syzkaller login: [ 42.216376] sshd (243) used greatest stack depth: 24768 bytes left Warning: Permanently added '[localhost]:61497' (ECDSA) to the list of known hosts. 2022/09/14 12:59:07 fuzzer started 2022/09/14 12:59:07 dialing manager at localhost:33849 [ 44.310074] cgroup: Unknown subsys name 'net' [ 44.373916] cgroup: Unknown subsys name 'rlimit' 2022/09/14 12:59:22 syscalls: 2215 2022/09/14 12:59:22 code coverage: enabled 2022/09/14 12:59:22 comparison tracing: enabled 2022/09/14 12:59:22 extra coverage: enabled 2022/09/14 12:59:22 setuid sandbox: enabled 2022/09/14 12:59:22 namespace sandbox: enabled 2022/09/14 12:59:22 Android sandbox: enabled 2022/09/14 12:59:22 fault injection: enabled 2022/09/14 12:59:22 leak checking: enabled 2022/09/14 12:59:22 net packet injection: enabled 2022/09/14 12:59:22 net device setup: enabled 2022/09/14 12:59:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/14 12:59:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/14 12:59:22 USB emulation: enabled 2022/09/14 12:59:22 hci packet injection: enabled 2022/09/14 12:59:22 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220914) 2022/09/14 12:59:22 802.15.4 emulation: enabled 2022/09/14 12:59:22 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/14 12:59:22 fetching corpus: 50, signal 27833/31345 (executing program) 2022/09/14 12:59:22 fetching corpus: 100, signal 44751/49597 (executing program) 2022/09/14 12:59:22 fetching corpus: 150, signal 54770/60929 (executing program) 2022/09/14 12:59:23 fetching corpus: 200, signal 59053/66588 (executing program) 2022/09/14 12:59:23 fetching corpus: 250, signal 64320/73074 (executing program) 2022/09/14 12:59:23 fetching corpus: 300, signal 70787/80566 (executing program) 2022/09/14 12:59:23 fetching corpus: 350, signal 75046/85917 (executing program) 2022/09/14 12:59:23 fetching corpus: 400, signal 79531/91368 (executing program) 2022/09/14 12:59:23 fetching 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corpus: 1646, signal 145356/170254 (executing program) 2022/09/14 12:59:27 fetching corpus: 1696, signal 147034/172133 (executing program) 2022/09/14 12:59:27 fetching corpus: 1746, signal 148488/173816 (executing program) 2022/09/14 12:59:27 fetching corpus: 1795, signal 149484/175172 (executing program) 2022/09/14 12:59:27 fetching corpus: 1845, signal 151150/176979 (executing program) 2022/09/14 12:59:27 fetching corpus: 1894, signal 153022/178958 (executing program) 2022/09/14 12:59:27 fetching corpus: 1944, signal 154546/180655 (executing program) 2022/09/14 12:59:28 fetching corpus: 1992, signal 155811/182124 (executing program) 2022/09/14 12:59:28 fetching corpus: 2039, signal 156877/183492 (executing program) 2022/09/14 12:59:28 fetching corpus: 2089, signal 158305/185009 (executing program) 2022/09/14 12:59:28 fetching corpus: 2138, signal 160821/187200 (executing program) 2022/09/14 12:59:28 fetching corpus: 2185, signal 161413/188173 (executing program) 2022/09/14 12:59:28 fetching corpus: 2235, signal 162396/189378 (executing program) 2022/09/14 12:59:28 fetching corpus: 2285, signal 164263/191044 (executing program) 2022/09/14 12:59:28 fetching corpus: 2335, signal 165954/192594 (executing program) 2022/09/14 12:59:29 fetching corpus: 2381, signal 167115/193805 (executing program) 2022/09/14 12:59:29 fetching corpus: 2430, signal 168598/195120 (executing program) 2022/09/14 12:59:29 fetching corpus: 2480, signal 169809/196295 (executing program) 2022/09/14 12:59:29 fetching corpus: 2529, signal 170574/197229 (executing program) 2022/09/14 12:59:29 fetching corpus: 2579, signal 171889/198384 (executing program) 2022/09/14 12:59:29 fetching corpus: 2629, signal 173163/199480 (executing program) 2022/09/14 12:59:30 fetching corpus: 2679, signal 174695/200664 (executing program) 2022/09/14 12:59:30 fetching corpus: 2729, signal 175876/201703 (executing program) 2022/09/14 12:59:30 fetching corpus: 2779, signal 176700/202535 (executing program) 2022/09/14 12:59:30 fetching corpus: 2829, signal 177637/203437 (executing program) 2022/09/14 12:59:30 fetching corpus: 2879, signal 179266/204652 (executing program) 2022/09/14 12:59:30 fetching corpus: 2929, signal 180237/205561 (executing program) 2022/09/14 12:59:30 fetching corpus: 2979, signal 181035/206276 (executing program) 2022/09/14 12:59:30 fetching corpus: 3026, signal 181984/207098 (executing program) 2022/09/14 12:59:31 fetching corpus: 3076, signal 183116/208002 (executing program) 2022/09/14 12:59:31 fetching corpus: 3126, signal 184237/208863 (executing program) 2022/09/14 12:59:31 fetching corpus: 3176, signal 185505/209752 (executing program) 2022/09/14 12:59:31 fetching corpus: 3226, signal 186473/210473 (executing program) 2022/09/14 12:59:31 fetching corpus: 3276, signal 187701/211294 (executing program) 2022/09/14 12:59:31 fetching corpus: 3326, signal 189639/212368 (executing program) 2022/09/14 12:59:32 fetching corpus: 3376, signal 190460/213009 (executing program) 2022/09/14 12:59:32 fetching corpus: 3426, signal 191510/213735 (executing program) 2022/09/14 12:59:32 fetching corpus: 3476, signal 192509/214410 (executing program) 2022/09/14 12:59:32 fetching corpus: 3526, signal 193482/215074 (executing program) 2022/09/14 12:59:32 fetching corpus: 3576, signal 194510/215712 (executing program) 2022/09/14 12:59:32 fetching corpus: 3626, signal 195292/216247 (executing program) 2022/09/14 12:59:32 fetching corpus: 3676, signal 196333/216838 (executing program) 2022/09/14 12:59:33 fetching corpus: 3726, signal 197270/217341 (executing program) 2022/09/14 12:59:33 fetching corpus: 3776, signal 197850/217765 (executing program) 2022/09/14 12:59:33 fetching corpus: 3826, signal 198628/218211 (executing program) 2022/09/14 12:59:33 fetching corpus: 3876, signal 199752/218755 (executing program) 2022/09/14 12:59:33 fetching corpus: 3926, signal 200536/219208 (executing program) 2022/09/14 12:59:33 fetching corpus: 3976, signal 201203/219632 (executing program) 2022/09/14 12:59:33 fetching corpus: 4026, signal 202012/220113 (executing program) 2022/09/14 12:59:34 fetching corpus: 4076, signal 203040/220588 (executing program) 2022/09/14 12:59:34 fetching corpus: 4126, signal 203811/221042 (executing program) 2022/09/14 12:59:34 fetching corpus: 4176, signal 204508/221428 (executing program) 2022/09/14 12:59:34 fetching corpus: 4226, signal 205638/221841 (executing program) 2022/09/14 12:59:34 fetching corpus: 4276, signal 206418/222231 (executing program) 2022/09/14 12:59:34 fetching corpus: 4326, signal 207059/222538 (executing program) 2022/09/14 12:59:34 fetching corpus: 4376, signal 207890/222840 (executing program) 2022/09/14 12:59:35 fetching corpus: 4426, signal 208822/223190 (executing program) 2022/09/14 12:59:35 fetching corpus: 4476, signal 209770/223539 (executing program) 2022/09/14 12:59:35 fetching corpus: 4526, signal 210724/223830 (executing program) 2022/09/14 12:59:35 fetching corpus: 4576, signal 211170/224057 (executing program) 2022/09/14 12:59:35 fetching corpus: 4626, signal 211920/224350 (executing program) 2022/09/14 12:59:35 fetching corpus: 4676, signal 212605/224560 (executing program) 2022/09/14 12:59:35 fetching corpus: 4726, signal 213134/224939 (executing program) 2022/09/14 12:59:36 fetching corpus: 4776, signal 214017/225152 (executing program) 2022/09/14 12:59:36 fetching corpus: 4826, signal 214813/225313 (executing program) 2022/09/14 12:59:36 fetching corpus: 4876, signal 215383/225539 (executing program) 2022/09/14 12:59:36 fetching corpus: 4926, signal 215772/225715 (executing program) 2022/09/14 12:59:36 fetching corpus: 4976, signal 216352/225845 (executing program) 2022/09/14 12:59:36 fetching corpus: 5026, signal 216925/225961 (executing program) 2022/09/14 12:59:36 fetching corpus: 5076, signal 217429/226058 (executing program) 2022/09/14 12:59:36 fetching corpus: 5126, signal 218029/226173 (executing program) 2022/09/14 12:59:36 fetching corpus: 5176, signal 218633/226210 (executing program) 2022/09/14 12:59:36 fetching corpus: 5181, signal 218721/226210 (executing program) 2022/09/14 12:59:36 fetching corpus: 5181, signal 218721/226210 (executing program) 2022/09/14 12:59:39 starting 8 fuzzer processes 12:59:39 executing program 2: r0 = openat$sr(0xffffffffffffff9c, &(0x7f0000000140), 0xd40, 0x0) ioctl$CDROMREADTOCENTRY(r0, 0x5306, &(0x7f0000000000)={0x0, 0x0, 0xc, 0x2, @lba}) 12:59:39 executing program 7: r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f00000000c0)={0x1}, 0x8, 0x0) msgrcv(r0, &(0x7f0000000000)={0x0, ""/136}, 0x90, 0x0, 0x0) msgctl$IPC_STAT(r0, 0x2, &(0x7f0000000240)=""/186) 12:59:39 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x76, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = dup(r0) connect$inet6(r1, &(0x7f00000000c0)={0x2, 0x0, 0x0, @dev}, 0x1c) 12:59:39 executing program 4: r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0x2d, &(0x7f00000000c0), 0x4) 12:59:39 executing program 0: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='smaps\x00') preadv(r0, &(0x7f00000004c0)=[{&(0x7f0000000180)=""/149, 0x29a}, {&(0x7f0000000240)=""/41, 0x29}, {&(0x7f0000000280)=""/72, 0x48}, {&(0x7f0000000300)=""/153, 0x99}, {&(0x7f00000003c0)=""/23, 0x17}, {&(0x7f0000000400)=""/176, 0xffffffc2}], 0x6, 0x0, 0x0) 12:59:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x200000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000900100000f000000000000000200000006000000000008000080000020000000d5f4655fd5f4655f0100ffff53ef010001000000d4f4655f000000000000000001000000000000000b0000000004000008000000d2c20000120300000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e38323232353731363100"/192, 0xc0, 0x400}, {&(0x7f0000010100)="00000000000000000000000091b73ef4b8d944c4be6aeaa0d6c47e6c010040000c00000000000000d4f4655f00"/64, 0x40, 0x4e0}, {&(0x7f0000010200)="00000000000000000000000000000000000000000000000000000000200020000100000000000000000000000000000000000000040000005500000000000000", 0x40, 0x540}, {&(0x7f0000010300)="030000000400"/32, 0x20, 0x640}, {&(0x7f0000010400)="02000000030000000400000019000f000300040000000000000000000f002e69", 0x20, 0x1000}, {&(0x7f0000010500)="7f000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff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0x2020, 0x2000}, {&(0x7f0000012600)="ed41000000100000d4f4655fd5f4655fd5f4655f00000000000004008000000000000800050000000af301000400000000000000000000000100000010000000", 0x40, 0x4400}, {&(0x7f0000012700)="20000000c4caafbcc4caafbc00000000d4f4655f00"/32, 0x20, 0x4480}, {&(0x7f0000012800)="8081000000180000d4f4655fd4f4655fd4f4655f00000000000001008000000010000800000000000af301000400000000000000000000000200000030000000", 0x40, 0x4800}, {&(0x7f0000012900)="20000000000000000000000000000000d4f4655f00"/32, 0x20, 0x4880}, {&(0x7f0000012a00)="8081000000180000d4f4655fd4f4655fd4f4655f00000000000001008000000010000800000000000af301000400000000000000000000000200000040000000", 0x40, 0x4c00}, {&(0x7f0000012b00)="20000000000000000000000000000000d4f4655f00"/32, 0x20, 0x4c80}, {&(0x7f0000012c00)="c041000000300000d4f4655fd4f4655fd4f4655f00000000000002008000000000000800000000000af301000400000000000000000000000300000020000000", 0x40, 0x6800}, {&(0x7f0000012d00)="20000000000000000000000000000000d4f4655f000000000000000000000000000002ea00"/64, 0x40, 0x6880}, {&(0x7f0000012e00)="ed4100003c000000d5f4655fd5f4655fd5f4655f0000000000000200000000000000001003000000020000000d0000001000050166696c65300000000e0000002800050766696c65310000000000000000000000000000000000000000000000000000005aec127300000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000000002ea04070000000000000000000000000000646174610000000000000000", 0xc0, 0x6c00}, {&(0x7f0000012f00)="ed8100001a040000d5f4655fd5f4655fd5f4655f00000000000001008000000000000800010000000af301000400000000000000000000000100000050000000000000000000000000000000000000000000000000000000000000000000000000000000392c7b8c00000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000", 0xa0, 0x7000}, {&(0x7f0000013000)="ffa1000026000000d5f4655fd5f4655fd5f4655f00000000000001000000000000000000010000002f746d702f73797a2d696d61676567656e3832323235373136312f66696c65302f66696c653000000000000000000000000000000000000000000000d8199c5e00000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000", 0xa0, 0x7400}, {&(0x7f0000013100)="ed8100000a000000d5f4655fd5f4655fd5f4655f000000000000010000000000000000100100000073797a6b616c6c65727300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004ba95a2c00000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000000002ea040700000000000000000000000000006461746106015403000000000600000000000000786174747231000006014c0300000000060000000000000078617474723200"/256, 0x100, 0x7800}, {&(0x7f0000013200)="0000000000000000000000000000000078617474723200007861747472310000ed81000028230000d5f4655fd5f4655fd5f4655f00000000000002008000000000000800010000000af301000400000000000000000000000300000060000000020000000100000062000000020000000180000062000000000000000000000000000000df980a7e00000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000", 0xc0, 0x7be0}, {&(0x7f0000013300)="ed81000064000000d5f4655fd5f4655fd5f4655f000000000000010000000000000000100100000073797a6b616c6c657273797a6b616c6c657273797a6b616c6c657273797a6b616c6c657273797a6b616c6c657273797a6b616c6c657273797a6b616c852ae89800000000000000000000000000000000000000000000000020000000c4caafbcc4caafbcc4caafbcd5f4655fc4caafbc0000000000000000000002ea04073403000000002800000000000000646174610000000000000000", 0xc0, 0x8000}, {&(0x7f0000013400)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00lersyzkallersyzkallersyzkallersyzkallers', 0x40, 0x83c0}, {&(0x7f0000013500)="020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c653300000011000000940f090166696c652e636f6c64000000", 0x80, 0x10000}, {&(0x7f0000013600)="0b0000000c0001022e000000020000000c0002022e2e000000000000e80f0000", 0x20, 0x20000}, {&(0x7f0000013700)="00000000001000"/32, 0x20, 0x21000}, {&(0x7f0000013800)="00000000001000"/32, 0x20, 0x22000}, {&(0x7f0000013900)="111fc0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x30000}, {&(0x7f0000013a00)="0200"/32, 0x20, 0x30400}, {&(0x7f0000013b00)="0300"/32, 0x20, 0x30800}, {&(0x7f0000013c00)="0400"/32, 0x20, 0x30c00}, {&(0x7f0000013d00)="0500"/32, 0x20, 0x31000}, {&(0x7f0000013e00)="0000000000000000010000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000400"/96, 0x60, 0x31400}, {&(0x7f0000013f00)="2719c0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x40000}, {&(0x7f0000014000)="0200"/32, 0x20, 0x40400}, {&(0x7f0000014100)="0300"/32, 0x20, 0x40800}, {&(0x7f0000014200)="0400"/32, 0x20, 0x40c00}, {&(0x7f0000014300)="0500"/32, 0x20, 0x41000}, {&(0x7f0000014400)="0000000000000000010000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000400"/96, 0x60, 0x41400}, {&(0x7f0000014500)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x50000}], 0x0, &(0x7f0000014a00)) [ 75.719043] audit: type=1400 audit(1663160379.533:6): avc: denied { execmem } for pid=286 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 12:59:39 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NL80211_CMD_VENDOR(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)={0x28, r1, 0x87d27e71721737b5, 0x0, 0x0, {{0x5}, {@void, @val={0x8}, @val={0xc, 0x135}}}}, 0x28}}, 0x0) 12:59:39 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x9, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) bind$802154_dgram(r1, &(0x7f0000000080)={0x24, @long={0x3, 0x0, {0xaaaaaaaaaaaa0102}}}, 0x14) connect$802154_dgram(r1, &(0x7f0000000040)={0x24, @long={0x3, 0xffff, {0xaaaaaaaaaaaa0102}}}, 0x14) sendmmsg(r1, &(0x7f00000000c0), 0x45d, 0x0) gettid() r2 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000340)={'sit0\x00', 0x0}) r4 = socket$inet6_udplite(0xa, 0x2, 0x88) r5 = syz_io_uring_complete(0x0) readahead(r5, 0x200, 0x2) r6 = perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80000000, 0x81}, 0x603, 0x0, 0x0, 0x1}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) ioctl$FS_IOC_GETVERSION(r6, 0x80087601, &(0x7f0000000200)) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(r5, 0xc018937c, &(0x7f00000004c0)=ANY=[@ANYRES16=r6, @ANYRES32=r0, @ANYBLOB="04000000000000002e2f66696c653000"]) connect$802154_dgram(r7, &(0x7f00000001c0)={0x24, @none={0x0, 0xffff}}, 0x14) r8 = socket$nl_audit(0x10, 0x3, 0x9) dup2(r4, r8) ioctl$F2FS_IOC_COMMIT_ATOMIC_WRITE(r2, 0xf502, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f0000000200)={'ip6_vti0\x00', &(0x7f0000000280)={'syztnl2\x00', r3, 0x2f, 0x0, 0x0, 0x0, 0x0, @mcast1, @private2, 0x0, 0x0, 0x0, 0x2}}) [ 76.879629] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.881245] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 76.884585] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 76.887409] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 76.890791] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 76.892399] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 76.897373] Bluetooth: hci0: HCI_REQ-0x0c1a [ 77.003134] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 77.018556] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 77.020091] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 77.021573] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 77.025658] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 77.027223] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 77.028236] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 77.028869] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 77.029957] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 77.034234] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 77.036089] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 77.037784] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 77.039932] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 77.041568] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 77.043081] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 77.046063] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 77.050397] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 77.051656] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 77.055530] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 77.057304] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 77.058861] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 77.060647] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 77.061620] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 77.063738] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 77.063751] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 77.066066] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 77.070841] Bluetooth: hci2: HCI_REQ-0x0c1a [ 77.072034] Bluetooth: hci7: HCI_REQ-0x0c1a [ 77.083651] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 77.086427] Bluetooth: hci1: HCI_REQ-0x0c1a [ 77.089504] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 77.091797] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 77.093021] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 77.102647] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 77.103783] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 77.105239] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 77.110275] Bluetooth: hci3: HCI_REQ-0x0c1a [ 77.111410] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 77.122513] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 77.123531] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 77.129036] Bluetooth: hci4: HCI_REQ-0x0c1a [ 77.136556] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 77.138123] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 77.142532] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 77.144434] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 77.145631] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 77.151461] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 77.172535] Bluetooth: hci5: HCI_REQ-0x0c1a [ 77.183348] Bluetooth: hci6: HCI_REQ-0x0c1a [ 78.963862] Bluetooth: hci0: command 0x0409 tx timeout [ 79.091322] Bluetooth: hci1: command 0x0409 tx timeout [ 79.092446] Bluetooth: hci7: command 0x0409 tx timeout [ 79.093950] Bluetooth: hci2: command 0x0409 tx timeout [ 79.155257] Bluetooth: hci4: command 0x0409 tx timeout [ 79.156508] Bluetooth: hci3: command 0x0409 tx timeout [ 79.219662] Bluetooth: hci6: command 0x0409 tx timeout [ 79.220460] Bluetooth: hci5: command 0x0409 tx timeout [ 81.011213] Bluetooth: hci0: command 0x041b tx timeout [ 81.139231] Bluetooth: hci2: command 0x041b tx timeout [ 81.139707] Bluetooth: hci7: command 0x041b tx timeout [ 81.140135] Bluetooth: hci1: command 0x041b tx timeout [ 81.203284] Bluetooth: hci3: command 0x041b tx timeout [ 81.205181] Bluetooth: hci4: command 0x041b tx timeout [ 81.267247] Bluetooth: hci5: command 0x041b tx timeout [ 81.268653] Bluetooth: hci6: command 0x041b tx timeout [ 83.059454] Bluetooth: hci0: command 0x040f tx timeout [ 83.187413] Bluetooth: hci1: command 0x040f tx timeout [ 83.188335] Bluetooth: hci7: command 0x040f tx timeout [ 83.189065] Bluetooth: hci2: command 0x040f tx timeout [ 83.251605] Bluetooth: hci4: command 0x040f tx timeout [ 83.252543] Bluetooth: hci3: command 0x040f tx timeout [ 83.315474] Bluetooth: hci6: command 0x040f tx timeout [ 83.316599] Bluetooth: hci5: command 0x040f tx timeout [ 85.107206] Bluetooth: hci0: command 0x0419 tx timeout [ 85.235249] Bluetooth: hci2: command 0x0419 tx timeout [ 85.235756] Bluetooth: hci7: command 0x0419 tx timeout [ 85.237679] Bluetooth: hci1: command 0x0419 tx timeout [ 85.299459] Bluetooth: hci3: command 0x0419 tx timeout [ 85.299918] Bluetooth: hci4: command 0x0419 tx timeout [ 85.363216] Bluetooth: hci5: command 0x0419 tx timeout [ 85.363700] Bluetooth: hci6: command 0x0419 tx timeout [ 132.403165] loop1: detected capacity change from 0 to 4096 [ 132.466322] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 132.550259] EXT4-fs (loop1): unmounting filesystem. 13:00:36 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:36 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:36 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:36 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:36 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:37 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:37 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(r0, &(0x7f0000003380)={0x0, 0x0, &(0x7f0000003340)={&(0x7f0000003300)={0x14, 0x4, 0x1, 0x101}, 0x14}}, 0x0) recvmsg(r0, &(0x7f0000000540)={0x0, 0x0, 0x0}, 0x0) 13:00:37 executing program 1: mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='nfs4\x00', 0x0, 0x0) [ 134.742409] netlink: 'syz-executor.5': attribute type 309 has an invalid length. [ 134.758511] netlink: 'syz-executor.5': attribute type 309 has an invalid length. [ 135.235706] audit: type=1400 audit(1663160439.049:7): avc: denied { open } for pid=3920 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 135.240116] audit: type=1400 audit(1663160439.050:8): avc: denied { kernel } for pid=3920 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 135.257012] ------------[ cut here ]------------ [ 135.257047] [ 135.257052] ====================================================== [ 135.257058] WARNING: possible circular locking dependency detected [ 135.257066] 6.0.0-rc5-next-20220914 #1 Not tainted [ 135.257078] ------------------------------------------------------ [ 135.257085] syz-executor.6/3921 is trying to acquire lock: [ 135.257097] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 135.257165] [ 135.257165] but task is already holding lock: [ 135.257171] ffff88800d97f020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 135.257224] [ 135.257224] which lock already depends on the new lock. [ 135.257224] [ 135.257229] [ 135.257229] the existing dependency chain (in reverse order) is: [ 135.257236] [ 135.257236] -> #3 (&ctx->lock){....}-{2:2}: [ 135.257263] _raw_spin_lock+0x2a/0x40 [ 135.257295] __perf_event_task_sched_out+0x53b/0x18d0 [ 135.257319] __schedule+0xedd/0x2470 [ 135.257339] schedule+0xda/0x1b0 [ 135.257359] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.257397] syscall_exit_to_user_mode+0x19/0x40 [ 135.257431] do_syscall_64+0x48/0x90 [ 135.257457] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.257491] [ 135.257491] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 135.257519] _raw_spin_lock_nested+0x30/0x40 [ 135.257550] raw_spin_rq_lock_nested+0x1e/0x30 [ 135.257576] task_fork_fair+0x63/0x4d0 [ 135.257608] sched_cgroup_fork+0x3d0/0x540 [ 135.257636] copy_process+0x4183/0x6e20 [ 135.257655] kernel_clone+0xe7/0x890 [ 135.257674] user_mode_thread+0xad/0xf0 [ 135.257694] rest_init+0x24/0x250 [ 135.257726] arch_call_rest_init+0xf/0x14 [ 135.257748] start_kernel+0x4c1/0x4e6 [ 135.257767] secondary_startup_64_no_verify+0xe0/0xeb [ 135.257794] [ 135.257794] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 135.257821] _raw_spin_lock_irqsave+0x39/0x60 [ 135.257851] try_to_wake_up+0xab/0x1920 [ 135.257877] up+0x75/0xb0 [ 135.257899] __up_console_sem+0x6e/0x80 [ 135.257929] console_unlock+0x46a/0x590 [ 135.257960] vprintk_emit+0x1bd/0x560 [ 135.257992] vprintk+0x84/0xa0 [ 135.258024] _printk+0xba/0xf1 [ 135.258057] kauditd_hold_skb.cold+0x3f/0x4e [ 135.258085] kauditd_send_queue+0x233/0x290 [ 135.258113] kauditd_thread+0x5da/0x9a0 [ 135.258140] kthread+0x2ed/0x3a0 [ 135.258167] ret_from_fork+0x22/0x30 [ 135.258191] [ 135.258191] -> #0 ((console_sem).lock){....}-{2:2}: [ 135.258219] __lock_acquire+0x2a02/0x5e70 [ 135.258251] lock_acquire+0x1a2/0x530 [ 135.258282] _raw_spin_lock_irqsave+0x39/0x60 [ 135.258312] down_trylock+0xe/0x70 [ 135.258336] __down_trylock_console_sem+0x3b/0xd0 [ 135.258368] vprintk_emit+0x16b/0x560 [ 135.258400] vprintk+0x84/0xa0 [ 135.258431] _printk+0xba/0xf1 [ 135.258463] report_bug.cold+0x72/0xab [ 135.258488] handle_bug+0x3c/0x70 [ 135.258513] exc_invalid_op+0x14/0x50 [ 135.258541] asm_exc_invalid_op+0x16/0x20 [ 135.258570] group_sched_out.part.0+0x2c7/0x460 [ 135.258589] ctx_sched_out+0x8f1/0xc10 [ 135.258607] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.258629] __schedule+0xedd/0x2470 [ 135.258647] schedule+0xda/0x1b0 [ 135.258665] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.258699] syscall_exit_to_user_mode+0x19/0x40 [ 135.258730] do_syscall_64+0x48/0x90 [ 135.258753] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.258784] [ 135.258784] other info that might help us debug this: [ 135.258784] [ 135.258789] Chain exists of: [ 135.258789] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 135.258789] [ 135.258816] Possible unsafe locking scenario: [ 135.258816] [ 135.258820] CPU0 CPU1 [ 135.258824] ---- ---- [ 135.258828] lock(&ctx->lock); [ 135.258838] lock(&rq->__lock); [ 135.258850] lock(&ctx->lock); [ 135.258862] lock((console_sem).lock); [ 135.258872] [ 135.258872] *** DEADLOCK *** [ 135.258872] [ 135.258876] 2 locks held by syz-executor.6/3921: [ 135.258888] #0: ffff88806cf37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 135.258936] #1: ffff88800d97f020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 135.258987] [ 135.258987] stack backtrace: [ 135.258992] CPU: 1 PID: 3921 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220914 #1 [ 135.259015] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 135.259029] Call Trace: [ 135.259034] [ 135.259041] dump_stack_lvl+0x8b/0xb3 [ 135.259068] check_noncircular+0x263/0x2e0 [ 135.259098] ? format_decode+0x26c/0xb50 [ 135.259124] ? print_circular_bug+0x450/0x450 [ 135.259155] ? enable_ptr_key_workfn+0x20/0x20 [ 135.259180] ? __lockdep_reset_lock+0x180/0x180 [ 135.259210] ? format_decode+0x26c/0xb50 [ 135.259239] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 135.259271] __lock_acquire+0x2a02/0x5e70 [ 135.259311] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 135.259352] lock_acquire+0x1a2/0x530 [ 135.259382] ? down_trylock+0xe/0x70 [ 135.259409] ? rcu_read_unlock+0x40/0x40 [ 135.259440] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 135.259479] ? vprintk+0x84/0xa0 [ 135.259511] _raw_spin_lock_irqsave+0x39/0x60 [ 135.259540] ? down_trylock+0xe/0x70 [ 135.259564] down_trylock+0xe/0x70 [ 135.259589] ? vprintk+0x84/0xa0 [ 135.259619] __down_trylock_console_sem+0x3b/0xd0 [ 135.259651] vprintk_emit+0x16b/0x560 [ 135.259681] ? lock_downgrade+0x6d0/0x6d0 [ 135.259715] vprintk+0x84/0xa0 [ 135.259747] _printk+0xba/0xf1 [ 135.259778] ? record_print_text.cold+0x16/0x16 [ 135.259815] ? hrtimer_try_to_cancel+0x163/0x2c0 [ 135.259839] ? lock_downgrade+0x6d0/0x6d0 [ 135.259871] ? report_bug.cold+0x66/0xab [ 135.259897] ? group_sched_out.part.0+0x2c7/0x460 [ 135.259918] report_bug.cold+0x72/0xab [ 135.259946] handle_bug+0x3c/0x70 [ 135.259971] exc_invalid_op+0x14/0x50 [ 135.259997] asm_exc_invalid_op+0x16/0x20 [ 135.260058] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 135.260082] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 135.260103] RSP: 0018:ffff88801ba3fc48 EFLAGS: 00010006 [ 135.260120] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 135.260133] RDX: ffff888017d68000 RSI: ffffffff81566027 RDI: 0000000000000005 [ 135.260148] RBP: ffff888041d285c8 R08: 0000000000000005 R09: 0000000000000001 [ 135.260161] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d97f000 [ 135.260175] R13: ffff88806cf3d100 R14: ffffffff8547bfc0 R15: 0000000000000002 [ 135.260195] ? group_sched_out.part.0+0x2c7/0x460 [ 135.260219] ? group_sched_out.part.0+0x2c7/0x460 [ 135.260243] ctx_sched_out+0x8f1/0xc10 [ 135.260266] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.260295] ? lock_is_held_type+0xd7/0x130 [ 135.260328] ? __perf_cgroup_move+0x160/0x160 [ 135.260350] ? set_next_entity+0x304/0x550 [ 135.260382] ? update_curr+0x267/0x740 [ 135.260415] ? lock_is_held_type+0xd7/0x130 [ 135.260449] __schedule+0xedd/0x2470 [ 135.260474] ? io_schedule_timeout+0x150/0x150 [ 135.260501] schedule+0xda/0x1b0 [ 135.260526] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.260571] syscall_exit_to_user_mode+0x19/0x40 [ 135.260607] do_syscall_64+0x48/0x90 [ 135.260636] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.260671] RIP: 0033:0x7f124068bb19 [ 135.260689] 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 [ 135.260711] RSP: 002b:00007f123dc01188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 135.260732] RAX: 0000000000000003 RBX: 00007f124079ef60 RCX: 00007f124068bb19 [ 135.260748] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000280 [ 135.260763] RBP: 00007f12406e5f6d R08: 0000000000000000 R09: 0000000000000000 [ 135.260777] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 135.260792] R13: 00007ffc7f6229bf R14: 00007f123dc01300 R15: 0000000000022000 [ 135.260818] [ 135.371250] WARNING: CPU: 1 PID: 3921 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 135.372518] Modules linked in: [ 135.372977] CPU: 1 PID: 3921 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220914 #1 [ 135.374062] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 135.375534] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 135.376268] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 135.378688] RSP: 0018:ffff88801ba3fc48 EFLAGS: 00010006 [ 135.379428] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 135.380368] RDX: ffff888017d68000 RSI: ffffffff81566027 RDI: 0000000000000005 [ 135.381328] RBP: ffff888041d285c8 R08: 0000000000000005 R09: 0000000000000001 [ 135.382258] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d97f000 [ 135.383218] R13: ffff88806cf3d100 R14: ffffffff8547bfc0 R15: 0000000000000002 [ 135.384163] FS: 00007f123dc01700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 135.385249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.386029] CR2: 00007fc7851c3368 CR3: 00000000177d0000 CR4: 0000000000350ee0 [ 135.386961] Call Trace: [ 135.387326] [ 135.387647] ctx_sched_out+0x8f1/0xc10 [ 135.388230] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.388953] ? lock_is_held_type+0xd7/0x130 [ 135.389568] ? __perf_cgroup_move+0x160/0x160 [ 135.390196] ? set_next_entity+0x304/0x550 [ 135.390790] ? update_curr+0x267/0x740 [ 135.391525] ? lock_is_held_type+0xd7/0x130 [ 135.392383] __schedule+0xedd/0x2470 [ 135.393103] ? io_schedule_timeout+0x150/0x150 [ 135.393977] schedule+0xda/0x1b0 [ 135.394624] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.395580] syscall_exit_to_user_mode+0x19/0x40 [ 135.396450] do_syscall_64+0x48/0x90 [ 135.397157] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.398134] RIP: 0033:0x7f124068bb19 [ 135.398838] 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 [ 135.401781] RSP: 002b:00007f123dc01188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 135.402808] RAX: 0000000000000003 RBX: 00007f124079ef60 RCX: 00007f124068bb19 [ 135.403769] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000280 [ 135.404762] RBP: 00007f12406e5f6d R08: 0000000000000000 R09: 0000000000000000 [ 135.405715] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 135.406682] R13: 00007ffc7f6229bf R14: 00007f123dc01300 R15: 0000000000022000 [ 135.407651] [ 135.407979] irq event stamp: 548 [ 135.408453] hardirqs last enabled at (547): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 135.409708] hardirqs last disabled at (548): [] __schedule+0x1225/0x2470 [ 135.410820] softirqs last enabled at (544): [] __irq_exit_rcu+0x11b/0x180 [ 135.411970] softirqs last disabled at (519): [] __irq_exit_rcu+0x11b/0x180 [ 135.413129] ---[ end trace 0000000000000000 ]--- [ 135.666169] hrtimer: interrupt took 19427 ns [ 135.695274] audit: type=1400 audit(1663160439.502:9): avc: denied { write } for pid=3920 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 140.531363] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 140.595196] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 140.596079] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 142.781212] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 142.782392] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 142.783528] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 142.785729] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 142.787627] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 142.789543] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 142.792468] Bluetooth: hci0: HCI_REQ-0x0c1a [ 144.819393] Bluetooth: hci0: command 0x0409 tx timeout [ 144.948224] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 144.949294] Bluetooth: hci2: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 13:00:39 Registers: info registers vcpu 0 RAX=0000000000005e8d RBX=0000000000000001 RCX=0000000000005e8d RDX=0000000000005e8e RSI=00000000000011d9 RDI=ffffffff85e3c274 RBP=ffff88800d87f758 RSP=ffff88800d87f630 R8 =ffffffff85e3c26e R9 =ffff88800d87f700 R10=ffffed1001b0feed R11=000000000003603d R12=ffff88800d87f741 R13=ffff88800d87f760 R14=ffff88800d87f700 R15=ffffffff8111d909 RIP=ffffffff8111b569 RFL=00000287 [--S--PC] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f1b7906e8c0 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fee370476f4 CR3=00000000175f0000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 ffffffffffffff00 ffffff0000000000 YMM02=0000000000000000 0000000000000000 0000000000000021 000000302f716d2f YMM03=0000000000000000 0000000000000000 7269762f73656369 7665642f7379732f YMM04=0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f YMM05=0000000000000000 0000000000000000 000055f00ccbda10 000055f00cce87c0 YMM06=0000000000000000 0000000000000000 000055f00ccdf570 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 2f63697361622f63 72732f2e2e000d0a YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 info registers vcpu 1 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff822b246c RDI=ffffffff87641b60 RBP=ffffffff87641b20 RSP=ffff88801ba3f600 R8 =0000000000000004 R9 =0000000000000010 R10=000000000000000f R11=0000000000000001 R12=0000000000002710 R13=0000000000000060 R14=fffffbfff0ec83bb R15=dffffc0000000000 RIP=ffffffff822b24c1 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f123dc01700 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc7851c3368 CR3=00000000177d0000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff YMM02=0000000000000000 0000000000000000 00524f5252450040 0000000000000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 0000000000000000 00000000000000ff YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 000000524f525245 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 00524f5252450040 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000