy_unregister+0xf90/0xf90 [ 2358.646930][T15710] ? __kmalloc+0x629/0x7a0 [ 2358.651332][T15710] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2358.656866][T15710] ieee80211_register_hw+0x13d4/0x36a0 [ 2358.662311][T15710] ? __debug_object_init+0x4a1/0xe20 [ 2358.667579][T15710] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2358.673023][T15710] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2358.678550][T15710] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2358.684512][T15710] ? memset+0x20/0x40 [ 2358.688489][T15710] ? __hrtimer_init+0x134/0x260 [ 2358.693325][T15710] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2358.699040][T15710] ? vprintk_func+0x81/0x17e [ 2358.703628][T15710] ? hwsim_register_received_nl+0x400/0x400 [ 2358.709510][T15710] hwsim_new_radio_nl+0x905/0xf60 [ 2358.714517][T15710] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2358.720391][T15710] ? cap_capable+0x1eb/0x250 [ 2358.724967][T15710] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2358.731287][T15710] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2358.737608][T15710] genl_rcv_msg+0x627/0xdf0 [ 2358.742105][T15710] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2358.748421][T15710] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2358.754222][T15710] netlink_rcv_skb+0x15a/0x410 [ 2358.758966][T15710] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2358.765274][T15710] ? netlink_ack+0xa80/0xa80 [ 2358.769851][T15710] genl_rcv+0x24/0x40 [ 2358.773826][T15710] netlink_unicast+0x537/0x740 [ 2358.778575][T15710] ? netlink_attachskb+0x810/0x810 [ 2358.783665][T15710] ? _copy_from_iter_full+0x25c/0x870 [ 2358.789032][T15710] ? __phys_addr_symbol+0x2c/0x70 [ 2358.794040][T15710] ? __check_object_size+0x171/0x437 [ 2358.799308][T15710] netlink_sendmsg+0x882/0xe10 [ 2358.804056][T15710] ? aa_af_perm+0x260/0x260 [ 2358.808538][T15710] ? netlink_unicast+0x740/0x740 [ 2358.813461][T15710] ? netlink_unicast+0x740/0x740 [ 2358.818382][T15710] sock_sendmsg+0xcf/0x120 [ 2358.822780][T15710] ____sys_sendmsg+0x6b9/0x7d0 [ 2358.827521][T15710] ? kernel_sendmsg+0x50/0x50 [ 2358.832178][T15710] ? mark_lock+0xbc/0x1220 [ 2358.836579][T15710] ___sys_sendmsg+0x100/0x170 [ 2358.841237][T15710] ? sendmsg_copy_msghdr+0x70/0x70 [ 2358.846335][T15710] ? __fget_files+0x329/0x4f0 [ 2358.850994][T15710] ? ksys_dup3+0x3c0/0x3c0 [ 2358.855384][T15710] ? lock_acquire+0x197/0x420 [ 2358.860040][T15710] ? __might_fault+0xef/0x1d0 [ 2358.864705][T15710] ? __fget_light+0x208/0x270 [ 2358.869362][T15710] __sys_sendmsg+0xec/0x1b0 [ 2358.873846][T15710] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2358.878856][T15710] ? __x64_sys_futex+0x380/0x4f0 [ 2358.883788][T15710] ? trace_hardirqs_off_caller+0x55/0x230 [ 2358.889490][T15710] ? do_syscall_64+0x21/0x7d0 [ 2358.894148][T15710] do_syscall_64+0xf6/0x7d0 [ 2358.898638][T15710] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2358.904518][T15710] RIP: 0033:0x45c849 [ 2358.908393][T15710] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2358.927986][T15710] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2358.936374][T15710] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2358.944324][T15710] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2358.952275][T15710] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2358.960230][T15710] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2358.968182][T15710] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2359.033561][T15709] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2359.045990][T15709] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2359.045990][T15709] !' [ 2359.055850][T15709] CPU: 1 PID: 15709 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2359.064529][T15709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2359.074619][T15709] Call Trace: [ 2359.077918][T15709] dump_stack+0x188/0x20d [ 2359.082249][T15709] sysfs_warn_dup.cold+0x1c/0x2d [ 2359.087183][T15709] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2359.093236][T15709] sysfs_create_link+0x61/0xc0 [ 2359.097983][T15709] device_add+0x71c/0x1bc0 [ 2359.102399][T15709] ? uevent_show+0x360/0x360 [ 2359.106981][T15709] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2359.112948][T15709] wiphy_register+0x1c46/0x2720 [ 2359.117859][T15709] ? wiphy_unregister+0xf90/0xf90 [ 2359.122889][T15709] ? __kmalloc+0x629/0x7a0 [ 2359.127319][T15709] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2359.132859][T15709] ieee80211_register_hw+0x13d4/0x36a0 [ 2359.138311][T15709] ? __debug_object_init+0x4a1/0xe20 [ 2359.143587][T15709] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2359.149031][T15709] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2359.154562][T15709] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2359.160527][T15709] ? memset+0x20/0x40 [ 2359.164495][T15709] ? __hrtimer_init+0x134/0x260 [ 2359.169334][T15709] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2359.175039][T15709] ? vprintk_func+0x81/0x17e [ 2359.179620][T15709] ? hwsim_register_received_nl+0x400/0x400 [ 2359.185508][T15709] hwsim_new_radio_nl+0x905/0xf60 [ 2359.190867][T15709] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2359.196743][T15709] ? cap_capable+0x1eb/0x250 [ 2359.201327][T15709] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2359.207647][T15709] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2359.213984][T15709] genl_rcv_msg+0x627/0xdf0 [ 2359.218510][T15709] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2359.224850][T15709] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2359.230660][T15709] netlink_rcv_skb+0x15a/0x410 [ 2359.235422][T15709] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2359.241739][T15709] ? netlink_ack+0xa80/0xa80 [ 2359.246328][T15709] genl_rcv+0x24/0x40 [ 2359.250295][T15709] netlink_unicast+0x537/0x740 [ 2359.255050][T15709] ? netlink_attachskb+0x810/0x810 [ 2359.260146][T15709] ? _copy_from_iter_full+0x25c/0x870 [ 2359.265501][T15709] ? __phys_addr_symbol+0x2c/0x70 [ 2359.270510][T15709] ? __check_object_size+0x171/0x437 [ 2359.275785][T15709] netlink_sendmsg+0x882/0xe10 [ 2359.280545][T15709] ? aa_af_perm+0x260/0x260 [ 2359.285036][T15709] ? netlink_unicast+0x740/0x740 [ 2359.289971][T15709] ? netlink_unicast+0x740/0x740 [ 2359.294893][T15709] sock_sendmsg+0xcf/0x120 [ 2359.299297][T15709] ____sys_sendmsg+0x6b9/0x7d0 [ 2359.304048][T15709] ? kernel_sendmsg+0x50/0x50 [ 2359.308720][T15709] ? mark_lock+0xbc/0x1220 [ 2359.313163][T15709] ___sys_sendmsg+0x100/0x170 [ 2359.317842][T15709] ? sendmsg_copy_msghdr+0x70/0x70 [ 2359.322953][T15709] ? __fget_files+0x329/0x4f0 [ 2359.327659][T15709] ? ksys_dup3+0x3c0/0x3c0 [ 2359.332089][T15709] ? lock_acquire+0x197/0x420 [ 2359.336762][T15709] ? __might_fault+0xef/0x1d0 [ 2359.341433][T15709] ? __fget_light+0x208/0x270 [ 2359.346131][T15709] __sys_sendmsg+0xec/0x1b0 [ 2359.350631][T15709] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2359.355644][T15709] ? __x64_sys_futex+0x380/0x4f0 [ 2359.360580][T15709] ? trace_hardirqs_off_caller+0x55/0x230 [ 2359.366290][T15709] ? do_syscall_64+0x21/0x7d0 [ 2359.370954][T15709] do_syscall_64+0xf6/0x7d0 [ 2359.375474][T15709] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2359.381354][T15709] RIP: 0033:0x45c849 [ 2359.385237][T15709] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2359.404831][T15709] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2359.413241][T15709] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2359.421209][T15709] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2359.429199][T15709] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2359.437165][T15709] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2359.445121][T15709] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:56:05 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc600c0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2359.590880][T15713] netlink: 189576 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2359.623516][T15713] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2359.623516][T15713] !' [ 2359.636339][T15713] CPU: 0 PID: 15713 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2359.645059][T15713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2359.655129][T15713] Call Trace: [ 2359.658419][T15713] dump_stack+0x188/0x20d [ 2359.662789][T15713] sysfs_warn_dup.cold+0x1c/0x2d [ 2359.667724][T15713] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2359.673795][T15713] sysfs_create_link+0x61/0xc0 [ 2359.678574][T15713] device_add+0x71c/0x1bc0 [ 2359.683017][T15713] ? uevent_show+0x360/0x360 [ 2359.687609][T15713] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2359.693591][T15713] wiphy_register+0x1c46/0x2720 [ 2359.698443][T15713] ? wiphy_unregister+0xf90/0xf90 [ 2359.703468][T15713] ? __kmalloc+0x629/0x7a0 [ 2359.707875][T15713] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2359.713420][T15713] ieee80211_register_hw+0x13d4/0x36a0 [ 2359.718876][T15713] ? __debug_object_init+0x4a1/0xe20 [ 2359.724158][T15713] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2359.729613][T15713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2359.735148][T15713] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2359.741123][T15713] ? memset+0x20/0x40 [ 2359.745097][T15713] ? __hrtimer_init+0x134/0x260 [ 2359.749946][T15713] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2359.755665][T15713] ? vprintk_func+0x81/0x17e [ 2359.760329][T15713] ? hwsim_register_received_nl+0x400/0x400 [ 2359.766255][T15713] hwsim_new_radio_nl+0x905/0xf60 [ 2359.771275][T15713] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2359.777161][T15713] ? cap_capable+0x1eb/0x250 [ 2359.781768][T15713] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2359.788099][T15713] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2359.794431][T15713] genl_rcv_msg+0x627/0xdf0 [ 2359.798937][T15713] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2359.805294][T15713] netlink_rcv_skb+0x15a/0x410 [ 2359.810062][T15713] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2359.816395][T15713] ? netlink_ack+0xa80/0xa80 [ 2359.820992][T15713] genl_rcv+0x24/0x40 [ 2359.824965][T15713] netlink_unicast+0x537/0x740 [ 2359.829721][T15713] ? netlink_attachskb+0x810/0x810 [ 2359.834834][T15713] ? _copy_from_iter_full+0x25c/0x870 [ 2359.840204][T15713] ? __phys_addr_symbol+0x2c/0x70 [ 2359.845307][T15713] ? __check_object_size+0x171/0x437 [ 2359.850609][T15713] netlink_sendmsg+0x882/0xe10 [ 2359.855369][T15713] ? aa_af_perm+0x260/0x260 [ 2359.859866][T15713] ? netlink_unicast+0x740/0x740 [ 2359.864813][T15713] ? netlink_unicast+0x740/0x740 [ 2359.869743][T15713] sock_sendmsg+0xcf/0x120 [ 2359.874151][T15713] ____sys_sendmsg+0x6b9/0x7d0 [ 2359.878965][T15713] ? kernel_sendmsg+0x50/0x50 [ 2359.883649][T15713] ___sys_sendmsg+0x100/0x170 [ 2359.888328][T15713] ? sendmsg_copy_msghdr+0x70/0x70 [ 2359.893476][T15713] ? __fget_files+0x329/0x4f0 [ 2359.898156][T15713] ? ksys_dup3+0x3c0/0x3c0 [ 2359.902560][T15713] ? lock_acquire+0x197/0x420 [ 2359.907225][T15713] ? __might_fault+0xef/0x1d0 [ 2359.911910][T15713] ? __fget_light+0x208/0x270 [ 2359.916581][T15713] __sys_sendmsg+0xec/0x1b0 [ 2359.921083][T15713] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2359.926093][T15713] ? __x64_sys_futex+0x380/0x4f0 [ 2359.931032][T15713] ? trace_hardirqs_off_caller+0x55/0x230 [ 2359.936744][T15713] ? do_syscall_64+0x21/0x7d0 [ 2359.941424][T15713] do_syscall_64+0xf6/0x7d0 [ 2359.945935][T15713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2359.951836][T15713] RIP: 0033:0x45c849 [ 2359.955733][T15713] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2359.975338][T15713] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2359.983875][T15713] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2359.991860][T15713] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2359.999824][T15713] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2360.007830][T15713] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2360.015929][T15713] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:56:06 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc600d0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2360.193075][T15722] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2360.201307][T15722] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2360.213845][T15722] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2360.213845][T15722] !' [ 2360.228993][T15722] CPU: 0 PID: 15722 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2360.237717][T15722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2360.247784][T15722] Call Trace: [ 2360.251094][T15722] dump_stack+0x188/0x20d [ 2360.255447][T15722] sysfs_warn_dup.cold+0x1c/0x2d [ 2360.260399][T15722] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2360.266457][T15722] sysfs_create_link+0x61/0xc0 [ 2360.271250][T15722] device_add+0x71c/0x1bc0 [ 2360.275696][T15722] ? uevent_show+0x360/0x360 [ 2360.280298][T15722] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2360.286272][T15722] wiphy_register+0x1c46/0x2720 [ 2360.291120][T15722] ? wiphy_unregister+0xf90/0xf90 [ 2360.296168][T15722] ? __kmalloc+0x629/0x7a0 [ 2360.300592][T15722] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2360.306131][T15722] ieee80211_register_hw+0x13d4/0x36a0 [ 2360.311589][T15722] ? __debug_object_init+0x4a1/0xe20 [ 2360.316909][T15722] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2360.322381][T15722] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2360.327919][T15722] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2360.333923][T15722] ? memset+0x20/0x40 [ 2360.337925][T15722] ? __hrtimer_init+0x134/0x260 [ 2360.342786][T15722] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2360.348503][T15722] ? vprintk_func+0x81/0x17e [ 2360.353134][T15722] ? hwsim_register_received_nl+0x400/0x400 [ 2360.359041][T15722] hwsim_new_radio_nl+0x905/0xf60 [ 2360.364215][T15722] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2360.370140][T15722] ? cap_capable+0x1eb/0x250 [ 2360.374751][T15722] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2360.381151][T15722] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2360.387761][T15722] genl_rcv_msg+0x627/0xdf0 [ 2360.392295][T15722] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2360.398652][T15722] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2360.404468][T15722] netlink_rcv_skb+0x15a/0x410 [ 2360.409245][T15722] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2360.415601][T15722] ? netlink_ack+0xa80/0xa80 [ 2360.420237][T15722] genl_rcv+0x24/0x40 [ 2360.424213][T15722] netlink_unicast+0x537/0x740 [ 2360.428978][T15722] ? netlink_attachskb+0x810/0x810 [ 2360.434090][T15722] ? _copy_from_iter_full+0x25c/0x870 [ 2360.439467][T15722] ? __phys_addr_symbol+0x2c/0x70 [ 2360.444490][T15722] ? __check_object_size+0x171/0x437 [ 2360.449784][T15722] netlink_sendmsg+0x882/0xe10 [ 2360.454567][T15722] ? aa_af_perm+0x260/0x260 [ 2360.459075][T15722] ? netlink_unicast+0x740/0x740 [ 2360.464009][T15722] ? netlink_unicast+0x740/0x740 [ 2360.468944][T15722] sock_sendmsg+0xcf/0x120 [ 2360.473375][T15722] ____sys_sendmsg+0x6b9/0x7d0 [ 2360.478161][T15722] ? kernel_sendmsg+0x50/0x50 [ 2360.482881][T15722] ___sys_sendmsg+0x100/0x170 [ 2360.487588][T15722] ? sendmsg_copy_msghdr+0x70/0x70 [ 2360.492740][T15722] ? __fget_files+0x329/0x4f0 [ 2360.497477][T15722] ? ksys_dup3+0x3c0/0x3c0 [ 2360.501919][T15722] ? lock_acquire+0x197/0x420 [ 2360.506658][T15722] ? __might_fault+0xef/0x1d0 [ 2360.511338][T15722] ? __fget_light+0x208/0x270 [ 2360.516039][T15722] __sys_sendmsg+0xec/0x1b0 [ 2360.520552][T15722] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2360.525567][T15722] ? __x64_sys_futex+0x380/0x4f0 [ 2360.530592][T15722] ? trace_hardirqs_off_caller+0x55/0x230 [ 2360.536344][T15722] ? do_syscall_64+0x21/0x7d0 [ 2360.541139][T15722] do_syscall_64+0xf6/0x7d0 [ 2360.545662][T15722] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2360.551569][T15722] RIP: 0033:0x45c849 [ 2360.555484][T15722] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2360.575098][T15722] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2360.583524][T15722] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2360.591501][T15722] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2360.599476][T15722] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2360.607459][T15722] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2360.615451][T15722] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2360.673832][T15723] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2360.682157][T15723] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2360.693858][T15723] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2360.693858][T15723] !' [ 2360.704115][T15723] CPU: 1 PID: 15723 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2360.712803][T15723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2360.722875][T15723] Call Trace: [ 2360.726185][T15723] dump_stack+0x188/0x20d [ 2360.730537][T15723] sysfs_warn_dup.cold+0x1c/0x2d [ 2360.735490][T15723] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2360.741573][T15723] sysfs_create_link+0x61/0xc0 [ 2360.746334][T15723] device_add+0x71c/0x1bc0 [ 2360.750763][T15723] ? uevent_show+0x360/0x360 [ 2360.755340][T15723] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2360.761335][T15723] wiphy_register+0x1c46/0x2720 [ 2360.766218][T15723] ? wiphy_unregister+0xf90/0xf90 [ 2360.771261][T15723] ? __kmalloc+0x629/0x7a0 [ 2360.775702][T15723] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2360.781250][T15723] ieee80211_register_hw+0x13d4/0x36a0 [ 2360.786705][T15723] ? __debug_object_init+0x4a1/0xe20 [ 2360.791987][T15723] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2360.797446][T15723] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2360.802978][T15723] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2360.808948][T15723] ? memset+0x20/0x40 [ 2360.813019][T15723] ? __hrtimer_init+0x134/0x260 [ 2360.817881][T15723] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2360.823704][T15723] ? vprintk_func+0x81/0x17e [ 2360.828368][T15723] ? hwsim_register_received_nl+0x400/0x400 [ 2360.834270][T15723] hwsim_new_radio_nl+0x905/0xf60 [ 2360.839294][T15723] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2360.845179][T15723] ? cap_capable+0x1eb/0x250 [ 2360.849770][T15723] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2360.856090][T15723] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2360.862409][T15723] genl_rcv_msg+0x627/0xdf0 [ 2360.866907][T15723] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2360.873322][T15723] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2360.879130][T15723] netlink_rcv_skb+0x15a/0x410 [ 2360.883882][T15723] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2360.890198][T15723] ? netlink_ack+0xa80/0xa80 [ 2360.894789][T15723] genl_rcv+0x24/0x40 [ 2360.898757][T15723] netlink_unicast+0x537/0x740 [ 2360.903527][T15723] ? netlink_attachskb+0x810/0x810 [ 2360.908620][T15723] ? _copy_from_iter_full+0x25c/0x870 [ 2360.913979][T15723] ? __phys_addr_symbol+0x2c/0x70 [ 2360.919000][T15723] ? __check_object_size+0x171/0x437 [ 2360.924275][T15723] netlink_sendmsg+0x882/0xe10 [ 2360.929033][T15723] ? aa_af_perm+0x260/0x260 [ 2360.933523][T15723] ? netlink_unicast+0x740/0x740 [ 2360.938464][T15723] ? netlink_unicast+0x740/0x740 [ 2360.943387][T15723] sock_sendmsg+0xcf/0x120 [ 2360.947791][T15723] ____sys_sendmsg+0x6b9/0x7d0 [ 2360.952546][T15723] ? kernel_sendmsg+0x50/0x50 [ 2360.957215][T15723] ? mark_lock+0xbc/0x1220 [ 2360.961633][T15723] ___sys_sendmsg+0x100/0x170 [ 2360.966307][T15723] ? sendmsg_copy_msghdr+0x70/0x70 [ 2360.971411][T15723] ? __fget_files+0x329/0x4f0 [ 2360.976080][T15723] ? ksys_dup3+0x3c0/0x3c0 [ 2360.980478][T15723] ? lock_acquire+0x197/0x420 [ 2360.985141][T15723] ? __might_fault+0xef/0x1d0 [ 2360.989810][T15723] ? __fget_light+0x208/0x270 [ 2360.994479][T15723] __sys_sendmsg+0xec/0x1b0 [ 2360.998971][T15723] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2361.004002][T15723] ? trace_hardirqs_off_caller+0x55/0x230 [ 2361.009708][T15723] ? do_syscall_64+0x21/0x7d0 [ 2361.014385][T15723] do_syscall_64+0xf6/0x7d0 [ 2361.018883][T15723] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2361.024758][T15723] RIP: 0033:0x45c849 [ 2361.028640][T15723] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2361.048234][T15723] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2361.056633][T15723] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2361.064605][T15723] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2361.072570][T15723] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2361.080548][T15723] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2361.088522][T15723] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:07 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc600e0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2361.233238][T15726] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2361.241332][T15726] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2361.255262][T15726] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2361.255262][T15726] !' [ 2361.265141][T15726] CPU: 1 PID: 15726 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2361.273922][T15726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2361.284011][T15726] Call Trace: [ 2361.287331][T15726] dump_stack+0x188/0x20d [ 2361.291671][T15726] sysfs_warn_dup.cold+0x1c/0x2d [ 2361.296655][T15726] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2361.302845][T15726] sysfs_create_link+0x61/0xc0 [ 2361.307606][T15726] device_add+0x71c/0x1bc0 [ 2361.312021][T15726] ? uevent_show+0x360/0x360 [ 2361.316617][T15726] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2361.322612][T15726] wiphy_register+0x1c46/0x2720 [ 2361.327458][T15726] ? wiphy_unregister+0xf90/0xf90 [ 2361.332478][T15726] ? __kmalloc+0x629/0x7a0 [ 2361.336894][T15726] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2361.342429][T15726] ieee80211_register_hw+0x13d4/0x36a0 [ 2361.347875][T15726] ? __debug_object_init+0x4a1/0xe20 [ 2361.353145][T15726] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2361.358596][T15726] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2361.364137][T15726] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2361.370126][T15726] ? memset+0x20/0x40 [ 2361.374094][T15726] ? __hrtimer_init+0x134/0x260 [ 2361.378943][T15726] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2361.384650][T15726] ? vprintk_func+0x81/0x17e [ 2361.389233][T15726] ? hwsim_register_received_nl+0x400/0x400 [ 2361.395119][T15726] hwsim_new_radio_nl+0x905/0xf60 [ 2361.400130][T15726] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2361.406016][T15726] ? cap_capable+0x1eb/0x250 [ 2361.410609][T15726] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2361.416929][T15726] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2361.423243][T15726] genl_rcv_msg+0x627/0xdf0 [ 2361.427742][T15726] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2361.434076][T15726] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2361.439870][T15726] netlink_rcv_skb+0x15a/0x410 [ 2361.444615][T15726] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2361.450952][T15726] ? netlink_ack+0xa80/0xa80 [ 2361.455610][T15726] genl_rcv+0x24/0x40 [ 2361.459584][T15726] netlink_unicast+0x537/0x740 [ 2361.464397][T15726] ? netlink_attachskb+0x810/0x810 [ 2361.469512][T15726] ? _copy_from_iter_full+0x25c/0x870 [ 2361.474873][T15726] ? __phys_addr_symbol+0x2c/0x70 [ 2361.479891][T15726] ? __check_object_size+0x171/0x437 [ 2361.485170][T15726] netlink_sendmsg+0x882/0xe10 [ 2361.489982][T15726] ? aa_af_perm+0x260/0x260 [ 2361.494516][T15726] ? netlink_unicast+0x740/0x740 [ 2361.499455][T15726] ? netlink_unicast+0x740/0x740 [ 2361.504381][T15726] sock_sendmsg+0xcf/0x120 [ 2361.508800][T15726] ____sys_sendmsg+0x6b9/0x7d0 [ 2361.513551][T15726] ? kernel_sendmsg+0x50/0x50 [ 2361.518229][T15726] ? mark_lock+0xbc/0x1220 [ 2361.522638][T15726] ___sys_sendmsg+0x100/0x170 [ 2361.527307][T15726] ? sendmsg_copy_msghdr+0x70/0x70 [ 2361.532424][T15726] ? __fget_files+0x329/0x4f0 [ 2361.537088][T15726] ? ksys_dup3+0x3c0/0x3c0 [ 2361.541484][T15726] ? lock_acquire+0x197/0x420 [ 2361.546146][T15726] ? __might_fault+0xef/0x1d0 [ 2361.550831][T15726] ? __fget_light+0x208/0x270 [ 2361.555506][T15726] __sys_sendmsg+0xec/0x1b0 [ 2361.560000][T15726] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2361.565061][T15726] ? __x64_sys_futex+0x380/0x4f0 [ 2361.570012][T15726] ? trace_hardirqs_off_caller+0x55/0x230 [ 2361.575733][T15726] ? do_syscall_64+0x21/0x7d0 [ 2361.580461][T15726] do_syscall_64+0xf6/0x7d0 [ 2361.584964][T15726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2361.590878][T15726] RIP: 0033:0x45c849 [ 2361.594761][T15726] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2361.614374][T15726] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2361.622957][T15726] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2361.630956][T15726] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2361.638921][T15726] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2361.646878][T15726] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2361.654851][T15726] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2361.734247][T15727] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2361.742660][T15727] netlink: 185520 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2361.759664][T15727] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2361.759664][T15727] !' [ 2361.769812][T15727] CPU: 1 PID: 15727 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2361.778489][T15727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2361.788547][T15727] Call Trace: [ 2361.791835][T15727] dump_stack+0x188/0x20d [ 2361.796157][T15727] sysfs_warn_dup.cold+0x1c/0x2d [ 2361.801126][T15727] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2361.807208][T15727] sysfs_create_link+0x61/0xc0 [ 2361.811982][T15727] device_add+0x71c/0x1bc0 [ 2361.816396][T15727] ? uevent_show+0x360/0x360 [ 2361.820976][T15727] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2361.827063][T15727] wiphy_register+0x1c46/0x2720 [ 2361.831911][T15727] ? wiphy_unregister+0xf90/0xf90 [ 2361.836937][T15727] ? __kmalloc+0x629/0x7a0 [ 2361.841343][T15727] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2361.846877][T15727] ieee80211_register_hw+0x13d4/0x36a0 [ 2361.852333][T15727] ? __debug_object_init+0x4a1/0xe20 [ 2361.857609][T15727] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2361.863073][T15727] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2361.868627][T15727] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2361.874609][T15727] ? memset+0x20/0x40 [ 2361.878650][T15727] ? __hrtimer_init+0x134/0x260 [ 2361.883513][T15727] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2361.889297][T15727] ? vprintk_func+0x81/0x17e [ 2361.893906][T15727] ? hwsim_register_received_nl+0x400/0x400 [ 2361.899803][T15727] hwsim_new_radio_nl+0x905/0xf60 [ 2361.904821][T15727] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2361.910703][T15727] ? cap_capable+0x1eb/0x250 [ 2361.915288][T15727] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2361.921608][T15727] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2361.927937][T15727] genl_rcv_msg+0x627/0xdf0 [ 2361.932431][T15727] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2361.938773][T15727] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2361.944579][T15727] netlink_rcv_skb+0x15a/0x410 [ 2361.949334][T15727] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2361.955660][T15727] ? netlink_ack+0xa80/0xa80 [ 2361.960257][T15727] genl_rcv+0x24/0x40 [ 2361.964223][T15727] netlink_unicast+0x537/0x740 [ 2361.968986][T15727] ? netlink_attachskb+0x810/0x810 [ 2361.974089][T15727] ? _copy_from_iter_full+0x25c/0x870 [ 2361.979446][T15727] ? __phys_addr_symbol+0x2c/0x70 [ 2361.984456][T15727] ? __check_object_size+0x171/0x437 [ 2361.989735][T15727] netlink_sendmsg+0x882/0xe10 [ 2361.994487][T15727] ? aa_af_perm+0x260/0x260 [ 2361.998977][T15727] ? netlink_unicast+0x740/0x740 [ 2362.003903][T15727] ? netlink_unicast+0x740/0x740 [ 2362.008823][T15727] sock_sendmsg+0xcf/0x120 [ 2362.013240][T15727] ____sys_sendmsg+0x6b9/0x7d0 [ 2362.018000][T15727] ? kernel_sendmsg+0x50/0x50 [ 2362.022685][T15727] ? mark_lock+0xbc/0x1220 [ 2362.027126][T15727] ___sys_sendmsg+0x100/0x170 [ 2362.031807][T15727] ? sendmsg_copy_msghdr+0x70/0x70 [ 2362.036927][T15727] ? __fget_files+0x329/0x4f0 [ 2362.041614][T15727] ? ksys_dup3+0x3c0/0x3c0 [ 2362.046033][T15727] ? lock_acquire+0x197/0x420 [ 2362.050709][T15727] ? __might_fault+0xef/0x1d0 [ 2362.055431][T15727] ? __fget_light+0x208/0x270 [ 2362.060139][T15727] __sys_sendmsg+0xec/0x1b0 [ 2362.064650][T15727] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2362.069712][T15727] ? trace_hardirqs_off_caller+0x55/0x230 [ 2362.075432][T15727] ? do_syscall_64+0x21/0x7d0 [ 2362.080270][T15727] do_syscall_64+0xf6/0x7d0 [ 2362.084773][T15727] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2362.090693][T15727] RIP: 0033:0x45c849 [ 2362.094575][T15727] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2362.114180][T15727] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2362.122583][T15727] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2362.130541][T15727] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2362.138511][T15727] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2362.146470][T15727] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2362.154429][T15727] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:18 executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) close(r0) ioctl$SIOCSIFHWADDR(r0, 0x8942, &(0x7f0000000240)={'bridge_slave_1\x00', @random="01003a1e240a"}) ioctl$TUNGETIFF(r0, 0x800454d2, &(0x7f0000000000)) r1 = socket$kcm(0xa, 0x0, 0x11) r2 = gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext, 0x0, 0x9}, r2, 0x9, 0xffffffffffffffff, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000001a00)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x24041, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$kcm(0xa, 0x2, 0x11) socket$kcm(0x29, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000840)='cgroup.controllers\x00', 0x2761, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(0xffffffffffffffff, 0x40042408, 0xffffffffffffffff) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='cgroup.controllers\x00', 0x0, 0x0) ioctl$TUNSETSTEERINGEBPF(0xffffffffffffffff, 0x800454e0, &(0x7f0000000200)) setsockopt$sock_attach_bpf(r4, 0x29, 0x1b, &(0x7f0000000040)=r4, 0x52d) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f00000000c0)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x1, 0x3, 0x0, 0x2, {0xa, 0x4e21, 0x339, @dev={0xfe, 0x80, [], 0x16}, 0x8}}}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000340)="be484ffe5afaa899a05d2914e4fa3835c1d286ae7d55b7e6c3c2fbc0cb0b96ed2888349c877fd516ff5d2c9f469bfc78af421c9a997d45a6d18c4ef5b6da1524287791a79386db30fed4371105626620d7b0de745bc52b5a29b1eb5684049642b9309e92d2c484172599f0857c081e10571324c12ef3940f624185b8d260c595357e9182f24428676b58d90e16469fd43835e9ce63806c688adc4387f7f37a47c58f62c6fa81a74e23412426a9d18e1b4529b64d3af7e7f586812577290aef68", 0xc0}, {&(0x7f0000000140)="39d662bbbed200c6c63307801270f763e5b716f385382b92da2c58d36e91da8f00c390f2dc0beef2a27cc05f259c927b279d204978343a78c444", 0x3a}, {&(0x7f0000000280)="1e1baff339c62c936ad4e97fc807817010896b2b5b7e4c57abb5b8a661fc36b6f7ab52d2f5563e5d3242ac984df50197972b3f25c5cc6f5b4f6ac9e6e8b1de6cf23fa09e", 0x44}, {&(0x7f0000000400)="632236a3eb88b9d7fa3c7ee1ae1c5120384dbcae70692a192dbc7d5be498ae8b39bc0ead5cd9de69bd2d80239350cfb9e427f64a709d95e71465bf189abbf64b48553c43e85d79f64b4aca2b85629efba8415eb31c0935c07ace83e14bc2ab3409310ba24050757e949b17c1533ab3e2f70a6eee9029bca9fe2eda051ff99bd67180a77f13e0cc4fad6a0fd4abd99c941b65232e80a4ba8299c49f2bf95ec03fa5600338d672957135a796934104651a0d1e88eea8c036c366c2747ebdb22b6a4793de7470a577bec5e2e2a11994d8af8901588510fec4f408c509406c", 0xdd}, {&(0x7f0000000500)="72cb90b00090ca8856f0b6befa2a5d5056a96ac57afe9dd3c0ae1fd3347ab00e069c43fdfc38178082f0d3458f4bf3d0dd9e8bb3abb1877996428b7d3ba9c5eac09576d0926ba15fdb00422cd93950954ffcb7ce78686fcb9146621daa1326e6b8425495900c9a0d9656815ab217019c1dd5a331f9c3729d", 0x78}, {&(0x7f0000000580)="71bf0c3ecffa7c7970b97e7056972aadf83d11ee055dbb1c622645e7b837c53aaa9418beca0890faf46b9848cd0011539c33138eaa38b306605173a661852cfc92c6ef0104ff733e3145c7438fbbcead6e8f79cb29ca82a48a30c9eddd37c40a5d8ec3acb33e4e42af977a4e52089078c2b9b49921f1c9b9569e7b94df0e0f1c1c777c50968289c81fb8187ed764ff29eff782d35cb19d5e6add5864391a307fb7818b1d3a5c449c0d413a5ec3705329477155c4284241140742ff895b9e9d9fc67e5678863ab1880a7bb332f78a1fadb7d8baf51c95754d1d328e", 0xdb}, {&(0x7f0000000680)="865315213077adc791a9501c6d690763bc8687e376828135230b3a7e42eb0600d5f71fe986f564be53798fb9b39a6dda9da48a8e102c761db62bead9e3989d1215869190ec9d27c16c68793b05aea5e6b8e8cdfa63d1a3", 0x57}, {&(0x7f0000000700)="6b9200805c32bf29ed582a5ed6ff75f7efbdca6af1ab4f5781f465eba9455e275a3b7a87bd5d3fb0f9313aaed55ad624e4dba54882784f865e9741a5a3beac3dd3d854234d81e39597bb548a0aa19848cc376bca424a1ee3c8f514106bfba6b848c4739b179b032a224db7c278bdb4d535dd72ca99e0b0c4c0bbe7a62a58e43244ce78fec485e5d1e6f99dc00cbc21b685adbabd4f3e813eb95a560501889336990940a73abc93601a97af3367e825264eaefd17f7470d444d407f81ce573256234eb94129b58290ba029385881e7921077395c26df7d41a866bdc", 0xdb}], 0x8, &(0x7f0000000200)}, 0x40000004) close(r4) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000003840)={&(0x7f0000000040)=@un=@abs, 0x80, 0x0}, 0x0) 21:56:18 executing program 5: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x11, 0xa, 0x300) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x5452, &(0x7f0000000400)) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000a40)=ANY=[@ANYBLOB="b70200001a000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000000ef2d30ed9e9ae396fcc43020ed7dbc3b7c3fd06c3aed8a89b59c71aad05c6c0fe8111ce33e7e87078ba2050964142a196431429b00c81a7a2ced6159b8161fdfbed7c308888292168cd531cc41e842a7f9b51e354ffc417dead09f3c644111734cac40b4bcfc7f9b5a5a95a39792e55a217b68e3ce39dfeb73039b4737a82c1641ad6c67145452058be60d8b8126ab1cfe25c76c52b5f2a2fd68237547778c8935751b8d074f4db80830104000000000000a2924fcc527987707003b166dd5651e3ffcf9b819bfde18bcef0e3cfb349db8730de7ba6c1b33ede7e36eaa07e7e5629a1ccab3d4c594db717159c20e010431c614e5ee7fff0793d5faf1d8a8fcbeda73aa23a8cc35a3b9b4cef71cf6b3898cfb04e3a0e4b4f84551764beb6860844a2ab1e94fc9763dc9799000000000000000000000100000000000000000000c5e6f5957c81b8932ec22023643d929a568ad3005586b0cb37a38a7d0ba6365b482d521436b558f07a8569d212e8e4f1707e9bc7d548e621eb37a8f0452cd717403899bcd00fdf9250b2b2858802a80fa6b719bfcffba0a244c1ec30e417a2e9bdea6b2cefd391b1ccc172627cfb7dbc25029cb422e5d1906907ff4a43382570d87212f1b706ace7e533a5e98e1630d4314337579dcaa57265f41e98b2a6a401c6eb6d717aeea5377577beeac64c7419125dba0458359cdac66b989fef65af77cb5a9a1ec40d66e7523a742501c1f6fa3d51c63f900039f3f164e82d126d27e3d3626e91e3de8c42ad4ece06b714eb43b8e046246efd9dcf1e2701fcb8f741ab428a37591e671ad9a3570fde47ef95cfb09360ccb773a79ad61e1dd03fad331e051efa0495e02542dad59f6468d58e48f5b3e978af01ce8e3021c82c30d7ab7d09cf2f9eb55c6d4b92823c942077c752f5b4feaa1f90bbb5e98373252804d76671bbc73a1718594a79e83c7343a5500971439123cfd278184e4fe8973efb2caf70ecfc7034fdfd7d1dc2f78f745d2ac900"/844], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r1, 0x18000000000002e0, 0x69, 0x0, &(0x7f0000000280)="b95b03b700030009009e40f086dd1fffffe100000900632f77fbac141412e4000001c699da153f08a0e6e380f60108f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42459416a2e10c91196b1fd38f20b33", 0x0, 0xfd, 0x6000000000000000, 0xfffffffffffffd4e, 0x3f, &(0x7f00000003c0)="72f96c45dbbfc718cb63c344dc932c35b23ac7a55a84b29e1150c8c6d937a55799784a2898bcba36e772a1"}, 0x28) recvmsg$kcm(0xffffffffffffffff, 0x0, 0x1a020) r2 = bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0) r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x0, 0x0, &(0x7f0000000080)='GPL\x00', 0x5, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, r2, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={r3, 0x0, 0x0}, 0x10) bpf$PROG_LOAD(0x5, 0x0, 0x0) 21:56:18 executing program 3: bpf$BPF_MAP_GET_FD_BY_ID(0xe, 0x0, 0x0) r0 = socket$kcm(0x2, 0x200000000000001, 0x0) bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0) sendmsg$inet(r0, &(0x7f0000000fc0)={&(0x7f0000000000)={0x2, 0x4001, @remote}, 0x10, 0x0}, 0x24000844) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r1, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r2 = socket$kcm(0x2, 0x1000000000000002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r3 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x3e, &(0x7f00000002c0), 0x161) bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000100)={&(0x7f0000000300)="590e1a41427edd4708e3d0edf7257a7f5b538586944f6dfd7dc5244ff091061fd193406b1d6afa5ec086c5b17812e4b218d6133b686ba15c1baf87f5ec46e094c54813902f83f5133d79f9646bc5b6dcbdd9e6b7d36f97e11a894d8eb702a861c719d606d7fd54e45119cf1edf96f8b34ebcae996586ab2849836c87add59f500ff6f974f05ccc1376a6e563dfa8d8172ba46402a12d", &(0x7f0000002000)=""/4096, &(0x7f0000003000)="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", &(0x7f0000000540)="d860600288f0dead58023eb48e49ffeba4de7b487e5303c9775b98a9f3350522c51ea06327df87a185f4930c13fbf66ee236f75e2ee95ee57f284e7bea16a0162a44395d33e95d9061423c35b1398b4a51e7904de2ca6bf29705fbd92b81e7a0da5e6b2ef25f83e6aabd55dac12dc0330affbd80a62b893b70b1e87d50b1898154e781656c1138057d9f10d28c50565f8b2c7b16efeb7bc72c60eb29eb8f3b40c7ffc780757f45eefbe566c2091dfb4a6066b44a935a3b2a78a22f72e555b53d1712fdb44e0a232f3fe6885d1773b67f65b6b158445ca37835d29bbebdb5c8fda55651e38a8836a1382a5109d162a8dea354f14452b1160aa0", 0x7ff, 0xffffffffffffffff, 0x4}, 0x38) setsockopt$sock_attach_bpf(r2, 0x1, 0x3e, &(0x7f00000002c0)=r1, 0x161) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.controllers\x00', 0x26e1, 0x0) recvmsg$kcm(r4, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r5 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r4) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r0, &(0x7f0000000680)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000080)='f', 0xffffff1f}], 0x8, 0x0, 0x0, 0xf00}, 0x7ffff) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r1, &(0x7f0000001000)="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"}, 0x20) 21:56:18 executing program 4: r0 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40086602, 0x400007) r2 = getpid() perf_event_open(&(0x7f0000000300)={0x5, 0x70, 0x8, 0x40, 0x6, 0x8f, 0x0, 0x800, 0x80000, 0x8, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x2, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x3, 0x1, @perf_bp={&(0x7f0000000100), 0x2}, 0x2080, 0x8000, 0x7, 0x1, 0x1, 0x3, 0x9}, r2, 0x4, r0, 0x1) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000000c0)={r1, 0x10, &(0x7f0000000080)={&(0x7f0000000000)=""/65, 0x41, 0xffffffffffffffff}}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x13, 0x0, &(0x7f0000000000), 0x0, 0x5, 0xa7, &(0x7f0000000240)=""/167, 0x0, 0x0, [0x0, 0x0, 0x4], 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r3}, 0x78) r4 = gettid() sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001240)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000080)="93477c74ed7dd6ea963a2b95fb3b17f2e115ebd35e4a2aeda9bc556d935d37faaf2ac44c706c884abdcb4a9f70459abf3397220cafe355987eeaaa0feb44beaaa77cb2a231ac54b6c8b096988cbbe94ad91273b89d4fc1d67a71f6c5c15ba82cb76c9a0cba8251e9178309", 0x6b}], 0x1}, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf2a}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) r5 = socket$kcm(0x2, 0x0, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)=@nfc_llcp={0x27, 0x0, 0x2, 0x0, 0x0, 0x0, "b6bc8fda04ae1bf1a1e4431fff01000000000000709b87b524875076870471eb7b6e745475d5febe321ff3eb7a90f27b92d384bf15cacfa784201efd3d604b"}, 0x80, 0x0}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r5, 0x890b, &(0x7f0000000000)) r6 = perf_event_open(&(0x7f00000004c0)={0x0, 0x70, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1ff, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0x401, 0xc44a}, 0x43020, 0x0, 0x8000000, 0x0, 0x0, 0x70af}, 0x0, 0x10, 0xffffffffffffffff, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_ID(r7, 0x80082407, &(0x7f00000005c0)) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f00000003c0)=0x5) r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r8, &(0x7f0000000200), 0x400c00) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000780)={r4, r6, 0x0, 0x1, &(0x7f0000000080)='\x00'}, 0x30) 21:56:18 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60110011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:56:18 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x0, 0x0, &(0x7f0000000100)) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000040), 0x2}, 0x10020, 0x0, 0x0, 0x5, 0x0, 0xffff, 0xfffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000480)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r1, &(0x7f0000000200), 0x806000) [ 2373.053729][T15738] netlink: 'syz-executor.0': attribute type 23 has an invalid length. [ 2373.062126][T15738] netlink: 151480 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2373.134725][T15739] netlink: 'syz-executor.0': attribute type 23 has an invalid length. [ 2373.143058][T15739] netlink: 151480 bytes leftover after parsing attributes in process `syz-executor.0'. 21:56:19 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60120011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2373.261632][T15742] netlink: 'syz-executor.0': attribute type 23 has an invalid length. [ 2373.274003][T15742] netlink: 151480 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2373.304196][T15743] netlink: 'syz-executor.0': attribute type 23 has an invalid length. [ 2373.312500][T15743] netlink: 151480 bytes leftover after parsing attributes in process `syz-executor.0'. 21:56:19 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60280011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2373.429345][T15746] netlink: 212900 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2373.444086][T15746] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2373.444086][T15746] !' [ 2373.456070][T15746] CPU: 0 PID: 15746 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2373.464775][T15746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2373.474881][T15746] Call Trace: [ 2373.478182][T15746] dump_stack+0x188/0x20d [ 2373.482540][T15746] sysfs_warn_dup.cold+0x1c/0x2d [ 2373.487465][T15746] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2373.493524][T15746] sysfs_create_link+0x61/0xc0 [ 2373.498273][T15746] device_add+0x71c/0x1bc0 [ 2373.502679][T15746] ? uevent_show+0x360/0x360 [ 2373.507272][T15746] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2373.513247][T15746] wiphy_register+0x1c46/0x2720 [ 2373.518095][T15746] ? wiphy_unregister+0xf90/0xf90 [ 2373.523113][T15746] ? __kmalloc+0x629/0x7a0 [ 2373.527525][T15746] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2373.533070][T15746] ieee80211_register_hw+0x13d4/0x36a0 [ 2373.538550][T15746] ? __debug_object_init+0x4a1/0xe20 [ 2373.543835][T15746] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2373.549299][T15746] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2373.554861][T15746] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2373.560828][T15746] ? memset+0x20/0x40 [ 2373.564819][T15746] ? __hrtimer_init+0x134/0x260 [ 2373.569684][T15746] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2373.575389][T15746] ? vprintk_func+0x81/0x17e [ 2373.579979][T15746] ? hwsim_register_received_nl+0x400/0x400 [ 2373.585881][T15746] hwsim_new_radio_nl+0x905/0xf60 [ 2373.590985][T15746] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2373.596892][T15746] ? cap_capable+0x1eb/0x250 [ 2373.601478][T15746] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2373.607786][T15746] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2373.614116][T15746] genl_rcv_msg+0x627/0xdf0 [ 2373.618609][T15746] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2373.624949][T15746] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 2373.630757][T15746] netlink_rcv_skb+0x15a/0x410 [ 2373.635516][T15746] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2373.641897][T15746] ? netlink_ack+0xa80/0xa80 [ 2373.646512][T15746] genl_rcv+0x24/0x40 [ 2373.650503][T15746] netlink_unicast+0x537/0x740 [ 2373.655293][T15746] ? netlink_attachskb+0x810/0x810 [ 2373.660416][T15746] ? _copy_from_iter_full+0x25c/0x870 [ 2373.665792][T15746] ? __phys_addr_symbol+0x2c/0x70 [ 2373.670812][T15746] ? __check_object_size+0x171/0x437 [ 2373.676094][T15746] netlink_sendmsg+0x882/0xe10 [ 2373.680853][T15746] ? aa_af_perm+0x260/0x260 [ 2373.685341][T15746] ? netlink_unicast+0x740/0x740 [ 2373.690273][T15746] ? netlink_unicast+0x740/0x740 [ 2373.695225][T15746] sock_sendmsg+0xcf/0x120 [ 2373.699672][T15746] ____sys_sendmsg+0x6b9/0x7d0 [ 2373.704437][T15746] ? kernel_sendmsg+0x50/0x50 [ 2373.709116][T15746] ___sys_sendmsg+0x100/0x170 [ 2373.713808][T15746] ? sendmsg_copy_msghdr+0x70/0x70 [ 2373.718950][T15746] ? __fget_files+0x329/0x4f0 [ 2373.723640][T15746] ? ksys_dup3+0x3c0/0x3c0 [ 2373.728048][T15746] ? lock_acquire+0x197/0x420 [ 2373.732716][T15746] ? __might_fault+0xef/0x1d0 [ 2373.737408][T15746] ? __fget_light+0x208/0x270 [ 2373.742105][T15746] __sys_sendmsg+0xec/0x1b0 [ 2373.746618][T15746] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2373.751652][T15746] ? __x64_sys_futex+0x380/0x4f0 [ 2373.756597][T15746] ? trace_hardirqs_off_caller+0x55/0x230 [ 2373.762416][T15746] ? do_syscall_64+0x21/0x7d0 [ 2373.767085][T15746] do_syscall_64+0xf6/0x7d0 [ 2373.771578][T15746] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2373.777452][T15746] RIP: 0033:0x45c849 [ 2373.781330][T15746] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2373.800938][T15746] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2373.809347][T15746] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2373.817301][T15746] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2373.825255][T15746] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2373.833223][T15746] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2373.841191][T15746] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2373.906870][T15747] netlink: 212900 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2373.918453][T15747] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2373.918453][T15747] !' [ 2373.930470][T15747] CPU: 1 PID: 15747 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2373.939190][T15747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2373.949236][T15747] Call Trace: [ 2373.952520][T15747] dump_stack+0x188/0x20d [ 2373.956841][T15747] sysfs_warn_dup.cold+0x1c/0x2d [ 2373.961776][T15747] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2373.967824][T15747] sysfs_create_link+0x61/0xc0 [ 2373.972568][T15747] device_add+0x71c/0x1bc0 [ 2373.976964][T15747] ? uevent_show+0x360/0x360 [ 2373.981532][T15747] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2373.987492][T15747] wiphy_register+0x1c46/0x2720 [ 2373.992327][T15747] ? wiphy_unregister+0xf90/0xf90 [ 2373.997333][T15747] ? __kmalloc+0x629/0x7a0 [ 2374.001728][T15747] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2374.007256][T15747] ieee80211_register_hw+0x13d4/0x36a0 [ 2374.012704][T15747] ? __debug_object_init+0x4a1/0xe20 [ 2374.017969][T15747] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2374.023427][T15747] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2374.028973][T15747] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2374.034949][T15747] ? memset+0x20/0x40 [ 2374.038939][T15747] ? __hrtimer_init+0x134/0x260 [ 2374.043896][T15747] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2374.050143][T15747] ? vprintk_func+0x81/0x17e [ 2374.054726][T15747] ? hwsim_register_received_nl+0x400/0x400 [ 2374.060630][T15747] hwsim_new_radio_nl+0x905/0xf60 [ 2374.065646][T15747] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2374.071538][T15747] ? cap_capable+0x1eb/0x250 [ 2374.076117][T15747] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2374.082426][T15747] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2374.088781][T15747] genl_rcv_msg+0x627/0xdf0 [ 2374.093269][T15747] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2374.099588][T15747] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2374.105424][T15747] netlink_rcv_skb+0x15a/0x410 [ 2374.110172][T15747] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2374.116507][T15747] ? netlink_ack+0xa80/0xa80 [ 2374.121089][T15747] genl_rcv+0x24/0x40 [ 2374.125052][T15747] netlink_unicast+0x537/0x740 [ 2374.129819][T15747] ? netlink_attachskb+0x810/0x810 [ 2374.134910][T15747] ? _copy_from_iter_full+0x25c/0x870 [ 2374.140263][T15747] ? __phys_addr_symbol+0x2c/0x70 [ 2374.145287][T15747] ? __check_object_size+0x171/0x437 [ 2374.150590][T15747] netlink_sendmsg+0x882/0xe10 [ 2374.155347][T15747] ? aa_af_perm+0x260/0x260 [ 2374.159832][T15747] ? netlink_unicast+0x740/0x740 [ 2374.164759][T15747] ? netlink_unicast+0x740/0x740 [ 2374.169706][T15747] sock_sendmsg+0xcf/0x120 [ 2374.174128][T15747] ____sys_sendmsg+0x6b9/0x7d0 [ 2374.178875][T15747] ? kernel_sendmsg+0x50/0x50 [ 2374.183533][T15747] ? mark_lock+0xbc/0x1220 [ 2374.188088][T15747] ___sys_sendmsg+0x100/0x170 [ 2374.192787][T15747] ? sendmsg_copy_msghdr+0x70/0x70 [ 2374.198354][T15747] ? __fget_files+0x329/0x4f0 [ 2374.203111][T15747] ? ksys_dup3+0x3c0/0x3c0 [ 2374.207522][T15747] ? lock_acquire+0x197/0x420 [ 2374.212202][T15747] ? __might_fault+0xef/0x1d0 [ 2374.216879][T15747] ? __fget_light+0x208/0x270 [ 2374.221548][T15747] __sys_sendmsg+0xec/0x1b0 [ 2374.226046][T15747] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2374.231067][T15747] ? trace_hardirqs_off_caller+0x55/0x230 [ 2374.236793][T15747] ? do_syscall_64+0x21/0x7d0 [ 2374.241492][T15747] do_syscall_64+0xf6/0x7d0 [ 2374.246018][T15747] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2374.251889][T15747] RIP: 0033:0x45c849 [ 2374.255850][T15747] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2374.275470][T15747] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2374.283900][T15747] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2374.291891][T15747] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2374.299866][T15747] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2374.308289][T15747] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2374.316631][T15747] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:20 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc602f0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2374.400526][T15750] netlink: 212892 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2374.415182][T15750] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2374.415182][T15750] !' [ 2374.427309][T15750] CPU: 0 PID: 15750 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2374.436037][T15750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2374.446114][T15750] Call Trace: [ 2374.449420][T15750] dump_stack+0x188/0x20d [ 2374.453852][T15750] sysfs_warn_dup.cold+0x1c/0x2d [ 2374.458825][T15750] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2374.464914][T15750] sysfs_create_link+0x61/0xc0 [ 2374.469708][T15750] device_add+0x71c/0x1bc0 [ 2374.474134][T15750] ? uevent_show+0x360/0x360 [ 2374.478743][T15750] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2374.484744][T15750] wiphy_register+0x1c46/0x2720 [ 2374.489610][T15750] ? wiphy_unregister+0xf90/0xf90 [ 2374.494643][T15750] ? __kmalloc+0x629/0x7a0 [ 2374.499062][T15750] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2374.504643][T15750] ieee80211_register_hw+0x13d4/0x36a0 [ 2374.510116][T15750] ? __debug_object_init+0x4a1/0xe20 [ 2374.515437][T15750] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2374.520904][T15750] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2374.526462][T15750] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2374.532471][T15750] ? memset+0x20/0x40 [ 2374.536467][T15750] ? __hrtimer_init+0x134/0x260 [ 2374.541328][T15750] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2374.547060][T15750] ? vprintk_func+0x81/0x17e [ 2374.551684][T15750] ? hwsim_register_received_nl+0x400/0x400 [ 2374.557636][T15750] hwsim_new_radio_nl+0x905/0xf60 [ 2374.562694][T15750] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2374.568714][T15750] ? cap_capable+0x1eb/0x250 [ 2374.573338][T15750] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2374.579707][T15750] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2374.586056][T15750] genl_rcv_msg+0x627/0xdf0 [ 2374.590622][T15750] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2374.596974][T15750] netlink_rcv_skb+0x15a/0x410 [ 2374.601747][T15750] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2374.608097][T15750] ? netlink_ack+0xa80/0xa80 [ 2374.612753][T15750] genl_rcv+0x24/0x40 [ 2374.616773][T15750] netlink_unicast+0x537/0x740 [ 2374.621540][T15750] ? netlink_attachskb+0x810/0x810 [ 2374.626669][T15750] ? _copy_from_iter_full+0x25c/0x870 [ 2374.632070][T15750] ? __phys_addr_symbol+0x2c/0x70 [ 2374.637105][T15750] ? __check_object_size+0x171/0x437 [ 2374.642418][T15750] netlink_sendmsg+0x882/0xe10 [ 2374.647229][T15750] ? aa_af_perm+0x260/0x260 [ 2374.651748][T15750] ? netlink_unicast+0x740/0x740 [ 2374.656706][T15750] ? netlink_unicast+0x740/0x740 [ 2374.661739][T15750] sock_sendmsg+0xcf/0x120 [ 2374.666178][T15750] ____sys_sendmsg+0x6b9/0x7d0 [ 2374.670975][T15750] ? kernel_sendmsg+0x50/0x50 [ 2374.675667][T15750] ___sys_sendmsg+0x100/0x170 [ 2374.680345][T15750] ? sendmsg_copy_msghdr+0x70/0x70 [ 2374.685486][T15750] ? __fget_files+0x329/0x4f0 [ 2374.690239][T15750] ? ksys_dup3+0x3c0/0x3c0 [ 2374.694654][T15750] ? lock_acquire+0x197/0x420 [ 2374.699379][T15750] ? __might_fault+0xef/0x1d0 [ 2374.704086][T15750] ? __fget_light+0x208/0x270 [ 2374.708790][T15750] __sys_sendmsg+0xec/0x1b0 [ 2374.713311][T15750] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2374.718344][T15750] ? __x64_sys_futex+0x380/0x4f0 [ 2374.723314][T15750] ? trace_hardirqs_off_caller+0x55/0x230 [ 2374.729051][T15750] ? do_syscall_64+0x21/0x7d0 [ 2374.733729][T15750] do_syscall_64+0xf6/0x7d0 [ 2374.738229][T15750] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2374.744120][T15750] RIP: 0033:0x45c849 [ 2374.748015][T15750] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2374.767623][T15750] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2374.776045][T15750] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2374.784025][T15750] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2374.792020][T15750] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2374.800031][T15750] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2374.808007][T15750] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2374.864108][T15751] netlink: 212892 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2374.876578][T15751] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2374.876578][T15751] !' [ 2374.886927][T15751] CPU: 0 PID: 15751 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2374.895614][T15751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2374.905665][T15751] Call Trace: [ 2374.908955][T15751] dump_stack+0x188/0x20d [ 2374.913274][T15751] sysfs_warn_dup.cold+0x1c/0x2d [ 2374.918196][T15751] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2374.924264][T15751] sysfs_create_link+0x61/0xc0 [ 2374.929026][T15751] device_add+0x71c/0x1bc0 [ 2374.933429][T15751] ? uevent_show+0x360/0x360 [ 2374.938015][T15751] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2374.943992][T15751] wiphy_register+0x1c46/0x2720 [ 2374.948892][T15751] ? wiphy_unregister+0xf90/0xf90 [ 2374.953904][T15751] ? __kmalloc+0x629/0x7a0 [ 2374.958476][T15751] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2374.964024][T15751] ieee80211_register_hw+0x13d4/0x36a0 [ 2374.969581][T15751] ? __debug_object_init+0x4a1/0xe20 [ 2374.974855][T15751] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2374.980306][T15751] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2374.985858][T15751] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2374.991880][T15751] ? memset+0x20/0x40 [ 2374.995864][T15751] ? __hrtimer_init+0x134/0x260 [ 2375.000696][T15751] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2375.006407][T15751] ? vprintk_func+0x81/0x17e [ 2375.011006][T15751] ? hwsim_register_received_nl+0x400/0x400 [ 2375.016889][T15751] hwsim_new_radio_nl+0x905/0xf60 [ 2375.021912][T15751] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2375.027801][T15751] ? cap_capable+0x1eb/0x250 [ 2375.032401][T15751] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2375.038735][T15751] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2375.045061][T15751] genl_rcv_msg+0x627/0xdf0 [ 2375.049574][T15751] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2375.055900][T15751] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2375.061708][T15751] netlink_rcv_skb+0x15a/0x410 [ 2375.066479][T15751] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2375.072799][T15751] ? netlink_ack+0xa80/0xa80 [ 2375.077381][T15751] genl_rcv+0x24/0x40 [ 2375.081342][T15751] netlink_unicast+0x537/0x740 [ 2375.086110][T15751] ? netlink_attachskb+0x810/0x810 [ 2375.091209][T15751] ? _copy_from_iter_full+0x25c/0x870 [ 2375.096581][T15751] ? __phys_addr_symbol+0x2c/0x70 [ 2375.101597][T15751] ? __check_object_size+0x171/0x437 [ 2375.106896][T15751] netlink_sendmsg+0x882/0xe10 [ 2375.111672][T15751] ? aa_af_perm+0x260/0x260 [ 2375.116166][T15751] ? netlink_unicast+0x740/0x740 [ 2375.121088][T15751] ? netlink_unicast+0x740/0x740 [ 2375.126019][T15751] sock_sendmsg+0xcf/0x120 [ 2375.130428][T15751] ____sys_sendmsg+0x6b9/0x7d0 [ 2375.135173][T15751] ? kernel_sendmsg+0x50/0x50 [ 2375.139827][T15751] ? mark_lock+0xbc/0x1220 [ 2375.144273][T15751] ___sys_sendmsg+0x100/0x170 [ 2375.148955][T15751] ? sendmsg_copy_msghdr+0x70/0x70 [ 2375.154061][T15751] ? __fget_files+0x329/0x4f0 [ 2375.158725][T15751] ? ksys_dup3+0x3c0/0x3c0 [ 2375.163131][T15751] ? lock_acquire+0x197/0x420 [ 2375.167799][T15751] ? __might_fault+0xef/0x1d0 [ 2375.172478][T15751] ? __fget_light+0x208/0x270 [ 2375.177182][T15751] __sys_sendmsg+0xec/0x1b0 [ 2375.181679][T15751] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2375.186706][T15751] ? trace_hardirqs_off_caller+0x55/0x230 [ 2375.192422][T15751] ? do_syscall_64+0x21/0x7d0 [ 2375.197091][T15751] do_syscall_64+0xf6/0x7d0 [ 2375.201594][T15751] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2375.207493][T15751] RIP: 0033:0x45c849 [ 2375.211388][T15751] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2375.237248][T15751] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2375.245653][T15751] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2375.253617][T15751] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 21:56:21 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60350011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2375.261607][T15751] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2375.269557][T15751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2375.277517][T15751] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac [ 2375.413172][T15754] netlink: 212884 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2375.426848][T15754] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2375.426848][T15754] !' [ 2375.437046][T15754] CPU: 1 PID: 15754 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2375.445737][T15754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2375.455792][T15754] Call Trace: [ 2375.459081][T15754] dump_stack+0x188/0x20d [ 2375.463424][T15754] sysfs_warn_dup.cold+0x1c/0x2d [ 2375.468371][T15754] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2375.474428][T15754] sysfs_create_link+0x61/0xc0 [ 2375.479176][T15754] device_add+0x71c/0x1bc0 [ 2375.483576][T15754] ? uevent_show+0x360/0x360 [ 2375.488150][T15754] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2375.494127][T15754] wiphy_register+0x1c46/0x2720 [ 2375.498985][T15754] ? wiphy_unregister+0xf90/0xf90 [ 2375.504005][T15754] ? __kmalloc+0x629/0x7a0 [ 2375.508409][T15754] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2375.513943][T15754] ieee80211_register_hw+0x13d4/0x36a0 [ 2375.519400][T15754] ? __debug_object_init+0x4a1/0xe20 [ 2375.524694][T15754] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2375.530157][T15754] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2375.535723][T15754] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2375.541714][T15754] ? memset+0x20/0x40 [ 2375.545684][T15754] ? __hrtimer_init+0x134/0x260 [ 2375.550678][T15754] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2375.556431][T15754] ? vprintk_func+0x81/0x17e [ 2375.561060][T15754] ? hwsim_register_received_nl+0x400/0x400 [ 2375.566944][T15754] hwsim_new_radio_nl+0x905/0xf60 [ 2375.571956][T15754] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2375.577834][T15754] ? cap_capable+0x1eb/0x250 [ 2375.582459][T15754] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2375.588828][T15754] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2375.595153][T15754] genl_rcv_msg+0x627/0xdf0 [ 2375.599671][T15754] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2375.605998][T15754] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2375.611797][T15754] netlink_rcv_skb+0x15a/0x410 [ 2375.616550][T15754] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2375.622864][T15754] ? netlink_ack+0xa80/0xa80 [ 2375.627445][T15754] genl_rcv+0x24/0x40 [ 2375.631423][T15754] netlink_unicast+0x537/0x740 [ 2375.636177][T15754] ? netlink_attachskb+0x810/0x810 [ 2375.641310][T15754] ? _copy_from_iter_full+0x25c/0x870 [ 2375.646687][T15754] ? __phys_addr_symbol+0x2c/0x70 [ 2375.651712][T15754] ? __check_object_size+0x171/0x437 [ 2375.656994][T15754] netlink_sendmsg+0x882/0xe10 [ 2375.661777][T15754] ? aa_af_perm+0x260/0x260 [ 2375.666277][T15754] ? netlink_unicast+0x740/0x740 [ 2375.671203][T15754] ? netlink_unicast+0x740/0x740 [ 2375.676135][T15754] sock_sendmsg+0xcf/0x120 [ 2375.680584][T15754] ____sys_sendmsg+0x6b9/0x7d0 [ 2375.685371][T15754] ? kernel_sendmsg+0x50/0x50 [ 2375.690054][T15754] ? mark_lock+0xbc/0x1220 [ 2375.694471][T15754] ___sys_sendmsg+0x100/0x170 [ 2375.699174][T15754] ? sendmsg_copy_msghdr+0x70/0x70 [ 2375.704310][T15754] ? __fget_files+0x329/0x4f0 [ 2375.708976][T15754] ? ksys_dup3+0x3c0/0x3c0 [ 2375.713374][T15754] ? lock_acquire+0x197/0x420 [ 2375.718044][T15754] ? __might_fault+0xef/0x1d0 [ 2375.722810][T15754] ? __fget_light+0x208/0x270 [ 2375.727503][T15754] __sys_sendmsg+0xec/0x1b0 [ 2375.732004][T15754] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2375.737122][T15754] ? __x64_sys_futex+0x380/0x4f0 [ 2375.742074][T15754] ? trace_hardirqs_off_caller+0x55/0x230 [ 2375.747791][T15754] ? do_syscall_64+0x21/0x7d0 [ 2375.752473][T15754] do_syscall_64+0xf6/0x7d0 [ 2375.756968][T15754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2375.762850][T15754] RIP: 0033:0x45c849 [ 2375.766733][T15754] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2375.786324][T15754] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2375.794718][T15754] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2375.802682][T15754] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2375.810635][T15754] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2375.818636][T15754] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2375.826645][T15754] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2375.893856][T15755] netlink: 212884 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2375.906110][T15755] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2375.906110][T15755] !' [ 2375.916318][T15755] CPU: 1 PID: 15755 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2375.925008][T15755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2375.935062][T15755] Call Trace: [ 2375.938351][T15755] dump_stack+0x188/0x20d [ 2375.942690][T15755] sysfs_warn_dup.cold+0x1c/0x2d [ 2375.947732][T15755] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2375.953820][T15755] sysfs_create_link+0x61/0xc0 [ 2375.958597][T15755] device_add+0x71c/0x1bc0 [ 2375.963026][T15755] ? uevent_show+0x360/0x360 [ 2375.967616][T15755] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2375.973584][T15755] wiphy_register+0x1c46/0x2720 [ 2375.978444][T15755] ? wiphy_unregister+0xf90/0xf90 [ 2375.983457][T15755] ? __kmalloc+0x629/0x7a0 [ 2375.987862][T15755] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2375.993402][T15755] ieee80211_register_hw+0x13d4/0x36a0 [ 2375.998847][T15755] ? __debug_object_init+0x4a1/0xe20 [ 2376.004122][T15755] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2376.009568][T15755] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2376.015100][T15755] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2376.021066][T15755] ? memset+0x20/0x40 [ 2376.025035][T15755] ? __hrtimer_init+0x134/0x260 [ 2376.029876][T15755] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2376.035579][T15755] ? vprintk_func+0x81/0x17e [ 2376.040163][T15755] ? hwsim_register_received_nl+0x400/0x400 [ 2376.046046][T15755] hwsim_new_radio_nl+0x905/0xf60 [ 2376.051058][T15755] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2376.056941][T15755] ? cap_capable+0x1eb/0x250 [ 2376.061531][T15755] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2376.067841][T15755] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2376.074163][T15755] genl_rcv_msg+0x627/0xdf0 [ 2376.078661][T15755] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2376.084997][T15755] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2376.090798][T15755] netlink_rcv_skb+0x15a/0x410 [ 2376.095552][T15755] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2376.101866][T15755] ? netlink_ack+0xa80/0xa80 [ 2376.106464][T15755] genl_rcv+0x24/0x40 [ 2376.110431][T15755] netlink_unicast+0x537/0x740 [ 2376.115182][T15755] ? netlink_attachskb+0x810/0x810 [ 2376.120396][T15755] ? _copy_from_iter_full+0x25c/0x870 [ 2376.125805][T15755] ? __phys_addr_symbol+0x2c/0x70 [ 2376.130829][T15755] ? __check_object_size+0x171/0x437 [ 2376.136120][T15755] netlink_sendmsg+0x882/0xe10 [ 2376.140881][T15755] ? aa_af_perm+0x260/0x260 [ 2376.145395][T15755] ? netlink_unicast+0x740/0x740 [ 2376.150333][T15755] ? netlink_unicast+0x740/0x740 [ 2376.155265][T15755] sock_sendmsg+0xcf/0x120 [ 2376.159768][T15755] ____sys_sendmsg+0x6b9/0x7d0 [ 2376.164524][T15755] ? kernel_sendmsg+0x50/0x50 [ 2376.169195][T15755] ? mark_lock+0xbc/0x1220 [ 2376.173611][T15755] ___sys_sendmsg+0x100/0x170 [ 2376.178285][T15755] ? sendmsg_copy_msghdr+0x70/0x70 [ 2376.183390][T15755] ? __fget_files+0x329/0x4f0 [ 2376.188060][T15755] ? ksys_dup3+0x3c0/0x3c0 [ 2376.192470][T15755] ? lock_acquire+0x197/0x420 [ 2376.197131][T15755] ? __might_fault+0xef/0x1d0 [ 2376.201802][T15755] ? __fget_light+0x208/0x270 [ 2376.206471][T15755] __sys_sendmsg+0xec/0x1b0 [ 2376.210964][T15755] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2376.215983][T15755] ? trace_hardirqs_off_caller+0x55/0x230 [ 2376.221701][T15755] ? do_syscall_64+0x21/0x7d0 [ 2376.226363][T15755] do_syscall_64+0xf6/0x7d0 [ 2376.230857][T15755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2376.236744][T15755] RIP: 0033:0x45c849 [ 2376.240642][T15755] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2376.260237][T15755] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2376.268633][T15755] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2376.276603][T15755] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2376.284570][T15755] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2376.292531][T15755] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2376.300502][T15755] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:22 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc605a0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2376.417552][T15758] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2376.417552][T15758] !' [ 2376.427958][T15758] CPU: 1 PID: 15758 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2376.436647][T15758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2376.446752][T15758] Call Trace: [ 2376.450048][T15758] dump_stack+0x188/0x20d [ 2376.454374][T15758] sysfs_warn_dup.cold+0x1c/0x2d [ 2376.459296][T15758] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2376.465348][T15758] sysfs_create_link+0x61/0xc0 [ 2376.470097][T15758] device_add+0x71c/0x1bc0 [ 2376.474524][T15758] ? quarantine_reduce+0x161/0x190 [ 2376.479614][T15758] ? uevent_show+0x360/0x360 [ 2376.484208][T15758] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2376.490186][T15758] wiphy_register+0x1c46/0x2720 [ 2376.495032][T15758] ? wiphy_unregister+0xf90/0xf90 [ 2376.500050][T15758] ? __kmalloc+0x629/0x7a0 [ 2376.504976][T15758] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2376.510505][T15758] ieee80211_register_hw+0x13d4/0x36a0 [ 2376.515946][T15758] ? __debug_object_init+0x4a1/0xe20 [ 2376.521213][T15758] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2376.526655][T15758] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2376.532181][T15758] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2376.538930][T15758] ? memset+0x20/0x40 [ 2376.542900][T15758] ? __hrtimer_init+0x134/0x260 [ 2376.547822][T15758] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2376.553562][T15758] ? hwsim_register_received_nl+0x400/0x400 [ 2376.559459][T15758] hwsim_new_radio_nl+0x905/0xf60 [ 2376.564482][T15758] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2376.570355][T15758] ? cap_capable+0x1eb/0x250 [ 2376.574939][T15758] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2376.581256][T15758] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2376.587585][T15758] genl_rcv_msg+0x627/0xdf0 [ 2376.592087][T15758] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2376.598418][T15758] ? retint_kernel+0x2b/0x2b [ 2376.603005][T15758] netlink_rcv_skb+0x15a/0x410 [ 2376.607777][T15758] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2376.614162][T15758] ? netlink_ack+0xa80/0xa80 [ 2376.618745][T15758] genl_rcv+0x24/0x40 [ 2376.622724][T15758] netlink_unicast+0x537/0x740 [ 2376.627478][T15758] ? netlink_attachskb+0x810/0x810 [ 2376.632574][T15758] ? _copy_from_iter_full+0x25c/0x870 [ 2376.637931][T15758] ? __phys_addr_symbol+0x2c/0x70 [ 2376.642942][T15758] ? __check_object_size+0x171/0x437 [ 2376.648232][T15758] netlink_sendmsg+0x882/0xe10 [ 2376.652978][T15758] ? aa_af_perm+0x260/0x260 [ 2376.657482][T15758] ? netlink_unicast+0x740/0x740 [ 2376.662406][T15758] ? netlink_unicast+0x740/0x740 [ 2376.667322][T15758] sock_sendmsg+0xcf/0x120 [ 2376.671727][T15758] ____sys_sendmsg+0x6b9/0x7d0 [ 2376.676505][T15758] ? kernel_sendmsg+0x50/0x50 [ 2376.681162][T15758] ? mark_lock+0xbc/0x1220 [ 2376.685564][T15758] ___sys_sendmsg+0x100/0x170 [ 2376.690223][T15758] ? sendmsg_copy_msghdr+0x70/0x70 [ 2376.695319][T15758] ? __fget_files+0x329/0x4f0 [ 2376.699976][T15758] ? ksys_dup3+0x3c0/0x3c0 [ 2376.704432][T15758] ? lock_acquire+0x197/0x420 [ 2376.709110][T15758] ? __might_fault+0xef/0x1d0 [ 2376.713781][T15758] ? __fget_light+0x208/0x270 [ 2376.718459][T15758] __sys_sendmsg+0xec/0x1b0 [ 2376.723077][T15758] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2376.728097][T15758] ? __x64_sys_futex+0x380/0x4f0 [ 2376.733028][T15758] ? trace_hardirqs_off_caller+0x55/0x230 [ 2376.738744][T15758] ? do_syscall_64+0x21/0x7d0 [ 2376.743441][T15758] do_syscall_64+0xf6/0x7d0 [ 2376.747954][T15758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2376.753831][T15758] RIP: 0033:0x45c849 [ 2376.757707][T15758] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2376.777309][T15758] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2376.785713][T15758] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2376.793674][T15758] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2376.801631][T15758] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2376.809588][T15758] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2376.817590][T15758] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2376.930916][T15760] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2376.930916][T15760] !' [ 2376.941065][T15760] CPU: 0 PID: 15760 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2376.949758][T15760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2376.959942][T15760] Call Trace: [ 2376.963270][T15760] dump_stack+0x188/0x20d [ 2376.967621][T15760] sysfs_warn_dup.cold+0x1c/0x2d [ 2376.972588][T15760] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2376.978690][T15760] sysfs_create_link+0x61/0xc0 [ 2376.983567][T15760] device_add+0x71c/0x1bc0 [ 2376.987980][T15760] ? uevent_show+0x360/0x360 [ 2376.992598][T15760] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2376.998596][T15760] wiphy_register+0x1c46/0x2720 [ 2377.003442][T15760] ? wiphy_unregister+0xf90/0xf90 [ 2377.008457][T15760] ? __kmalloc+0x629/0x7a0 [ 2377.012861][T15760] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2377.018404][T15760] ieee80211_register_hw+0x13d4/0x36a0 [ 2377.023855][T15760] ? __debug_object_init+0x4a1/0xe20 [ 2377.029133][T15760] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2377.034590][T15760] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2377.040142][T15760] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2377.046119][T15760] ? memset+0x20/0x40 [ 2377.050099][T15760] ? __hrtimer_init+0x134/0x260 [ 2377.054942][T15760] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2377.060675][T15760] ? hwsim_register_received_nl+0x400/0x400 [ 2377.066580][T15760] hwsim_new_radio_nl+0x905/0xf60 [ 2377.071601][T15760] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2377.077496][T15760] ? cap_capable+0x1eb/0x250 [ 2377.082082][T15760] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2377.088415][T15760] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2377.094738][T15760] genl_rcv_msg+0x627/0xdf0 [ 2377.099236][T15760] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2377.105563][T15760] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2377.111361][T15760] netlink_rcv_skb+0x15a/0x410 [ 2377.116112][T15760] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2377.122438][T15760] ? netlink_ack+0xa80/0xa80 [ 2377.127041][T15760] genl_rcv+0x24/0x40 [ 2377.131032][T15760] netlink_unicast+0x537/0x740 [ 2377.135811][T15760] ? netlink_attachskb+0x810/0x810 [ 2377.140917][T15760] ? _copy_from_iter_full+0x25c/0x870 [ 2377.146297][T15760] ? __phys_addr_symbol+0x2c/0x70 [ 2377.151311][T15760] ? __check_object_size+0x171/0x437 [ 2377.156592][T15760] netlink_sendmsg+0x882/0xe10 [ 2377.161350][T15760] ? aa_af_perm+0x260/0x260 [ 2377.165839][T15760] ? netlink_unicast+0x740/0x740 [ 2377.170770][T15760] ? netlink_unicast+0x740/0x740 [ 2377.175698][T15760] sock_sendmsg+0xcf/0x120 [ 2377.180102][T15760] ____sys_sendmsg+0x6b9/0x7d0 [ 2377.184855][T15760] ? kernel_sendmsg+0x50/0x50 [ 2377.189522][T15760] ? mark_lock+0xbc/0x1220 [ 2377.193935][T15760] ___sys_sendmsg+0x100/0x170 [ 2377.198600][T15760] ? sendmsg_copy_msghdr+0x70/0x70 [ 2377.203717][T15760] ? __fget_files+0x329/0x4f0 [ 2377.208383][T15760] ? ksys_dup3+0x3c0/0x3c0 [ 2377.212782][T15760] ? lock_acquire+0x197/0x420 [ 2377.217442][T15760] ? __might_fault+0xef/0x1d0 [ 2377.222108][T15760] ? __fget_light+0x208/0x270 [ 2377.226775][T15760] __sys_sendmsg+0xec/0x1b0 [ 2377.231264][T15760] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2377.236288][T15760] ? trace_hardirqs_off_caller+0x55/0x230 [ 2377.241994][T15760] ? do_syscall_64+0x21/0x7d0 [ 2377.246662][T15760] do_syscall_64+0xf6/0x7d0 [ 2377.251156][T15760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2377.257031][T15760] RIP: 0033:0x45c849 [ 2377.260911][T15760] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2377.280499][T15760] RSP: 002b:00007f749f17ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2377.288896][T15760] RAX: ffffffffffffffda RBX: 00007f749f17b6d4 RCX: 000000000045c849 [ 2377.296864][T15760] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2377.304821][T15760] RBP: 000000000076c040 R08: 0000000000000000 R09: 0000000000000000 [ 2377.312891][T15760] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2377.320863][T15760] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076c04c 21:56:23 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc606c0011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2377.431350][T15764] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2377.431350][T15764] !' [ 2377.459318][T15764] CPU: 0 PID: 15764 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2377.468358][T15764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2377.478405][T15764] Call Trace: [ 2377.481744][T15764] dump_stack+0x188/0x20d [ 2377.486087][T15764] sysfs_warn_dup.cold+0x1c/0x2d [ 2377.491018][T15764] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2377.497079][T15764] sysfs_create_link+0x61/0xc0 [ 2377.501836][T15764] device_add+0x71c/0x1bc0 [ 2377.506248][T15764] ? uevent_show+0x360/0x360 [ 2377.510838][T15764] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2377.516842][T15764] wiphy_register+0x1c46/0x2720 [ 2377.521833][T15764] ? wiphy_unregister+0xf90/0xf90 [ 2377.526874][T15764] ? __kmalloc+0x629/0x7a0 [ 2377.531303][T15764] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2377.537057][T15764] ieee80211_register_hw+0x13d4/0x36a0 [ 2377.542542][T15764] ? __debug_object_init+0x4a1/0xe20 [ 2377.547844][T15764] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2377.553297][T15764] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2377.558838][T15764] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2377.564817][T15764] ? memset+0x20/0x40 [ 2377.568833][T15764] ? __hrtimer_init+0x134/0x260 [ 2377.573677][T15764] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2377.579399][T15764] ? hwsim_register_received_nl+0x400/0x400 [ 2377.585287][T15764] hwsim_new_radio_nl+0x905/0xf60 [ 2377.590301][T15764] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2377.596185][T15764] ? cap_capable+0x1eb/0x250 [ 2377.601037][T15764] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2377.607356][T15764] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2377.613692][T15764] genl_rcv_msg+0x627/0xdf0 [ 2377.618215][T15764] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2377.624558][T15764] netlink_rcv_skb+0x15a/0x410 [ 2377.629312][T15764] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2377.635627][T15764] ? netlink_ack+0xa80/0xa80 [ 2377.640219][T15764] genl_rcv+0x24/0x40 [ 2377.644230][T15764] netlink_unicast+0x537/0x740 [ 2377.649008][T15764] ? netlink_attachskb+0x810/0x810 [ 2377.654112][T15764] ? _copy_from_iter_full+0x25c/0x870 [ 2377.659480][T15764] ? __phys_addr_symbol+0x2c/0x70 [ 2377.664506][T15764] ? __check_object_size+0x171/0x437 [ 2377.669782][T15764] netlink_sendmsg+0x882/0xe10 [ 2377.674540][T15764] ? aa_af_perm+0x260/0x260 [ 2377.679041][T15764] ? netlink_unicast+0x740/0x740 [ 2377.683992][T15764] ? netlink_unicast+0x740/0x740 [ 2377.688937][T15764] sock_sendmsg+0xcf/0x120 [ 2377.693345][T15764] ____sys_sendmsg+0x6b9/0x7d0 [ 2377.698096][T15764] ? kernel_sendmsg+0x50/0x50 [ 2377.702780][T15764] ___sys_sendmsg+0x100/0x170 [ 2377.707483][T15764] ? sendmsg_copy_msghdr+0x70/0x70 [ 2377.712606][T15764] ? __fget_files+0x329/0x4f0 [ 2377.717319][T15764] ? ksys_dup3+0x3c0/0x3c0 [ 2377.721730][T15764] ? lock_acquire+0x197/0x420 [ 2377.726406][T15764] ? __might_fault+0xef/0x1d0 [ 2377.731114][T15764] ? __fget_light+0x208/0x270 [ 2377.735789][T15764] __sys_sendmsg+0xec/0x1b0 [ 2377.740280][T15764] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2377.745297][T15764] ? __x64_sys_futex+0x380/0x4f0 [ 2377.750247][T15764] ? trace_hardirqs_off_caller+0x55/0x230 [ 2377.755978][T15764] ? do_syscall_64+0x21/0x7d0 [ 2377.760642][T15764] do_syscall_64+0xf6/0x7d0 [ 2377.765151][T15764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2377.771034][T15764] RIP: 0033:0x45c849 [ 2377.774919][T15764] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2377.794513][T15764] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2377.802925][T15764] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2377.810906][T15764] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2377.818883][T15764] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2377.826843][T15764] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2377.834799][T15764] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2377.898792][T15765] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2377.898792][T15765] !' [ 2377.908698][T15765] CPU: 1 PID: 15765 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2377.917435][T15765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2377.927585][T15765] Call Trace: [ 2377.930973][T15765] dump_stack+0x188/0x20d [ 2377.935294][T15765] sysfs_warn_dup.cold+0x1c/0x2d [ 2377.940238][T15765] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2377.946309][T15765] sysfs_create_link+0x61/0xc0 [ 2377.951065][T15765] device_add+0x71c/0x1bc0 [ 2377.955476][T15765] ? uevent_show+0x360/0x360 [ 2377.960051][T15765] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2377.966035][T15765] wiphy_register+0x1c46/0x2720 [ 2377.970884][T15765] ? wiphy_unregister+0xf90/0xf90 [ 2377.975899][T15765] ? __kmalloc+0x629/0x7a0 [ 2377.980303][T15765] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2377.985844][T15765] ieee80211_register_hw+0x13d4/0x36a0 [ 2377.991296][T15765] ? __debug_object_init+0x4a1/0xe20 [ 2377.996578][T15765] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2378.002026][T15765] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2378.007556][T15765] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2378.013522][T15765] ? memset+0x20/0x40 [ 2378.017501][T15765] ? __hrtimer_init+0x134/0x260 [ 2378.022340][T15765] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2378.028058][T15765] ? hwsim_register_received_nl+0x400/0x400 [ 2378.033940][T15765] hwsim_new_radio_nl+0x905/0xf60 [ 2378.038952][T15765] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2378.044830][T15765] ? cap_capable+0x1eb/0x250 [ 2378.049448][T15765] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2378.055774][T15765] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2378.062110][T15765] genl_rcv_msg+0x627/0xdf0 [ 2378.066735][T15765] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2378.073061][T15765] ? lockdep_hardirqs_on+0x417/0x5d0 [ 2378.078337][T15765] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 2378.083796][T15765] netlink_rcv_skb+0x15a/0x410 [ 2378.088552][T15765] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2378.094869][T15765] ? netlink_ack+0xa80/0xa80 [ 2378.099462][T15765] genl_rcv+0x24/0x40 [ 2378.103438][T15765] netlink_unicast+0x537/0x740 [ 2378.108193][T15765] ? netlink_attachskb+0x810/0x810 [ 2378.113288][T15765] ? _copy_from_iter_full+0x25c/0x870 [ 2378.118647][T15765] ? __phys_addr_symbol+0x2c/0x70 [ 2378.123663][T15765] ? __check_object_size+0x171/0x437 [ 2378.128939][T15765] netlink_sendmsg+0x882/0xe10 [ 2378.133694][T15765] ? aa_af_perm+0x260/0x260 [ 2378.138186][T15765] ? netlink_unicast+0x740/0x740 [ 2378.143117][T15765] ? netlink_unicast+0x740/0x740 [ 2378.148062][T15765] sock_sendmsg+0xcf/0x120 [ 2378.152477][T15765] ____sys_sendmsg+0x6b9/0x7d0 [ 2378.157231][T15765] ? kernel_sendmsg+0x50/0x50 [ 2378.161901][T15765] ? mark_lock+0xbc/0x1220 [ 2378.166324][T15765] ___sys_sendmsg+0x100/0x170 [ 2378.170995][T15765] ? sendmsg_copy_msghdr+0x70/0x70 [ 2378.176119][T15765] ? __fget_files+0x329/0x4f0 [ 2378.180784][T15765] ? ksys_dup3+0x3c0/0x3c0 [ 2378.185185][T15765] ? lock_acquire+0x197/0x420 [ 2378.189851][T15765] ? __might_fault+0xef/0x1d0 [ 2378.194520][T15765] ? __fget_light+0x208/0x270 [ 2378.199186][T15765] __sys_sendmsg+0xec/0x1b0 [ 2378.203675][T15765] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2378.208697][T15765] ? trace_hardirqs_off_caller+0x55/0x230 [ 2378.214404][T15765] ? do_syscall_64+0x21/0x7d0 [ 2378.219069][T15765] do_syscall_64+0xf6/0x7d0 [ 2378.223567][T15765] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2378.229446][T15765] RIP: 0033:0x45c849 [ 2378.233361][T15765] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2378.252958][T15765] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2378.261361][T15765] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2378.269325][T15765] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2378.277285][T15765] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2378.285251][T15765] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2378.293222][T15765] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:40 executing program 2: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$kcm(0xa, 0x5, 0x0) r0 = socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$inet(r0, &(0x7f0000017280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, 0x0, 0x0, &(0x7f0000017080)=[@ip_tos_int={{0x1c}}], 0x18}, 0x0) sendmsg(r0, &(0x7f0000000040)={&(0x7f0000000080)=@ipx={0x4, 0x204b, 0x8, "5b117014d3d9", 0x6}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000440)='\x00', 0x1}], 0x1, &(0x7f0000000380)=[{0x18, 0x0, 0x0, '\t'}], 0x18}, 0xfc) 21:56:40 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60000611400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:56:40 executing program 4: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60110011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) 21:56:40 executing program 3: recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000400)=@ax25={{0x3, @bcast}, [@remote, @rose, @bcast, @netrom, @remote, @rose, @default, @bcast]}, 0x80, &(0x7f0000000140)=[{0x0}, {&(0x7f0000000480)=""/164, 0xa4}], 0x2, &(0x7f0000000680)=""/144, 0x90}, 0x40) r0 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x3e, &(0x7f00000002c0), 0x161) bpf$BPF_MAP_LOOKUP_AND_DELETE_BATCH(0x19, &(0x7f0000000140)={&(0x7f0000000200)="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", &(0x7f0000000080)=""/116, &(0x7f0000000100)="5b092f7794e9cbaefbf32c8845f642cbbc11e7931de7d4cd8358a21099e0faf732fab5de", &(0x7f0000001200)="e2126a66ee72bcfe689b976bdda6284a4b51d34f65529ef2965f3874642cf356e2f215665d2522fe4d403b51d5ef8942ad2b738b383324ac8b5c8675528de7a4eb3528972430e4ed76070863866ef1e48ad199c10fabeb056555ae636f053c4f15d0cd568d6174d3ec8be9d200ba48", 0x1, 0xffffffffffffffff, 0x4}, 0x38) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1fd, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) 21:56:40 executing program 1: r0 = perf_event_open(&(0x7f0000001780)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpid() r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x6, 0x4, &(0x7f0000000200)=@framed={{0x18, 0x2}, [@call={0x85, 0x0, 0x0, 0x2c}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000040)={r2, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)={r3}, 0xc) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000100)={r1, r0, 0x0, 0x8, &(0x7f0000000040)=',md5sum\x00', r3}, 0x30) bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000001f00)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x222}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r4, 0x18000000000002a0, 0xe80, 0x0, &(0x7f00000000c0)="b9ff03c6630d698cb89e0bf088ca1fffffff0e000000630277fbac141423e0", 0x0, 0x2f, 0x0, 0x0, 0xfffffffffffffe2a}, 0x28) 21:56:40 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup/syz0\x00', 0x200002, 0x0) r2 = socket$kcm(0x2b, 0x0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x26e1, 0x0) setsockopt$sock_attach_bpf(r2, 0x6, 0x12, &(0x7f0000000200)=r3, 0x4) openat$cgroup(r1, &(0x7f0000000300)='syz0\x00', 0x200002, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000003c0)='cpuacct.usage_all\x00', 0x0, 0x0) openat$cgroup_ro(r1, &(0x7f0000000940)='cpu.stat\x00', 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpuset.effective_cpus\x00', 0x26e1, 0x0) r5 = socket$kcm(0x2, 0x2, 0x0) setsockopt$sock_attach_bpf(r5, 0x1, 0x3e, &(0x7f00000002c0)=r4, 0x161) openat$cgroup_ro(r4, &(0x7f0000000280)='memory.current\x00', 0x0, 0x0) r6 = openat$cgroup_ro(r1, &(0x7f0000000140)='cpu.stat\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000001800)) write$cgroup_int(0xffffffffffffffff, 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000200)) socket$kcm(0x2b, 0x1, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.stat\x00', 0x26e1, 0x0) socket$kcm(0x2, 0x2, 0x0) r7 = openat$cgroup_ro(r6, &(0x7f0000000380)='cpuacct.usage_percpu_sys\x00', 0x26e1, 0x0) openat$cgroup_int(r0, &(0x7f00000000c0)='memory.high\x00', 0x2, 0x0) r8 = openat$cgroup_ro(r7, &(0x7f0000000340)='cgroup.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x4, 0x0, 0x0, 0xfe, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f0000000240), 0x4}, 0x20, 0x0, 0x0, 0x0, 0x8, 0x0, 0xfffe}, 0x0, 0xffffffffffffffff, r8, 0x0) r9 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r9, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="1400000024001705d21b8078a763940d0424fc60100011400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x2e}], 0x1}, 0x600) [ 2394.998834][T15779] __nla_validate_parse: 4 callbacks suppressed [ 2394.998840][T15779] netlink: 211404 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2395.017183][T15779] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2395.017183][T15779] !' [ 2395.027074][T15779] CPU: 1 PID: 15779 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2395.035763][T15779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2395.045827][T15779] Call Trace: [ 2395.049181][T15779] dump_stack+0x188/0x20d [ 2395.053526][T15779] sysfs_warn_dup.cold+0x1c/0x2d [ 2395.058487][T15779] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2395.064563][T15779] sysfs_create_link+0x61/0xc0 [ 2395.069373][T15779] device_add+0x71c/0x1bc0 [ 2395.073791][T15779] ? uevent_show+0x360/0x360 [ 2395.078444][T15779] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2395.084443][T15779] wiphy_register+0x1c46/0x2720 [ 2395.089314][T15779] ? wiphy_unregister+0xf90/0xf90 [ 2395.094333][T15779] ? __kmalloc+0x629/0x7a0 [ 2395.098758][T15779] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2395.104320][T15779] ieee80211_register_hw+0x13d4/0x36a0 [ 2395.109822][T15779] ? __debug_object_init+0x4a1/0xe20 [ 2395.115123][T15779] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2395.120632][T15779] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2395.126199][T15779] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2395.132199][T15779] ? memset+0x20/0x40 [ 2395.136202][T15779] ? __hrtimer_init+0x134/0x260 [ 2395.141084][T15779] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2395.146819][T15779] ? vprintk_func+0x81/0x17e [ 2395.151540][T15779] ? hwsim_register_received_nl+0x400/0x400 [ 2395.157461][T15779] hwsim_new_radio_nl+0x905/0xf60 [ 2395.162512][T15779] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2395.168412][T15779] ? cap_capable+0x1eb/0x250 [ 2395.173017][T15779] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2395.179355][T15779] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2395.185717][T15779] genl_rcv_msg+0x627/0xdf0 [ 2395.190238][T15779] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2395.196849][T15779] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 2395.202691][T15779] netlink_rcv_skb+0x15a/0x410 [ 2395.207461][T15779] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2395.213802][T15779] ? netlink_ack+0xa80/0xa80 [ 2395.218416][T15779] genl_rcv+0x24/0x40 [ 2395.222407][T15779] netlink_unicast+0x537/0x740 [ 2395.227274][T15779] ? netlink_attachskb+0x810/0x810 [ 2395.232548][T15779] ? _copy_from_iter_full+0x25c/0x870 [ 2395.237956][T15779] ? __phys_addr_symbol+0x2c/0x70 [ 2395.242985][T15779] ? __check_object_size+0x171/0x437 [ 2395.248276][T15779] netlink_sendmsg+0x882/0xe10 [ 2395.253050][T15779] ? aa_af_perm+0x260/0x260 [ 2395.257572][T15779] ? netlink_unicast+0x740/0x740 [ 2395.262542][T15779] ? netlink_unicast+0x740/0x740 [ 2395.267488][T15779] sock_sendmsg+0xcf/0x120 [ 2395.271908][T15779] ____sys_sendmsg+0x6b9/0x7d0 [ 2395.276706][T15779] ? kernel_sendmsg+0x50/0x50 [ 2395.281388][T15779] ? mark_lock+0xbc/0x1220 [ 2395.285826][T15779] ___sys_sendmsg+0x100/0x170 [ 2395.290507][T15779] ? sendmsg_copy_msghdr+0x70/0x70 [ 2395.295615][T15779] ? __fget_files+0x329/0x4f0 [ 2395.300379][T15779] ? ksys_dup3+0x3c0/0x3c0 [ 2395.304811][T15779] ? lock_acquire+0x197/0x420 [ 2395.309502][T15779] ? __might_fault+0xef/0x1d0 [ 2395.314191][T15779] ? __fget_light+0x208/0x270 [ 2395.318859][T15779] __sys_sendmsg+0xec/0x1b0 [ 2395.323361][T15779] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2395.328379][T15779] ? __x64_sys_futex+0x380/0x4f0 [ 2395.333337][T15779] ? trace_hardirqs_off_caller+0x55/0x230 [ 2395.339060][T15779] ? do_syscall_64+0x21/0x7d0 [ 2395.343741][T15779] do_syscall_64+0xf6/0x7d0 [ 2395.348253][T15779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2395.354171][T15779] RIP: 0033:0x45c849 [ 2395.358073][T15779] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2395.377673][T15779] RSP: 002b:00007f749f19bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2395.386073][T15779] RAX: ffffffffffffffda RBX: 00007f749f19c6d4 RCX: 000000000045c849 [ 2395.394035][T15779] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2395.401999][T15779] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 2395.409972][T15779] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2395.417933][T15779] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bfac 21:56:41 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60000711400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2395.609440][T15782] netlink: 211148 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2395.621432][T15782] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2395.621432][T15782] !' [ 2395.636661][T15782] CPU: 0 PID: 15782 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2395.645370][T15782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2395.655447][T15782] Call Trace: [ 2395.658761][T15782] dump_stack+0x188/0x20d [ 2395.663101][T15782] sysfs_warn_dup.cold+0x1c/0x2d [ 2395.668057][T15782] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2395.674123][T15782] sysfs_create_link+0x61/0xc0 [ 2395.678882][T15782] device_add+0x71c/0x1bc0 [ 2395.683301][T15782] ? uevent_show+0x360/0x360 [ 2395.687973][T15782] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2395.693965][T15782] wiphy_register+0x1c46/0x2720 [ 2395.698828][T15782] ? wiphy_unregister+0xf90/0xf90 [ 2395.703877][T15782] ? __kmalloc+0x629/0x7a0 [ 2395.708313][T15782] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2395.713997][T15782] ieee80211_register_hw+0x13d4/0x36a0 [ 2395.719459][T15782] ? __debug_object_init+0x4a1/0xe20 [ 2395.724746][T15782] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2395.730221][T15782] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2395.735762][T15782] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2395.741768][T15782] ? memset+0x20/0x40 [ 2395.745785][T15782] ? __hrtimer_init+0x134/0x260 [ 2395.750647][T15782] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2395.756369][T15782] ? vprintk_func+0x81/0x17e [ 2395.760967][T15782] ? hwsim_register_received_nl+0x400/0x400 [ 2395.766885][T15782] hwsim_new_radio_nl+0x905/0xf60 [ 2395.771921][T15782] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2395.777827][T15782] ? cap_capable+0x1eb/0x250 [ 2395.782419][T15782] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2395.788746][T15782] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2395.795251][T15782] genl_rcv_msg+0x627/0xdf0 [ 2395.799768][T15782] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2395.806163][T15782] netlink_rcv_skb+0x15a/0x410 [ 2395.810936][T15782] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2395.817459][T15782] ? netlink_ack+0xa80/0xa80 [ 2395.822197][T15782] genl_rcv+0x24/0x40 [ 2395.826180][T15782] netlink_unicast+0x537/0x740 [ 2395.830947][T15782] ? netlink_attachskb+0x810/0x810 [ 2395.836093][T15782] ? _copy_from_iter_full+0x25c/0x870 [ 2395.841471][T15782] ? __phys_addr_symbol+0x2c/0x70 [ 2395.846494][T15782] ? __check_object_size+0x171/0x437 [ 2395.851782][T15782] netlink_sendmsg+0x882/0xe10 [ 2395.856546][T15782] ? aa_af_perm+0x260/0x260 [ 2395.861270][T15782] ? netlink_unicast+0x740/0x740 [ 2395.866236][T15782] ? netlink_unicast+0x740/0x740 [ 2395.871188][T15782] sock_sendmsg+0xcf/0x120 [ 2395.875632][T15782] ____sys_sendmsg+0x6b9/0x7d0 [ 2395.880439][T15782] ? kernel_sendmsg+0x50/0x50 [ 2395.885144][T15782] ___sys_sendmsg+0x100/0x170 [ 2395.889826][T15782] ? sendmsg_copy_msghdr+0x70/0x70 [ 2395.894952][T15782] ? __fget_files+0x329/0x4f0 [ 2395.899638][T15782] ? ksys_dup3+0x3c0/0x3c0 [ 2395.904048][T15782] ? lock_acquire+0x197/0x420 [ 2395.908712][T15782] ? __might_fault+0xef/0x1d0 [ 2395.913420][T15782] ? __fget_light+0x208/0x270 [ 2395.918100][T15782] __sys_sendmsg+0xec/0x1b0 [ 2395.922608][T15782] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2395.927621][T15782] ? __x64_sys_futex+0x380/0x4f0 [ 2395.932581][T15782] ? trace_hardirqs_off_caller+0x55/0x230 [ 2395.938294][T15782] ? do_syscall_64+0x21/0x7d0 [ 2395.942959][T15782] do_syscall_64+0xf6/0x7d0 [ 2395.947457][T15782] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2395.953333][T15782] RIP: 0033:0x45c849 [ 2395.957230][T15782] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2395.976828][T15782] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2395.985246][T15782] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2395.993212][T15782] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2396.001185][T15782] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2396.009151][T15782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2396.017112][T15782] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:56:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60586511400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2396.163729][T15786] netlink: 186996 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2396.180310][T15786] sysfs: cannot create duplicate filename '/class/ieee80211/ [ 2396.180310][T15786] !' [ 2396.190244][T15786] CPU: 1 PID: 15786 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2396.199028][T15786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2396.209086][T15786] Call Trace: [ 2396.212387][T15786] dump_stack+0x188/0x20d [ 2396.216721][T15786] sysfs_warn_dup.cold+0x1c/0x2d [ 2396.221662][T15786] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 2396.227741][T15786] sysfs_create_link+0x61/0xc0 [ 2396.232522][T15786] device_add+0x71c/0x1bc0 [ 2396.236952][T15786] ? uevent_show+0x360/0x360 [ 2396.241553][T15786] ? ieee80211_set_bitrate_flags+0x20b/0x5c0 [ 2396.247540][T15786] wiphy_register+0x1c46/0x2720 [ 2396.252496][T15786] ? wiphy_unregister+0xf90/0xf90 [ 2396.257543][T15786] ? __kmalloc+0x629/0x7a0 [ 2396.261952][T15786] ? ieee80211_register_hw+0xc0c/0x36a0 [ 2396.267484][T15786] ieee80211_register_hw+0x13d4/0x36a0 [ 2396.272929][T15786] ? __debug_object_init+0x4a1/0xe20 [ 2396.278211][T15786] ? ieee80211_ifa_changed+0xdc0/0xdc0 [ 2396.283660][T15786] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 2396.289251][T15786] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 2396.295268][T15786] ? memset+0x20/0x40 [ 2396.299253][T15786] ? __hrtimer_init+0x134/0x260 [ 2396.304168][T15786] mac80211_hwsim_new_radio+0x222f/0x4490 [ 2396.309879][T15786] ? vprintk_func+0x81/0x17e [ 2396.314528][T15786] ? hwsim_register_received_nl+0x400/0x400 [ 2396.320417][T15786] hwsim_new_radio_nl+0x905/0xf60 [ 2396.325432][T15786] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2396.331316][T15786] ? cap_capable+0x1eb/0x250 [ 2396.335900][T15786] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2396.342209][T15786] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2396.348551][T15786] genl_rcv_msg+0x627/0xdf0 [ 2396.353085][T15786] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2396.359430][T15786] netlink_rcv_skb+0x15a/0x410 [ 2396.364192][T15786] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2396.370521][T15786] ? netlink_ack+0xa80/0xa80 [ 2396.375109][T15786] genl_rcv+0x24/0x40 [ 2396.379105][T15786] netlink_unicast+0x537/0x740 [ 2396.383886][T15786] ? netlink_attachskb+0x810/0x810 [ 2396.389006][T15786] ? _copy_from_iter_full+0x25c/0x870 [ 2396.394643][T15786] ? __phys_addr_symbol+0x2c/0x70 [ 2396.399847][T15786] ? __check_object_size+0x171/0x437 [ 2396.405166][T15786] netlink_sendmsg+0x882/0xe10 [ 2396.409939][T15786] ? aa_af_perm+0x260/0x260 [ 2396.414464][T15786] ? netlink_unicast+0x740/0x740 [ 2396.419416][T15786] ? netlink_unicast+0x740/0x740 [ 2396.424345][T15786] sock_sendmsg+0xcf/0x120 [ 2396.428753][T15786] ____sys_sendmsg+0x6b9/0x7d0 [ 2396.433590][T15786] ? kernel_sendmsg+0x50/0x50 [ 2396.438276][T15786] ___sys_sendmsg+0x100/0x170 [ 2396.442946][T15786] ? sendmsg_copy_msghdr+0x70/0x70 [ 2396.448051][T15786] ? __fget_files+0x329/0x4f0 [ 2396.452716][T15786] ? ksys_dup3+0x3c0/0x3c0 [ 2396.457120][T15786] ? lock_acquire+0x197/0x420 [ 2396.461788][T15786] ? __might_fault+0xef/0x1d0 [ 2396.466476][T15786] ? __fget_light+0x208/0x270 [ 2396.471141][T15786] __sys_sendmsg+0xec/0x1b0 [ 2396.475634][T15786] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2396.480644][T15786] ? __x64_sys_futex+0x380/0x4f0 [ 2396.485576][T15786] ? trace_hardirqs_off_caller+0x55/0x230 [ 2396.491306][T15786] ? do_syscall_64+0x21/0x7d0 [ 2396.495987][T15786] do_syscall_64+0xf6/0x7d0 [ 2396.500487][T15786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2396.506390][T15786] RIP: 0033:0x45c849 [ 2396.510269][T15786] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2396.529859][T15786] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2396.538284][T15786] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2396.546255][T15786] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2396.554215][T15786] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2396.562173][T15786] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2396.570142][T15786] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c 21:56:42 executing program 0: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="e03f030024000705d21b80788c63940d0424fc60008111400a2f0000051982c1375b3e37096b088000f01700d1bd", 0x33fe0}], 0x1}, 0x0) [ 2396.761318][T15790] netlink: 179916 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2396.772083][T15790] ------------[ cut here ]------------ [ 2396.777563][T15790] precision 33020 too large [ 2396.778975][T15790] WARNING: CPU: 0 PID: 15790 at lib/vsprintf.c:2471 set_precision+0x13a/0x170 [ 2396.792369][T15790] Kernel panic - not syncing: panic_on_warn set ... [ 2396.799035][T15790] CPU: 0 PID: 15790 Comm: syz-executor.0 Not tainted 5.6.0-rc5-syzkaller #0 [ 2396.807701][T15790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2396.817760][T15790] Call Trace: [ 2396.821053][T15790] dump_stack+0x188/0x20d [ 2396.825403][T15790] ? set_precision+0x40/0x170 [ 2396.830128][T15790] panic+0x2e3/0x75c [ 2396.834029][T15790] ? add_taint.cold+0x16/0x16 [ 2396.838896][T15790] ? __probe_kernel_read+0x188/0x1d0 [ 2396.844199][T15790] ? __warn.cold+0x14/0x35 [ 2396.848614][T15790] ? set_precision+0x13a/0x170 [ 2396.853372][T15790] __warn.cold+0x2f/0x35 [ 2396.857610][T15790] ? set_precision+0x13a/0x170 [ 2396.862364][T15790] report_bug+0x27b/0x2f0 [ 2396.866778][T15790] do_error_trap+0x12b/0x220 [ 2396.871373][T15790] ? set_precision+0x13a/0x170 [ 2396.876144][T15790] do_invalid_op+0x32/0x40 [ 2396.880546][T15790] ? set_precision+0x13a/0x170 [ 2396.885298][T15790] invalid_op+0x23/0x30 [ 2396.889445][T15790] RIP: 0010:set_precision+0x13a/0x170 [ 2396.894805][T15790] Code: b6 df 88 5d 07 5b 5d 41 5c 41 5d e9 30 5e b8 f9 e8 2b 5e b8 f9 89 de 48 c7 c7 40 71 da 88 c6 05 39 aa a7 02 01 e8 8e 6e 8a f9 <0f> 0b e9 67 ff ff ff be 08 00 00 00 48 89 ef e8 c2 28 f5 f9 e9 14 [ 2396.914687][T15790] RSP: 0018:ffffc90005c6f2d8 EFLAGS: 00010286 [ 2396.921156][T15790] RAX: 0000000000000000 RBX: 00000000000080fc RCX: 0000000000000000 [ 2396.930534][T15790] RDX: 0000000000015cb1 RSI: ffffffff815bfe61 RDI: fffff52000b8de4d [ 2396.938517][T15790] RBP: ffffc90005c6f368 R08: ffff8880970a83c0 R09: fffffbfff180f77b [ 2396.946827][T15790] R10: fffffbfff180f77a R11: ffffffff8c07bbd7 R12: 0000000000000000 [ 2396.954799][T15790] R13: ffffc90005c6f36f R14: 0000000000000018 R15: ffffc90005c6f400 [ 2396.963065][T15790] ? vprintk_func+0x81/0x17e [ 2396.967677][T15790] ? set_precision+0x13a/0x170 [ 2396.972470][T15790] vsnprintf+0x894/0x14f0 [ 2396.976829][T15790] ? pointer+0x680/0x680 [ 2396.981072][T15790] ? __irq_work_queue_local+0x11d/0x180 [ 2396.986671][T15790] kvasprintf+0x9c/0x150 [ 2396.990911][T15790] ? bust_spinlocks+0xe0/0xe0 [ 2396.995598][T15790] ? vprintk_func+0x81/0x17e [ 2397.000974][T15790] kasprintf+0xbb/0xf0 [ 2397.005211][T15790] ? kvasprintf_const+0x190/0x190 [ 2397.010489][T15790] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 2397.016287][T15790] ? ___ratelimit+0x59/0x573 [ 2397.020892][T15790] hwsim_new_radio_nl+0x8db/0xf60 [ 2397.025954][T15790] ? mac80211_hwsim_new_radio+0x4490/0x4490 [ 2397.031837][T15790] ? cap_capable+0x1eb/0x250 [ 2397.036431][T15790] ? genl_family_rcv_msg_attrs_parse+0x1bd/0x320 [ 2397.042745][T15790] ? genl_family_rcv_msg_attrs_parse+0x1c7/0x320 [ 2397.049083][T15790] genl_rcv_msg+0x627/0xdf0 [ 2397.053777][T15790] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2397.060131][T15790] netlink_rcv_skb+0x15a/0x410 [ 2397.064890][T15790] ? genl_family_rcv_msg_attrs_parse+0x320/0x320 [ 2397.071216][T15790] ? netlink_ack+0xa80/0xa80 [ 2397.075810][T15790] genl_rcv+0x24/0x40 [ 2397.079798][T15790] netlink_unicast+0x537/0x740 [ 2397.084564][T15790] ? netlink_attachskb+0x810/0x810 [ 2397.089667][T15790] ? _copy_from_iter_full+0x25c/0x870 [ 2397.095032][T15790] ? __phys_addr_symbol+0x2c/0x70 [ 2397.100058][T15790] ? __check_object_size+0x171/0x437 [ 2397.105342][T15790] netlink_sendmsg+0x882/0xe10 [ 2397.110115][T15790] ? aa_af_perm+0x260/0x260 [ 2397.114611][T15790] ? netlink_unicast+0x740/0x740 [ 2397.119553][T15790] ? netlink_unicast+0x740/0x740 [ 2397.124677][T15790] sock_sendmsg+0xcf/0x120 [ 2397.129629][T15790] ____sys_sendmsg+0x6b9/0x7d0 [ 2397.134514][T15790] ? kernel_sendmsg+0x50/0x50 [ 2397.139268][T15790] ___sys_sendmsg+0x100/0x170 [ 2397.143990][T15790] ? sendmsg_copy_msghdr+0x70/0x70 [ 2397.149466][T15790] ? __fget_files+0x329/0x4f0 [ 2397.154148][T15790] ? ksys_dup3+0x3c0/0x3c0 [ 2397.158579][T15790] ? lock_acquire+0x197/0x420 [ 2397.163278][T15790] ? __might_fault+0xef/0x1d0 [ 2397.167990][T15790] ? __fget_light+0x208/0x270 [ 2397.172679][T15790] __sys_sendmsg+0xec/0x1b0 [ 2397.177175][T15790] ? __sys_sendmsg_sock+0xb0/0xb0 [ 2397.182202][T15790] ? __x64_sys_futex+0x380/0x4f0 [ 2397.187160][T15790] ? trace_hardirqs_off_caller+0x55/0x230 [ 2397.192889][T15790] ? do_syscall_64+0x21/0x7d0 [ 2397.197563][T15790] do_syscall_64+0xf6/0x7d0 [ 2397.202073][T15790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2397.207967][T15790] RIP: 0033:0x45c849 [ 2397.211850][T15790] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2397.231459][T15790] RSP: 002b:00007f749f1bcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2397.239930][T15790] RAX: ffffffffffffffda RBX: 00007f749f1bd6d4 RCX: 000000000045c849 [ 2397.247905][T15790] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 2397.255900][T15790] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 2397.263931][T15790] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2397.271907][T15790] R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c [ 2397.282153][T15790] Kernel Offset: disabled [ 2397.286669][T15790] Rebooting in 86400 seconds..