0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:02 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:02 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xff7fffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:02 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 380.003054] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:02 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:02 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:02 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:02 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x0, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x77, @private1={0xfc, 0x1, [], 0x1}, @rand_addr=' \x01\x00', 0x0, 0x1800}}) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 380.109661] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:02 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:02 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xff7fffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:02 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:02 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:02 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 380.390112] kauditd_printk_skb: 16 callbacks suppressed [ 380.390127] audit: type=1804 audit(1618435442.626:200): pid=17228 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/165/bus" dev="sda1" ino=14577 res=1 [ 380.428917] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 380.448864] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:02 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 380.603450] audit: type=1804 audit(1618435442.666:201): pid=17222 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/231/bus" dev="sda1" ino=14579 res=1 [ 380.638227] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:03 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:03 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:03 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:03 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) [ 380.791079] audit: type=1804 audit(1618435442.796:202): pid=17238 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/165/bus" dev="sda1" ino=14577 res=1 [ 380.856008] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:03 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 380.894925] audit: type=1804 audit(1618435442.796:203): pid=17242 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/231/bus" dev="sda1" ino=14579 res=1 [ 381.020742] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 381.034378] audit: type=1804 audit(1618435443.277:204): pid=17270 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/166/bus" dev="sda1" ino=14572 res=1 [ 381.066001] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:03 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:03 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:03 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(0x0, &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:03 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 381.194300] audit: type=1804 audit(1618435443.417:205): pid=17270 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/166/bus" dev="sda1" ino=14572 res=1 21:24:03 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:03 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(0x0, &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 381.328025] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 381.375236] audit: type=1804 audit(1618435443.617:206): pid=17298 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/232/bus" dev="sda1" ino=14555 res=1 [ 381.422324] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:03 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 381.529685] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 381.542092] audit: type=1804 audit(1618435443.787:207): pid=17307 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/232/bus" dev="sda1" ino=14555 res=1 21:24:04 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:04 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:04 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(0x0, &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 381.898825] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 382.014899] audit: type=1804 audit(1618435444.257:208): pid=17337 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/167/bus" dev="sda1" ino=14590 res=1 [ 382.062470] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 382.167433] audit: type=1804 audit(1618435444.377:209): pid=17340 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/167/bus" dev="sda1" ino=14590 res=1 21:24:04 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:04 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:04 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:04 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 382.450530] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:04 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 382.508619] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:04 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 382.552686] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:04 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:04 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 382.766043] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:05 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 382.973870] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 383.079047] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:05 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:05 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', 0x0, 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:05 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:05 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:05 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:05 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 383.536243] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 383.547764] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 383.575685] net_ratelimit: 2 callbacks suppressed 21:24:05 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 383.575713] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:06 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:06 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:06 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:06 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 383.906975] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 383.924860] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:06 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 384.138058] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:06 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x77, @private1={0xfc, 0x1, [], 0x1}, @rand_addr=' \x01\x00', 0x0, 0x1800}}) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:06 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:06 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:06 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:06 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:06 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b7ffe00703009e40f086dd1fff060000000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 384.389803] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:06 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:06 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) [ 384.509861] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 384.573754] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:06 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:06 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 384.743080] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:07 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r1, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:07 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 385.057299] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 385.076926] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 385.197348] syz-executor.4 (17520) used greatest stack depth: 23256 bytes left 21:24:07 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, 0x0, 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:07 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 385.434156] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:07 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f00000003c0)='./bus\x00', 0x0) mkdir(0x0, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xff7fffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4c62, 0x1, &(0x7f0000000380)=[{&(0x7f0000000300)="83c96355c1fe7edcb15db8878cc1842e04790f3673a6075ee8dc9cae391e87dab0c28285cf188e2645760d20b58bc262bbd5d3cd139574aa0738bf4d6f6342ea21c1aad1c230fe02b9ca2701d560306c7e95f3ee2832c403b3ae2711fe21db39728f4b82a43b57a90e614a54d6bb9736cefc433a00b8592ee2", 0x79, 0x78}], 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 385.495315] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 385.504100] kauditd_printk_skb: 16 callbacks suppressed [ 385.504114] audit: type=1804 audit(1618435447.758:226): pid=17553 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/173/bus" dev="sda1" ino=14611 res=1 21:24:07 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:07 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:07 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 385.586053] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:08 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x77, @private1={0xfc, 0x1, [], 0x1}, @rand_addr=' \x01\x00', 0x0, 0x1800}}) connect$inet6(0xffffffffffffffff, &(0x7f0000000380)={0xa, 0x4e20, 0xffff8001, @local}, 0x1c) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 385.750407] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 385.773530] audit: type=1804 audit(1618435447.988:227): pid=17560 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/173/bus" dev="sda1" ino=14611 res=1 [ 385.814679] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:08 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x40, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:08 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:08 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 385.918167] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:08 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:08 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 386.092205] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 386.126682] audit: type=1804 audit(1618435448.368:228): pid=17589 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/238/bus" dev="sda1" ino=14567 res=1 [ 386.157935] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:08 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 386.219441] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 386.229192] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:08 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 386.335604] audit: type=1804 audit(1618435448.468:229): pid=17602 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/174/bus" dev="sda1" ino=14611 res=1 [ 386.378216] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:08 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:08 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 386.479072] audit: type=1804 audit(1618435448.508:230): pid=17607 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/238/bus" dev="sda1" ino=14567 res=1 21:24:08 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 386.595714] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:08 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 386.688578] audit: type=1804 audit(1618435448.568:231): pid=17610 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/174/bus" dev="sda1" ino=14611 res=1 21:24:09 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:09 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 386.764770] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 386.798935] audit: type=1804 audit(1618435449.049:232): pid=17638 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/175/bus" dev="sda1" ino=14321 res=1 [ 386.831112] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:09 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 386.864171] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:09 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 386.943332] audit: type=1804 audit(1618435449.189:233): pid=17642 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/175/bus" dev="sda1" ino=14321 res=1 [ 386.952833] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 387.031650] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 387.127504] audit: type=1804 audit(1618435449.199:234): pid=17645 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/239/bus" dev="sda1" ino=14289 res=1 21:24:09 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:09 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}, {'(^:&{}'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:09 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(0x0, 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 387.196444] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 387.215913] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 387.221797] audit: type=1804 audit(1618435449.299:235): pid=17654 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/239/bus" dev="sda1" ino=14289 res=1 21:24:09 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ftruncate(r0, 0x800) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000041ba, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x1ff, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, r0, 0x1) r1 = syz_open_dev$dri(&(0x7f0000000000)='/dev/dri/card#\x00', 0x0, 0x0) r2 = openat$ion(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000100)={0x100005, 0x11, 0x0, 0xffffffffffffffff}) r4 = dup(r3) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r1, 0xc00c642e, &(0x7f00000000c0)={0x0, 0x0, r4}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r4, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) ioctl$DRM_IOCTL_GEM_CLOSE(r4, 0x40086409, &(0x7f0000000080)={r5}) 21:24:09 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:09 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:09 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(0x0, 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 387.468197] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:09 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 387.533549] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:09 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:09 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)=0x80000) r4 = openat$nvram(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/nvram\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(r4, r3, &(0x7f0000037000/0x18000)=nil, &(0x7f0000000280)=[@text16={0x10, 0x0}], 0x1, 0x0, 0x0, 0x0) bind$alg(r4, &(0x7f0000000100)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_sha1\x00'}, 0x58) 21:24:09 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 387.627702] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:10 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:10 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(0x0, 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:10 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 387.790717] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:10 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:10 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r3) syz_mount_image$xfs(&(0x7f0000000180)='xfs\x00', &(0x7f00000001c0)='./file0\x00', 0xbc9, 0x1, &(0x7f0000000300)=[{&(0x7f0000000200)="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", 0xfd, 0x2}], 0x2014000, &(0x7f0000000340)={[{@attr2='attr2'}, {@rtdev={'rtdev', 0x3d, './file0'}}, {@grpid='grpid'}], [{@euid_gt={'euid>', r3}}, {@subj_user={'subj_user', 0x3d, ':\','}}, {@appraise='appraise'}]}) ioctl$sock_netrom_SIOCADDRT(r1, 0x5421, &(0x7f0000000000)={0x0, @default, @netrom={'nr', 0x0}, 0x0, 'syz0\x00', @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, 0x0, [@bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000003c0), &(0x7f0000000400)=0xc) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x40010, r1, 0xd1b10000) mmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x8, 0x80810, r0, 0x54075000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$netlink(r0, 0x10e, 0x5, &(0x7f0000000080)=""/152, &(0x7f0000000140)=0x98) 21:24:10 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x0, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:10 executing program 1: r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000000200)=@file={0x1, './file0\x00'}, 0x6e) listen(r0, 0x0) perf_event_open(&(0x7f0000007900)={0x3, 0x70, 0x6, 0x0, 0x1, 0x9, 0x0, 0x1, 0x2108, 0x3, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x44e89b74, 0x4, @perf_bp={&(0x7f00000078c0), 0x6}, 0x480, 0x80, 0x2, 0x9, 0x4, 0x7, 0x7ff}, 0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x3) poll(&(0x7f0000000280)=[{r0}], 0x1, 0x201) close(r0) r1 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r1, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x200000, 0x1000}, 0x20) setsockopt$XDP_UMEM_FILL_RING(r1, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_RX_RING(r1, 0x11b, 0x2, &(0x7f0000000040)=0x20, 0x4) r2 = socket(0x100000000011, 0x2, 0x0) bind(r2, &(0x7f0000000380)=@generic={0x11, "0000010000000000080044944eeba71a4976e2526f0c0900000036005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000001000101013c5811039e17775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c0001000000f3ffff2f43740000000000000006ad8e5ecc326d3a0000c2c65400"}, 0x80) faccessat(0xffffffffffffffff, &(0x7f0000007b40)='./file0\x00', 0x0) recvmmsg(r2, &(0x7f0000007640)=[{{&(0x7f00000002c0)=@in={0x2, 0x0, @remote}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000940)=""/4096, 0x1000}, {&(0x7f0000000400)=""/156, 0x9c}, {&(0x7f0000000500)=""/113, 0x71}, {&(0x7f0000000580)=""/204, 0xcc}], 0x4, &(0x7f0000000680)=""/139, 0x8b}, 0x80}, {{&(0x7f0000000740)=@l2tp6, 0x80, &(0x7f0000002b80)=[{&(0x7f00000007c0)=""/65, 0x41}, {&(0x7f0000000840)=""/183, 0xb7}, {&(0x7f0000001940)=""/130, 0x82}, {&(0x7f0000001a00)=""/4096, 0x1000}, {&(0x7f0000002a00)=""/69, 0x45}, {&(0x7f0000000140)=""/27, 0x1b}, {&(0x7f0000002a80)=""/121, 0x79}, {&(0x7f0000002b00)=""/96, 0x60}], 0x8, &(0x7f0000002c00)=""/231, 0xe7}, 0x8000}, {{&(0x7f0000002d00)=@hci, 0x80, &(0x7f0000000340)=[{&(0x7f0000002d80)=""/230, 0xe6}], 0x1}, 0x209}, {{&(0x7f0000002e80)=@can, 0x80, &(0x7f0000002f40)=[{&(0x7f0000002f00)=""/21, 0x15}], 0x1, &(0x7f0000002f80)=""/136, 0x88}, 0xd487}, {{0x0, 0x0, &(0x7f0000004340)=[{&(0x7f0000003040)=""/4096, 0x1000}, {&(0x7f0000004040)=""/168, 0xa8}, {&(0x7f0000004100)=""/168, 0xa8}, {&(0x7f00000041c0)=""/6, 0x6}, {&(0x7f0000004200)=""/174, 0xae}, {&(0x7f00000042c0)=""/126, 0x7e}], 0x6, &(0x7f00000043c0)=""/12, 0xc}, 0x5}, {{&(0x7f0000004400)=@phonet, 0x80, &(0x7f0000005600)=[{&(0x7f0000004480)=""/27, 0x1b}, {&(0x7f00000044c0)=""/210, 0xd2}, {&(0x7f00000045c0)=""/6, 0x6}, {&(0x7f0000004600)=""/4096, 0x1000}], 0x4, &(0x7f0000005640)=""/21, 0x15}, 0xffffff01}, {{&(0x7f0000005680)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f00000057c0)=[{&(0x7f0000005700)=""/20, 0x14}, {&(0x7f0000005740)=""/69, 0x45}], 0x2, &(0x7f0000005800)=""/81, 0x51}, 0x1d6}, {{0x0, 0x0, &(0x7f0000005dc0)=[{&(0x7f0000005880)=""/153, 0x99}, {&(0x7f0000005940)=""/87, 0x57}, {&(0x7f00000059c0)=""/242, 0xf2}, {&(0x7f0000005ac0)=""/74, 0x4a}, {&(0x7f0000005b40)=""/58, 0x3a}, {&(0x7f0000005b80)=""/139, 0x8b}, {&(0x7f0000005c40)=""/34, 0x22}, {&(0x7f0000005c80)=""/149, 0x95}, {&(0x7f0000005d40)=""/127, 0x7f}], 0x9, &(0x7f0000005e80)=""/251, 0xfb}, 0x9}, {{&(0x7f0000005f80)=@sco, 0x80, &(0x7f0000007200)=[{&(0x7f0000006000)=""/228, 0xe4}, {&(0x7f0000006100)=""/4096, 0x1000}, {&(0x7f0000007100)=""/110, 0x6e}, {&(0x7f0000007180)=""/89, 0x59}], 0x4, &(0x7f0000007240)=""/162, 0xa2}, 0x400}, {{&(0x7f0000007300)=@rc={0x1f, @fixed}, 0x80, &(0x7f0000007500)=[{&(0x7f0000007380)=""/42, 0x2a}, {&(0x7f00000073c0)=""/4, 0x4}, {&(0x7f0000007400)=""/211, 0xd3}], 0x3, &(0x7f0000007540)=""/214, 0xd6}, 0x9}], 0xa, 0x22020, 0x0) getsockname$packet(r2, &(0x7f00000001c0)={0x11, 0x0, 0x0}, &(0x7f0000000100)=0x14) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) setsockopt$XDP_UMEM_COMPLETION_RING(r1, 0x11b, 0x6, &(0x7f0000000180)=0x400, 0x4) bind$xdp(r1, &(0x7f0000000900)={0x2c, 0xa, r3}, 0x10) 21:24:10 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:10 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:10 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x0, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 388.082559] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:10 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 21:24:10 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:10 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 388.150837] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:10 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030803009e40f086dd1fff060000000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:10 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x0, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 388.315156] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:10 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:10 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:10 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 388.423997] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 388.585377] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:11 executing program 1: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x0, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0x8000, 0x0) sendmsg$NL80211_CMD_SET_MAC_ACL(r2, &(0x7f0000000180)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000002c0)={0xf0, 0x0, 0x8, 0x70bd2d, 0x25dfdbfd, {{}, {@void, @void}}, [@NL80211_ATTR_ACL_POLICY={0x8}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8}, @NL80211_ATTR_ACL_POLICY={0x8}, @NL80211_ATTR_MAC_ADDRS={0x34, 0xa6, 0x0, 0x1, [{0xa}, {0xa, 0x6, @device_b}, {0xa, 0x6, @device_b}, {0xa, 0x6, @broadcast}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x28, 0xa6, 0x0, 0x1, [{0xa}, {0xa}, {0xa, 0x6, @device_b}]}, @NL80211_ATTR_MAC_ADDRS={0x40, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}, {0xa, 0x6, @device_b}, {0xa, 0x6, @broadcast}, {0xa, 0x6, @device_b}, {0xa}]}]}, 0xf0}, 0x1, 0x0, 0x0, 0x800}, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r1, 0x0) preadv(r0, &(0x7f0000000280)=[{0x0}], 0x1, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r3, &(0x7f0000003e40)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)={{0x14, 0x4}, [@NFT_MSG_NEWTABLE={0x14, 0xa, 0xa, 0x101}], {0x14}}, 0x3c}}, 0x0) 21:24:11 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:11 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:11 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 388.919911] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 388.952669] net_ratelimit: 7 callbacks suppressed [ 388.952680] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 388.978626] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:11 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r2 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, r2, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:11 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 389.026206] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:11 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:11 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}, {'#'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 389.187871] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:11 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x0) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 389.253855] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 389.281812] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 389.430939] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 389.474722] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:11 executing program 1: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = open(&(0x7f0000002000)='./bus\x00', 0x143042, 0x0) ftruncate(r1, 0x2007fff) r2 = dup(r0) bind$inet6(r0, &(0x7f0000000600)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, 0x0, 0x0, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20}, 0x1c) setsockopt$inet_tcp_int(r2, 0x6, 0x13, &(0x7f0000000080)=0x1, 0x23) setsockopt$inet6_mtu(r2, 0x29, 0x17, &(0x7f0000000100)=0x3, 0x4) ioctl$KVM_GET_NESTED_STATE(r2, 0xc080aebe, &(0x7f0000002040)={{0x0, 0x0, 0x80}}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) r4 = socket(0x11, 0x2, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000100)={'syztnl1\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x77, @private1={0xfc, 0x1, [], 0x1}, @rand_addr=' \x01\x00', 0x0, 0x1800}}) connect$inet6(r4, &(0x7f0000000380)={0xa, 0x4e20, 0xffff8001, @local}, 0x1c) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x8, &(0x7f00000000c0), &(0x7f0000000140)=0x4) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r5 = open(&(0x7f00000003c0)='./bus\x00', 0x0, 0x0) sendfile(r0, r5, 0x0, 0x8000fffffffe) connect$unix(r2, &(0x7f0000000000), 0x6e) 21:24:11 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:11 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}, {'group_id'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:11 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x0) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 389.806739] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:12 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x0) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:12 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}, {'\'.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 389.852987] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 389.862461] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 389.872335] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:12 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:12 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:12 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:12 executing program 1: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000, 0x4, @perf_config_ext={0x4, 0x2}, 0x48000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x8}, 0x0, 0xffffffdfffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000000c0)) perf_event_open(&(0x7f0000000280)={0x3, 0x70, 0x0, 0x4, 0x50, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x8200}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, 0x0, 0x0) sendmsg$DEVLINK_CMD_SB_GET(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, 0x0, 0xfffffd48) setsockopt$packet_rx_ring(0xffffffffffffffff, 0x107, 0x5, 0x0, 0x0) r1 = socket$inet6(0xa, 0x400000000001, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, 0x0, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, 0x0, 0x0) write$binfmt_script(0xffffffffffffffff, 0x0, 0x33) write$binfmt_script(0xffffffffffffffff, 0x0, 0xbb) r2 = dup(r1) bind$inet6(r1, &(0x7f0000000040)={0xa, 0x800000000004e20, 0x0, @loopback}, 0x1c) sendto$inet6(r1, 0x0, 0x0, 0x20000008, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) write$P9_RFLUSH(r2, &(0x7f00000001c0)={0x1718370e1c40cd28}, 0x11ffffff6) connect$unix(r2, &(0x7f0000000100)=@abs={0x0, 0x2}, 0x6e) [ 390.136368] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 390.152768] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:12 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 390.185513] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 390.252208] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:12 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:12 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:12 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(0xffffffffffffffff, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:12 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:12 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 390.564078] kauditd_printk_skb: 31 callbacks suppressed [ 390.564093] audit: type=1804 audit(1618435452.810:267): pid=17945 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/188/bus" dev="sda1" ino=14654 res=1 [ 390.599071] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:12 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000000)=0x200, 0x4) bind$inet(r0, &(0x7f00000003c0)={0x2, 0x200000000004e23, @multicast2}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000480)={@in={{0x2, 0x0, @private}}, 0x0, 0x40, 0x42, 0x0, "000000000000000000000000000000225f15d80700000000000000000003008000000000080000000000000003080000e7ffffff000000000000000000000000002000"}, 0xd8) r1 = socket(0x11, 0x2, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r1, 0x89f2, &(0x7f0000000100)={'syztnl1\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r1, 0x89f1, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x77, @private1={0xfc, 0x1, [], 0x1}, @rand_addr=' \x01\x00', 0x0, 0x1800}}) connect$inet6(r1, &(0x7f0000000380)={0xa, 0x4e20, 0xffff8001, @local}, 0x1c) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000140)='hybla\x00', 0x6) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f00000008c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000340)=ANY=[], 0x100000530) [ 390.674878] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 390.677012] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:13 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 390.714971] audit: type=1804 audit(1618435452.960:268): pid=17956 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/188/bus" dev="sda1" ino=14654 res=1 [ 390.747279] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:13 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:13 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:13 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:13 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(0xffffffffffffffff, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 390.961046] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 391.056214] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 391.113896] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 391.131901] audit: type=1804 audit(1618435453.380:269): pid=17991 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/189/bus" dev="sda1" ino=14667 res=1 21:24:13 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:13 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:13 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 391.169518] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:13 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 391.270655] audit: type=1804 audit(1618435453.520:270): pid=17997 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/189/bus" dev="sda1" ino=14667 res=1 [ 391.363412] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 391.387728] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:13 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}, {'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:13 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(0xffffffffffffffff, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 391.632814] audit: type=1804 audit(1618435453.880:271): pid=18023 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/190/bus" dev="sda1" ino=14635 res=1 [ 391.635993] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 391.673539] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:14 executing program 1: sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$BLKTRACESTART(0xffffffffffffffff, 0x1274, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0xc, 0x0, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000000)={0x0, r2, 0x3, 0xb2, 0x7, 0xffffffffffffffa7}) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f0000000040)="0f0836660f3a633ea4c4e1bc5649deec9a13000000fb00f00fb18500000000670f01cb660f388054fe04660f3a0aef07cf66ba410066ed", 0x37}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000400)={"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"}) ioctl$KVM_RUN(r3, 0xae80, 0x0) 21:24:14 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 391.768592] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:14 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:14 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 391.800211] audit: type=1804 audit(1618435454.050:272): pid=18035 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/190/bus" dev="sda1" ino=14635 res=1 21:24:14 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}, {'}.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 391.971049] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:14 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:14 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 392.156720] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:14 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 392.277626] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:14 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:14 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}, {'.}]/'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 392.412534] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 392.484591] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:14 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:14 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, 0xffffffffffffffff, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 392.692918] audit: type=1804 audit(1618435454.941:273): pid=18099 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/191/bus" dev="sda1" ino=14632 res=1 [ 392.727672] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 392.740880] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:15 executing program 1: perf_event_open(&(0x7f00000012c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 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, @perf_config_ext={0x80000001, 0x1}, 0x12, 0x0, 0x0, 0x9, 0x0, 0xba}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) lstat(0x0, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000180)=[@text16={0x10, &(0x7f00000000c0)="660fd65708670ff18bf78fffff9aa8d1e6000fc77a572e827c86080fdd2f82ff000f00de67640f01cf0f20d86635200000000f22d8", 0x35}], 0x1, 0x1, &(0x7f0000000140)=[@cstype3={0x5, 0xa}], 0x1) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000380)=[@text32={0x20, 0x0}], 0x1, 0x0, 0x0, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x1) syz_kvm_setup_cpu$x86(r3, r5, &(0x7f000003e000/0x18000)=nil, &(0x7f0000000200)=[@text32={0x20, &(0x7f00000001c0)="0f01d10f20e035020000000f22e03ed2690c66f00fb09800000000d9fdc4c3e969978b37000000c4c25dac76cbf3a565260f01cb66bad004ed", 0x39}], 0x1, 0x28, &(0x7f0000000240)=[@efer], 0x1) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) syz_open_procfs(r0, 0x0) ioctl$KVM_X86_SET_MCE(0xffffffffffffffff, 0x4040ae9e, &(0x7f0000000000)) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0x0, 0x7ffffff7}]}) lstat(0x0, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000029000/0x18000)=nil, &(0x7f0000000040)=[@text16={0x10, &(0x7f0000000000)="f4f30fe609670f01c3c2764e8251d5e1660f3881449a0f01c33e0f7fae00980f73d0abbaa00066ed", 0x28}], 0x1, 0x2, &(0x7f0000000080), 0x0) 21:24:15 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:15 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b7000307e0ff9e40f086dd1fff060000000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:15 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:15 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 392.835006] audit: type=1804 audit(1618435455.081:274): pid=18105 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/191/bus" dev="sda1" ino=14632 res=1 [ 392.971248] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 392.998722] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:15 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:15 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@dont_hash='dont_hash'}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:15 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 393.108623] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:15 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 393.266715] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:15 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:15 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 393.313847] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 393.336713] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 393.522035] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:15 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, 0xffffffffffffffff, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 393.672888] audit: type=1804 audit(1618435455.921:275): pid=18177 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/192/bus" dev="sda1" ino=14624 res=1 [ 393.713387] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 393.791556] audit: type=1804 audit(1618435456.041:276): pid=18184 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/192/bus" dev="sda1" ino=14624 res=1 21:24:16 executing program 1: syz_mount_image$msdos(&(0x7f0000000040)='msdos\x00', &(0x7f00000000c0)='./file1\x00', 0xaea4, 0x1, &(0x7f0000000300)=[{&(0x7f0000000140)="040005090000000066617400040409000200027400f801", 0x17}], 0x0, &(0x7f00000001c0)=ANY=[]) chdir(&(0x7f0000000000)='./file1\x00') r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x6900) ftruncate(r0, 0x800) lseek(r0, 0x0, 0x2) ioctl$FS_IOC_GETVERSION(r0, 0x80087601, &(0x7f00000001c0)) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) openat(r1, &(0x7f0000000180)='./bus\x00', 0x2001, 0x286) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_GET(0xffffffffffffffff, &(0x7f0000000980)={&(0x7f0000000840), 0xc, 0x0, 0x1, 0x0, 0x0, 0x810}, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000003, 0x2e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x9) madvise(&(0x7f0000fe8000/0xf000)=nil, 0xf000, 0x0) signalfd(0xffffffffffffffff, 0x0, 0x0) sendfile(r0, r2, 0x0, 0x8400fffffffa) 21:24:16 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'&$%$'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:16 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:16 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 394.028749] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:16 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 394.093220] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 394.105638] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:16 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:16 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 394.270937] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:16 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 394.574883] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:16 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, 0xffffffffffffffff, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:16 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 394.754567] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 394.817131] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:17 executing program 1: r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$6lowpan_control(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/bluetooth/6lowpan_control\x00', 0x2, 0x0) ioctl$BTRFS_IOC_BALANCE_CTL(r1, 0x40049421, 0x1) r2 = syz_mount_image$vfat(&(0x7f0000000240)='vfat\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x3, &(0x7f0000000080)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400028001000240000004f801", 0x17}, {&(0x7f0000000280)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffbf0000ffffffff46494c453020202020202030e2fc1e9fe6778a5a33a0f0e12cdf7b108c29fc0151371bd1", 0x64, 0x600}, {0x0, 0x0, 0x10dfe}], 0x0, &(0x7f00000001c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-9'}}]}) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0), 0x0, 0x0) mkdirat(r2, &(0x7f0000000040)='./file1\x00', 0x0) 21:24:17 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:17 executing program 3 (fault-call:2 fault-nth:0): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:17 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:17 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x0) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 395.049175] FAULT_INJECTION: forcing a failure. [ 395.049175] name failslab, interval 1, probability 0, space 0, times 0 [ 395.080497] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 395.108030] CPU: 1 PID: 18261 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 395.115959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.125319] Call Trace: [ 395.127918] dump_stack+0x1fc/0x2ef [ 395.131565] should_fail.cold+0xa/0xf [ 395.135381] ? setup_fault_attr+0x200/0x200 [ 395.139741] ? lock_acquire+0x170/0x3c0 [ 395.141885] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 395.143734] __should_failslab+0x115/0x180 [ 395.143754] should_failslab+0x5/0x10 [ 395.143769] __kmalloc+0x2ab/0x3c0 [ 395.143781] ? __se_sys_memfd_create+0xf8/0x440 [ 395.143797] __se_sys_memfd_create+0xf8/0x440 [ 395.143813] ? memfd_file_seals_ptr+0x150/0x150 [ 395.143836] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.182226] ? trace_hardirqs_off_caller+0x6e/0x210 [ 395.187260] ? do_syscall_64+0x21/0x620 [ 395.191259] do_syscall_64+0xf9/0x620 [ 395.195080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.200277] RIP: 0033:0x466459 [ 395.203470] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 395.222377] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 395.230107] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 395.237376] RDX: 00007fef90a14000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 395.244643] RBP: 0000000000000000 R08: 00007fef90a13ff8 R09: ffffffffffffffff 21:24:17 executing program 1: perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 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, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f00000002c0)) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000080)=0x0) process_vm_writev(r3, &(0x7f0000000240)=[{&(0x7f0000000140)=""/110, 0x6e}, {&(0x7f00000001c0)=""/78, 0x4e}], 0x2, &(0x7f0000000840)=[{&(0x7f0000000280)=""/30, 0x1e}, {&(0x7f0000000300)=""/166, 0xa6}, {&(0x7f00000003c0)=""/245, 0xf5}, {&(0x7f00000004c0)=""/124, 0x7c}, {&(0x7f0000000540)=""/66, 0x42}, {&(0x7f00000005c0)=""/144, 0x90}, {&(0x7f0000000680)=""/120, 0x78}, {&(0x7f0000000700)=""/165, 0xa5}, {&(0x7f00000007c0)=""/121, 0x79}], 0x9, 0x0) stat(&(0x7f0000000940)='./file0\x00', &(0x7f0000000980)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$DRM_IOCTL_GET_CLIENT(r2, 0xc0286405, &(0x7f0000000a00)={0x3f, 0x5, {r0}, {r4}, 0x0, 0x1}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2800004, 0x12, r2, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000900)=0x6) ioctl$KDADDIO(r1, 0x400455c8, 0x0) 21:24:17 executing program 3 (fault-call:2 fault-nth:1): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 395.251996] R10: 00007fef90a13ffc R11: 0000000000000246 R12: 0000000020000180 [ 395.259273] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 21:24:17 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 395.321042] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:17 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:17 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 395.430494] FAULT_INJECTION: forcing a failure. [ 395.430494] name failslab, interval 1, probability 0, space 0, times 0 [ 395.500479] CPU: 0 PID: 18284 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 395.508518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.517878] Call Trace: [ 395.520488] dump_stack+0x1fc/0x2ef [ 395.524125] should_fail.cold+0xa/0xf [ 395.527935] ? setup_fault_attr+0x200/0x200 [ 395.532256] ? lock_acquire+0x170/0x3c0 [ 395.536239] __should_failslab+0x115/0x180 [ 395.540482] should_failslab+0x5/0x10 [ 395.544282] kmem_cache_alloc+0x277/0x370 [ 395.548435] ? shmem_destroy_callback+0xb0/0xb0 [ 395.553120] shmem_alloc_inode+0x18/0x40 [ 395.557184] ? shmem_destroy_callback+0xb0/0xb0 [ 395.561853] alloc_inode+0x5d/0x180 [ 395.565486] new_inode+0x1d/0xf0 [ 395.568851] shmem_get_inode+0x96/0x8d0 [ 395.572860] __shmem_file_setup.part.0+0x7a/0x2b0 [ 395.577722] shmem_file_setup+0x61/0x90 [ 395.581700] __se_sys_memfd_create+0x26b/0x440 [ 395.586283] ? memfd_file_seals_ptr+0x150/0x150 [ 395.590951] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.596319] ? trace_hardirqs_off_caller+0x6e/0x210 [ 395.601336] ? do_syscall_64+0x21/0x620 [ 395.605316] do_syscall_64+0xf9/0x620 [ 395.609125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.614328] RIP: 0033:0x466459 [ 395.617518] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 395.636620] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 395.644355] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 395.651627] RDX: 00007fef90a14000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 395.658906] RBP: 0000000000000000 R08: 00007fef90a13ff8 R09: ffffffffffffffff [ 395.666178] R10: 00007fef90a13ffc R11: 0000000000000246 R12: 0000000020000180 [ 395.673449] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 21:24:18 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x0) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 395.703713] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:18 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 395.773883] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:18 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:18 executing program 3 (fault-call:2 fault-nth:2): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:18 executing program 1: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCADDRT(r0, 0x5421, &(0x7f0000000000)={0x0, @default, @netrom={'nr', 0x0}, 0x0, 'syz0\x00', @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, 0x0, [@bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) preadv(r0, &(0x7f0000000100)=[{&(0x7f0000000080)=""/7, 0x7}, {&(0x7f00000000c0)=""/42, 0x2a}, {&(0x7f0000000180)=""/226, 0xe2}, {&(0x7f0000000280)=""/131, 0x83}], 0x4, 0x6, 0x7ff) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000040)='yeah\x00', 0x5) getsockopt$inet_tcp_buf(r1, 0x6, 0x1a, 0x0, &(0x7f0000000140)) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000000)) [ 395.817789] kauditd_printk_skb: 7 callbacks suppressed [ 395.817804] audit: type=1804 audit(1618435458.072:284): pid=18302 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/195/bus" dev="sda1" ino=14715 res=1 21:24:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 395.877421] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:18 executing program 1: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCADDRT(r0, 0x5421, &(0x7f0000000000)={0x0, @default, @netrom={'nr', 0x0}, 0x0, 'syz0\x00', @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, 0x0, [@bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) ioctl$FIBMAP(r0, 0x1, &(0x7f0000000100)=0x536b) r1 = socket(0x11, 0x800000003, 0x0) bind(r1, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r1, &(0x7f00000025c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000040)=0x66) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180)='/dev/btrfs-control\x00', 0x200, 0x0) bind$alg(r3, &(0x7f00000001c0)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_sha1\x00'}, 0x58) r4 = socket(0x10, 0x800, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000140)=ANY=[@ANYBLOB="48000000009047f9000b00"/20, @ANYRES32=r2, @ANYBLOB="00000000ffffffff00000000090001007072696f000000fb170002"], 0x48}}, 0x0) [ 395.999563] FAULT_INJECTION: forcing a failure. [ 395.999563] name failslab, interval 1, probability 0, space 0, times 0 [ 396.015193] audit: type=1804 audit(1618435458.262:285): pid=18317 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/195/bus" dev="sda1" ino=14715 res=1 [ 396.038718] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:18 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 396.091262] CPU: 0 PID: 18316 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 396.099188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.108585] Call Trace: [ 396.111181] dump_stack+0x1fc/0x2ef [ 396.114816] should_fail.cold+0xa/0xf [ 396.118628] ? setup_fault_attr+0x200/0x200 [ 396.122960] ? lock_acquire+0x170/0x3c0 [ 396.126950] __should_failslab+0x115/0x180 [ 396.131196] should_failslab+0x5/0x10 [ 396.135003] kmem_cache_alloc+0x277/0x370 [ 396.139166] __d_alloc+0x2b/0xa10 [ 396.142636] d_alloc_pseudo+0x19/0x70 [ 396.146459] alloc_file_pseudo+0xc6/0x250 [ 396.150642] ? alloc_file+0x4d0/0x4d0 [ 396.154456] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 396.160091] ? shmem_get_inode+0x44c/0x8d0 [ 396.164328] __shmem_file_setup.part.0+0x102/0x2b0 [ 396.169260] shmem_file_setup+0x61/0x90 [ 396.173245] __se_sys_memfd_create+0x26b/0x440 [ 396.177840] ? memfd_file_seals_ptr+0x150/0x150 [ 396.182525] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.187902] ? trace_hardirqs_off_caller+0x6e/0x210 [ 396.192917] ? do_syscall_64+0x21/0x620 [ 396.196906] do_syscall_64+0xf9/0x620 [ 396.200806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.205991] RIP: 0033:0x466459 [ 396.209176] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 396.228250] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 21:24:18 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x8000, 0x40000) ioctl$MEDIA_IOC_REQUEST_ALLOC(r0, 0x80047c05, &(0x7f00000001c0)=0xffffffffffffffff) ioctl$EXT4_IOC_SWAP_BOOT(r1, 0x6611) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r0, 0xc0984124, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}) r2 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMSETDEVNAME(r2, 0x80184947, &(0x7f0000000080)={0x34be, 'syz0\x00'}) ioctl$IMGETVERSION(r2, 0x80044942, &(0x7f0000000040)) ioctl$IMSETDEVNAME(r2, 0x80184947, &(0x7f0000000000)={0x6, 'syz1\x00'}) [ 396.236007] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 396.243272] RDX: 00007fef90a14000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 396.250535] RBP: 0000000000000000 R08: 00007fef90a13ff8 R09: ffffffffffffffff [ 396.257820] R10: 00007fef90a13ffc R11: 0000000000000246 R12: 0000000020000180 [ 396.265084] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 21:24:18 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 396.315513] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:18 executing program 3 (fault-call:2 fault-nth:3): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:18 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x0) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:18 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 396.500909] audit: type=1804 audit(1618435458.752:286): pid=18341 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/196/bus" dev="sda1" ino=14708 res=1 [ 396.537188] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:18 executing program 1: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 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, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) read$FUSE(0xffffffffffffffff, &(0x7f0000000580)={0x2020}, 0x2020) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ptrace$setopts(0x4206, 0x0, 0x0, 0x100001) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x2, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x800008000}, 0x0, 0x0, 0x800, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000140)="f30fc7710a660ff6edf30fc734f566b858f000000f23d80f21f86635800000800f23f8ba410066b80050000066efca0000a6f30f1edcd027", 0x38}], 0x1, 0x8, &(0x7f00000003c0)=[@cr0={0x0, 0x50008}], 0x1) 21:24:18 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 396.547582] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 396.548288] FAULT_INJECTION: forcing a failure. [ 396.548288] name failslab, interval 1, probability 0, space 0, times 0 [ 396.623861] CPU: 1 PID: 18344 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 396.631779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.641146] Call Trace: [ 396.643752] dump_stack+0x1fc/0x2ef [ 396.647404] should_fail.cold+0xa/0xf [ 396.651313] ? setup_fault_attr+0x200/0x200 [ 396.655648] ? lock_acquire+0x170/0x3c0 [ 396.659640] __should_failslab+0x115/0x180 [ 396.663896] should_failslab+0x5/0x10 [ 396.667712] kmem_cache_alloc+0x277/0x370 [ 396.671890] __alloc_file+0x21/0x330 [ 396.675618] alloc_empty_file+0x6d/0x170 [ 396.679696] alloc_file+0x5e/0x4d0 [ 396.683254] alloc_file_pseudo+0x165/0x250 [ 396.687503] ? alloc_file+0x4d0/0x4d0 [ 396.691317] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 396.696953] ? shmem_get_inode+0x44c/0x8d0 [ 396.701206] __shmem_file_setup.part.0+0x102/0x2b0 [ 396.706154] shmem_file_setup+0x61/0x90 [ 396.710229] __se_sys_memfd_create+0x26b/0x440 [ 396.714857] ? memfd_file_seals_ptr+0x150/0x150 [ 396.719548] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.724927] ? trace_hardirqs_off_caller+0x6e/0x210 [ 396.729955] ? do_syscall_64+0x21/0x620 [ 396.733942] do_syscall_64+0xf9/0x620 [ 396.737758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.742951] RIP: 0033:0x466459 [ 396.746159] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 396.765334] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 21:24:19 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}]}) [ 396.773058] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 396.780336] RDX: 00007fef90a14000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 396.787611] RBP: 0000000000000000 R08: 00007fef90a13ff8 R09: ffffffffffffffff [ 396.794887] R10: 00007fef90a13ffc R11: 0000000000000246 R12: 0000000020000180 [ 396.802158] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 [ 396.825440] audit: type=1804 audit(1618435459.082:287): pid=18360 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/196/bus" dev="sda1" ino=14708 res=1 [ 396.869208] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:19 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 396.968907] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:19 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:19 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}]}) 21:24:19 executing program 3 (fault-call:2 fault-nth:4): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 397.157321] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 397.212203] FAULT_INJECTION: forcing a failure. [ 397.212203] name failslab, interval 1, probability 0, space 0, times 0 [ 397.227147] CPU: 0 PID: 18387 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 397.235044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.244426] Call Trace: [ 397.247028] dump_stack+0x1fc/0x2ef [ 397.250794] should_fail.cold+0xa/0xf [ 397.254610] ? setup_fault_attr+0x200/0x200 [ 397.258937] ? lock_acquire+0x170/0x3c0 [ 397.262943] __should_failslab+0x115/0x180 [ 397.267193] should_failslab+0x5/0x10 [ 397.270999] kmem_cache_alloc_trace+0x284/0x380 [ 397.276203] apparmor_file_alloc_security+0x394/0xad0 [ 397.281412] ? apparmor_file_receive+0x160/0x160 [ 397.286184] ? __alloc_file+0x21/0x330 [ 397.290088] security_file_alloc+0x40/0x90 [ 397.294335] __alloc_file+0xc9/0x330 [ 397.298067] alloc_empty_file+0x6d/0x170 [ 397.302140] alloc_file+0x5e/0x4d0 [ 397.305695] alloc_file_pseudo+0x165/0x250 [ 397.309938] ? alloc_file+0x4d0/0x4d0 [ 397.313749] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 397.319418] ? shmem_get_inode+0x44c/0x8d0 [ 397.323687] __shmem_file_setup.part.0+0x102/0x2b0 [ 397.328629] shmem_file_setup+0x61/0x90 [ 397.332617] __se_sys_memfd_create+0x26b/0x440 [ 397.337207] ? memfd_file_seals_ptr+0x150/0x150 [ 397.341889] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.347262] ? trace_hardirqs_off_caller+0x6e/0x210 [ 397.352291] ? do_syscall_64+0x21/0x620 [ 397.356386] do_syscall_64+0xf9/0x620 [ 397.360198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.365393] RIP: 0033:0x466459 [ 397.368591] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 397.387519] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 397.395237] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 397.402518] RDX: 00007fef90a14000 RSI: 0000000000000000 RDI: 00000000004beba8 21:24:19 executing program 3 (fault-call:2 fault-nth:5): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:19 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(0x0, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 397.409791] RBP: 0000000000000000 R08: 00007fef90a13ff8 R09: ffffffffffffffff [ 397.417065] R10: 00007fef90a13ffc R11: 0000000000000246 R12: 0000000020000180 [ 397.424339] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 21:24:19 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:19 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 397.560693] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 397.566018] FAULT_INJECTION: forcing a failure. [ 397.566018] name failslab, interval 1, probability 0, space 0, times 0 [ 397.624759] CPU: 1 PID: 18398 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 397.632778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.642135] Call Trace: [ 397.644738] dump_stack+0x1fc/0x2ef [ 397.648376] should_fail.cold+0xa/0xf [ 397.652198] ? setup_fault_attr+0x200/0x200 [ 397.656526] ? lock_acquire+0x170/0x3c0 [ 397.660548] __should_failslab+0x115/0x180 [ 397.664786] should_failslab+0x5/0x10 [ 397.668586] kmem_cache_alloc+0x277/0x370 [ 397.672738] getname_flags+0xce/0x590 [ 397.676562] do_sys_open+0x26c/0x520 [ 397.680288] ? filp_open+0x70/0x70 [ 397.683828] ? check_preemption_disabled+0x41/0x280 [ 397.689105] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.694470] ? trace_hardirqs_off_caller+0x6e/0x210 [ 397.699483] ? do_syscall_64+0x21/0x620 [ 397.703453] do_syscall_64+0xf9/0x620 [ 397.707280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.712486] RIP: 0033:0x419544 [ 397.715692] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 397.734709] RSP: 002b:00007fef90a13ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 397.742432] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419544 [ 397.749729] RDX: 0000000000000002 RSI: 00007fef90a14000 RDI: 00000000ffffff9c [ 397.756997] RBP: 00007fef90a14000 R08: 0000000000000000 R09: ffffffffffffffff [ 397.764273] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 397.771542] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:20 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}]}) [ 397.814790] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 397.861286] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:20 executing program 1: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) read$FUSE(0xffffffffffffffff, &(0x7f0000000580)={0x2020}, 0x2020) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ptrace$setopts(0x4206, 0x0, 0x0, 0x100001) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x2, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 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, @perf_config_ext={0x0, 0x800008000}, 0x0, 0x0, 0x800, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000140)="f30fc7710a660ff6edf30fc734f566b858f000000f23d80f21f86635800000800f23f8ba410066b80050000066efca0000a6f30f1edcd027", 0x38}], 0x1, 0x8, &(0x7f00000003c0)=[@cr0={0x0, 0x50008}], 0x1) 21:24:20 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(0x0, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:20 executing program 3 (fault-call:2 fault-nth:6): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:20 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:20 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 398.016166] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:20 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 398.142768] FAULT_INJECTION: forcing a failure. [ 398.142768] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 398.154607] CPU: 0 PID: 18432 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 398.162489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.171838] Call Trace: [ 398.174447] dump_stack+0x1fc/0x2ef [ 398.178081] should_fail.cold+0xa/0xf [ 398.181882] ? setup_fault_attr+0x200/0x200 [ 398.186219] __alloc_pages_nodemask+0x239/0x2890 [ 398.190986] ? mark_held_locks+0xf0/0xf0 [ 398.195066] ? __lock_acquire+0x6de/0x3ff0 [ 398.199309] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 398.204066] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 398.208929] ? rcu_nmi_exit+0xb3/0x180 [ 398.212823] ? shmem_setattr+0x2d0/0xc90 [ 398.216895] ? timespec64_trunc+0xf2/0x190 [ 398.222168] ? inode_init_owner+0x330/0x330 [ 398.226505] ? fsnotify+0x84e/0xe10 [ 398.230155] cache_grow_begin+0xa4/0x8a0 [ 398.234218] ? setup_fault_attr+0x200/0x200 [ 398.238539] ? lock_acquire+0x170/0x3c0 [ 398.242518] cache_alloc_refill+0x273/0x340 [ 398.246843] kmem_cache_alloc+0x346/0x370 [ 398.251044] getname_flags+0xce/0x590 [ 398.254856] do_sys_open+0x26c/0x520 [ 398.258573] ? filp_open+0x70/0x70 [ 398.262127] ? check_preemption_disabled+0x41/0x280 [ 398.267146] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 398.272507] ? trace_hardirqs_off_caller+0x6e/0x210 [ 398.277521] ? do_syscall_64+0x21/0x620 [ 398.281495] do_syscall_64+0xf9/0x620 [ 398.285296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.290486] RIP: 0033:0x419544 [ 398.293675] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 398.313532] RSP: 002b:00007fef90a13ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 398.321241] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419544 [ 398.328513] RDX: 0000000000000002 RSI: 00007fef90a14000 RDI: 00000000ffffff9c [ 398.335775] RBP: 00007fef90a14000 R08: 0000000000000000 R09: ffffffffffffffff [ 398.343043] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 398.350307] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 398.373623] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 398.410215] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:20 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(0x0, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:20 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:20 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 398.551778] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 398.571488] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:20 executing program 3 (fault-call:2 fault-nth:7): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:20 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 398.656727] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:21 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 398.811815] FAULT_INJECTION: forcing a failure. [ 398.811815] name failslab, interval 1, probability 0, space 0, times 0 [ 398.823515] CPU: 0 PID: 18469 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 398.831415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.840776] Call Trace: [ 398.843401] dump_stack+0x1fc/0x2ef [ 398.847041] should_fail.cold+0xa/0xf [ 398.850854] ? setup_fault_attr+0x200/0x200 [ 398.855185] ? lock_acquire+0x170/0x3c0 [ 398.859262] __should_failslab+0x115/0x180 [ 398.863510] should_failslab+0x5/0x10 [ 398.867329] kmem_cache_alloc+0x277/0x370 [ 398.871492] __alloc_file+0x21/0x330 [ 398.875218] alloc_empty_file+0x6d/0x170 [ 398.879290] path_openat+0xe9/0x2df0 [ 398.883025] ? __lock_acquire+0x6de/0x3ff0 [ 398.887276] ? path_lookupat+0x8d0/0x8d0 [ 398.891349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 398.896118] ? mark_held_locks+0xf0/0xf0 [ 398.900188] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 398.904794] do_filp_open+0x18c/0x3f0 [ 398.905792] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 398.908599] ? may_open_dev+0xf0/0xf0 [ 398.908617] ? __alloc_fd+0x28d/0x570 [ 398.908638] ? lock_downgrade+0x720/0x720 [ 398.908651] ? lock_acquire+0x170/0x3c0 [ 398.908668] ? __alloc_fd+0x34/0x570 [ 398.935681] ? do_raw_spin_unlock+0x171/0x230 [ 398.940186] ? _raw_spin_unlock+0x29/0x40 [ 398.944355] ? __alloc_fd+0x28d/0x570 [ 398.948168] do_sys_open+0x3b3/0x520 [ 398.951903] ? filp_open+0x70/0x70 [ 398.955485] ? check_preemption_disabled+0x41/0x280 [ 398.960517] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 398.965902] ? trace_hardirqs_off_caller+0x6e/0x210 [ 398.970927] ? do_syscall_64+0x21/0x620 [ 398.974913] do_syscall_64+0xf9/0x620 [ 398.978746] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.983939] RIP: 0033:0x419544 [ 398.987139] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 399.006130] RSP: 002b:00007fef90a13ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 399.013851] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419544 [ 399.021124] RDX: 0000000000000002 RSI: 00007fef90a14000 RDI: 00000000ffffff9c [ 399.028433] RBP: 00007fef90a14000 R08: 0000000000000000 R09: ffffffffffffffff [ 399.035793] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 399.043060] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:21 executing program 1: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 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, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) read$FUSE(0xffffffffffffffff, &(0x7f0000000580)={0x2020}, 0x2020) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ptrace$setopts(0x4206, 0x0, 0x0, 0x100001) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc5e]}) ioctl$KVM_RUN(r3, 0xae80, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x2, 0x0, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 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, @perf_config_ext={0x0, 0x800008000}, 0x0, 0x0, 0x800, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000140)="f30fc7710a660ff6edf30fc734f566b858f000000f23d80f21f86635800000800f23f8ba410066b80050000066efca0000a6f30f1edcd027", 0x38}], 0x1, 0x8, &(0x7f00000003c0)=[@cr0={0x0, 0x50008}], 0x1) 21:24:21 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x0, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 399.065435] audit: type=1804 audit(1618435461.313:288): pid=18478 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/200/bus" dev="sda1" ino=14727 res=1 [ 399.104170] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:21 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:21 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x64], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:21 executing program 3 (fault-call:2 fault-nth:8): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 399.274237] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:21 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 399.367562] FAULT_INJECTION: forcing a failure. [ 399.367562] name failslab, interval 1, probability 0, space 0, times 0 21:24:21 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x0, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 399.408134] audit: type=1804 audit(1618435461.653:289): pid=18505 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/201/bus" dev="sda1" ino=14595 res=1 [ 399.430623] CPU: 0 PID: 18503 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 399.439827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.449195] Call Trace: [ 399.452411] dump_stack+0x1fc/0x2ef [ 399.456078] should_fail.cold+0xa/0xf [ 399.459891] ? setup_fault_attr+0x200/0x200 [ 399.464226] ? lock_acquire+0x170/0x3c0 [ 399.468216] __should_failslab+0x115/0x180 [ 399.472469] should_failslab+0x5/0x10 [ 399.476288] kmem_cache_alloc_trace+0x284/0x380 [ 399.480980] apparmor_file_alloc_security+0x394/0xad0 [ 399.486191] ? apparmor_file_receive+0x160/0x160 [ 399.490962] ? __alloc_file+0x21/0x330 [ 399.494861] security_file_alloc+0x40/0x90 [ 399.499110] __alloc_file+0xc9/0x330 [ 399.502827] alloc_empty_file+0x6d/0x170 [ 399.506893] path_openat+0xe9/0x2df0 [ 399.510615] ? __lock_acquire+0x6de/0x3ff0 [ 399.514883] ? path_lookupat+0x8d0/0x8d0 [ 399.518959] ? mark_held_locks+0xf0/0xf0 [ 399.523035] ? mark_held_locks+0xa6/0xf0 [ 399.527369] do_filp_open+0x18c/0x3f0 [ 399.531166] ? may_open_dev+0xf0/0xf0 [ 399.534969] ? __alloc_fd+0x28d/0x570 [ 399.538774] ? lock_downgrade+0x720/0x720 [ 399.543014] ? do_raw_spin_unlock+0x171/0x230 [ 399.547526] ? _raw_spin_unlock+0x29/0x40 [ 399.551670] ? __alloc_fd+0x28d/0x570 [ 399.555505] do_sys_open+0x3b3/0x520 [ 399.559225] ? filp_open+0x70/0x70 [ 399.562772] ? do_syscall_64+0x4f/0x620 [ 399.566768] do_syscall_64+0xf9/0x620 [ 399.570570] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.575760] RIP: 0033:0x419544 [ 399.578972] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 399.598049] RSP: 002b:00007fef90a13ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 21:24:21 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:21 executing program 3 (fault-call:2 fault-nth:9): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 399.605758] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419544 [ 399.613025] RDX: 0000000000000002 RSI: 00007fef90a14000 RDI: 00000000ffffff9c [ 399.620291] RBP: 00007fef90a14000 R08: 0000000000000000 R09: ffffffffffffffff [ 399.627557] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 399.634826] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 399.715175] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:22 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x35, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:22 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff310000000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 399.857449] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 399.940957] audit: type=1804 audit(1618435462.193:290): pid=18531 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/202/bus" dev="sda1" ino=14353 res=1 [ 399.968094] FAULT_INJECTION: forcing a failure. [ 399.968094] name failslab, interval 1, probability 0, space 0, times 0 [ 400.007185] CPU: 0 PID: 18529 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 400.015186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.024547] Call Trace: [ 400.027144] dump_stack+0x1fc/0x2ef [ 400.030785] should_fail.cold+0xa/0xf [ 400.034596] ? setup_fault_attr+0x200/0x200 [ 400.038929] ? lock_acquire+0x170/0x3c0 [ 400.042916] __should_failslab+0x115/0x180 [ 400.047161] should_failslab+0x5/0x10 [ 400.051013] kmem_cache_alloc_trace+0x284/0x380 [ 400.055697] ? loop_info64_to_compat+0x5e0/0x5e0 [ 400.060466] __kthread_create_on_node+0xd2/0x410 [ 400.065230] ? kthread_parkme+0xa0/0xa0 [ 400.069209] ? lo_ioctl+0x1bb/0x20e0 [ 400.072936] ? __mutex_lock+0x3a8/0x1260 [ 400.077008] ? lock_downgrade+0x720/0x720 [ 400.081204] ? loop_info64_to_compat+0x5e0/0x5e0 [ 400.085972] kthread_create_on_node+0xbb/0xf0 [ 400.090511] ? __kthread_create_on_node+0x410/0x410 [ 400.095534] ? __fget+0x356/0x510 [ 400.098999] ? do_dup2+0x450/0x450 [ 400.102550] ? __lockdep_init_map+0x100/0x5a0 [ 400.107059] ? __lockdep_init_map+0x100/0x5a0 [ 400.111747] lo_ioctl+0xae5/0x20e0 [ 400.116313] ? loop_set_status64+0x110/0x110 [ 400.120738] blkdev_ioctl+0x5cb/0x1a80 [ 400.124635] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.130006] ? blkpg_ioctl+0x9d0/0x9d0 [ 400.133903] ? mark_held_locks+0xf0/0xf0 [ 400.137972] ? mark_held_locks+0xf0/0xf0 [ 400.142049] ? debug_check_no_obj_freed+0x201/0x490 [ 400.147078] ? lock_downgrade+0x720/0x720 [ 400.151235] block_ioctl+0xe9/0x130 [ 400.154869] ? blkdev_fallocate+0x3f0/0x3f0 [ 400.159197] do_vfs_ioctl+0xcdb/0x12e0 [ 400.163126] ? lock_downgrade+0x720/0x720 [ 400.167286] ? check_preemption_disabled+0x41/0x280 [ 400.172307] ? ioctl_preallocate+0x200/0x200 [ 400.176727] ? __fget+0x356/0x510 [ 400.180186] ? do_dup2+0x450/0x450 [ 400.183732] ? do_sys_open+0x2bf/0x520 [ 400.187629] ksys_ioctl+0x9b/0xc0 [ 400.191090] __x64_sys_ioctl+0x6f/0xb0 [ 400.194988] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 400.199573] do_syscall_64+0xf9/0x620 [ 400.203381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.208573] RIP: 0033:0x466217 [ 400.211780] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 400.230774] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 400.238493] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 400.245787] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 400.253075] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 400.260360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 400.267630] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:22 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(0x0, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:22 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:22 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, 0x0, 0x0) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:22 executing program 3 (fault-call:2 fault-nth:10): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:22 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x0, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 400.365027] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:22 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 400.547840] FAULT_INJECTION: forcing a failure. [ 400.547840] name failslab, interval 1, probability 0, space 0, times 0 [ 400.559823] CPU: 1 PID: 18552 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 400.567723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.573503] audit: type=1804 audit(1618435462.814:291): pid=18558 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/203/bus" dev="sda1" ino=14722 res=1 [ 400.577079] Call Trace: [ 400.577197] dump_stack+0x1fc/0x2ef [ 400.607194] should_fail.cold+0xa/0xf [ 400.611007] ? is_bpf_text_address+0xfc/0x1b0 [ 400.615514] ? setup_fault_attr+0x200/0x200 [ 400.619846] ? kernel_text_address+0xbd/0xf0 [ 400.624266] ? __kernel_text_address+0x9/0x30 [ 400.628779] ? unwind_get_return_address+0x51/0x90 [ 400.633721] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.639099] __should_failslab+0x115/0x180 [ 400.643352] should_failslab+0x5/0x10 [ 400.647163] kmem_cache_alloc+0x3f/0x370 [ 400.651245] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 400.656979] idr_get_free+0x50e/0xa10 [ 400.660806] idr_alloc_u32+0x1a5/0x320 [ 400.663474] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 400.664706] ? __fprop_inc_percpu_max+0x210/0x210 [ 400.664724] ? check_preemption_disabled+0x41/0x280 [ 400.664740] ? check_preemption_disabled+0x41/0x280 [ 400.664761] ? should_fail+0x142/0x7b0 [ 400.664785] ? fs_reclaim_release+0xd0/0x110 [ 400.698218] idr_alloc_cyclic+0x102/0x230 [ 400.702377] ? idr_alloc+0x130/0x130 [ 400.706101] ? __kernfs_new_node+0xf9/0x680 [ 400.710434] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 400.715461] __kernfs_new_node+0x11a/0x680 [ 400.719703] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 400.724464] ? _raw_spin_unlock_irq+0x5a/0x80 [ 400.728961] ? __cpu_to_node+0x7b/0xa0 [ 400.732865] ? mark_held_locks+0xf0/0xf0 [ 400.736928] ? io_schedule_timeout+0x140/0x140 [ 400.741604] ? enqueue_entity+0xf86/0x3850 [ 400.745848] ? set_user_nice.part.0+0x3b9/0xab0 [ 400.750529] kernfs_create_dir_ns+0x9e/0x230 [ 400.755118] internal_create_group+0x1c1/0xb20 [ 400.759709] ? sysfs_remove_link_from_group+0x70/0x70 [ 400.764909] ? lock_downgrade+0x720/0x720 [ 400.769087] lo_ioctl+0xf7c/0x20e0 [ 400.772747] ? loop_set_status64+0x110/0x110 [ 400.777177] blkdev_ioctl+0x5cb/0x1a80 [ 400.781070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.786437] ? blkpg_ioctl+0x9d0/0x9d0 [ 400.790357] ? mark_held_locks+0xf0/0xf0 [ 400.794423] ? mark_held_locks+0xf0/0xf0 [ 400.798489] ? debug_check_no_obj_freed+0x201/0x490 [ 400.803530] ? lock_downgrade+0x720/0x720 [ 400.807683] block_ioctl+0xe9/0x130 [ 400.811327] ? blkdev_fallocate+0x3f0/0x3f0 [ 400.815651] do_vfs_ioctl+0xcdb/0x12e0 [ 400.819543] ? lock_downgrade+0x720/0x720 [ 400.823692] ? check_preemption_disabled+0x41/0x280 [ 400.828712] ? ioctl_preallocate+0x200/0x200 [ 400.833131] ? __fget+0x356/0x510 [ 400.836587] ? do_dup2+0x450/0x450 [ 400.840143] ? do_sys_open+0x2bf/0x520 [ 400.844037] ksys_ioctl+0x9b/0xc0 [ 400.847494] __x64_sys_ioctl+0x6f/0xb0 [ 400.851384] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 400.856254] do_syscall_64+0xf9/0x620 [ 400.860064] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.865254] RIP: 0033:0x466217 [ 400.868447] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 400.887363] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 21:24:23 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, 0x0, 0x0) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 400.895075] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 400.902343] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 400.909612] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 400.916885] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 400.924155] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:23 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 401.058852] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 401.071782] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 401.107241] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:23 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:23 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 401.219744] audit: type=1804 audit(1618435463.474:292): pid=18578 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/204/bus" dev="sda1" ino=14746 res=1 21:24:23 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, 0x0, 0x0) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:23 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x36, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 401.454259] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 401.477210] audit: type=1804 audit(1618435463.724:293): pid=18595 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/205/bus" dev="sda1" ino=14733 res=1 [ 401.598393] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:24 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet6_udp(0xa, 0x2, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) clock_gettime(0x0, &(0x7f00000043c0)={0x0, 0x0}) recvmmsg(r0, &(0x7f0000004240)=[{{&(0x7f0000000000)=@l2tp6={0xa, 0x0, 0x0, @mcast1}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)=""/93, 0x5d}, {&(0x7f0000000100)=""/210, 0xd2}], 0x2, &(0x7f0000000240)=""/33, 0x21}, 0x7}, {{&(0x7f0000000280)=@ax25={{0x3, @null}, [@null, @bcast, @rose, @null, @bcast, @remote, @default, @default]}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000300)=""/88, 0x58}, {&(0x7f0000000380)=""/61, 0x3d}, {&(0x7f00000003c0)=""/226, 0xe2}, {&(0x7f00000004c0)=""/253, 0xfd}, {&(0x7f00000005c0)=""/127, 0x7f}], 0x5, &(0x7f00000006c0)=""/108, 0x6c}, 0x9}, {{&(0x7f0000000740)=@ieee802154={0x24, @long}, 0x80, &(0x7f0000001b80)=[{&(0x7f00000007c0)=""/206, 0xce}, {&(0x7f00000008c0)=""/43, 0x2b}, {&(0x7f0000000900)=""/17, 0x11}, {&(0x7f0000000940)=""/127, 0x7f}, {&(0x7f00000009c0)=""/248, 0xf8}, {&(0x7f0000000ac0)=""/170, 0xaa}, {&(0x7f0000000b80)=""/4096, 0x1000}], 0x7}, 0x400}, {{&(0x7f0000001c00)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private2}}}, 0x80, &(0x7f0000002c80)=[{&(0x7f0000001c80)=""/4096, 0x1000}], 0x1}}, {{0x0, 0x0, &(0x7f0000003ec0)=[{&(0x7f0000002cc0)=""/4096, 0x1000}, {&(0x7f0000003cc0)=""/222, 0xde}, {&(0x7f0000003dc0)=""/110, 0x6e}, {&(0x7f0000003e40)=""/96, 0x60}], 0x4, &(0x7f0000003f00)=""/72, 0x48}, 0x80000000}, {{0x0, 0x0, &(0x7f00000041c0)=[{&(0x7f0000003f80)=""/82, 0x52}, {&(0x7f0000004000)=""/102, 0x66}, {&(0x7f0000004080)=""/84, 0x54}, {&(0x7f0000004100)=""/142, 0x8e}], 0x4, &(0x7f0000004200)=""/3, 0x3}, 0x2}], 0x6, 0x142, &(0x7f0000004400)={r1, r2+10000000}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, 0x0, 0x0) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xfffa, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) 21:24:24 executing program 3 (fault-call:2 fault-nth:11): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:24 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:24 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040), 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:24 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 401.884960] FAULT_INJECTION: forcing a failure. [ 401.884960] name failslab, interval 1, probability 0, space 0, times 0 [ 401.928152] CPU: 0 PID: 18620 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 401.936080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.945439] Call Trace: [ 401.948041] dump_stack+0x1fc/0x2ef [ 401.951683] should_fail.cold+0xa/0xf [ 401.955541] ? setup_fault_attr+0x200/0x200 [ 401.959867] ? lock_acquire+0x170/0x3c0 [ 401.963859] __should_failslab+0x115/0x180 [ 401.968106] should_failslab+0x5/0x10 [ 401.971923] kmem_cache_alloc+0x277/0x370 [ 401.976084] __kernfs_new_node+0xd2/0x680 [ 401.980241] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 401.985002] ? kernfs_activate+0x2c/0x1d0 [ 401.989505] ? lock_downgrade+0x720/0x720 [ 401.993663] ? kernfs_add_one+0x51/0x4c0 [ 401.997731] ? __mutex_add_waiter+0x160/0x160 [ 402.002234] ? __mutex_unlock_slowpath+0xea/0x610 [ 402.007086] kernfs_new_node+0x92/0x120 [ 402.011069] __kernfs_create_file+0x51/0x340 [ 402.015486] sysfs_add_file_mode_ns+0x226/0x540 [ 402.020168] internal_create_group+0x355/0xb20 [ 402.024777] ? sysfs_remove_link_from_group+0x70/0x70 [ 402.029985] ? lock_downgrade+0x720/0x720 [ 402.034147] lo_ioctl+0xf7c/0x20e0 [ 402.037695] ? loop_set_status64+0x110/0x110 [ 402.042106] blkdev_ioctl+0x5cb/0x1a80 [ 402.046002] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.051369] ? blkpg_ioctl+0x9d0/0x9d0 [ 402.055262] ? mark_held_locks+0xf0/0xf0 [ 402.059352] ? mark_held_locks+0xf0/0xf0 [ 402.063427] ? debug_check_no_obj_freed+0x201/0x490 [ 402.068449] ? lock_downgrade+0x720/0x720 [ 402.072600] block_ioctl+0xe9/0x130 [ 402.076228] ? blkdev_fallocate+0x3f0/0x3f0 [ 402.080563] do_vfs_ioctl+0xcdb/0x12e0 [ 402.084455] ? lock_downgrade+0x720/0x720 [ 402.088604] ? check_preemption_disabled+0x41/0x280 [ 402.093623] ? ioctl_preallocate+0x200/0x200 [ 402.098033] ? __fget+0x356/0x510 [ 402.101491] ? do_dup2+0x450/0x450 [ 402.105033] ? do_sys_open+0x2bf/0x520 [ 402.109030] ksys_ioctl+0x9b/0xc0 [ 402.112503] __x64_sys_ioctl+0x6f/0xb0 [ 402.116396] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 402.120980] do_syscall_64+0xf9/0x620 [ 402.124786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.129970] RIP: 0033:0x466217 [ 402.133183] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.152093] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 402.159811] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 402.167086] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 21:24:24 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet_sctp(0x2, 0x5, 0x84) socket$inet6_udp(0xa, 0x2, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) clock_gettime(0x0, &(0x7f00000043c0)={0x0, 0x0}) recvmmsg(r0, &(0x7f0000004240)=[{{&(0x7f0000000000)=@l2tp6={0xa, 0x0, 0x0, @mcast1}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)=""/93, 0x5d}, {&(0x7f0000000100)=""/210, 0xd2}], 0x2, &(0x7f0000000240)=""/33, 0x21}, 0x7}, {{&(0x7f0000000280)=@ax25={{0x3, @null}, [@null, @bcast, @rose, @null, @bcast, @remote, @default, @default]}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000300)=""/88, 0x58}, {&(0x7f0000000380)=""/61, 0x3d}, {&(0x7f00000003c0)=""/226, 0xe2}, {&(0x7f00000004c0)=""/253, 0xfd}, {&(0x7f00000005c0)=""/127, 0x7f}], 0x5, &(0x7f00000006c0)=""/108, 0x6c}, 0x9}, {{&(0x7f0000000740)=@ieee802154={0x24, @long}, 0x80, &(0x7f0000001b80)=[{&(0x7f00000007c0)=""/206, 0xce}, {&(0x7f00000008c0)=""/43, 0x2b}, {&(0x7f0000000900)=""/17, 0x11}, {&(0x7f0000000940)=""/127, 0x7f}, {&(0x7f00000009c0)=""/248, 0xf8}, {&(0x7f0000000ac0)=""/170, 0xaa}, {&(0x7f0000000b80)=""/4096, 0x1000}], 0x7}, 0x400}, {{&(0x7f0000001c00)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private2}}}, 0x80, &(0x7f0000002c80)=[{&(0x7f0000001c80)=""/4096, 0x1000}], 0x1}}, {{0x0, 0x0, &(0x7f0000003ec0)=[{&(0x7f0000002cc0)=""/4096, 0x1000}, {&(0x7f0000003cc0)=""/222, 0xde}, {&(0x7f0000003dc0)=""/110, 0x6e}, {&(0x7f0000003e40)=""/96, 0x60}], 0x4, &(0x7f0000003f00)=""/72, 0x48}, 0x80000000}, {{0x0, 0x0, &(0x7f00000041c0)=[{&(0x7f0000003f80)=""/82, 0x52}, {&(0x7f0000004000)=""/102, 0x66}, {&(0x7f0000004080)=""/84, 0x54}, {&(0x7f0000004100)=""/142, 0x8e}], 0x4, &(0x7f0000004200)=""/3, 0x3}, 0x2}], 0x6, 0x142, &(0x7f0000004400)={r1, r2+10000000}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, 0x0, 0x0) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xfffa, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) [ 402.174367] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 402.181639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 402.188910] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 402.237163] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 402.239133] audit: type=1804 audit(1618435464.494:294): pid=18632 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/206/bus" dev="sda1" ino=14762 res=1 [ 402.278837] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:24 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040), 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 402.303054] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:24 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:24 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x1d, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:24 executing program 3 (fault-call:2 fault-nth:12): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 402.586748] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 402.600579] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:24 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:24 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = getpgrp(r0) perf_event_open(&(0x7f0000000300)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x9, 0xc0, 0x8, 0x0, 0x0, 0xe49, 0x3008, 0x2, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x3}, 0x0, 0x5f, 0x6, 0x0, 0x8, 0x1, 0x8}, 0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x3) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) r5 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, 0xffffffffffffffff, &(0x7f000086fff4)) getpid() write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000b00)=ANY=[@ANYBLOB="7f454c4607020379020000000000000003003e00756b0000d80100000000000040000000000000000f03000000000000c4000000810038000100020006000f0c06000000871e0000f9ffffffffffffff0500000000000000050000000000000002040000000000000000000001000000000000000000000151e57464cd36000020000000000000000000000000000000010000000000000007000000000000000000008000000000ffffffff00000000b237a92d4fd1e393689dae42b59518f59895c2003a38e9c635d53e2cc5a7e673accf5f80e8bd567bc5d072cdbc9c386f05c32b024d5ee6e61eafefc69a65b389a92e97dc1f018a96e082c3eff834ec300f7018bbc84a2e64652637d512e0c3dedda7b9bd5c0a66a601ba94ee98c5fa0ceaa8d9791a383f6d86fc921b7322bc74ac902c460a447a305c3bb31353aabe703c78570c223317c5f788a5fea369b0cf87b0627322959b561f82509b2588fe0af09179360c450db0e18c48c31a722d318059c2ef745132fe6a5c5f4127fac587c15b23de2216ce3b2e8d5006ee2fc28ca43aa10254b30ca6f873dd028c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000090000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009cb1b303943a21966e53c10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000120b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dfffffffffffffff00"/2670], 0xa9d) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f0000000080)="660f010aa81bd604d604d1c4c38d0a970400000000f6b9817411833ef32e360f09260f01c5f30f090f3226f33e0f32c4c16df37300", 0x35}], 0x1, 0x20, 0x0, 0x0) r6 = getpgrp(r0) ioctl$KVM_RUN(r4, 0xae80, 0x0) r7 = openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0xbd, 0x1, 0x0, 0x0, 0x0, 0x0, 0x802, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x6, 0x1, @perf_bp={0x0, 0x10}, 0x0, 0xc9, 0x20, 0x0, 0x5, 0x8, 0x6}, r6, 0x7, 0xffffffffffffffff, 0x8) readv(r7, 0x0, 0x0) 21:24:25 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 402.681635] audit: type=1804 audit(1618435464.935:295): pid=18662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/207/bus" dev="sda1" ino=14759 res=1 [ 402.757627] FAULT_INJECTION: forcing a failure. [ 402.757627] name failslab, interval 1, probability 0, space 0, times 0 [ 402.771698] CPU: 0 PID: 18661 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 402.779598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.788953] Call Trace: [ 402.791552] dump_stack+0x1fc/0x2ef [ 402.795195] should_fail.cold+0xa/0xf [ 402.799009] ? setup_fault_attr+0x200/0x200 [ 402.803351] ? lock_acquire+0x170/0x3c0 21:24:25 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040), 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 402.807351] __should_failslab+0x115/0x180 [ 402.811603] should_failslab+0x5/0x10 [ 402.815410] kmem_cache_alloc+0x277/0x370 [ 402.819572] __kernfs_new_node+0xd2/0x680 [ 402.823760] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 402.828535] ? __kernfs_new_node+0x1a/0x680 [ 402.832868] kernfs_new_node+0x92/0x120 [ 402.836856] __kernfs_create_file+0x51/0x340 [ 402.841279] sysfs_add_file_mode_ns+0x226/0x540 [ 402.845963] internal_create_group+0x355/0xb20 [ 402.850587] ? sysfs_remove_link_from_group+0x70/0x70 [ 402.855786] ? lock_downgrade+0x720/0x720 [ 402.859958] lo_ioctl+0xf7c/0x20e0 [ 402.863512] ? loop_set_status64+0x110/0x110 [ 402.867935] blkdev_ioctl+0x5cb/0x1a80 [ 402.871832] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.877201] ? blkpg_ioctl+0x9d0/0x9d0 [ 402.881128] ? mark_held_locks+0xf0/0xf0 [ 402.885202] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.889974] ? debug_check_no_obj_freed+0x201/0x490 [ 402.894999] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 402.899761] block_ioctl+0xe9/0x130 [ 402.903386] ? blkdev_fallocate+0x3f0/0x3f0 [ 402.907710] do_vfs_ioctl+0xcdb/0x12e0 [ 402.911600] ? lock_downgrade+0x720/0x720 [ 402.915750] ? check_preemption_disabled+0x41/0x280 [ 402.920768] ? ioctl_preallocate+0x200/0x200 [ 402.925192] ? __fget+0x356/0x510 [ 402.928650] ? do_dup2+0x450/0x450 [ 402.932193] ? rcu_nmi_exit+0xb3/0x180 [ 402.936087] ksys_ioctl+0x9b/0xc0 [ 402.939538] __x64_sys_ioctl+0x6f/0xb0 [ 402.943436] do_syscall_64+0xf9/0x620 [ 402.947259] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.952446] RIP: 0033:0x466217 [ 402.955638] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.974541] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 402.982250] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 402.989519] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 402.996787] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff 21:24:25 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x63, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 403.004056] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 403.011333] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 403.075752] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:25 executing program 3 (fault-call:2 fault-nth:13): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 403.179012] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 403.186916] audit: type=1804 audit(1618435465.435:296): pid=18690 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/208/bus" dev="sda1" ino=14770 res=1 [ 403.217957] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 403.237887] FAULT_INJECTION: forcing a failure. [ 403.237887] name failslab, interval 1, probability 0, space 0, times 0 [ 403.253009] CPU: 1 PID: 18693 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 403.260910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.270270] Call Trace: [ 403.272880] dump_stack+0x1fc/0x2ef [ 403.276541] should_fail.cold+0xa/0xf [ 403.280365] ? setup_fault_attr+0x200/0x200 [ 403.284701] ? lock_acquire+0x170/0x3c0 [ 403.288697] __should_failslab+0x115/0x180 [ 403.292963] should_failslab+0x5/0x10 [ 403.296870] kmem_cache_alloc+0x277/0x370 [ 403.301023] __kernfs_new_node+0xd2/0x680 [ 403.305305] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 403.310071] ? __mutex_unlock_slowpath+0xea/0x610 [ 403.314919] ? wait_for_completion_io+0x10/0x10 [ 403.319694] ? kernfs_next_descendant_post+0x19c/0x290 [ 403.325020] kernfs_new_node+0x92/0x120 [ 403.329107] __kernfs_create_file+0x51/0x340 [ 403.333544] sysfs_add_file_mode_ns+0x226/0x540 [ 403.338227] internal_create_group+0x355/0xb20 [ 403.343169] ? sysfs_remove_link_from_group+0x70/0x70 [ 403.348380] ? lock_downgrade+0x720/0x720 [ 403.352566] lo_ioctl+0xf7c/0x20e0 [ 403.356117] ? loop_set_status64+0x110/0x110 [ 403.360636] blkdev_ioctl+0x5cb/0x1a80 [ 403.364534] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.370033] ? blkpg_ioctl+0x9d0/0x9d0 [ 403.373935] ? mark_held_locks+0xf0/0xf0 [ 403.378012] ? mark_held_locks+0xf0/0xf0 [ 403.382204] ? debug_check_no_obj_freed+0x201/0x490 [ 403.387249] ? lock_downgrade+0x720/0x720 [ 403.391428] block_ioctl+0xe9/0x130 [ 403.395072] ? blkdev_fallocate+0x3f0/0x3f0 [ 403.399416] do_vfs_ioctl+0xcdb/0x12e0 [ 403.403413] ? lock_downgrade+0x720/0x720 [ 403.407566] ? check_preemption_disabled+0x41/0x280 [ 403.412589] ? ioctl_preallocate+0x200/0x200 [ 403.417023] ? __fget+0x356/0x510 [ 403.420482] ? do_dup2+0x450/0x450 [ 403.424228] ? do_sys_open+0x2bf/0x520 [ 403.428155] ksys_ioctl+0x9b/0xc0 [ 403.431610] __x64_sys_ioctl+0x6f/0xb0 [ 403.435512] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 403.440107] do_syscall_64+0xf9/0x620 [ 403.444024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.449222] RIP: 0033:0x466217 [ 403.452412] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 403.471332] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 403.479047] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 21:24:25 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(0xffffffffffffffff, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:25 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060800000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 403.486317] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 403.493587] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 403.500857] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 403.508483] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:25 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:25 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 403.672295] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:26 executing program 3 (fault-call:2 fault-nth:14): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 403.817845] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 403.825735] audit: type=1804 audit(1618435466.075:297): pid=18709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/209/bus" dev="sda1" ino=14775 res=1 21:24:26 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(0xffffffffffffffff, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:26 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 403.904430] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 403.984325] FAULT_INJECTION: forcing a failure. [ 403.984325] name failslab, interval 1, probability 0, space 0, times 0 [ 404.001948] CPU: 1 PID: 18723 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 404.009861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.019258] Call Trace: [ 404.022220] dump_stack+0x1fc/0x2ef [ 404.025869] should_fail.cold+0xa/0xf [ 404.029694] ? setup_fault_attr+0x200/0x200 [ 404.034036] ? lock_acquire+0x170/0x3c0 [ 404.038035] __should_failslab+0x115/0x180 [ 404.042294] should_failslab+0x5/0x10 [ 404.046138] kmem_cache_alloc+0x277/0x370 [ 404.050301] __kernfs_new_node+0xd2/0x680 [ 404.054462] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 404.059223] ? __mutex_unlock_slowpath+0xea/0x610 [ 404.064074] ? wait_for_completion_io+0x10/0x10 [ 404.068764] ? kernfs_next_descendant_post+0x19c/0x290 [ 404.074077] kernfs_new_node+0x92/0x120 [ 404.078075] __kernfs_create_file+0x51/0x340 [ 404.082514] sysfs_add_file_mode_ns+0x226/0x540 [ 404.087194] internal_create_group+0x355/0xb20 [ 404.091788] ? sysfs_remove_link_from_group+0x70/0x70 [ 404.096989] ? lock_downgrade+0x720/0x720 [ 404.101156] lo_ioctl+0xf7c/0x20e0 [ 404.105694] ? loop_set_status64+0x110/0x110 [ 404.110198] blkdev_ioctl+0x5cb/0x1a80 [ 404.114091] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.119460] ? blkpg_ioctl+0x9d0/0x9d0 [ 404.123373] ? mark_held_locks+0xf0/0xf0 [ 404.127454] ? mark_held_locks+0xf0/0xf0 [ 404.131533] ? debug_check_no_obj_freed+0x201/0x490 [ 404.136590] ? lock_downgrade+0x720/0x720 [ 404.140739] block_ioctl+0xe9/0x130 [ 404.144364] ? blkdev_fallocate+0x3f0/0x3f0 [ 404.148687] do_vfs_ioctl+0xcdb/0x12e0 [ 404.152580] ? lock_downgrade+0x720/0x720 [ 404.156740] ? check_preemption_disabled+0x41/0x280 [ 404.161777] ? ioctl_preallocate+0x200/0x200 [ 404.166198] ? __fget+0x356/0x510 [ 404.169658] ? do_dup2+0x450/0x450 [ 404.173200] ? do_sys_open+0x2bf/0x520 [ 404.177096] ksys_ioctl+0x9b/0xc0 [ 404.180573] __x64_sys_ioctl+0x6f/0xb0 [ 404.184465] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 404.189056] do_syscall_64+0xf9/0x620 [ 404.192868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.198062] RIP: 0033:0x466217 [ 404.201256] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 404.220160] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 404.227873] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 404.235146] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 404.242437] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 404.249714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 404.256989] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 404.360404] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 404.394534] audit: type=1804 audit(1618435466.655:298): pid=18734 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/210/bus" dev="sda1" ino=14759 res=1 21:24:27 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(0xffffffffffffffff, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:27 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:27 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:27 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(0xffffffffffffffff, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:27 executing program 3 (fault-call:2 fault-nth:15): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:27 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 404.991114] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 405.032035] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 405.054083] FAULT_INJECTION: forcing a failure. [ 405.054083] name failslab, interval 1, probability 0, space 0, times 0 [ 405.070921] CPU: 0 PID: 18772 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 405.078528] audit: type=1804 audit(1618435467.335:299): pid=18777 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/211/bus" dev="sda1" ino=14791 res=1 [ 405.078840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.111989] Call Trace: [ 405.114615] dump_stack+0x1fc/0x2ef [ 405.118261] should_fail.cold+0xa/0xf [ 405.122087] ? setup_fault_attr+0x200/0x200 [ 405.126525] ? lock_acquire+0x170/0x3c0 21:24:27 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 405.130539] __should_failslab+0x115/0x180 [ 405.134789] should_failslab+0x5/0x10 [ 405.138624] kmem_cache_alloc+0x277/0x370 [ 405.142787] __kernfs_new_node+0xd2/0x680 [ 405.146950] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 405.151715] ? __mutex_unlock_slowpath+0xea/0x610 [ 405.156575] ? wait_for_completion_io+0x10/0x10 [ 405.161262] ? kernfs_next_descendant_post+0x19c/0x290 [ 405.166562] kernfs_new_node+0x92/0x120 [ 405.170559] __kernfs_create_file+0x51/0x340 [ 405.175006] sysfs_add_file_mode_ns+0x226/0x540 [ 405.179696] internal_create_group+0x355/0xb20 [ 405.184308] ? sysfs_remove_link_from_group+0x70/0x70 [ 405.189540] ? lock_downgrade+0x720/0x720 [ 405.193715] lo_ioctl+0xf7c/0x20e0 [ 405.197275] ? loop_set_status64+0x110/0x110 [ 405.201682] blkdev_ioctl+0x5cb/0x1a80 [ 405.205561] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.210940] ? blkpg_ioctl+0x9d0/0x9d0 [ 405.214844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.219617] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 405.224197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.228950] ? rcu_nmi_exit+0xb3/0x180 [ 405.232848] block_ioctl+0xe9/0x130 [ 405.236492] ? blkdev_fallocate+0x3f0/0x3f0 [ 405.240819] do_vfs_ioctl+0xcdb/0x12e0 [ 405.244714] ? lock_downgrade+0x720/0x720 [ 405.248869] ? check_preemption_disabled+0x41/0x280 [ 405.253909] ? ioctl_preallocate+0x200/0x200 [ 405.258338] ? __fget+0x356/0x510 [ 405.261802] ? do_dup2+0x450/0x450 [ 405.265347] ? do_sys_open+0x2bf/0x520 [ 405.269232] ksys_ioctl+0x9b/0xc0 [ 405.272702] __x64_sys_ioctl+0x6f/0xb0 [ 405.276605] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 405.281191] do_syscall_64+0xf9/0x620 [ 405.285002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.290200] RIP: 0033:0x466217 [ 405.293397] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 405.312310] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 405.320020] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 405.327306] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 405.334587] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 405.341898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 405.349170] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:27 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:27 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:27 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 405.403149] audit: type=1804 audit(1618435467.655:300): pid=18779 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/263/bus" dev="sda1" ino=14804 res=1 21:24:27 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 405.507104] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:27 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:27 executing program 3 (fault-call:2 fault-nth:16): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:27 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040), 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:28 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 405.698298] audit: type=1804 audit(1618435467.955:301): pid=18801 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/212/bus" dev="sda1" ino=14798 res=1 [ 405.728606] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:28 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 405.816061] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 405.828639] FAULT_INJECTION: forcing a failure. [ 405.828639] name failslab, interval 1, probability 0, space 0, times 0 [ 405.847782] CPU: 1 PID: 18808 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 405.855871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.865225] Call Trace: [ 405.867815] dump_stack+0x1fc/0x2ef [ 405.871458] should_fail.cold+0xa/0xf [ 405.875275] ? setup_fault_attr+0x200/0x200 [ 405.879606] ? lock_acquire+0x170/0x3c0 [ 405.883597] __should_failslab+0x115/0x180 [ 405.887861] should_failslab+0x5/0x10 [ 405.891654] kmem_cache_alloc+0x277/0x370 [ 405.895826] __kernfs_new_node+0xd2/0x680 [ 405.899996] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 405.904774] ? __mutex_unlock_slowpath+0xea/0x610 [ 405.909643] ? lock_is_held_type+0x17a/0x210 [ 405.914075] ? wait_for_completion_io+0x10/0x10 [ 405.918765] ? kernfs_next_descendant_post+0x19c/0x290 [ 405.924068] kernfs_new_node+0x92/0x120 [ 405.928067] __kernfs_create_file+0x51/0x340 [ 405.932496] sysfs_add_file_mode_ns+0x226/0x540 [ 405.937190] internal_create_group+0x355/0xb20 [ 405.941793] ? sysfs_remove_link_from_group+0x70/0x70 [ 405.947044] ? lock_downgrade+0x720/0x720 [ 405.951213] lo_ioctl+0xf7c/0x20e0 [ 405.954762] ? loop_set_status64+0x110/0x110 [ 405.959175] blkdev_ioctl+0x5cb/0x1a80 [ 405.963096] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.968467] ? blkpg_ioctl+0x9d0/0x9d0 [ 405.972494] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.977269] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 405.981963] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 405.986836] ? rcu_nmi_exit+0xb3/0x180 [ 405.990746] ? retint_kernel+0x2d/0x2d [ 405.994654] block_ioctl+0xe9/0x130 [ 405.998294] ? blkdev_fallocate+0x3f0/0x3f0 [ 406.002634] do_vfs_ioctl+0xcdb/0x12e0 [ 406.006538] ? lock_downgrade+0x720/0x720 [ 406.010695] ? check_preemption_disabled+0x41/0x280 [ 406.015719] ? ioctl_preallocate+0x200/0x200 [ 406.020129] ? __fget+0x356/0x510 [ 406.023598] ? do_dup2+0x450/0x450 [ 406.027143] ? do_sys_open+0x2bf/0x520 [ 406.031042] ksys_ioctl+0x9b/0xc0 [ 406.034514] __x64_sys_ioctl+0x6f/0xb0 [ 406.038440] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 406.043029] do_syscall_64+0xf9/0x620 [ 406.046827] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.052018] RIP: 0033:0x466217 [ 406.055231] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 406.074144] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 406.081867] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 406.089151] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 406.096424] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 406.103688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 406.110976] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:28 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37, 0x32], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 406.144272] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:28 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:28 executing program 3 (fault-call:2 fault-nth:17): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:28 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040), 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:28 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 406.387532] kauditd_printk_skb: 1 callbacks suppressed [ 406.387547] audit: type=1804 audit(1618435468.644:303): pid=18830 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/213/bus" dev="sda1" ino=14793 res=1 [ 406.403157] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:28 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 406.513461] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 406.553521] FAULT_INJECTION: forcing a failure. [ 406.553521] name failslab, interval 1, probability 0, space 0, times 0 [ 406.577019] CPU: 0 PID: 18842 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 406.584957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.594320] Call Trace: [ 406.596922] dump_stack+0x1fc/0x2ef [ 406.600581] should_fail.cold+0xa/0xf [ 406.604397] ? setup_fault_attr+0x200/0x200 [ 406.609604] ? lock_acquire+0x170/0x3c0 [ 406.613596] ? dev_uevent_filter+0xd0/0xd0 [ 406.617870] __should_failslab+0x115/0x180 [ 406.622128] should_failslab+0x5/0x10 [ 406.625945] kmem_cache_alloc_trace+0x284/0x380 [ 406.630676] ? dev_uevent_filter+0xd0/0xd0 [ 406.634926] kobject_uevent_env+0x236/0x14a0 [ 406.639445] lo_ioctl+0xff9/0x20e0 [ 406.643001] ? loop_set_status64+0x110/0x110 [ 406.647545] blkdev_ioctl+0x5cb/0x1a80 [ 406.651462] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.656860] ? blkpg_ioctl+0x9d0/0x9d0 [ 406.660787] ? mark_held_locks+0xf0/0xf0 [ 406.664854] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 406.669630] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 406.674220] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 406.678985] ? rcu_nmi_exit+0xb3/0x180 [ 406.682899] block_ioctl+0xe9/0x130 [ 406.686527] ? blkdev_fallocate+0x3f0/0x3f0 [ 406.690854] do_vfs_ioctl+0xcdb/0x12e0 [ 406.694748] ? lock_downgrade+0x720/0x720 [ 406.698900] ? check_preemption_disabled+0x41/0x280 [ 406.703919] ? ioctl_preallocate+0x200/0x200 [ 406.708334] ? __fget+0x356/0x510 [ 406.711810] ? do_dup2+0x450/0x450 [ 406.715365] ? do_sys_open+0x2bf/0x520 [ 406.719269] ksys_ioctl+0x9b/0xc0 [ 406.722754] __x64_sys_ioctl+0x6f/0xb0 [ 406.726648] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 406.731230] do_syscall_64+0xf9/0x620 [ 406.735044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.740244] RIP: 0033:0x466217 [ 406.743454] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 406.762530] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 406.770280] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 406.777556] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 406.784825] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 406.792120] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 406.799408] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 [ 406.820311] audit: type=1804 audit(1618435469.074:304): pid=18855 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/266/bus" dev="sda1" ino=14814 res=1 21:24:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32, 0x37], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:29 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 406.955746] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:29 executing program 1: r0 = perf_event_open(&(0x7f0000000280)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x2200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000500)={0x5, 0x70, 0x96, 0xdf, 0x5, 0x59, 0x0, 0x0, 0x40, 0x6, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x8, 0x2, @perf_bp={&(0x7f0000000380), 0xf}, 0x200, 0x3, 0x81, 0x0, 0x180000, 0x8001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x8) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0xe43) r1 = socket$kcm(0x29, 0x2, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000900)='wlan1\x00\x1b\x1a\xec\xd8n\xff\xc3\x87\xe2\xa3\x80\x8a\xb2\xd9\xa8L\x06\xb5\x12\x03F\xd9\x1f\x8a\xcc\xba\\\xceYF2C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84]\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8o\aArYZ\xe1\xc9\x86\xfe\x8f(\xa1\vhb\x18\xf3\xe3\xa1\xd2\x93*h\xd7\xa2F\x88\xd57\xb2\xc8\x8cS\xe8:H}\x91\x91\xcc\xa7Y\xcbkK\xf0\xfe\x9e\xd5\xa1\x1e\x99~\x9d3\xd2?\b\xbfU\xe8\x8b\x93\xea`\x00\x80\x00\x00V\xbf!\xb7\xe9\x11\r\xbd\xa3\xc6-t\x9c;\x9as\x86\xe7\xbd\xb0\xd5\";\xecuP\"\xebrV\x88\xca\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x98\xe8\xc6\xc3\nE\x91\xff\xd8E$\xc4As\x80\xdbt\x0e\xe21_v1\xd8,\xa4\x7fD\x94\xe8?\xf8\xcd[1\xb2U,\xc8w0|E\x00\x88IoQpH\xa0\xe8\xf0\x7f\xbd\xbcs;\xc9\xd2\x19oS\xac\xc6\x9b`:6\xc9DS\x13\xfb\xddw\nK\x19\xfa\x99\xc6~\x044\xa3+)\xef@Lr\xed\x85\xf3\xe8#\xa4\x84\xe9W8\xd6\x80\x95\xba.?+O\xbe[&\x87\xe1\xc5\xd7C\xa1\xde\xa4\b*w\xdc]\x92\xce\xe6BNFj;\xd7 \xfb\f\xeb\xb1\xb8\x86x\x19\xa0\xc4\xd3^W\xb7\x10\x18\xba\xcc\xabJ\xdfYB\"\x96\rny3\xe9\xec\xdf\xc4\xae\xfaM\xa2k\xd8X\xe6hQ\t\x93\xc1\xfd\xb7\xa4\x04W\xa0n\xff') ioctl$PERF_EVENT_IOC_DISABLE(0xffffffffffffffff, 0x2401, 0x8000) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, 0x0, 0x0) socket$kcm(0x29, 0x2, 0x0) r2 = perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2b3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r3 = socket$kcm(0x29, 0x0, 0x0) r4 = perf_event_open$cgroup(&(0x7f0000000300)={0x3, 0x70, 0x7, 0x5, 0x6, 0x7, 0x0, 0x3, 0x50084, 0xc, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x3, 0x2, @perf_config_ext={0x32fa00}, 0x2a00, 0x7fff, 0x1, 0x9, 0x101, 0x7, 0x20}, r2, 0xf, 0xffffffffffffffff, 0xc) socket$kcm(0x29, 0x5, 0x0) perf_event_open(&(0x7f00000001c0)={0x3, 0x70, 0x0, 0x80, 0x8, 0x7, 0x0, 0x4, 0x40002, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x80, 0x1, @perf_bp={&(0x7f0000000000), 0x4}, 0x41401, 0x9, 0xfff, 0x6, 0x9, 0xa6, 0xb542}, 0xffffffffffffffff, 0xb, r4, 0x8) perf_event_open(&(0x7f000001d000)={0x4, 0x70, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x80a30, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_bp={0x0, 0x2}, 0x2000, 0x40, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0xffffffffffffffff, 0x10, r0, 0xb) perf_event_open$cgroup(&(0x7f00000000c0)={0x2, 0x70, 0x6, 0x2, 0x30, 0x1, 0x0, 0x1ff, 0x80000, 0x9, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x9, 0x7, @perf_bp={&(0x7f00000007c0), 0xaa647d2fc36ccce}, 0x4100, 0x2, 0x2, 0x0, 0x91, 0x54, 0x4}, 0xffffffffffffffff, 0x1000000c, 0xffffffffffffffff, 0x8) r5 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r5, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') splice(0xffffffffffffffff, &(0x7f0000000240)=0x4, r3, &(0x7f00000003c0)=0xffffffff80000001, 0x34, 0x2) 21:24:29 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x0, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:29 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 407.009589] audit: type=1804 audit(1618435469.114:305): pid=18852 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/214/bus" dev="sda1" ino=14813 res=1 21:24:29 executing program 3 (fault-call:2 fault-nth:18): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 407.177779] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 407.179486] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 407.222285] FAULT_INJECTION: forcing a failure. [ 407.222285] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 407.223287] device wlan1 entered promiscuous mode [ 407.234131] CPU: 1 PID: 18877 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 407.234141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.234146] Call Trace: [ 407.234170] dump_stack+0x1fc/0x2ef [ 407.234192] should_fail.cold+0xa/0xf [ 407.234211] ? setup_fault_attr+0x200/0x200 [ 407.234230] ? lock_acquire+0x170/0x3c0 [ 407.234247] ? kernfs_activate+0x2c/0x1d0 [ 407.234268] __alloc_pages_nodemask+0x239/0x2890 [ 407.234288] ? __mutex_lock+0x3a8/0x1260 [ 407.287719] ? kernfs_add_one+0x36a/0x4c0 [ 407.291882] ? __lock_acquire+0x6de/0x3ff0 [ 407.296135] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 407.300982] ? __mutex_unlock_slowpath+0xea/0x610 [ 407.305835] ? kernfs_next_descendant_post+0x19c/0x290 [ 407.311120] ? kernfs_add_one+0x124/0x4c0 [ 407.315277] cache_grow_begin+0xa4/0x8a0 [ 407.319354] ? setup_fault_attr+0x200/0x200 [ 407.323675] ? lock_acquire+0x170/0x3c0 [ 407.327675] cache_alloc_refill+0x273/0x340 [ 407.332090] kmem_cache_alloc_trace+0x354/0x380 [ 407.336772] ? dev_uevent_filter+0xd0/0xd0 [ 407.341014] kobject_uevent_env+0x236/0x14a0 [ 407.345440] lo_ioctl+0xff9/0x20e0 [ 407.348994] ? loop_set_status64+0x110/0x110 [ 407.353415] blkdev_ioctl+0x5cb/0x1a80 [ 407.357308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.363653] ? blkpg_ioctl+0x9d0/0x9d0 [ 407.367568] ? mark_held_locks+0xf0/0xf0 [ 407.371656] ? mark_held_locks+0xf0/0xf0 [ 407.375742] ? debug_check_no_obj_freed+0x201/0x490 [ 407.380767] ? lock_downgrade+0x720/0x720 [ 407.384923] block_ioctl+0xe9/0x130 [ 407.388550] ? blkdev_fallocate+0x3f0/0x3f0 [ 407.392872] do_vfs_ioctl+0xcdb/0x12e0 [ 407.396773] ? lock_downgrade+0x720/0x720 [ 407.400938] ? check_preemption_disabled+0x41/0x280 [ 407.405982] ? ioctl_preallocate+0x200/0x200 [ 407.410407] ? __fget+0x356/0x510 [ 407.413869] ? do_dup2+0x450/0x450 [ 407.417414] ? do_sys_open+0x2bf/0x520 [ 407.421310] ksys_ioctl+0x9b/0xc0 [ 407.424778] __x64_sys_ioctl+0x6f/0xb0 [ 407.428692] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 407.433276] do_syscall_64+0xf9/0x620 [ 407.437081] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.442270] RIP: 0033:0x466217 [ 407.445464] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 407.464630] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 407.472528] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 407.479809] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 407.487086] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 407.494372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 407.501916] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:29 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x0, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 407.519496] audit: type=1804 audit(1618435469.774:306): pid=18879 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/215/bus" dev="sda1" ino=14812 res=1 [ 407.547189] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 407.551654] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:29 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 407.593558] device wlan1 left promiscuous mode 21:24:29 executing program 3 (fault-call:2 fault-nth:19): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:29 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [0x32], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:30 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x35, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 407.838389] FAULT_INJECTION: forcing a failure. [ 407.838389] name failslab, interval 1, probability 0, space 0, times 0 [ 407.858652] audit: type=1804 audit(1618435470.114:307): pid=18904 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/216/bus" dev="sda1" ino=14816 res=1 [ 407.870442] CPU: 0 PID: 18899 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 407.890366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.899755] Call Trace: [ 407.902366] dump_stack+0x1fc/0x2ef [ 407.906009] should_fail.cold+0xa/0xf [ 407.913908] ? setup_fault_attr+0x200/0x200 [ 407.918258] ? lock_acquire+0x170/0x3c0 [ 407.922253] __should_failslab+0x115/0x180 [ 407.926522] should_failslab+0x5/0x10 [ 407.930349] kmem_cache_alloc_node+0x245/0x3b0 [ 407.934949] __alloc_skb+0x71/0x560 [ 407.938589] alloc_uevent_skb+0x7b/0x210 [ 407.942661] kobject_uevent_env+0xa83/0x14a0 [ 407.947088] lo_ioctl+0xff9/0x20e0 [ 407.950639] ? loop_set_status64+0x110/0x110 [ 407.955059] blkdev_ioctl+0x5cb/0x1a80 [ 407.958963] ? blkpg_ioctl+0x9d0/0x9d0 [ 407.962856] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 407.967446] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 407.972246] ? retint_kernel+0x2d/0x2d [ 407.973214] device wlan1 entered promiscuous mode [ 407.976145] ? blkdev_fallocate+0x3f0/0x3f0 [ 407.976164] block_ioctl+0xe9/0x130 [ 407.976180] ? blkdev_fallocate+0x3f0/0x3f0 [ 407.986478] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 407.988957] do_vfs_ioctl+0xcdb/0x12e0 [ 407.988980] ? lock_downgrade+0x720/0x720 [ 408.007370] ? check_preemption_disabled+0x41/0x280 [ 408.012440] ? ioctl_preallocate+0x200/0x200 [ 408.016881] ? __fget+0x356/0x510 [ 408.020369] ? do_dup2+0x450/0x450 [ 408.023921] ? do_sys_open+0x2bf/0x520 [ 408.027830] ksys_ioctl+0x9b/0xc0 [ 408.031296] __x64_sys_ioctl+0x6f/0xb0 [ 408.035201] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 408.039799] do_syscall_64+0xf9/0x620 [ 408.043619] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.048821] RIP: 0033:0x466217 [ 408.052023] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 408.070953] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 408.078672] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 21:24:30 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:30 executing program 1: r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={0x0, 0x0, 0xa3e2087dd391e84e}, 0x10) pipe2(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={0x0, r1}, 0x10) setsockopt$inet_mreq(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f00000001c0)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x7, 0x0, 0xfffffffd}, 0x0, 0xd, 0xffffffffffffffff, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_int(r2, 0x29, 0xa, &(0x7f0000000500)=0x40, 0x4) setsockopt$inet6_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f0000000240)={@in6={{0xa, 0x0, 0x0, @ipv4={[], [], @broadcast}}}, 0x0, 0x5}, 0xd8) setsockopt$inet6_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f0000000400)={@in6={{0xa, 0x4e24, 0x1f, @loopback, 0x2}}}, 0xd8) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x101140, 0x0) ioctl$KDDELIO(r3, 0x4b35, 0x8) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000080)={@local}, 0x0) r4 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/dlm_plock\x00', 0x2, 0x0) r5 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r6 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_ACCEPT(r5, &(0x7f0000000300)={0x8, 0x120, 0xfa00, {0x0, {0x0, 0x0, "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"}, r7}}, 0x128) setsockopt$inet6_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f0000000580)={@in={{0x2, 0x4e21, @multicast2}}, 0x0, 0x0, 0x7, 0x0, "af5eb3f3133f7ba636f2c92800b6b7facc62c3c4e2d6b785ea8b418853c9ced33554bd04cdee3b09603605073a60c9f564e92085e5c30039f7cdbaa76f010c7766e90988eb751136bbbf1135a26b317a"}, 0xd8) r8 = openat$pfkey(0xffffffffffffff9c, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x5) ppoll(&(0x7f0000000740)=[{r4, 0x200}, {0xffffffffffffffff, 0x200c}, {r8, 0x100}, {r3, 0x1000}, {0xffffffffffffffff, 0x10}, {r3, 0x8040}, {0xffffffffffffffff, 0x2400}, {0xffffffffffffffff, 0x442}, {0xffffffffffffffff, 0x264}, {}], 0xa, &(0x7f00000007c0)={0x77359400}, &(0x7f0000000800)={[0x2]}, 0x8) syz_init_net_socket$llc(0x1a, 0x801, 0x0) connect$llc(0xffffffffffffffff, &(0x7f0000000380)={0x1a, 0x1, 0x0, 0x9, 0x0, 0x1}, 0x10) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001d40)={&(0x7f0000000280)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e22, @loopback}, 0x1, 0x0, 0x0, 0x2}}, 0x80, 0x0}, 0x0) [ 408.085951] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 408.093230] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 408.100504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 408.107791] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:30 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x0, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 408.164079] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 408.194869] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:30 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 408.217648] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:30 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:30 executing program 3 (fault-call:2 fault-nth:20): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:30 executing program 1: write$FUSE_DIRENT(0xffffffffffffffff, 0x0, 0x100) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x12b, 0x10000}, {&(0x7f0000010200)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\a', 0x14, 0x10220}, {&(0x7f0000010300)="00000000000000000000000001000000000000e40000100000000000000040000000000002000000000000000000010000000000020000000000000000100000001000000010000001000000010000000000000000001000000000001a8885d61aee4febb69bd33546bd0e04", 0x6c, 0x10320}, {&(0x7f0000010400)="000000000000000000000000105000000000000500000000000000001010000000000004000000000000000020500000000000050000000000000000005000000000000400000000000000007050000000000004000000000000000080500000000000040000000000000000000001000000000080000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f050000000000006000000000000000010100000000000040000000000000000b0500000000000060000000000000000d050000000000006000000000000000000510000000000060000000000000000605000000000000600000000000000000000010000000000d0000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000005000000000000700000000000000001010000000000004000000000000000010500000000000070000000000000000d050000000000006000000000000000000510000000000060000000000000000605000000000000600000000000000000000010000000000d000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000050500000000000040000000000000000101000000000000400000000000000006050000000000004000000000000000000500000000000040000000000000000705000000000000400000000000000008050000000000004000000000000000000000100000000008000000000000001", 0x274, 0x10b20}], 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="997250ce54d70f0313fac4a1ab4a6e6f7370616365c29037a5510ccff4286b9bfb399d7e4db9b5e8c3167f72"]) 21:24:30 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 408.342162] audit: type=1804 audit(1618435470.594:308): pid=18928 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/217/bus" dev="sda1" ino=14828 res=1 21:24:30 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, 0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 408.492051] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 408.498417] FAULT_INJECTION: forcing a failure. [ 408.498417] name failslab, interval 1, probability 0, space 0, times 0 21:24:30 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = getpid() sched_setattr(r1, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x5}, 0x0) getpgid(r1) sched_setattr(r1, &(0x7f00000000c0)={0x38, 0x2, 0x45, 0x2, 0xffffff01, 0x6, 0x4, 0xfffffffffffffffa, 0x2, 0x1}, 0x0) perf_event_open(&(0x7f0000000280)={0x1, 0x70, 0x81, 0x0, 0x0, 0x1, 0x0, 0x10000000, 0x804a8, 0x4, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x7fff, 0x0, @perf_bp={&(0x7f00000000c0)}, 0x4001, 0x9, 0x93, 0x6, 0x100, 0x3f}, r1, 0x3, 0xffffffffffffffff, 0x2) perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x0, 0x0, 0x5, 0x0, 0x41bd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000004e000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000180)="6426f30fc7fb2e660f6f96416bd9e0f4f23ef0f65316f2adbaf80c66b8bc3e6c8166efbafc0cb0faee74e0bad004b000ee0fc7a20000", 0x36}], 0x1, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x18, 0xd9f, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r3, 0xc1105511, &(0x7f00000003c0)={{0x4, 0x2, 0x9, 0x1000, '\x00', 0x9}, 0x0, 0x20, 0x5b, r0, 0x0, 0x41, 'syz0\x00', &(0x7f0000000140), 0x0, [], [0x8, 0xfffb, 0xae, 0xa00]}) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000049000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, 0x0}], 0x1, 0x79, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 408.546840] CPU: 0 PID: 18939 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 408.554759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.564219] Call Trace: [ 408.566848] dump_stack+0x1fc/0x2ef [ 408.570484] should_fail.cold+0xa/0xf [ 408.574294] ? setup_fault_attr+0x200/0x200 [ 408.578623] ? lock_acquire+0x170/0x3c0 [ 408.582612] __should_failslab+0x115/0x180 [ 408.586860] should_failslab+0x5/0x10 [ 408.590676] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 408.596006] __kmalloc_node_track_caller+0x38/0x70 [ 408.600958] __alloc_skb+0xae/0x560 [ 408.604607] alloc_uevent_skb+0x7b/0x210 [ 408.608677] kobject_uevent_env+0xa83/0x14a0 [ 408.613094] lo_ioctl+0xff9/0x20e0 [ 408.616646] ? loop_set_status64+0x110/0x110 [ 408.621282] blkdev_ioctl+0x5cb/0x1a80 [ 408.625171] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.630564] ? blkpg_ioctl+0x9d0/0x9d0 [ 408.634451] ? mark_held_locks+0xf0/0xf0 [ 408.638516] ? debug_check_no_obj_freed+0x201/0x490 [ 408.643716] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.648476] block_ioctl+0xe9/0x130 [ 408.652097] ? blkdev_fallocate+0x3f0/0x3f0 [ 408.656433] do_vfs_ioctl+0xcdb/0x12e0 [ 408.656786] audit: type=1804 audit(1618435470.913:309): pid=18948 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/218/bus" dev="sda1" ino=14811 res=1 [ 408.660335] ? lock_downgrade+0x720/0x720 [ 408.660353] ? check_preemption_disabled+0x41/0x280 [ 408.660367] ? ioctl_preallocate+0x200/0x200 [ 408.660386] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 408.702313] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 408.707073] ? rcu_nmi_exit+0xb3/0x180 [ 408.710981] ? retint_kernel+0x2d/0x2d [ 408.714890] ? ksys_ioctl+0x34/0xc0 [ 408.718551] ksys_ioctl+0x9b/0xc0 [ 408.722017] __x64_sys_ioctl+0x6f/0xb0 [ 408.725938] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 408.730550] do_syscall_64+0xf9/0x620 [ 408.734356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.739543] RIP: 0033:0x466217 21:24:31 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 408.742720] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 408.761613] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 408.769748] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 408.777025] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 408.784295] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff 21:24:31 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, 0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 408.791555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 408.798824] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:31 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 408.929135] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 408.940796] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:31 executing program 3 (fault-call:2 fault-nth:21): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:31 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:31 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:31 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, 0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 409.066135] audit: type=1804 audit(1618435471.323:310): pid=18967 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/219/bus" dev="sda1" ino=14387 res=1 [ 409.153296] FAULT_INJECTION: forcing a failure. [ 409.153296] name failslab, interval 1, probability 0, space 0, times 0 [ 409.187464] CPU: 1 PID: 18971 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 409.195407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.204771] Call Trace: [ 409.207368] dump_stack+0x1fc/0x2ef [ 409.211012] should_fail.cold+0xa/0xf [ 409.214825] ? setup_fault_attr+0x200/0x200 [ 409.219151] ? lock_acquire+0x170/0x3c0 [ 409.223133] __should_failslab+0x115/0x180 [ 409.227377] should_failslab+0x5/0x10 [ 409.231193] kmem_cache_alloc+0x277/0x370 [ 409.235347] skb_clone+0x151/0x3d0 [ 409.238893] netlink_broadcast_filtered+0x8df/0xbc0 [ 409.243923] netlink_broadcast+0x35/0x40 [ 409.248004] kobject_uevent_env+0xa49/0x14a0 [ 409.252554] lo_ioctl+0xff9/0x20e0 [ 409.256109] ? loop_set_status64+0x110/0x110 [ 409.260609] blkdev_ioctl+0x5cb/0x1a80 [ 409.264500] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.269872] ? blkpg_ioctl+0x9d0/0x9d0 [ 409.273767] ? mark_held_locks+0xf0/0xf0 [ 409.277842] ? mark_held_locks+0xf0/0xf0 [ 409.281913] ? debug_check_no_obj_freed+0x201/0x490 [ 409.286944] ? lock_downgrade+0x720/0x720 [ 409.291294] block_ioctl+0xe9/0x130 [ 409.294928] ? blkdev_fallocate+0x3f0/0x3f0 [ 409.299251] do_vfs_ioctl+0xcdb/0x12e0 [ 409.303144] ? lock_downgrade+0x720/0x720 [ 409.307299] ? check_preemption_disabled+0x41/0x280 [ 409.312326] ? ioctl_preallocate+0x200/0x200 [ 409.316745] ? __fget+0x356/0x510 [ 409.320203] ? do_dup2+0x450/0x450 [ 409.323760] ? do_sys_open+0x2bf/0x520 [ 409.327653] ksys_ioctl+0x9b/0xc0 [ 409.331106] __x64_sys_ioctl+0x6f/0xb0 [ 409.334994] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 409.339576] do_syscall_64+0xf9/0x620 [ 409.343390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.348585] RIP: 0033:0x466217 [ 409.351798] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 409.370708] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 409.378432] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 409.385719] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 409.393004] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 409.400373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 409.407741] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:31 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060020000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 409.452292] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 409.523351] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 409.569706] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:31 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:31 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 409.616296] audit: type=1804 audit(1618435471.873:311): pid=18995 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/220/bus" dev="sda1" ino=14387 res=1 21:24:31 executing program 3 (fault-call:2 fault-nth:22): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 409.819729] FAULT_INJECTION: forcing a failure. [ 409.819729] name failslab, interval 1, probability 0, space 0, times 0 [ 409.834920] CPU: 1 PID: 19008 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 409.842837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.852348] Call Trace: [ 409.854968] dump_stack+0x1fc/0x2ef [ 409.858604] should_fail.cold+0xa/0xf [ 409.862424] ? setup_fault_attr+0x200/0x200 [ 409.866764] ? lock_acquire+0x170/0x3c0 [ 409.870749] __should_failslab+0x115/0x180 [ 409.874996] should_failslab+0x5/0x10 [ 409.878801] kmem_cache_alloc+0x277/0x370 [ 409.882983] skb_clone+0x151/0x3d0 [ 409.886532] netlink_broadcast_filtered+0x8df/0xbc0 [ 409.891584] netlink_broadcast+0x35/0x40 [ 409.895666] kobject_uevent_env+0xa49/0x14a0 [ 409.900097] lo_ioctl+0xff9/0x20e0 [ 409.903652] ? loop_set_status64+0x110/0x110 [ 409.908069] blkdev_ioctl+0x5cb/0x1a80 [ 409.911968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.917336] ? blkpg_ioctl+0x9d0/0x9d0 [ 409.921232] ? mark_held_locks+0xf0/0xf0 [ 409.925302] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 409.930150] ? debug_check_no_obj_freed+0x201/0x490 [ 409.935171] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 409.939936] block_ioctl+0xe9/0x130 [ 409.943563] ? blkdev_fallocate+0x3f0/0x3f0 [ 409.947891] do_vfs_ioctl+0xcdb/0x12e0 [ 409.951805] ? lock_downgrade+0x720/0x720 [ 409.956066] ? check_preemption_disabled+0x41/0x280 [ 409.961116] ? ioctl_preallocate+0x200/0x200 [ 409.965561] ? __fget+0x356/0x510 [ 409.969024] ? do_dup2+0x450/0x450 [ 409.972572] ? rcu_nmi_exit+0xb3/0x180 [ 409.976491] ksys_ioctl+0x9b/0xc0 [ 409.979952] __x64_sys_ioctl+0x6f/0xb0 [ 409.983853] do_syscall_64+0xf9/0x620 [ 409.987671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.992865] RIP: 0033:0x466217 [ 409.996061] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:24:32 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:32 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 410.015055] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 410.022876] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 410.030151] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 410.037425] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 410.044700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 410.051981] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:32 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) r5 = epoll_create1(0x0) epoll_pwait(r5, &(0x7f00008c9fc4)=[{}], 0x1, 0xfffffffffffffff7, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 410.103171] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 410.127979] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 410.199288] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:32 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060043000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:32 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x32], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:32 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:32 executing program 3 (fault-call:2 fault-nth:23): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:32 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) r5 = epoll_create1(0x0) epoll_pwait(r5, &(0x7f00008c9fc4)=[{}], 0x1, 0xfffffffffffffff7, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 410.377274] audit: type=1804 audit(1618435472.633:312): pid=19033 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/221/bus" dev="sda1" ino=14820 res=1 21:24:32 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:32 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 410.552195] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 410.560247] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 410.573218] FAULT_INJECTION: forcing a failure. [ 410.573218] name failslab, interval 1, probability 0, space 0, times 0 [ 410.599170] CPU: 0 PID: 19053 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 410.607101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.616469] Call Trace: [ 410.619074] dump_stack+0x1fc/0x2ef [ 410.622714] should_fail.cold+0xa/0xf [ 410.626563] ? setup_fault_attr+0x200/0x200 [ 410.630921] __should_failslab+0x115/0x180 [ 410.635174] should_failslab+0x5/0x10 [ 410.639130] kmem_cache_alloc_trace+0x284/0x380 [ 410.643821] ? wait_for_completion_io+0x10/0x10 [ 410.648513] ? kobj_ns_initial+0x90/0x90 [ 410.652593] call_usermodehelper_setup+0x84/0x300 [ 410.657453] kobject_uevent_env+0xe87/0x14a0 [ 410.661894] lo_ioctl+0xff9/0x20e0 [ 410.665445] ? loop_set_status64+0x110/0x110 [ 410.669871] blkdev_ioctl+0x5cb/0x1a80 [ 410.673762] ? blkpg_ioctl+0x9d0/0x9d0 [ 410.677673] ? rcu_nmi_exit+0xb3/0x180 [ 410.681572] ? retint_kernel+0x2d/0x2d [ 410.685472] ? block_ioctl+0xc6/0x130 [ 410.689328] block_ioctl+0xe9/0x130 [ 410.692957] ? blkdev_fallocate+0x3f0/0x3f0 [ 410.697296] do_vfs_ioctl+0xcdb/0x12e0 [ 410.701201] ? lock_downgrade+0x720/0x720 [ 410.705366] ? check_preemption_disabled+0x41/0x280 [ 410.710386] ? ioctl_preallocate+0x200/0x200 [ 410.714803] ? __fget+0x356/0x510 [ 410.718260] ? do_dup2+0x450/0x450 [ 410.721801] ? do_sys_open+0x2bf/0x520 [ 410.725699] ksys_ioctl+0x9b/0xc0 [ 410.729188] __x64_sys_ioctl+0x6f/0xb0 [ 410.733079] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 410.737662] do_syscall_64+0xf9/0x620 [ 410.741490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.746696] RIP: 0033:0x466217 21:24:33 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) r5 = epoll_create1(0x0) epoll_pwait(r5, &(0x7f00008c9fc4)=[{}], 0x1, 0xfffffffffffffff7, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 410.749905] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 48 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 410.768813] RSP: 002b:00007fef90a13f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 410.776528] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000466217 [ 410.783795] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 410.791065] RBP: 0000000000000006 R08: 0000000000000000 R09: ffffffffffffffff [ 410.798331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 410.805606] R13: 0000000000000005 R14: 0000000020000380 R15: 0000000000000000 21:24:33 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:33 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x0, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 410.911998] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:33 executing program 3 (fault-call:2 fault-nth:24): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:33 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:33 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 411.066227] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:33 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x0, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:33 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) r5 = epoll_create1(0x0) epoll_pwait(r5, &(0x7f00008c9fc4)=[{}], 0x1, 0xfffffffffffffff7, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 411.196502] FAULT_INJECTION: forcing a failure. [ 411.196502] name failslab, interval 1, probability 0, space 0, times 0 [ 411.209386] CPU: 1 PID: 19091 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 411.217299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.226666] Call Trace: [ 411.229273] dump_stack+0x1fc/0x2ef [ 411.232915] should_fail.cold+0xa/0xf [ 411.236728] ? setup_fault_attr+0x200/0x200 [ 411.241066] ? lock_acquire+0x170/0x3c0 [ 411.245062] __should_failslab+0x115/0x180 [ 411.249338] should_failslab+0x5/0x10 [ 411.253157] kmem_cache_alloc+0x277/0x370 [ 411.257341] getname_flags+0xce/0x590 [ 411.261165] do_mkdirat+0x8d/0x2d0 [ 411.264720] ? __ia32_sys_mknod+0x120/0x120 [ 411.269054] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.275309] ? trace_hardirqs_off_caller+0x6e/0x210 [ 411.280340] ? do_syscall_64+0x21/0x620 [ 411.280646] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 411.284327] do_syscall_64+0xf9/0x620 [ 411.284348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.284360] RIP: 0033:0x465567 [ 411.284375] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 411.284382] RSP: 002b:00007fef90a13fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 411.284401] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000465567 [ 411.284415] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 00000000200001c0 21:24:33 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 411.345469] RBP: 00007fef90a14040 R08: 0000000000000000 R09: ffffffffffffffff [ 411.352748] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000180 [ 411.360029] R13: 00000000200001c0 R14: 00007fef90a14000 R15: 0000000020000600 21:24:33 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x0, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:33 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 411.420616] kauditd_printk_skb: 1 callbacks suppressed [ 411.420631] audit: type=1804 audit(1618435473.672:314): pid=19101 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/223/bus" dev="sda1" ino=14732 res=1 21:24:33 executing program 3 (fault-call:2 fault-nth:25): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:33 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) r5 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 411.519865] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 411.648601] FAULT_INJECTION: forcing a failure. [ 411.648601] name failslab, interval 1, probability 0, space 0, times 0 [ 411.663562] CPU: 0 PID: 19117 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 411.670868] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 411.671472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.688446] Call Trace: [ 411.691065] dump_stack+0x1fc/0x2ef [ 411.694709] should_fail.cold+0xa/0xf [ 411.698525] ? setup_fault_attr+0x200/0x200 [ 411.703028] ? lock_acquire+0x1ec/0x3c0 [ 411.707018] __should_failslab+0x115/0x180 [ 411.711273] should_failslab+0x5/0x10 [ 411.715084] kmem_cache_alloc+0x277/0x370 [ 411.719268] __d_alloc+0x2b/0xa10 [ 411.722734] d_alloc+0x4a/0x230 [ 411.726032] __lookup_hash+0xc8/0x180 [ 411.729844] filename_create+0x186/0x490 [ 411.733915] ? kern_path_mountpoint+0x40/0x40 [ 411.738432] do_mkdirat+0xa0/0x2d0 [ 411.741984] ? __ia32_sys_mknod+0x120/0x120 [ 411.746357] ? trace_hardirqs_off_caller+0x6e/0x210 [ 411.751385] ? do_syscall_64+0x21/0x620 [ 411.755385] do_syscall_64+0xf9/0x620 [ 411.759199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.763720] audit: type=1804 audit(1618435474.012:315): pid=19130 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/224/bus" dev="sda1" ino=14847 res=1 [ 411.764386] RIP: 0033:0x465567 21:24:34 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x0, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r3, &(0x7f0000000300)) 21:24:34 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 411.764401] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 411.764420] RSP: 002b:00007fef90a13fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 411.802305] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 411.810467] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000465567 [ 411.810475] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 00000000200001c0 [ 411.810483] RBP: 00007fef90a14040 R08: 0000000000000000 R09: ffffffffffffffff [ 411.810490] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000180 [ 411.810497] R13: 00000000200001c0 R14: 00007fef90a14000 R15: 0000000020000600 21:24:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r3, &(0x7f0000000300)) 21:24:34 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x37, 0x0, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:34 executing program 3 (fault-call:2 fault-nth:26): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 411.958351] audit: type=1804 audit(1618435474.202:316): pid=19131 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/224/bus" dev="sda1" ino=14847 res=1 21:24:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000140), 0x0, 0x401, 0x4) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r3, &(0x7f0000000300)) 21:24:34 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:34 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 412.182605] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 412.234524] FAULT_INJECTION: forcing a failure. [ 412.234524] name failslab, interval 1, probability 0, space 0, times 0 [ 412.248436] CPU: 0 PID: 19153 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 412.250735] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 412.256341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.256353] Call Trace: [ 412.256378] dump_stack+0x1fc/0x2ef [ 412.256399] should_fail.cold+0xa/0xf 21:24:34 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x37, 0x0, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) r5 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r3, &(0x7f0000000300)) [ 412.256420] ? setup_fault_attr+0x200/0x200 [ 412.256448] __should_failslab+0x115/0x180 [ 412.256468] should_failslab+0x5/0x10 [ 412.256488] kmem_cache_alloc+0x277/0x370 [ 412.300007] ? ext4_sync_fs+0x8d0/0x8d0 [ 412.303994] ext4_alloc_inode+0x1a/0x630 [ 412.308070] ? ext4_sync_fs+0x8d0/0x8d0 [ 412.312053] alloc_inode+0x5d/0x180 [ 412.315687] new_inode+0x1d/0xf0 [ 412.319063] __ext4_new_inode+0x400/0x5a20 [ 412.323314] ? putname+0xe1/0x120 [ 412.326808] ? do_mkdirat+0xa0/0x2d0 [ 412.330541] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 412.335309] ? ext4_free_inode+0x1780/0x1780 [ 412.339768] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 412.344371] ? __dquot_initialize+0x298/0xb70 [ 412.348877] ? dquot_initialize_needed+0x290/0x290 [ 412.353793] ? map_id_up+0x178/0x2f0 [ 412.357515] ext4_mkdir+0x396/0xe10 [ 412.361161] ? ext4_init_dot_dotdot+0x600/0x600 [ 412.365851] vfs_mkdir+0x508/0x7a0 [ 412.369410] do_mkdirat+0x262/0x2d0 [ 412.373046] ? __ia32_sys_mknod+0x120/0x120 [ 412.377393] ? trace_hardirqs_off_caller+0x6e/0x210 [ 412.382442] ? do_syscall_64+0x21/0x620 [ 412.386430] do_syscall_64+0xf9/0x620 [ 412.390245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.395457] RIP: 0033:0x465567 [ 412.398650] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 412.417636] RSP: 002b:00007fef90a13fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 412.425353] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000465567 21:24:34 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x32, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 412.432621] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 00000000200001c0 [ 412.439891] RBP: 00007fef90a14040 R08: 0000000000000000 R09: ffffffffffffffff [ 412.447173] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000180 [ 412.454893] R13: 00000000200001c0 R14: 00007fef90a14000 R15: 0000000020000600 21:24:34 executing program 3 (fault-call:2 fault-nth:27): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 412.564387] audit: type=1804 audit(1618435474.812:317): pid=19171 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/225/bus" dev="sda1" ino=14833 res=1 [ 412.600983] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:34 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:34 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/exe\x00', 0x440000, 0x0) r4 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000300)) [ 412.669321] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 412.746553] audit: type=1804 audit(1618435474.962:318): pid=19181 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/225/bus" dev="sda1" ino=14833 res=1 21:24:35 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:35 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 412.842379] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 412.855660] FAULT_INJECTION: forcing a failure. [ 412.855660] name failslab, interval 1, probability 0, space 0, times 0 21:24:35 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = fcntl$dupfd(r0, 0x0, r0) r4 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000300)) [ 412.984558] CPU: 0 PID: 19186 Comm: syz-executor.3 Not tainted 4.19.187-syzkaller #0 [ 412.992486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.001852] Call Trace: [ 413.004457] dump_stack+0x1fc/0x2ef [ 413.008100] should_fail.cold+0xa/0xf [ 413.011917] ? setup_fault_attr+0x200/0x200 [ 413.016264] __should_failslab+0x115/0x180 [ 413.020523] should_failslab+0x5/0x10 [ 413.024340] kmem_cache_alloc+0x277/0x370 [ 413.028499] ? ext4_sync_fs+0x8d0/0x8d0 [ 413.032494] ext4_alloc_inode+0x1a/0x630 [ 413.036572] ? ext4_sync_fs+0x8d0/0x8d0 [ 413.040556] alloc_inode+0x5d/0x180 [ 413.044280] new_inode+0x1d/0xf0 [ 413.047660] __ext4_new_inode+0x400/0x5a20 [ 413.051913] ? putname+0xe1/0x120 [ 413.055385] ? do_mkdirat+0xa0/0x2d0 [ 413.059128] ? ext4_free_inode+0x1780/0x1780 [ 413.063591] ? debug_check_no_obj_freed+0x201/0x490 [ 413.068624] ? __dquot_initialize+0x298/0xb70 [ 413.073140] ? lock_acquire+0x170/0x3c0 [ 413.077130] ? dquot_initialize_needed+0x290/0x290 [ 413.082070] ? map_id_up+0x178/0x2f0 [ 413.085806] ? common_perm+0x4be/0x800 [ 413.089707] ext4_mkdir+0x396/0xe10 [ 413.093405] ? ext4_init_dot_dotdot+0x600/0x600 [ 413.098091] ? generic_permission+0x116/0x4d0 [ 413.102601] ? security_inode_permission+0xc5/0xf0 [ 413.107636] ? inode_permission.part.0+0x10c/0x450 [ 413.112581] vfs_mkdir+0x508/0x7a0 [ 413.116207] do_mkdirat+0x262/0x2d0 [ 413.119847] ? __ia32_sys_mknod+0x120/0x120 [ 413.124203] ? trace_hardirqs_off_caller+0x6e/0x210 [ 413.129232] ? do_syscall_64+0x21/0x620 [ 413.133272] do_syscall_64+0xf9/0x620 [ 413.137087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.142287] RIP: 0033:0x465567 [ 413.145488] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 413.158886] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 413.164398] RSP: 002b:00007fef90a13fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 21:24:35 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64, 0x39], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:35 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff06e0ff000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 413.164413] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000465567 [ 413.164422] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 00000000200001c0 [ 413.164431] RBP: 00007fef90a14040 R08: 0000000000000000 R09: ffffffffffffffff [ 413.164439] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000180 [ 413.164448] R13: 00000000200001c0 R14: 00007fef90a14000 R15: 0000000020000600 [ 413.232535] audit: type=1804 audit(1618435475.372:319): pid=19206 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/226/bus" dev="sda1" ino=14835 res=1 [ 413.287874] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:35 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) 21:24:35 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:35 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, 0x0, 0x0) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 413.509082] audit: type=1804 audit(1618435475.552:320): pid=19206 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/226/bus" dev="sda1" ino=14835 res=1 21:24:35 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 413.553725] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:35 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:35 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) 21:24:35 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 413.651479] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:35 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:36 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = dup2(r1, r0) ioctl$UI_SET_EVBIT(r2, 0x40045564, 0x11) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) [ 413.745740] audit: type=1804 audit(1618435475.992:321): pid=19237 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/227/bus" dev="sda1" ino=14834 res=1 [ 413.759666] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:36 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060000000100008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 413.915204] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 413.938594] audit: type=1804 audit(1618435476.101:322): pid=19244 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/227/bus" dev="sda1" ino=14834 res=1 21:24:36 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 414.012548] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 414.099971] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:36 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x2, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:36 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:36 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:36 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, 0x0, 0x0) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:36 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:36 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 414.344044] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 414.433153] audit: type=1804 audit(1618435476.681:323): pid=19294 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/228/bus" dev="sda1" ino=14865 res=1 [ 414.467095] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:36 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 414.500127] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:36 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060000000400008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:36 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 414.578924] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:36 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:37 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, 0x0, 0x0) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 414.669566] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 414.766937] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:37 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:37 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:37 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 414.821866] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:37 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 414.931817] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 415.026699] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:37 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:37 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 415.130421] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:37 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(0xffffffffffffffff, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 415.225082] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:37 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:37 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:37 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) [ 415.299798] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 415.329057] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 415.451878] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:37 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 415.533434] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:37 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37, 0x64], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:37 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) 21:24:38 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(0xffffffffffffffff, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 415.665220] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:38 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060000000e00008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:38 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) 21:24:38 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:38 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 415.787897] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 415.799585] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 415.812042] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:38 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x5, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:38 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [0x37], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 415.960330] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:38 executing program 1: r0 = socket(0xa, 0x806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r0, 0xffffffffffffffff) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) 21:24:38 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 416.055757] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:38 executing program 1: r0 = socket(0xa, 0x806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r0, 0xffffffffffffffff) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) 21:24:38 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x66, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 416.197487] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 416.202911] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:38 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x62, 0x64, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 416.332068] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:38 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(0xffffffffffffffff, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:38 executing program 1: r0 = socket(0xa, 0x806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r0, 0xffffffffffffffff) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000300)) 21:24:38 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:38 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x6, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 416.407720] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:38 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:38 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0x0, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 416.504105] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:38 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 416.626551] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 416.657462] kauditd_printk_skb: 7 callbacks suppressed 21:24:39 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 416.657477] audit: type=1804 audit(1618435478.881:331): pid=19481 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/232/bus" dev="sda1" ino=14832 res=1 [ 416.714254] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 416.745796] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 416.777934] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:39 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0x0, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 416.814136] audit: type=1804 audit(1618435479.061:332): pid=19497 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/232/bus" dev="sda1" ino=14832 res=1 21:24:39 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:39 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x7, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 416.943328] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:39 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:39 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, 0x0, 0x0) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:39 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:39 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0x0, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 417.125565] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 417.152009] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:39 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:39 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:39 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 417.287394] audit: type=1804 audit(1618435479.521:333): pid=19537 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/233/bus" dev="sda1" ino=14871 res=1 [ 417.291349] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 417.327513] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 417.342490] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:39 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x8, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 417.455369] audit: type=1804 audit(1618435479.700:334): pid=19549 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/233/bus" dev="sda1" ino=14871 res=1 21:24:39 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:39 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 417.578310] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:39 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:40 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x62, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 417.672797] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:40 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, 0x0, 0x0) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:40 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 417.759353] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:40 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x9, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:40 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 417.917290] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 417.928438] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:40 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:40 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 418.009993] audit: type=1804 audit(1618435480.260:335): pid=19602 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/234/bus" dev="sda1" ino=14870 res=1 [ 418.014056] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:40 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 418.160112] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 418.164985] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 418.221264] audit: type=1804 audit(1618435480.370:336): pid=19615 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/234/bus" dev="sda1" ino=14870 res=1 21:24:40 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:40 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 418.312749] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 418.325461] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:40 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:40 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, 0x0, 0x0) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:40 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0xe, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:40 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:40 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 418.541442] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 418.626998] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:40 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 418.670152] audit: type=1804 audit(1618435480.920:337): pid=19663 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/235/bus" dev="sda1" ino=14879 res=1 21:24:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, 0x0, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:41 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) [ 418.713794] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 418.744274] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 418.852079] audit: type=1804 audit(1618435481.090:338): pid=19663 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/235/bus" dev="sda1" ino=14879 res=1 21:24:41 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff06e0ffffff00008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, 0x0, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 418.920865] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 418.925563] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:41 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:41 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:41 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x10, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 419.112898] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:41 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x66, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, 0x0, 0x0) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:41 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 419.270712] audit: type=1804 audit(1618435481.520:339): pid=19704 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/236/bus" dev="sda1" ino=14882 res=1 [ 419.287953] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 419.332185] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:41 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 419.479334] audit: type=1804 audit(1618435481.640:340): pid=19709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/236/bus" dev="sda1" ino=14882 res=1 21:24:41 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 419.570470] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 419.620030] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:41 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:41 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63, 0x31]}}}]}) 21:24:42 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 419.742753] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 419.763425] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 419.769020] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:42 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:42 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x23, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:42 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:42 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, 0xffffffffffffffff) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 419.987635] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:42 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65, 0x63]}}}]}) 21:24:42 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:42 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:42 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, 0xffffffffffffffff) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 420.132099] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 420.160663] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:42 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 420.304135] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 420.322166] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:42 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, 0xffffffffffffffff) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:42 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:42 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65]}}}]}) 21:24:42 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x48, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 420.459632] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 420.507183] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 420.604114] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:42 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:43 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65]}}}]}) 21:24:43 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 420.691751] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:43 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:43 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(0xffffffffffffffff, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 420.877885] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 420.903029] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:43 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 420.931315] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:43 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36, 0x0, 0x65]}}}]}) 21:24:43 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:43 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x4c, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 421.033546] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:43 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:43 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 421.322086] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 421.339429] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:43 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(0xffffffffffffffff, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:43 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, 0xffffffffffffffff) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:43 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:43 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36]}}}]}) 21:24:43 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 421.492353] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 421.635908] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 421.661393] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, 0xffffffffffffffff) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 421.689852] kauditd_printk_skb: 7 callbacks suppressed [ 421.689866] audit: type=1804 audit(1618435483.940:348): pid=19874 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/240/bus" dev="sda1" ino=14872 res=1 [ 421.693985] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:44 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35, 0x36]}}}]}) [ 421.818294] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x60, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, 0xffffffffffffffff) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 421.964332] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:44 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(0xffffffffffffffff, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:44 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060060000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r2, &(0x7f0000000300)) 21:24:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 422.115220] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r2, &(0x7f0000000300)) [ 422.159859] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 422.244658] audit: type=1804 audit(1618435484.489:349): pid=19927 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/241/bus" dev="sda1" ino=14904 res=1 [ 422.285956] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:44 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff0600e0000000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35]}}}]}) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r2, &(0x7f0000000300)) [ 422.366280] audit: type=1804 audit(1618435484.599:350): pid=19927 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/241/bus" dev="sda1" ino=14904 res=1 [ 422.376442] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 422.445552] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:44 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x68, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:44 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, 0xffffffffffffffff, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) 21:24:44 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:44 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 422.616573] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:44 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34, 0x35]}}}]}) 21:24:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) [ 422.721445] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 422.747457] audit: type=1804 audit(1618435484.989:351): pid=19964 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/242/bus" dev="sda1" ino=14896 res=1 [ 422.820078] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 422.832161] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 422.881005] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 422.917110] audit: type=1804 audit(1618435485.159:352): pid=19964 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/242/bus" dev="sda1" ino=14896 res=1 21:24:45 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, 0xffffffffffffffff, &(0x7f0000000300)) 21:24:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x6c, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:45 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, 0xffffffffffffffff, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 423.106990] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 423.156349] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34]}}}]}) 21:24:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, 0x0) 21:24:45 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d, 0x36], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 423.307806] audit: type=1804 audit(1618435485.549:353): pid=20007 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/243/bus" dev="sda1" ino=14913 res=1 [ 423.332106] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:45 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 423.395559] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, 0x0) [ 423.461123] audit: type=1804 audit(1618435485.679:354): pid=20007 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/243/bus" dev="sda1" ino=14913 res=1 [ 423.527747] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 423.541174] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:45 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r4, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r4, 0xffffffffffffffff, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, 0x0) 21:24:45 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x74, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:45 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34]}}}]}) [ 423.645024] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:46 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:46 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:46 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(0xffffffffffffffff, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 423.820907] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 423.842758] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:46 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34, 0x34]}}}]}) [ 423.894944] audit: type=1804 audit(1618435486.139:355): pid=20055 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/244/bus" dev="sda1" ino=14930 res=1 [ 423.982040] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 424.002826] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:46 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 424.020930] audit: type=1804 audit(1618435486.269:356): pid=20055 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/244/bus" dev="sda1" ino=14930 res=1 [ 424.046351] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x7a, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:46 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63, 0x1d], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 424.158235] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:46 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x0) creat(&(0x7f0000000100)='./bus\x00', 0x0) [ 424.194679] audit: type=1804 audit(1618435486.439:357): pid=20076 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/331/bus" dev="sda1" ino=14931 res=1 [ 424.243824] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:46 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff0600000e0000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:46 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64], 0x2d, [0x34]}}}]}) [ 424.385199] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 424.452968] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:46 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x63], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:46 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0xe2, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 424.570003] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:47 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060000200000008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 424.701208] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 424.918497] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 424.946628] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 425.028643] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:47 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(0xffffffffffffffff, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:47 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x0) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:47 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x300, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:47 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:47 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 425.218755] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 425.228455] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:47 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 425.285791] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:47 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 425.406215] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 425.437893] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:47 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x385, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 425.456127] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 425.566591] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 425.577988] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:47 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x0) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:48 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:48 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 425.793187] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 425.944419] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 425.953046] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 425.963457] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 426.034758] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:48 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:48 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3b7, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:48 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:48 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(0x0, 0x0) 21:24:48 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 426.351013] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:48 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:48 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@smackfshat={'smackfshat', 0x3d, 'unconfined_u'}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 426.439121] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 426.452057] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:48 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 426.541981] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 426.573429] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:48 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3b8, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:49 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x0) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:49 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 426.801041] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 426.922461] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 426.975458] kauditd_printk_skb: 10 callbacks suppressed [ 426.975474] audit: type=1804 audit(1618435489.219:368): pid=20270 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/335/bus" dev="sda1" ino=14882 res=1 [ 427.013908] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 427.026600] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 427.121383] audit: type=1804 audit(1618435489.339:369): pid=20270 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/335/bus" dev="sda1" ino=14882 res=1 [ 427.138327] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:49 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:49 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3b9, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:49 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(0x0, 0x0) [ 427.429004] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:49 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 427.526848] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:49 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:49 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x64], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 427.682319] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 427.715010] audit: type=1804 audit(1618435489.959:370): pid=20312 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/249/bus" dev="sda1" ino=14926 res=1 [ 427.828982] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 427.894749] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:50 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, 0x0, 0x0) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:50 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:50 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:50 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3ba, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 428.108685] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 428.205948] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 428.217929] audit: type=1804 audit(1618435490.469:371): pid=20345 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/336/bus" dev="sda1" ino=14894 res=1 [ 428.263822] net_ratelimit: 1 callbacks suppressed [ 428.263854] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:50 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64], 0x2d, [], 0x2d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x31]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:50 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [0x0, 0x0, 0x32, 0x35], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:50 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 428.321574] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 428.414686] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 428.433842] audit: type=1804 audit(1618435490.679:372): pid=20360 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/336/bus" dev="sda1" ino=14894 res=1 21:24:50 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3bb, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:50 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(0x0, 0x0) [ 428.641610] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 428.662739] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:51 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:51 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:51 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [0x0, 0x0, 0x32], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) [ 428.870837] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 428.879913] audit: type=1804 audit(1618435491.119:373): pid=20387 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/250/bus" dev="sda1" ino=14401 res=1 [ 428.918937] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 429.070339] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 429.158465] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:51 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:51 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:51 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:51 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [0x0, 0x0, 0x32], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:51 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3bc, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 429.739640] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 429.748061] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:52 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 429.794144] audit: type=1804 audit(1618435492.039:374): pid=20431 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/337/bus" dev="sda1" ino=14940 res=1 21:24:52 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [0x0, 0x0, 0x32], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:52 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 429.847745] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 429.885575] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:52 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(0x0, 0x0) [ 429.997510] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 430.010747] audit: type=1804 audit(1618435492.259:375): pid=20438 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/337/bus" dev="sda1" ino=14940 res=1 21:24:52 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:52 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3bd, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 430.144402] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 430.252830] audit: type=1804 audit(1618435492.499:376): pid=20456 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/251/bus" dev="sda1" ino=14944 res=1 [ 430.302232] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 430.331047] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:52 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 430.530878] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 430.566840] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 430.611360] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:53 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(0x0, 0x0) 21:24:53 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:53 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [], 0x2d, [], 0x2d, [0x0, 0x62, 0x0, 0x64]}}}]}) 21:24:53 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3be, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:53 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 430.924890] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 430.936071] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 431.077870] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 431.089040] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 431.096897] audit: type=1804 audit(1618435493.338:377): pid=20505 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/338/bus" dev="sda1" ino=14971 res=1 21:24:53 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:53 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 431.140369] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:53 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3bf, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 431.434095] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 431.542545] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:53 executing program 4: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:53 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61], 0x2d, [], 0x2d, [], 0x2d, [0x0, 0x62]}}}]}) 21:24:53 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:53 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 431.664906] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 431.857462] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 431.909235] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 432.134725] audit: type=1804 audit(1618435494.378:378): pid=20550 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/252/bus" dev="sda1" ino=13953 res=1 [ 432.173922] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 432.286508] audit: type=1804 audit(1618435494.528:379): pid=20553 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/252/bus" dev="sda1" ino=13953 res=1 21:24:54 executing program 1: r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:54 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3c0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:54 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:54 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:54 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@audit='audit'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61]}}}]}) [ 432.486137] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 432.515776] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 432.593659] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 432.610954] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:54 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:54 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:54 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x61]}}}]}) [ 432.629924] audit: type=1804 audit(1618435494.868:380): pid=20575 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/339/bus" dev="sda1" ino=14294 res=1 [ 432.651436] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 432.761542] audit: type=1804 audit(1618435495.008:381): pid=20580 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir512468848/syzkaller.lfAdVB/339/bus" dev="sda1" ino=14294 res=1 [ 432.904873] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 432.907227] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:55 executing program 4 (fault-call:15 fault-nth:0): r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:55 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3c1, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:55 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:55 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid'}}]}) [ 433.293882] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:55 executing program 1 (fault-call:6 fault-nth:0): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:55 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:55 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:55 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x3c2, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 433.359894] audit: type=1804 audit(1618435495.598:382): pid=20615 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/253/bus" dev="sda1" ino=14356 res=1 [ 433.393042] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 433.438734] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 433.492181] FAULT_INJECTION: forcing a failure. [ 433.492181] name failslab, interval 1, probability 0, space 0, times 0 [ 433.492325] FAULT_INJECTION: forcing a failure. [ 433.492325] name failslab, interval 1, probability 0, space 0, times 0 [ 433.493719] CPU: 1 PID: 20615 Comm: syz-executor.4 Not tainted 4.19.187-syzkaller #0 [ 433.523331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.532687] Call Trace: [ 433.535298] dump_stack+0x1fc/0x2ef [ 433.538952] should_fail.cold+0xa/0xf [ 433.542760] ? setup_fault_attr+0x200/0x200 [ 433.547093] ? lock_acquire+0x170/0x3c0 [ 433.551072] __should_failslab+0x115/0x180 [ 433.555308] should_failslab+0x5/0x10 [ 433.559107] kmem_cache_alloc_trace+0x284/0x380 [ 433.563791] alloc_pipe_info+0xb8/0x470 [ 433.567779] splice_direct_to_actor+0x6dd/0x8d0 [ 433.572475] ? apparmor_getprocattr+0x11d0/0x11d0 [ 433.577507] ? check_preemption_disabled+0x41/0x280 [ 433.582531] ? generic_pipe_buf_nosteal+0x10/0x10 [ 433.587396] ? do_splice_to+0x160/0x160 [ 433.591372] ? security_file_permission+0x1c0/0x220 [ 433.596409] do_splice_direct+0x1a7/0x270 [ 433.600560] ? splice_direct_to_actor+0x8d0/0x8d0 [ 433.605410] ? security_file_permission+0x1c0/0x220 [ 433.610435] do_sendfile+0x550/0xc30 [ 433.614175] ? do_compat_pwritev64+0x1b0/0x1b0 [ 433.618844] ? vfs_write+0x393/0x540 [ 433.622563] __se_sys_sendfile64+0x147/0x160 [ 433.626972] ? __se_sys_sendfile+0x180/0x180 [ 433.631396] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 433.636901] ? trace_hardirqs_off_caller+0x6e/0x210 [ 433.641941] ? do_syscall_64+0x21/0x620 [ 433.645919] do_syscall_64+0xf9/0x620 [ 433.649726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.654917] RIP: 0033:0x466459 [ 433.658129] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 433.677031] RSP: 002b:00007fc2066d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 433.684742] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 433.692005] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000008 [ 433.699268] RBP: 00007fc2066d51d0 R08: 0000000000000000 R09: 0000000000000000 [ 433.706623] R10: 0000800100020001 R11: 0000000000000246 R12: 0000000000000001 [ 433.713890] R13: 00007ffea0bf695f R14: 00007fc2066d5300 R15: 0000000000022000 [ 433.732320] audit: type=1804 audit(1618435495.978:383): pid=20618 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/253/bus" dev="sda1" ino=14356 res=1 [ 433.764876] CPU: 1 PID: 20624 Comm: syz-executor.1 Not tainted 4.19.187-syzkaller #0 [ 433.773062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.782428] Call Trace: [ 433.785026] dump_stack+0x1fc/0x2ef [ 433.788946] should_fail.cold+0xa/0xf [ 433.792772] ? setup_fault_attr+0x200/0x200 [ 433.797105] ? lock_acquire+0x170/0x3c0 [ 433.801097] __should_failslab+0x115/0x180 [ 433.805343] should_failslab+0x5/0x10 [ 433.809152] kmem_cache_alloc+0x277/0x370 [ 433.813339] __se_sys_epoll_ctl+0x97d/0x2b90 [ 433.817801] ? __mutex_unlock_slowpath+0xea/0x610 [ 433.822655] ? check_preemption_disabled+0x41/0x280 [ 433.827680] ? wait_for_completion_io+0x10/0x10 [ 433.832367] ? ep_loop_check_proc+0x4d0/0x4d0 [ 433.836873] ? vfs_write+0x393/0x540 [ 433.840602] ? ksys_write+0x1c8/0x2a0 [ 433.844419] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 433.849799] ? trace_hardirqs_off_caller+0x6e/0x210 [ 433.854847] ? do_syscall_64+0x21/0x620 [ 433.858855] do_syscall_64+0xf9/0x620 [ 433.862668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.867858] RIP: 0033:0x466459 [ 433.871059] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 433.890399] RSP: 002b:00007f9cb3a64188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 433.898110] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 433.905378] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 [ 433.912646] RBP: 00007f9cb3a641d0 R08: 0000000000000000 R09: 0000000000000000 [ 433.919917] R10: 0000000020000300 R11: 0000000000000246 R12: 0000000000000001 [ 433.927184] R13: 00007ffc336a0f8f R14: 00007f9cb3a64300 R15: 0000000000022000 21:24:56 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@context={'context', 0x3d, 'system_u'}}, {@fsuuid={'fsuuid'}}]}) 21:24:56 executing program 4 (fault-call:15 fault-nth:1): r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:56 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b70000000000000095000000000000002c3f2cc2b7954244cef7baf48e6d2885a09a87507ebf4e43bc0609b199b6ed90e0596acec976e57309ebcdac5f7a860c00269c781f6428457253e89ad528d985636a86ec0f60f5a6d1159a2c2e85d726859a919cc9548a349980d1ccdce27f94bc074c27f81070545cab5d5b0d7ff0575cc2727e8d974927676468ff2d8621c3ac94712ed9cf6b40b3cf252a47c05af3a30d57cc3ed67d1867b54d24e2da18568c3b0f24b52616bf84d3b042d6e432cd0e3b57239f0127473e6ba922aff649609d40b47ec331ccba3ce8d530ffff19a6471bf3abc742d9cbcfb964b13831034694a6aad86cf08a2c7b2235dc99de9aa3e6b77c7a2877261ed72da90864987f30926c9013eec3b86836ae504479f60b0ec9204d2b85627aa5a79f670000000000000000000000008f02712c3d8fc4e2686e21a855e823887196d4f4e9f2013d2aef4a3b5092be4d6852b88317c5adbbdb0015f89e9939bc424d1bafe5725c8a4047b91da3768c1ca6a4410009f95d4ba21068285afa8d3b4a6893d3626ab5becbcdb887af2c85c2d9ab09b5dd7d3c4406d2d7650bf7b2ff4602aec1eea200000064881c560c371a08e051374cf05c921a06fb78183e7e68de9dabe35f1a5d50f20209eec6eb2c510b2cc8d95e4e5b365d1e1298f431432010e100"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="b91803b700030703009e40f086dd1fff060000000043008477fbac141434e0080001c699da153f0ae0e6e380f60107f683317585d7473f1cab4439f0f570ff155bc5f73ba3f8bb99a6e8ded1ce485cf058105cd981b42493481cd659416a2e10c9119664f36eb00b333c20c9ec0c222d644bdcb178c1cc53d6960fbb842d6a33dfcde3a1e1848135214baf139753866cadcbe3ce52505e992818cc452bee339d9ab076f484020eaa348a21d7911e4c44905256ec2cc54cca47a198b00c10aff62a4bed43a2ebcad92743fb22c593f28fd4bb7c703cde9cae0569d4c8d9a823f2c12863f7a6c0cf88ed22aae4f6f084508833b61429a25773eedf63dd9f33d430f2a0a30a7761db16fe0f743b95ded898c28aac1256ce2751b3d738899b8b19d9052b7f13ff94", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 434.007664] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:56 executing program 1 (fault-call:6 fault-nth:1): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 434.083977] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:56 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 434.183318] audit: type=1804 audit(1618435496.428:384): pid=20647 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/254/bus" dev="sda1" ino=14243 res=1 [ 434.211762] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:56 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 434.236332] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 434.252267] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 434.281895] FAULT_INJECTION: forcing a failure. [ 434.281895] name failslab, interval 1, probability 0, space 0, times 0 [ 434.311245] FAULT_INJECTION: forcing a failure. [ 434.311245] name failslab, interval 1, probability 0, space 0, times 0 [ 434.323921] CPU: 1 PID: 20647 Comm: syz-executor.4 Not tainted 4.19.187-syzkaller #0 [ 434.331830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.341187] Call Trace: [ 434.343784] dump_stack+0x1fc/0x2ef [ 434.347432] should_fail.cold+0xa/0xf [ 434.351243] ? setup_fault_attr+0x200/0x200 [ 434.355567] ? lock_acquire+0x170/0x3c0 [ 434.359547] __should_failslab+0x115/0x180 [ 434.363785] should_failslab+0x5/0x10 [ 434.367583] __kmalloc+0x2ab/0x3c0 [ 434.371121] ? alloc_pipe_info+0x193/0x470 [ 434.375358] alloc_pipe_info+0x193/0x470 [ 434.379424] splice_direct_to_actor+0x6dd/0x8d0 [ 434.384091] ? apparmor_getprocattr+0x11d0/0x11d0 [ 434.388942] ? generic_pipe_buf_nosteal+0x10/0x10 [ 434.393785] ? do_splice_to+0x160/0x160 [ 434.397776] ? security_file_permission+0x1c0/0x220 [ 434.402806] do_splice_direct+0x1a7/0x270 [ 434.406959] ? splice_direct_to_actor+0x8d0/0x8d0 [ 434.411813] ? security_file_permission+0x1c0/0x220 [ 434.417268] do_sendfile+0x550/0xc30 [ 434.421010] ? do_compat_pwritev64+0x1b0/0x1b0 [ 434.425594] ? vfs_write+0x393/0x540 [ 434.429397] __se_sys_sendfile64+0x147/0x160 [ 434.433800] ? __se_sys_sendfile+0x180/0x180 [ 434.438209] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 434.443573] ? trace_hardirqs_off_caller+0x6e/0x210 [ 434.448592] ? do_syscall_64+0x21/0x620 [ 434.452575] do_syscall_64+0xf9/0x620 [ 434.456378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.461565] RIP: 0033:0x466459 [ 434.464754] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.483660] RSP: 002b:00007fc2066d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 434.491383] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 434.498650] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000008 [ 434.505936] RBP: 00007fc2066d51d0 R08: 0000000000000000 R09: 0000000000000000 [ 434.513215] R10: 0000800100020001 R11: 0000000000000246 R12: 0000000000000001 [ 434.520493] R13: 00007ffea0bf695f R14: 00007fc2066d5300 R15: 0000000000022000 [ 434.561771] audit: type=1804 audit(1618435496.798:385): pid=20659 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/254/bus" dev="sda1" ino=14243 res=1 [ 434.584012] CPU: 1 PID: 20656 Comm: syz-executor.1 Not tainted 4.19.187-syzkaller #0 [ 434.592940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.602321] Call Trace: [ 434.604918] dump_stack+0x1fc/0x2ef [ 434.608593] should_fail.cold+0xa/0xf [ 434.612411] ? setup_fault_attr+0x200/0x200 [ 434.616767] ? lock_acquire+0x170/0x3c0 [ 434.620771] __should_failslab+0x115/0x180 [ 434.625020] should_failslab+0x5/0x10 [ 434.628833] kmem_cache_alloc+0x277/0x370 [ 434.633059] ep_ptable_queue_proc+0xaf/0x390 [ 434.637480] ? lock_downgrade+0x720/0x720 [ 434.641667] ? ep_poll_wakeup_proc+0x40/0x40 [ 434.646274] dccp_poll+0xae/0x6c0 [ 434.649741] ? dccp_disconnect+0xac0/0xac0 [ 434.653990] sock_poll+0x289/0x330 [ 434.657544] ? compat_sock_ioctl+0x1c70/0x1c70 [ 434.662137] ep_item_poll+0x14a/0x3e0 [ 434.665947] ? ep_eventpoll_poll+0x160/0x160 [ 434.670457] ? __se_sys_epoll_ctl+0xc5b/0x2b90 [ 434.675053] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 434.680090] __se_sys_epoll_ctl+0x1b04/0x2b90 [ 434.684607] ? ep_loop_check_proc+0x4d0/0x4d0 [ 434.689111] ? vfs_write+0x393/0x540 [ 434.692838] ? ksys_write+0x1c8/0x2a0 [ 434.696650] ? ep_poll_wakeup_proc+0x40/0x40 [ 434.701070] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 434.706444] ? trace_hardirqs_off_caller+0x6e/0x210 21:24:57 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@fsuuid={'fsuuid'}}]}) 21:24:57 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x500, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:57 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 434.711472] ? do_syscall_64+0x21/0x620 [ 434.715459] do_syscall_64+0xf9/0x620 [ 434.719276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.724474] RIP: 0033:0x466459 [ 434.727676] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.746582] RSP: 002b:00007f9cb3a64188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 434.754299] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 21:24:57 executing program 1 (fault-call:6 fault-nth:2): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 434.761579] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 [ 434.768853] RBP: 00007f9cb3a641d0 R08: 0000000000000000 R09: 0000000000000000 [ 434.776134] R10: 0000000020000300 R11: 0000000000000246 R12: 0000000000000001 [ 434.783411] R13: 00007ffc336a0f8f R14: 00007f9cb3a64300 R15: 0000000000022000 21:24:57 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 434.869337] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 434.877744] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) 21:24:57 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_hash='dont_hash'}, {@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:57 executing program 4 (fault-call:15 fault-nth:2): r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:57 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@fsuuid={'fsuuid'}}]}) 21:24:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x2, r2, &(0x7f0000000300)) [ 435.011125] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:57 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 435.136060] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) 21:24:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x500, r2, &(0x7f0000000300)) [ 435.182247] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:57 executing program 5: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:57 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x600, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 435.234845] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 435.282606] audit: type=1804 audit(1618435497.528:386): pid=20716 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/255/bus" dev="sda1" ino=14976 res=1 [ 435.316201] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 21:24:57 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 435.375573] FAULT_INJECTION: forcing a failure. [ 435.375573] name fail_page_alloc, interval 1, probability 0, space 0, times 0 21:24:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x600, r2, &(0x7f0000000300)) [ 435.436877] audit: type=1804 audit(1618435497.678:387): pid=20729 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir476036283/syzkaller.RtBgeU/255/bus" dev="sda1" ino=14976 res=1 [ 435.471826] CPU: 1 PID: 20716 Comm: syz-executor.4 Not tainted 4.19.187-syzkaller #0 [ 435.480874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.490928] Call Trace: [ 435.493537] dump_stack+0x1fc/0x2ef [ 435.497174] should_fail.cold+0xa/0xf [ 435.500988] ? setup_fault_attr+0x200/0x200 [ 435.504971] BFS-fs: bfs_fill_super(): No BFS filesystem on loop5 (magic=00000000) [ 435.505325] ? crc32c_pcl_intel_update+0x1b9/0x320 [ 435.518027] __alloc_pages_nodemask+0x239/0x2890 [ 435.522805] ? ext4_inode_csum+0x676/0x920 [ 435.527067] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 435.531923] ? mark_held_locks+0xa6/0xf0 [ 435.535992] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 435.540759] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 435.545526] ? rcu_nmi_exit+0xb3/0x180 [ 435.549424] ? retint_kernel+0x2d/0x2d [ 435.553329] alloc_pages_current+0x193/0x2a0 [ 435.557774] skb_page_frag_refill+0x258/0x550 [ 435.562281] sk_page_frag_refill+0x4a/0x1d0 [ 435.566612] sk_alloc_sg+0x154/0x850 [ 435.570349] tls_sw_sendpage+0x4e1/0xd00 [ 435.574434] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 435.579289] ? tls_sw_sendmsg+0x1210/0x1210 [ 435.583617] ? rcu_nmi_exit+0xb3/0x180 21:24:57 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@dont_hash='dont_hash'}, {@fsuuid={'fsuuid'}}]}) [ 435.587514] ? retint_kernel+0x2d/0x2d [ 435.591411] ? tls_sw_sendmsg+0x1210/0x1210 [ 435.595836] inet_sendpage+0x164/0x650 [ 435.599735] ? sock_sendpage+0x1e/0x140 [ 435.603717] ? inet_accept+0x770/0x770 [ 435.607634] sock_sendpage+0xdf/0x140 [ 435.611453] pipe_to_sendpage+0x268/0x330 [ 435.615608] ? sockfs_setattr+0x160/0x160 [ 435.619744] ? direct_splice_actor+0x160/0x160 [ 435.624321] ? splice_from_pipe_next.part.0+0x2ad/0x360 [ 435.629695] __splice_from_pipe+0x389/0x800 [ 435.634029] ? direct_splice_actor+0x160/0x160 [ 435.638631] generic_splice_sendpage+0xd4/0x140 [ 435.643314] ? __splice_from_pipe+0x800/0x800 [ 435.647837] ? security_file_permission+0x1c0/0x220 [ 435.652860] ? __splice_from_pipe+0x800/0x800 [ 435.657374] direct_splice_actor+0x115/0x160 [ 435.661828] splice_direct_to_actor+0x33f/0x8d0 [ 435.666497] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 435.671262] ? generic_pipe_buf_nosteal+0x10/0x10 [ 435.676105] ? do_splice_to+0x160/0x160 [ 435.680090] do_splice_direct+0x1a7/0x270 [ 435.684239] ? splice_direct_to_actor+0x8d0/0x8d0 [ 435.689087] ? security_file_permission+0x1c0/0x220 [ 435.694122] do_sendfile+0x550/0xc30 [ 435.697841] ? do_compat_pwritev64+0x1b0/0x1b0 [ 435.702442] ? vfs_write+0x393/0x540 [ 435.706159] __se_sys_sendfile64+0x147/0x160 [ 435.710566] ? __se_sys_sendfile+0x180/0x180 [ 435.714973] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 435.720335] ? trace_hardirqs_off_caller+0x6e/0x210 [ 435.725363] ? do_syscall_64+0x21/0x620 [ 435.729354] do_syscall_64+0xf9/0x620 [ 435.733154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.740437] RIP: 0033:0x466459 [ 435.743628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 435.762534] RSP: 002b:00007fc2066d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 435.770286] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 435.777550] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000008 21:24:58 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) [ 435.784829] RBP: 00007fc2066d51d0 R08: 0000000000000000 R09: 0000000000000000 [ 435.792094] R10: 0000800100020001 R11: 0000000000000246 R12: 0000000000000001 [ 435.799356] R13: 00007ffea0bf695f R14: 00007fc2066d5300 R15: 0000000000022000 21:24:58 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)) [ 435.902078] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) 21:24:58 executing program 4 (fault-call:15 fault-nth:3): r0 = open(&(0x7f00000001c0)='./bus\x00', 0x1031fe, 0x0) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 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, @perf_config_ext}, r1, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x2007fff) sendfile(r0, r0, 0x0, 0x8080fffffffe) r3 = open(&(0x7f0000000300)='./bus\x00', 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r4, &(0x7f0000000040)={0xa, 0x4e22}, 0x1c) listen(r4, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r5, 0x0, 0x0, 0x20000004, &(0x7f0000000280)={0xa, 0x100000004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r5, 0x11a, 0x1, &(0x7f0000000100)=@gcm_128={{0x303}, '\x00', '\x00', "20040100"}, 0x28) sendfile(r5, r3, 0x0, 0x800100020001) creat(&(0x7f0000000100)='./bus\x00', 0x0) 21:24:58 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@fsuuid={'fsuuid'}}]}) [ 435.950978] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) 21:24:58 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:58 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)={0x2}) 21:24:58 executing program 5 (fault-call:2 fault-nth:0): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:58 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x700, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'.}]/'}, {'%:%<@]^.'}], [{@context={'context', 0x3d, 'system_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) [ 436.080586] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 436.156549] FAULT_INJECTION: forcing a failure. [ 436.156549] name failslab, interval 1, probability 0, space 0, times 0 [ 436.194830] BFS-fs: bfs_fill_super(): No BFS filesystem on loop0 (magic=00000000) [ 436.243867] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 436.283932] CPU: 1 PID: 20767 Comm: syz-executor.5 Not tainted 4.19.187-syzkaller #0 [ 436.291848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.301208] Call Trace: [ 436.303821] dump_stack+0x1fc/0x2ef [ 436.307460] should_fail.cold+0xa/0xf [ 436.311279] ? setup_fault_attr+0x200/0x200 [ 436.315610] ? lock_acquire+0x170/0x3c0 [ 436.319595] __should_failslab+0x115/0x180 [ 436.323868] should_failslab+0x5/0x10 [ 436.327675] __kmalloc+0x2ab/0x3c0 [ 436.331253] ? __se_sys_memfd_create+0xf8/0x440 [ 436.335935] __se_sys_memfd_create+0xf8/0x440 [ 436.337194] FAULT_INJECTION: forcing a failure. [ 436.337194] name failslab, interval 1, probability 0, space 0, times 0 [ 436.340439] ? memfd_file_seals_ptr+0x150/0x150 [ 436.340457] ? do_syscall_64+0xbf/0x620 [ 436.340474] do_syscall_64+0xf9/0x620 [ 436.340492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.340503] RIP: 0033:0x466459 [ 436.340517] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 21:24:58 executing program 5 (fault-call:2 fault-nth:1): mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[{'-#-.\xeb'}], [{@dont_appraise='dont_appraise'}, {@fsuuid={'fsuuid', 0x3d, {[], 0x2d, [], 0x2d, [0x0, 0x0, 0x64]}}}, {@smackfsroot={'smackfsroot', 0x3d, '&[[-'}}]}) 21:24:58 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000880)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x20e, 0x69, 0xfd000000, &(0x7f00000004c0)="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", 0x0, 0x31, 0x6000000000000000, 0xfffffffffffffe7e, 0x1d4}, 0x28) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) 21:24:58 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x806, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) dup2(r1, r0) r2 = fcntl$dupfd(r0, 0x0, r0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000300)={0x2000000}) [ 436.340525] RSP: 002b:00007f0ef20ccf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 436.340537] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 436.340546] RDX: 00007f0ef20cd000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 436.340554] RBP: 0000000000000000 R08: 00007f0ef20ccff8 R09: ffffffffffffffff [ 436.340563] R10: 00007f0ef20ccffc R11: 0000000000000246 R12: 0000000020000180 [ 436.340572] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 [ 436.440151] CPU: 0 PID: 20770 Comm: syz-executor.4 Not tainted 4.19.187-syzkaller #0 [ 436.448036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.457395] Call Trace: [ 436.459996] dump_stack+0x1fc/0x2ef [ 436.463637] should_fail.cold+0xa/0xf [ 436.467485] ? setup_fault_attr+0x200/0x200 [ 436.471818] ? lock_acquire+0x170/0x3c0 [ 436.475820] __should_failslab+0x115/0x180 [ 436.480066] should_failslab+0x5/0x10 [ 436.483879] __kmalloc+0x2ab/0x3c0 [ 436.487428] ? tls_push_record+0xff/0x1370 [ 436.491674] tls_push_record+0xff/0x1370 [ 436.495760] tls_sw_sendpage+0x8c6/0xd00 [ 436.499841] ? tls_sw_sendmsg+0x1210/0x1210 [ 436.504184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 436.508951] ? tls_sw_sendmsg+0x1210/0x1210 [ 436.513281] inet_sendpage+0x164/0x650 [ 436.517205] ? inet_accept+0x770/0x770 [ 436.521103] sock_sendpage+0xdf/0x140 [ 436.524922] pipe_to_sendpage+0x268/0x330 [ 436.529078] ? sockfs_setattr+0x160/0x160 [ 436.533238] ? direct_splice_actor+0x160/0x160 [ 436.537829] ? lock_is_held_type+0x17a/0x210 [ 436.542247] ? splice_from_pipe_next.part.0+0x2ad/0x360 [ 436.547621] __splice_from_pipe+0x389/0x800 [ 436.551958] ? direct_splice_actor+0x160/0x160 [ 436.556552] generic_splice_sendpage+0xd4/0x140 [ 436.561242] ? __splice_from_pipe+0x800/0x800 [ 436.565750] ? security_file_permission+0x1c0/0x220 [ 436.570774] ? __splice_from_pipe+0x800/0x800 [ 436.575368] direct_splice_actor+0x115/0x160 [ 436.579788] splice_direct_to_actor+0x33f/0x8d0 [ 436.584467] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 436.589234] ? generic_pipe_buf_nosteal+0x10/0x10 [ 436.594092] ? do_splice_to+0x160/0x160 [ 436.598083] do_splice_direct+0x1a7/0x270 [ 436.602268] ? splice_direct_to_actor+0x8d0/0x8d0 [ 436.607127] ? security_file_permission+0x1c0/0x220 [ 436.612166] do_sendfile+0x550/0xc30 [ 436.615910] ? do_compat_pwritev64+0x1b0/0x1b0 [ 436.620528] ? vfs_write+0x393/0x540 [ 436.624259] __se_sys_sendfile64+0x147/0x160 [ 436.628674] ? __se_sys_sendfile+0x180/0x180 [ 436.633093] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 436.638514] ? trace_hardirqs_off_caller+0x6e/0x210 [ 436.643566] ? do_syscall_64+0x21/0x620 [ 436.647562] do_syscall_64+0xf9/0x620 [ 436.651422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.656639] RIP: 0033:0x466459 [ 436.659837] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 436.678742] RSP: 002b:00007fc2066d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 436.686455] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 21:24:58 executing program 0: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$bfs(&(0x7f0000000180)='bfs\x00', &(0x7f00000001c0)='./file1/file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)={[], [{@fsuuid={'fsuuid'}}]}) [ 436.693731] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000008 [ 436.701012] RBP: 00007fc2066d51d0 R08: 0000000000000000 R09: 0000000000000000 [ 436.708339] R10: 0000800100020001 R11: 0000000000000246 R12: 0000000000000001 [ 436.715606] R13: 00007ffea0bf695f R14: 00007fc2066d5300 R15: 0000000000022000 [ 436.752913] BFS-fs: bfs_fill_super(): No BFS filesystem on loop3 (magic=00000000) [ 436.776356] FAULT_INJECTION: forcing a failure. [ 436.776356] name failslab, interval 1, probability 0, space 0, times 0 [ 436.807068] CPU: 1 PID: 20790 Comm: syz-executor.5 Not tainted 4.19.187-syzkaller #0 [ 436.815005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.824377] Call Trace: [ 436.826973] dump_stack+0x1fc/0x2ef [ 436.830604] should_fail.cold+0xa/0xf [ 436.834406] ? setup_fault_attr+0x200/0x200 [ 436.838728] ? lock_acquire+0x170/0x3c0 [ 436.842705] __should_failslab+0x115/0x180 [ 436.847209] should_failslab+0x5/0x10 [ 436.851005] kmem_cache_alloc+0x277/0x370 [ 436.855153] ? shmem_destroy_callback+0xb0/0xb0 [ 436.859820] shmem_alloc_inode+0x18/0x40 [ 436.863894] ? shmem_destroy_callback+0xb0/0xb0 [ 436.868573] alloc_inode+0x5d/0x180 [ 436.872218] new_inode+0x1d/0xf0 [ 436.875585] shmem_get_inode+0x96/0x8d0 [ 436.879561] __shmem_file_setup.part.0+0x7a/0x2b0 [ 436.884407] shmem_file_setup+0x61/0x90 [ 436.888381] __se_sys_memfd_create+0x26b/0x440 [ 436.892962] ? memfd_file_seals_ptr+0x150/0x150 [ 436.897647] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 436.903013] ? trace_hardirqs_off_caller+0x6e/0x210 [ 436.908030] ? do_syscall_64+0x21/0x620 [ 436.912019] do_syscall_64+0xf9/0x620 [ 436.915825] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.921010] RIP: 0033:0x466459 [ 436.924220] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 436.943124] RSP: 002b:00007f0ef20ccf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 436.950832] RAX: ffffffffffffffda RBX: 0000000020000380 RCX: 0000000000466459 [ 436.958094] RDX: 00007f0ef20cd000 RSI: 0000000000000000 RDI: 00000000004beba8 [ 436.965362] RBP: 0000000000000000 R08: 00007f0ef20ccff8 R09: ffffffffffffffff [ 436.972629] R10: 00007f0ef20ccffc R11: 0000000000000246 R12: 0000000020000180 [ 436.979897] R13: 00000000200001c0 R14: 0000000000000000 R15: 0000000020000600 [ 436.989993] ==================================================================