Warning: Permanently added '[localhost]:43524' (ECDSA) to the list of known hosts. 2022/09/12 14:27:24 fuzzer started 2022/09/12 14:27:24 dialing manager at localhost:38027 syzkaller login: [ 44.613122] cgroup: Unknown subsys name 'net' [ 44.694911] cgroup: Unknown subsys name 'rlimit' 2022/09/12 14:27:38 syscalls: 2215 2022/09/12 14:27:38 code coverage: enabled 2022/09/12 14:27:38 comparison tracing: enabled 2022/09/12 14:27:38 extra coverage: enabled 2022/09/12 14:27:38 setuid sandbox: enabled 2022/09/12 14:27:38 namespace sandbox: enabled 2022/09/12 14:27:38 Android sandbox: enabled 2022/09/12 14:27:38 fault injection: enabled 2022/09/12 14:27:38 leak checking: enabled 2022/09/12 14:27:38 net packet injection: enabled 2022/09/12 14:27:38 net device setup: enabled 2022/09/12 14:27:38 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/12 14:27:38 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/12 14:27:38 USB emulation: enabled 2022/09/12 14:27:38 hci packet injection: enabled 2022/09/12 14:27:38 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220912) 2022/09/12 14:27:38 802.15.4 emulation: enabled 2022/09/12 14:27:38 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/12 14:27:39 fetching corpus: 50, signal 31102/34452 (executing program) 2022/09/12 14:27:39 fetching corpus: 100, signal 41012/45675 (executing program) 2022/09/12 14:27:39 fetching corpus: 150, signal 49868/55731 (executing program) 2022/09/12 14:27:39 fetching corpus: 200, signal 56060/63062 (executing program) 2022/09/12 14:27:39 fetching corpus: 250, signal 69105/76720 (executing program) 2022/09/12 14:27:39 fetching corpus: 300, signal 71794/80484 (executing program) 2022/09/12 14:27:40 fetching corpus: 350, signal 76767/86227 (executing program) 2022/09/12 14:27:40 fetching corpus: 400, signal 81150/91377 (executing program) 2022/09/12 14:27:40 fetching corpus: 450, signal 86867/97644 (executing program) 2022/09/12 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corpus: 3262, signal 182420/189646 (executing program) 2022/09/12 14:27:51 starting 8 fuzzer processes 14:27:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000001c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADDDEF(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x24}}, 0x0) 14:27:51 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_SOCK_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_genetlink_get_family_id$tipc2(&(0x7f0000000280), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_PUBL_GET(0xffffffffffffffff, 0x0, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(0xffffffffffffffff, 0x0, 0x3, 0x0, 0x0) sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, 0x0, 0x0) pipe2(0x0, 0x0) sendmsg$NL80211_CMD_SET_WOWLAN(0xffffffffffffffff, 0x0, 0x0) 14:27:51 executing program 1: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) eventfd2(0x0, 0x0) pipe(&(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x0) pselect6(0x40, &(0x7f0000000100)={0x5f}, 0x0, 0x0, 0x0, 0x0) 14:27:51 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=@newspdinfo={0x1c, 0x24, 0x0, 0x0, 0x0, 0x0, [@XFRMA_SPD_IPV6_HTHRESH={0x6, 0x4, {0x83}}]}, 0x1c}}, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000680), 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000480)=[&(0x7f0000000140)={0x0, 0x0, 0x0, 0x3, 0x8, 0xffffffffffffffff, &(0x7f0000000000)="aee60b9d3a16bf3a0d8f84f70adfb0d08dabbd09704165008be1315c6ce97074b640dda589f635ce9b68e9fb11261eb08eebe7583173caf4f348a65a57f974619ac98150491b3f637856cc6ba82696ed7f5e64b960518203f82de637e0a3d943372f48f716ae5f47a0d23a", 0x6b, 0x0, 0x0, 0x2}]) fcntl$getown(0xffffffffffffffff, 0x9) 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, 0x4000, 0x0, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'rose0\x00'}) fallocate(r1, 0x3f, 0x2, 0x2) 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={&(0x7f0000000040), 0xb}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xb) 14:27:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000000280)='9', 0x1, 0xb6d3) pwrite64(r0, &(0x7f0000000000)='y', 0x1, 0x0) 14:27:51 executing program 6: syz_mount_image$vfat(0x0, 0x0, 0x0, 0x0, &(0x7f0000000200), 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_mount_image$vfat(0x0, 0x0, 0x0, 0x0, &(0x7f0000000380), 0x0, 0x0) 14:27:51 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) getpeername(r0, 0x0, 0x0) 14:27:51 executing program 7: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) [ 71.403172] audit: type=1400 audit(1662992871.527:6): avc: denied { execmem } for pid=288 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 72.589130] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.591006] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.594248] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.596992] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.598812] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 72.600202] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.607949] Bluetooth: hci0: HCI_REQ-0x0c1a [ 72.654816] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 72.658225] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 72.660505] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 72.662159] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 72.663356] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 72.664610] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 72.665889] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 72.669244] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 72.670837] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 72.672236] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 72.673821] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 72.674899] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 72.676049] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 72.680726] Bluetooth: hci1: HCI_REQ-0x0c1a [ 72.685322] Bluetooth: hci4: HCI_REQ-0x0c1a [ 72.697750] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 72.699853] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 72.703886] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 72.709745] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 72.711616] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 72.713056] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 72.717209] Bluetooth: hci5: HCI_REQ-0x0c1a [ 72.782507] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 72.796518] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 72.798952] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 72.813365] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 72.816256] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 72.821216] Bluetooth: hci2: HCI_REQ-0x0c1a [ 72.890439] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 72.892929] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 72.894463] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 72.897958] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 72.899659] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 72.900975] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 72.906802] Bluetooth: hci6: HCI_REQ-0x0c1a [ 72.906873] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 72.909496] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 72.910852] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 72.913906] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 72.918418] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 72.921650] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 72.926323] Bluetooth: hci3: HCI_REQ-0x0c1a [ 74.672599] Bluetooth: hci0: command 0x0409 tx timeout [ 74.736089] Bluetooth: hci4: command 0x0409 tx timeout [ 74.737068] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 74.737749] Bluetooth: hci5: command 0x0409 tx timeout [ 74.738218] Bluetooth: hci1: command 0x0409 tx timeout [ 74.864144] Bluetooth: hci2: command 0x0409 tx timeout [ 74.928475] Bluetooth: hci6: command 0x0409 tx timeout [ 74.992050] Bluetooth: hci3: command 0x0409 tx timeout [ 76.720125] Bluetooth: hci0: command 0x041b tx timeout [ 76.784144] Bluetooth: hci1: command 0x041b tx timeout [ 76.784759] Bluetooth: hci5: command 0x041b tx timeout [ 76.786913] Bluetooth: hci4: command 0x041b tx timeout [ 76.912060] Bluetooth: hci2: command 0x041b tx timeout [ 76.976142] Bluetooth: hci6: command 0x041b tx timeout [ 77.040102] Bluetooth: hci3: command 0x041b tx timeout [ 78.768514] Bluetooth: hci0: command 0x040f tx timeout [ 78.832131] Bluetooth: hci4: command 0x040f tx timeout [ 78.832767] Bluetooth: hci5: command 0x040f tx timeout [ 78.833350] Bluetooth: hci1: command 0x040f tx timeout [ 78.960110] Bluetooth: hci2: command 0x040f tx timeout [ 79.024066] Bluetooth: hci6: command 0x040f tx timeout [ 79.088097] Bluetooth: hci3: command 0x040f tx timeout [ 79.536071] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 80.817957] Bluetooth: hci0: command 0x0419 tx timeout [ 80.881192] Bluetooth: hci1: command 0x0419 tx timeout [ 80.881655] Bluetooth: hci5: command 0x0419 tx timeout [ 80.882317] Bluetooth: hci4: command 0x0419 tx timeout [ 81.009119] Bluetooth: hci2: command 0x0419 tx timeout [ 81.073053] Bluetooth: hci6: command 0x0419 tx timeout [ 81.137047] Bluetooth: hci3: command 0x0419 tx timeout [ 82.044779] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 82.049745] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 82.054492] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 82.061223] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 82.065245] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 82.067846] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 82.092827] Bluetooth: hci7: HCI_REQ-0x0c1a [ 84.144066] Bluetooth: hci7: command 0x0409 tx timeout [ 86.193104] Bluetooth: hci7: command 0x041b tx timeout [ 88.241099] Bluetooth: hci7: command 0x040f tx timeout [ 90.289094] Bluetooth: hci7: command 0x0419 tx timeout 14:28:49 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000000280)='9', 0x1, 0xb6d3) pwrite64(r0, &(0x7f0000000000)='y', 0x1, 0x0) 14:28:49 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000000280)='9', 0x1, 0xb6d3) pwrite64(r0, &(0x7f0000000000)='y', 0x1, 0x0) 14:28:50 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000000280)='9', 0x1, 0xb6d3) pwrite64(r0, &(0x7f0000000000)='y', 0x1, 0x0) 14:28:50 executing program 7: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) 14:28:50 executing program 7: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) 14:28:50 executing program 4: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) 14:28:50 executing program 4: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) 14:28:50 executing program 7: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCSTI(r0, 0x5423, &(0x7f00000000c0)=0x11) [ 131.559133] syz-executor.2 (296) used greatest stack depth: 24360 bytes left [ 134.025868] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 134.034858] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 134.036170] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 134.039628] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 134.046112] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 134.049899] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 134.052658] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 134.054252] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 134.056907] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 134.061890] Bluetooth: hci4: HCI_REQ-0x0c1a [ 134.063009] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 134.068214] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 134.068888] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 134.078510] Bluetooth: hci6: HCI_REQ-0x0c1a [ 135.920077] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 135.984480] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 136.092358] audit: type=1400 audit(1662992936.219:7): avc: denied { open } for pid=4037 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 [ 136.093919] audit: type=1400 audit(1662992936.220:8): avc: denied { kernel } for pid=4037 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 [ 136.101646] ------------[ cut here ]------------ [ 136.101665] [ 136.101668] ====================================================== [ 136.101671] WARNING: possible circular locking dependency detected [ 136.101676] 6.0.0-rc5-next-20220912 #1 Not tainted [ 136.101682] ------------------------------------------------------ [ 136.101685] syz-executor.6/4039 is trying to acquire lock: [ 136.101692] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 136.101733] [ 136.101733] but task is already holding lock: [ 136.101736] ffff88801bed6820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 136.101764] [ 136.101764] which lock already depends on the new lock. [ 136.101764] [ 136.101767] [ 136.101767] the existing dependency chain (in reverse order) is: [ 136.101770] [ 136.101770] -> #3 (&ctx->lock){....}-{2:2}: [ 136.101784] _raw_spin_lock+0x2a/0x40 [ 136.101801] __perf_event_task_sched_out+0x53b/0x18d0 [ 136.101813] __schedule+0xedd/0x2470 [ 136.101823] schedule+0xda/0x1b0 [ 136.101832] exit_to_user_mode_prepare+0x114/0x1a0 [ 136.101853] syscall_exit_to_user_mode+0x19/0x40 [ 136.101871] do_syscall_64+0x48/0x90 [ 136.101885] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 136.101902] [ 136.101902] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 136.101916] _raw_spin_lock_nested+0x30/0x40 [ 136.101931] raw_spin_rq_lock_nested+0x1e/0x30 [ 136.101945] task_fork_fair+0x63/0x4d0 [ 136.101962] sched_cgroup_fork+0x3d0/0x540 [ 136.101977] copy_process+0x3f9e/0x6df0 [ 136.101987] kernel_clone+0xe7/0x890 [ 136.101997] user_mode_thread+0xad/0xf0 [ 136.102007] rest_init+0x24/0x250 [ 136.102023] arch_call_rest_init+0xf/0x14 [ 136.102043] start_kernel+0x4c1/0x4e6 [ 136.102060] secondary_startup_64_no_verify+0xe0/0xeb [ 136.102074] [ 136.102074] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 136.102088] _raw_spin_lock_irqsave+0x39/0x60 [ 136.102103] try_to_wake_up+0xab/0x1920 [ 136.102116] up+0x75/0xb0 [ 136.102128] __up_console_sem+0x6e/0x80 [ 136.102144] console_unlock+0x46a/0x590 [ 136.102160] vprintk_emit+0x1bd/0x560 [ 136.102177] vprintk+0x84/0xa0 [ 136.102194] _printk+0xba/0xf1 [ 136.102212] kauditd_hold_skb.cold+0x3f/0x4e [ 136.102226] kauditd_send_queue+0x233/0x290 [ 136.102241] kauditd_thread+0x5da/0x9a0 [ 136.102255] kthread+0x2ed/0x3a0 [ 136.102270] ret_from_fork+0x22/0x30 [ 136.102283] [ 136.102283] -> #0 ((console_sem).lock){....}-{2:2}: [ 136.102297] __lock_acquire+0x2a02/0x5e70 [ 136.102314] lock_acquire+0x1a2/0x530 [ 136.102330] _raw_spin_lock_irqsave+0x39/0x60 [ 136.102344] down_trylock+0xe/0x70 [ 136.102357] __down_trylock_console_sem+0x3b/0xd0 [ 136.102373] vprintk_emit+0x16b/0x560 [ 136.102390] vprintk+0x84/0xa0 [ 136.102406] _printk+0xba/0xf1 [ 136.102422] report_bug.cold+0x72/0xab [ 136.102434] handle_bug+0x3c/0x70 [ 136.102447] exc_invalid_op+0x14/0x50 [ 136.102460] asm_exc_invalid_op+0x16/0x20 [ 136.102476] group_sched_out.part.0+0x2c7/0x460 [ 136.102487] ctx_sched_out+0x8f1/0xc10 [ 136.102496] __perf_event_task_sched_out+0x6d0/0x18d0 [ 136.102508] __schedule+0xedd/0x2470 [ 136.102518] schedule+0xda/0x1b0 [ 136.102526] exit_to_user_mode_prepare+0x114/0x1a0 [ 136.102546] syscall_exit_to_user_mode+0x19/0x40 [ 136.102563] do_syscall_64+0x48/0x90 [ 136.102575] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 136.102592] [ 136.102592] other info that might help us debug this: [ 136.102592] [ 136.102595] Chain exists of: [ 136.102595] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 136.102595] [ 136.102610] Possible unsafe locking scenario: [ 136.102610] [ 136.102612] CPU0 CPU1 [ 136.102614] ---- ---- [ 136.102617] lock(&ctx->lock); [ 136.102622] lock(&rq->__lock); [ 136.102629] lock(&ctx->lock); [ 136.102635] lock((console_sem).lock); [ 136.102641] [ 136.102641] *** DEADLOCK *** [ 136.102641] [ 136.102643] 2 locks held by syz-executor.6/4039: [ 136.102650] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 136.102675] #1: ffff88801bed6820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 136.102703] [ 136.102703] stack backtrace: [ 136.102706] CPU: 0 PID: 4039 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220912 #1 [ 136.102719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 136.102727] Call Trace: [ 136.102730] [ 136.102734] dump_stack_lvl+0x8b/0xb3 [ 136.102748] check_noncircular+0x263/0x2e0 [ 136.102765] ? format_decode+0x26c/0xb50 [ 136.102780] ? print_circular_bug+0x450/0x450 [ 136.102798] ? enable_ptr_key_workfn+0x20/0x20 [ 136.102813] ? format_decode+0x26c/0xb50 [ 136.102826] ? memcpy+0x39/0x60 [ 136.102847] ? vsnprintf+0x4ba/0x1600 [ 136.102863] __lock_acquire+0x2a02/0x5e70 [ 136.102885] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 136.102908] lock_acquire+0x1a2/0x530 [ 136.102925] ? down_trylock+0xe/0x70 [ 136.102940] ? rcu_read_unlock+0x40/0x40 [ 136.102961] ? vprintk+0x84/0xa0 [ 136.102979] _raw_spin_lock_irqsave+0x39/0x60 [ 136.102994] ? down_trylock+0xe/0x70 [ 136.103008] down_trylock+0xe/0x70 [ 136.103021] ? vprintk+0x84/0xa0 [ 136.103039] __down_trylock_console_sem+0x3b/0xd0 [ 136.103056] vprintk_emit+0x16b/0x560 [ 136.103076] vprintk+0x84/0xa0 [ 136.103094] _printk+0xba/0xf1 [ 136.103111] ? record_print_text.cold+0x16/0x16 [ 136.103133] ? report_bug.cold+0x66/0xab [ 136.103147] ? group_sched_out.part.0+0x2c7/0x460 [ 136.103159] report_bug.cold+0x72/0xab [ 136.103173] handle_bug+0x3c/0x70 [ 136.103187] exc_invalid_op+0x14/0x50 [ 136.103201] asm_exc_invalid_op+0x16/0x20 [ 136.103218] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 136.103231] 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 [ 136.103243] RSP: 0018:ffff88804042fc48 EFLAGS: 00010006 [ 136.103252] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 136.103260] RDX: ffff8880407e1ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 136.103268] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 136.103275] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88801bed6800 [ 136.103283] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 136.103294] ? group_sched_out.part.0+0x2c7/0x460 [ 136.103307] ? group_sched_out.part.0+0x2c7/0x460 [ 136.103320] ctx_sched_out+0x8f1/0xc10 [ 136.103332] __perf_event_task_sched_out+0x6d0/0x18d0 [ 136.103348] ? lock_is_held_type+0xd7/0x130 [ 136.103366] ? __perf_cgroup_move+0x160/0x160 [ 136.103378] ? set_next_entity+0x304/0x550 [ 136.103396] ? update_curr+0x267/0x740 [ 136.103415] ? lock_is_held_type+0xd7/0x130 [ 136.103439] __schedule+0xedd/0x2470 [ 136.103452] ? io_schedule_timeout+0x150/0x150 [ 136.103464] ? rcu_read_lock_sched_held+0x3e/0x80 [ 136.103485] schedule+0xda/0x1b0 [ 136.103496] exit_to_user_mode_prepare+0x114/0x1a0 [ 136.103517] syscall_exit_to_user_mode+0x19/0x40 [ 136.103534] do_syscall_64+0x48/0x90 [ 136.103548] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 136.103566] RIP: 0033:0x7f0ea5f60b19 [ 136.103574] 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 [ 136.103585] RSP: 002b:00007f0ea34d6218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 136.103596] RAX: 0000000000000001 RBX: 00007f0ea6073f68 RCX: 00007f0ea5f60b19 [ 136.103604] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f0ea6073f6c [ 136.103611] RBP: 00007f0ea6073f60 R08: 000000000000000e R09: 0000000000000000 [ 136.103619] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f0ea6073f6c [ 136.103626] R13: 00007fffadad78df R14: 00007f0ea34d6300 R15: 0000000000022000 [ 136.103641] [ 136.112239] Bluetooth: hci6: command 0x0409 tx timeout [ 136.112394] WARNING: CPU: 0 PID: 4039 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 136.160595] Modules linked in: [ 136.160840] CPU: 0 PID: 4039 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220912 #1 [ 136.161456] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 136.162299] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 136.162710] 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 [ 136.164086] RSP: 0018:ffff88804042fc48 EFLAGS: 00010006 [ 136.164485] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 136.165026] RDX: ffff8880407e1ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 136.165558] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 136.166100] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88801bed6800 [ 136.166645] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 136.167180] FS: 00007f0ea34d6700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 136.167797] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.168236] CR2: 00007f41f2d61010 CR3: 0000000034eca000 CR4: 0000000000350ef0 [ 136.168777] Call Trace: [ 136.168975] [ 136.169148] ctx_sched_out+0x8f1/0xc10 [ 136.169451] __perf_event_task_sched_out+0x6d0/0x18d0 [ 136.169845] ? lock_is_held_type+0xd7/0x130 [ 136.170184] ? __perf_cgroup_move+0x160/0x160 [ 136.170530] ? set_next_entity+0x304/0x550 [ 136.170857] ? update_curr+0x267/0x740 [ 136.171158] ? lock_is_held_type+0xd7/0x130 [ 136.171497] __schedule+0xedd/0x2470 [ 136.171766] ? io_schedule_timeout+0x150/0x150 [ 136.172104] ? rcu_read_lock_sched_held+0x3e/0x80 [ 136.172467] schedule+0xda/0x1b0 [ 136.172711] exit_to_user_mode_prepare+0x114/0x1a0 [ 136.173076] syscall_exit_to_user_mode+0x19/0x40 [ 136.173425] do_syscall_64+0x48/0x90 [ 136.173706] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 136.174090] RIP: 0033:0x7f0ea5f60b19 [ 136.174357] 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 [ 136.175667] RSP: 002b:00007f0ea34d6218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 136.176210] RAX: 0000000000000001 RBX: 00007f0ea6073f68 RCX: 00007f0ea5f60b19 [ 136.176727] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f0ea6073f6c [ 136.177232] RBP: 00007f0ea6073f60 R08: 000000000000000e R09: 0000000000000000 [ 136.177754] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f0ea6073f6c [ 136.178270] R13: 00007fffadad78df R14: 00007f0ea34d6300 R15: 0000000000022000 [ 136.178785] [ 136.178962] irq event stamp: 1268 [ 136.179215] hardirqs last enabled at (1267): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 136.179902] hardirqs last disabled at (1268): [] __schedule+0x1225/0x2470 [ 136.180507] softirqs last enabled at (1020): [] __irq_exit_rcu+0x11b/0x180 [ 136.181143] softirqs last disabled at (1011): [] __irq_exit_rcu+0x11b/0x180 [ 136.181787] ---[ end trace 0000000000000000 ]--- [ 136.182362] Bluetooth: hci4: command 0x0409 tx timeout [ 138.224735] Bluetooth: hci4: command 0x041b tx timeout [ 138.225635] Bluetooth: hci6: command 0x041b tx timeout [ 140.273076] Bluetooth: hci6: command 0x040f tx timeout [ 140.273570] Bluetooth: hci4: command 0x040f tx timeout [ 140.337105] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 140.785068] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 142.320778] Bluetooth: hci4: command 0x0419 tx timeout [ 142.321597] Bluetooth: hci6: command 0x0419 tx timeout [ 144.688042] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 145.008042] Bluetooth: hci2: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 14:28:56 Registers: info registers vcpu 0 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff822b1dbc RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff88804042f640 R8 =0000000000000004 R9 =0000000000000010 R10=0000000000000010 R11=0000000000000001 R12=0000000000002710 R13=0000000000000020 R14=fffffbfff0ec7fab R15=dffffc0000000000 RIP=ffffffff822b1e11 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 00007f0ea34d6700 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=00007f41f2d61010 CR3=0000000034eca000 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 00e800a800000000 0000000000000000 YMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM02=0000000000000000 0000000000000000 00524f5252450040 0000000000000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 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 info registers vcpu 1 RAX=0000000000203000 RBX=00007fd5744229ea RCX=0000000000000001 RDX=0000000000000040 RSI=0000000000000001 RDI=000000c000953860 RBP=000000c000041f28 RSP=000000c000041ea8 R8 =00007fd57456cfff R9 =000000c0016b3d40 R10=000000c00001f698 R11=0000000000000008 R12=00000000000000da R13=000000c000000900 R14=000000c0003e86c0 R15=0000000000000000 RIP=000000000041f870 RFL=00000247 [---Z-PC] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 000000c000030410 00000000 00000000 GS =0000 0000000000000000 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=00007f556260d8e0 CR3=000000001b36c000 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=00001fa0 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 3fd3333333333333 YMM01=0000000000000000 0000000000000000 0000000000000000 3fd2ac309bb47f55 YMM02=0000000000000000 0000000000000000 0000000000000000 419c88abb4000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 000000c0000ab3b0 000000c0001361e0 YMM05=0000000000000000 0000000000000000 000000c000136240 000000c000136210 YMM06=0000000000000000 0000000000000000 000000c0001362a0 000000c000136270 YMM07=0000000000000000 0000000000000000 000000c000136300 000000c0001362d0 YMM08=0000000000000000 0000000000000000 000000c000136360 000000c000136330 YMM09=0000000000000000 0000000000000000 000000c0001363c0 000000c000136390 YMM10=0000000000000000 0000000000000000 000000c0001363f0 000000c0000ab3e0 YMM11=0000000000000000 0000000000000000 000000c000136450 000000c000136420 YMM12=0000000000000000 0000000000000000 000000c0001364b0 000000c000136480 YMM13=0000000000000000 0000000000000000 000000c000136510 000000c0001364e0 YMM14=0000000000000000 0000000000000000 000000c000136570 000000c000136540 YMM15=0000000000000000 0000000000000000 000000c0000d7080 000000c0001365a0