Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:20385' (ECDSA) to the list of known hosts. 2023/08/16 13:42:03 fuzzer started 2023/08/16 13:42:03 dialing manager at localhost:43643 syzkaller login: [ 109.134958] cgroup: Unknown subsys name 'net' [ 109.342177] cgroup: Unknown subsys name 'rlimit' [ 121.160762] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 2023/08/16 13:42:16 syscalls: 2217 2023/08/16 13:42:16 code coverage: enabled 2023/08/16 13:42:16 comparison tracing: enabled 2023/08/16 13:42:16 extra coverage: enabled 2023/08/16 13:42:16 setuid sandbox: enabled 2023/08/16 13:42:16 namespace sandbox: enabled 2023/08/16 13:42:16 Android sandbox: enabled 2023/08/16 13:42:16 fault injection: enabled 2023/08/16 13:42:16 leak checking: enabled 2023/08/16 13:42:16 net packet injection: enabled 2023/08/16 13:42:16 net device setup: enabled 2023/08/16 13:42:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2023/08/16 13:42:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/08/16 13:42:16 USB emulation: enabled 2023/08/16 13:42:16 hci packet injection: enabled 2023/08/16 13:42:16 wifi device emulation: enabled 2023/08/16 13:42:16 802.15.4 emulation: enabled 2023/08/16 13:42:16 fetching corpus: 0, signal 0/2000 (executing program) 2023/08/16 13:42:16 fetching corpus: 50, signal 24315/27850 (executing program) 2023/08/16 13:42:16 fetching corpus: 100, signal 34982/39946 (executing program) 2023/08/16 13:42:16 fetching corpus: 150, signal 43523/49811 (executing program) 2023/08/16 13:42:16 fetching corpus: 200, signal 49979/57488 (executing program) 2023/08/16 13:42:16 fetching corpus: 250, signal 54572/63325 (executing program) 2023/08/16 13:42:17 fetching corpus: 300, signal 58619/68538 (executing program) 2023/08/16 13:42:17 fetching corpus: 350, signal 61802/72857 (executing program) 2023/08/16 13:42:17 fetching corpus: 400, signal 67080/78984 (executing program) 2023/08/16 13:42:17 fetching corpus: 450, signal 70805/83720 (executing program) 2023/08/16 13:42:17 fetching corpus: 500, signal 75602/89267 (executing program) 2023/08/16 13:42:17 fetching corpus: 550, signal 79658/94088 (executing program) 2023/08/16 13:42:17 fetching corpus: 600, signal 82172/97509 (executing program) 2023/08/16 13:42:17 fetching corpus: 650, signal 85558/101593 (executing program) 2023/08/16 13:42:18 fetching corpus: 700, signal 88330/105060 (executing program) 2023/08/16 13:42:18 fetching corpus: 750, signal 90759/108254 (executing program) 2023/08/16 13:42:18 fetching corpus: 800, signal 92946/111142 (executing program) 2023/08/16 13:42:18 fetching corpus: 850, signal 94780/113692 (executing program) 2023/08/16 13:42:18 fetching corpus: 900, signal 96719/116306 (executing program) 2023/08/16 13:42:18 fetching corpus: 950, signal 98906/119132 (executing program) 2023/08/16 13:42:18 fetching corpus: 1000, signal 100723/121590 (executing program) 2023/08/16 13:42:18 fetching corpus: 1050, signal 102171/123713 (executing program) 2023/08/16 13:42:19 fetching corpus: 1100, signal 104407/126412 (executing program) 2023/08/16 13:42:19 fetching corpus: 1150, signal 106193/128768 (executing program) 2023/08/16 13:42:19 fetching corpus: 1200, signal 108143/131185 (executing program) 2023/08/16 13:42:19 fetching corpus: 1250, signal 111972/134977 (executing program) 2023/08/16 13:42:19 fetching corpus: 1300, signal 113689/137068 (executing program) 2023/08/16 13:42:19 fetching corpus: 1350, signal 115099/138947 (executing program) 2023/08/16 13:42:19 fetching corpus: 1400, signal 116782/140975 (executing program) 2023/08/16 13:42:20 fetching corpus: 1450, signal 118334/142921 (executing program) 2023/08/16 13:42:20 fetching corpus: 1500, signal 120629/145319 (executing program) 2023/08/16 13:42:20 fetching corpus: 1550, signal 122017/147061 (executing program) 2023/08/16 13:42:20 fetching corpus: 1600, signal 123250/148650 (executing program) 2023/08/16 13:42:20 fetching corpus: 1650, signal 124581/150303 (executing program) 2023/08/16 13:42:21 fetching corpus: 1700, signal 125822/151872 (executing program) 2023/08/16 13:42:21 fetching corpus: 1750, signal 127747/153817 (executing program) 2023/08/16 13:42:21 fetching corpus: 1800, signal 129117/155378 (executing program) 2023/08/16 13:42:21 fetching corpus: 1850, signal 129900/156553 (executing program) 2023/08/16 13:42:21 fetching corpus: 1900, signal 130928/157886 (executing program) 2023/08/16 13:42:21 fetching corpus: 1950, signal 131719/159059 (executing program) 2023/08/16 13:42:21 fetching corpus: 2000, signal 132394/160126 (executing program) 2023/08/16 13:42:22 fetching corpus: 2050, signal 133628/161542 (executing program) 2023/08/16 13:42:22 fetching corpus: 2100, signal 134725/162837 (executing program) 2023/08/16 13:42:22 fetching corpus: 2150, signal 135618/163972 (executing program) 2023/08/16 13:42:22 fetching corpus: 2200, signal 136297/164965 (executing program) 2023/08/16 13:42:22 fetching corpus: 2250, signal 137342/166148 (executing program) 2023/08/16 13:42:22 fetching corpus: 2300, signal 138018/167141 (executing program) 2023/08/16 13:42:22 fetching corpus: 2350, signal 138742/168172 (executing program) 2023/08/16 13:42:22 fetching corpus: 2400, signal 139753/169328 (executing program) 2023/08/16 13:42:22 fetching corpus: 2450, signal 140428/170247 (executing program) 2023/08/16 13:42:23 fetching corpus: 2500, signal 141217/171167 (executing program) 2023/08/16 13:42:23 fetching corpus: 2550, signal 142028/172123 (executing program) 2023/08/16 13:42:23 fetching corpus: 2600, signal 143006/173189 (executing program) 2023/08/16 13:42:23 fetching corpus: 2650, signal 143752/174101 (executing program) 2023/08/16 13:42:23 fetching corpus: 2700, signal 144404/174912 (executing program) 2023/08/16 13:42:23 fetching corpus: 2750, signal 145096/175755 (executing program) 2023/08/16 13:42:23 fetching corpus: 2800, signal 145845/176664 (executing program) 2023/08/16 13:42:23 fetching corpus: 2850, signal 146621/177537 (executing program) 2023/08/16 13:42:24 fetching corpus: 2900, signal 147488/178424 (executing program) 2023/08/16 13:42:24 fetching corpus: 2950, signal 148073/179188 (executing program) 2023/08/16 13:42:24 fetching corpus: 3000, signal 148736/179910 (executing program) 2023/08/16 13:42:24 fetching corpus: 3050, signal 149589/180720 (executing program) 2023/08/16 13:42:24 fetching corpus: 3100, signal 150140/181410 (executing program) 2023/08/16 13:42:24 fetching corpus: 3150, signal 150765/182142 (executing program) 2023/08/16 13:42:24 fetching corpus: 3200, signal 151642/182914 (executing program) 2023/08/16 13:42:24 fetching corpus: 3250, signal 152392/183661 (executing program) 2023/08/16 13:42:25 fetching corpus: 3300, signal 152869/184323 (executing program) 2023/08/16 13:42:25 fetching corpus: 3350, signal 153705/185088 (executing program) 2023/08/16 13:42:25 fetching corpus: 3400, signal 154446/185761 (executing program) 2023/08/16 13:42:25 fetching corpus: 3450, signal 155173/186454 (executing program) 2023/08/16 13:42:25 fetching corpus: 3500, signal 155879/187083 (executing program) 2023/08/16 13:42:25 fetching corpus: 3550, signal 156773/187770 (executing program) 2023/08/16 13:42:25 fetching corpus: 3600, signal 157322/188363 (executing program) 2023/08/16 13:42:25 fetching corpus: 3650, signal 157943/188944 (executing program) 2023/08/16 13:42:26 fetching corpus: 3700, signal 158871/189584 (executing program) 2023/08/16 13:42:26 fetching corpus: 3750, signal 159428/190129 (executing program) 2023/08/16 13:42:26 fetching corpus: 3800, signal 160096/190694 (executing program) 2023/08/16 13:42:26 fetching corpus: 3850, signal 160504/191183 (executing program) 2023/08/16 13:42:26 fetching corpus: 3900, signal 160955/191675 (executing program) 2023/08/16 13:42:26 fetching corpus: 3950, signal 161603/192186 (executing program) 2023/08/16 13:42:26 fetching corpus: 4000, signal 162384/192738 (executing program) 2023/08/16 13:42:27 fetching corpus: 4050, signal 163015/193207 (executing program) 2023/08/16 13:42:27 fetching corpus: 4100, signal 163750/193683 (executing program) 2023/08/16 13:42:27 fetching corpus: 4150, signal 164398/194132 (executing program) 2023/08/16 13:42:27 fetching corpus: 4200, signal 165112/194604 (executing program) 2023/08/16 13:42:27 fetching corpus: 4250, signal 165559/195005 (executing program) 2023/08/16 13:42:27 fetching corpus: 4300, signal 165883/195411 (executing program) 2023/08/16 13:42:27 fetching corpus: 4350, signal 166266/195810 (executing program) 2023/08/16 13:42:27 fetching corpus: 4400, signal 167070/196227 (executing program) 2023/08/16 13:42:28 fetching corpus: 4450, signal 167670/196635 (executing program) 2023/08/16 13:42:28 fetching corpus: 4500, signal 168093/196985 (executing program) 2023/08/16 13:42:28 fetching corpus: 4550, signal 168576/197354 (executing program) 2023/08/16 13:42:28 fetching corpus: 4600, signal 169175/197675 (executing program) 2023/08/16 13:42:28 fetching corpus: 4650, signal 170051/198028 (executing program) 2023/08/16 13:42:28 fetching corpus: 4700, signal 171103/198382 (executing program) 2023/08/16 13:42:28 fetching corpus: 4750, signal 171564/198689 (executing program) 2023/08/16 13:42:28 fetching corpus: 4800, signal 172103/199010 (executing program) 2023/08/16 13:42:29 fetching corpus: 4850, signal 172694/199328 (executing program) 2023/08/16 13:42:29 fetching corpus: 4900, signal 173257/199612 (executing program) 2023/08/16 13:42:29 fetching corpus: 4950, signal 173878/199830 (executing program) 2023/08/16 13:42:29 fetching corpus: 5000, signal 174475/199830 (executing program) 2023/08/16 13:42:29 fetching corpus: 5050, signal 175231/199830 (executing program) 2023/08/16 13:42:29 fetching corpus: 5100, signal 175638/199830 (executing program) 2023/08/16 13:42:29 fetching corpus: 5150, signal 176301/199830 (executing program) 2023/08/16 13:42:29 fetching corpus: 5200, signal 176896/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5250, signal 177303/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5300, signal 178035/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5350, signal 178399/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5400, signal 179065/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5450, signal 179457/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5500, signal 180142/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5550, signal 180592/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5600, signal 180998/199830 (executing program) 2023/08/16 13:42:30 fetching corpus: 5650, signal 181490/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5700, signal 181849/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5750, signal 182831/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5800, signal 183488/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5850, signal 184048/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5900, signal 184455/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 5950, signal 184725/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 6000, signal 185099/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 6050, signal 185582/199830 (executing program) 2023/08/16 13:42:31 fetching corpus: 6100, signal 186078/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6150, signal 186472/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6200, signal 186909/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6250, signal 187800/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6300, signal 188154/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6350, signal 188579/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6400, signal 188961/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6450, signal 189853/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6500, signal 190335/199830 (executing program) 2023/08/16 13:42:32 fetching corpus: 6550, signal 190711/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6600, signal 191094/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6650, signal 191429/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6700, signal 191754/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6750, signal 192213/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6800, signal 192679/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6850, signal 193136/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6900, signal 195222/199830 (executing program) 2023/08/16 13:42:33 fetching corpus: 6950, signal 195594/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7000, signal 196116/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7050, signal 196408/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7100, signal 196888/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7150, signal 197158/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7152, signal 197202/199830 (executing program) 2023/08/16 13:42:34 fetching corpus: 7152, signal 197202/199830 (executing program) 2023/08/16 13:42:37 starting 8 fuzzer processes 13:42:37 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, 0x0) perf_event_open(&(0x7f0000000580)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fsetxattr$trusted_overlay_upper(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x1) keyctl$join(0x1, &(0x7f0000000040)={'syz', 0x1}) 13:42:37 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0x41009432, &(0x7f0000000080)={0x0, 0x0, 0x4d}) ioctl$BTRFS_IOC_SNAP_CREATE_V2(0xffffffffffffffff, 0x50009417, 0x0) ioctl$sock_SIOCOUTQNSD(0xffffffffffffffff, 0x894b, 0x0) 13:42:37 executing program 2: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, 0x0) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f0000000500)=ANY=[@ANYBLOB="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"]) r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000003c0), 0x0, 0x0) ioctl$FAT_IOCTL_GET_VOLUME_ID(r0, 0x80047213, &(0x7f00000004c0)) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r1 = openat(0xffffffffffffff9c, 0x0, 0x301042, 0x0) openat$incfs(r1, &(0x7f0000000380)='.pending_reads\x00', 0x31b200, 0x44) ioctl$TCSBRK(0xffffffffffffffff, 0x5409, 0x8001) fallocate(0xffffffffffffffff, 0x30, 0x0, 0x0) ioctl$TIOCVHANGUP(0xffffffffffffffff, 0x5437, 0x0) mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x200000a, 0x1010, r1, 0x29287000) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8083, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfffffffffffffffe}, 0x50550, 0x0, 0x0, 0x1, 0xbb63, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone3(&(0x7f0000004c00)={0xc0002100, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) 13:42:37 executing program 3: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x0) openat2(0xffffffffffffffff, 0x0, &(0x7f00000001c0), 0x18) 13:42:37 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) clock_gettime(0x6, &(0x7f0000000300)) [ 142.806920] audit: type=1400 audit(1692193357.724:6): avc: denied { execmem } for pid=279 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 13:42:37 executing program 5: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) ptrace(0xffffffffffffffff, 0x0) 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}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r1 = dup(r0) bind$bt_hci(r1, &(0x7f0000000080)={0x1f, 0xffffffffffffffff, 0x3}, 0x6) write$bt_hci(r1, &(0x7f0000000100)=ANY=[@ANYBLOB="15"], 0x6) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='clear_refs\x00') 13:42:37 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000580)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd) r1 = request_key(0x0, &(0x7f0000000100)={'syz', 0x0}, &(0x7f00000000c0)='\x00\x00\x11', r0) add_key$keyring(&(0x7f0000000180), &(0x7f00000001c0)={'syz', 0x0}, 0x0, 0x0, 0x0) openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/vmallocinfo\x00', 0x0, 0x0) keyctl$join(0x1, &(0x7f0000000300)={'syz', 0x2}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000000600)) add_key$keyring(&(0x7f0000000240), 0x0, 0x0, 0x0, 0xfffffffffffffffd) keyctl$search(0xa, r1, &(0x7f0000000340)='id_legacy\x00', &(0x7f0000000380)={'syz', 0x3}, 0x0) 13:42:37 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_gettime(0x6, &(0x7f0000000100)) [ 144.211304] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 144.216299] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 144.227673] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 144.229671] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 144.232677] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 144.237173] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 144.243701] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 144.247365] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 144.249497] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 144.253449] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 144.263642] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 144.265940] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 146.222918] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 146.288911] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 146.351442] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 146.351825] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 146.353646] Bluetooth: hci5: Opcode 0x c03 failed: -110 [ 146.355555] Bluetooth: hci1: command 0x0409 tx timeout [ 146.355639] Bluetooth: hci0: command 0x0409 tx timeout [ 146.415017] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 148.398926] Bluetooth: hci0: command 0x041b tx timeout [ 148.400446] Bluetooth: hci1: command 0x041b tx timeout [ 149.527392] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 149.530042] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 149.538269] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 149.555126] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 149.558467] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 149.559765] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 149.612564] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 149.646495] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 149.650309] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 149.672088] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 149.674792] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 149.677143] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 150.447216] Bluetooth: hci1: command 0x040f tx timeout [ 150.447602] Bluetooth: hci0: command 0x040f tx timeout [ 151.342931] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 151.535403] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 151.600553] Bluetooth: hci5: Opcode 0x c03 failed: -110 [ 151.602205] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 151.662952] Bluetooth: hci3: command 0x0409 tx timeout [ 151.728515] Bluetooth: hci6: command 0x0409 tx timeout [ 152.494932] Bluetooth: hci0: command 0x0419 tx timeout [ 152.495780] Bluetooth: hci1: command 0x0419 tx timeout [ 153.711307] Bluetooth: hci3: command 0x041b tx timeout [ 153.775531] Bluetooth: hci6: command 0x041b tx timeout [ 155.730337] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 155.731655] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 155.734785] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 155.750804] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 155.759875] Bluetooth: hci3: command 0x040f tx timeout [ 155.761975] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 155.763554] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 155.823943] Bluetooth: hci6: command 0x040f tx timeout [ 157.039943] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 157.425219] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 157.808121] Bluetooth: hci3: command 0x0419 tx timeout [ 157.870915] Bluetooth: hci6: command 0x0419 tx timeout [ 157.871344] Bluetooth: hci5: command 0x0409 tx timeout [ 157.872113] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 159.919956] Bluetooth: hci5: command 0x041b tx timeout [ 160.995498] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 160.998181] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 160.999190] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 161.053662] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 161.063324] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 161.065412] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 161.966894] Bluetooth: hci5: command 0x040f tx timeout [ 162.095382] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 162.543892] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 163.182927] Bluetooth: hci7: command 0x0409 tx timeout [ 164.015140] Bluetooth: hci5: command 0x0419 tx timeout [ 165.136808] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 165.139497] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 165.146975] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 165.176096] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 165.188713] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 165.206508] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 165.230926] Bluetooth: hci7: command 0x041b tx timeout [ 167.279943] Bluetooth: hci7: command 0x040f tx timeout [ 167.279967] Bluetooth: hci2: command 0x0409 tx timeout [ 167.600262] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 169.327910] Bluetooth: hci2: command 0x041b tx timeout [ 169.328403] Bluetooth: hci7: command 0x0419 tx timeout [ 171.375020] Bluetooth: hci2: command 0x040f tx timeout [ 172.847457] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 173.423142] Bluetooth: hci2: command 0x0419 tx timeout [ 178.222979] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 183.471725] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 187.062813] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 187.069384] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 187.081345] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 187.126177] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 187.129641] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 187.131597] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 189.230954] Bluetooth: hci4: command 0x0409 tx timeout [ 191.281062] Bluetooth: hci4: command 0x041b tx timeout [ 193.327144] Bluetooth: hci4: command 0x040f tx timeout [ 195.375165] Bluetooth: hci4: command 0x0419 tx timeout [ 206.946925] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 206.962139] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 206.970114] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 206.984409] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 206.992587] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 207.009815] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 209.071258] Bluetooth: hci0: command 0x0409 tx timeout [ 209.327480] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 211.120866] Bluetooth: hci0: command 0x041b tx timeout [ 211.220319] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 211.223080] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 211.224477] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 211.227119] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 211.231110] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 211.232358] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 211.552615] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 211.554746] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 211.555668] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 211.574146] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 211.584459] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 211.593198] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 213.166895] Bluetooth: hci0: command 0x040f tx timeout [ 213.295027] Bluetooth: hci1: command 0x0409 tx timeout [ 213.679217] Bluetooth: hci3: command 0x0409 tx timeout [ 214.126917] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 215.215131] Bluetooth: hci0: command 0x0419 tx timeout [ 215.343124] Bluetooth: hci1: command 0x041b tx timeout [ 215.728487] Bluetooth: hci3: command 0x041b tx timeout [ 217.039126] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 217.046518] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 217.057120] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 217.091468] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 217.100578] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 217.107248] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 217.391272] Bluetooth: hci1: command 0x040f tx timeout [ 217.424495] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 217.428680] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 217.436256] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 217.469728] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 217.513606] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 217.519118] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 217.775560] Bluetooth: hci3: command 0x040f tx timeout [ 219.182921] Bluetooth: hci5: command 0x0409 tx timeout [ 219.438889] Bluetooth: hci1: command 0x0419 tx timeout [ 219.567182] Bluetooth: hci6: command 0x0409 tx timeout [ 219.823208] Bluetooth: hci3: command 0x0419 tx timeout [ 221.231118] Bluetooth: hci5: command 0x041b tx timeout [ 221.615882] Bluetooth: hci6: command 0x041b tx timeout [ 223.281173] Bluetooth: hci5: command 0x040f tx timeout [ 223.663024] Bluetooth: hci6: command 0x040f tx timeout [ 225.134955] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 225.327097] Bluetooth: hci5: command 0x0419 tx timeout [ 225.710894] Bluetooth: hci6: command 0x0419 tx timeout [ 228.555353] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 228.567147] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 228.579719] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 228.604403] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 228.612553] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 228.622719] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 229.103303] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 230.703167] Bluetooth: hci7: command 0x0409 tx timeout [ 232.750892] Bluetooth: hci7: command 0x041b tx timeout [ 234.287127] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 234.798889] Bluetooth: hci7: command 0x040f tx timeout [ 236.847155] Bluetooth: hci7: command 0x0419 tx timeout [ 239.472351] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 245.230930] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 248.784319] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 248.799266] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 248.804094] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 248.808705] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 248.810144] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 248.811962] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 250.352166] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 250.864904] Bluetooth: hci4: command 0x0409 tx timeout [ 252.911558] Bluetooth: hci4: command 0x041b tx timeout [ 254.959141] Bluetooth: hci4: command 0x040f tx timeout [ 255.599003] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 257.006910] Bluetooth: hci4: command 0x0419 tx timeout [ 260.846897] Bluetooth: hci2: Opcode 0x c03 failed: -110 2023/08/16 13:44:36 executor 7 failed 11 times: executor 7: exit status 67 SYZFAIL: wrong response packet (errno 2: No such file or directory) loop exited with status 67 VM DIAGNOSIS: 13:44:36 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffffed100d9c7454 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff888008d9bb58 RBP=ffff888008d9b680 RSP=ffff88806ce09ed0 R8 =0000000000000000 R9 =fffffbfff0baa3e2 R10=ffffffff85d51f17 R11=000000000000131a R12=ffff88806ce09f20 R13=ffffffffffffffc8 R14=dffffc0000000000 R15=ffff88806ce397c0 RIP=ffffffff8125b936 RFL=00000046 [---Z-P-] 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 0000000000000000 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=00007fbe4b0c3260 CR3=000000001767e000 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 XMM00=00000000000000000000000000000000 XMM01=2e6f747079726362696c2f756e672d78 XMM02=00312e312e6f732e6f74707972636269 XMM03=6c2f756e672d78756e696c2d34365f36 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000100 RDX=ffff8880188a9b40 RSI=ffffffff814e1c6e RDI=0000000000000005 RBP=0000000000000001 RSP=ffff88806cf09a10 R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806cf09b60 R14=ffffffff856577e8 R15=ffff88806cf09b30 RIP=ffffffff8136ee30 RFL=00000246 [---Z-P-] 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 0000000000000000 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=00007f1bb99706f4 CR3=000000001767e000 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 XMM00=00000000000000000000000000000000 XMM01=00007f1bb997f47000007f1bb997ef20 XMM02=00000000000000000000000000000000 XMM03=756e20796d6d756420736e6f6974706f XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=73253d656d616e6c6165722073253d73 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000