Warning: Permanently added '[localhost]:36954' (ECDSA) to the list of known hosts. 2022/09/20 11:57:24 fuzzer started 2022/09/20 11:57:24 dialing manager at localhost:34957 syzkaller login: [ 38.069758] cgroup: Unknown subsys name 'net' [ 38.167851] cgroup: Unknown subsys name 'rlimit' 2022/09/20 11:57:38 syscalls: 2215 2022/09/20 11:57:38 code coverage: enabled 2022/09/20 11:57:38 comparison tracing: enabled 2022/09/20 11:57:38 extra coverage: enabled 2022/09/20 11:57:38 setuid sandbox: enabled 2022/09/20 11:57:38 namespace sandbox: enabled 2022/09/20 11:57:38 Android sandbox: enabled 2022/09/20 11:57:38 fault injection: enabled 2022/09/20 11:57:38 leak checking: enabled 2022/09/20 11:57:38 net packet injection: enabled 2022/09/20 11:57:38 net device setup: enabled 2022/09/20 11:57:38 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/20 11:57:38 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/20 11:57:38 USB emulation: enabled 2022/09/20 11:57:38 hci packet injection: enabled 2022/09/20 11:57:38 wifi device emulation: failed to parse kernel version (6.0.0-rc6-next-20220920) 2022/09/20 11:57:38 802.15.4 emulation: enabled 2022/09/20 11:57:38 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/20 11:57:38 fetching corpus: 33, signal 25175/28594 (executing program) 2022/09/20 11:57:38 fetching corpus: 83, signal 39910/44548 (executing program) 2022/09/20 11:57:38 fetching corpus: 133, signal 50897/56473 (executing program) 2022/09/20 11:57:39 fetching corpus: 183, signal 56727/63390 (executing program) 2022/09/20 11:57:39 fetching corpus: 233, signal 64532/72012 (executing program) 2022/09/20 11:57:39 fetching corpus: 283, signal 72066/80137 (executing program) 2022/09/20 11:57:39 fetching corpus: 333, signal 74257/83295 (executing program) 2022/09/20 11:57:39 fetching corpus: 383, signal 79554/89145 (executing program) 2022/09/20 11:57:39 fetching corpus: 433, signal 83882/94019 (executing program) 2022/09/20 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(executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/169903 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/169971 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170035 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170095 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170159 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170220 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170283 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170331 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170377 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170424 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170474 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170539 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170600 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170634 (executing program) 2022/09/20 11:57:46 fetching corpus: 2873, signal 165824/170634 (executing program) 2022/09/20 11:57:48 starting 8 fuzzer processes 11:57:48 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$sock_int(r0, 0x1, 0x33, &(0x7f00000000c0), 0x4) 11:57:48 executing program 1: mlock2(&(0x7f0000ff4000/0x4000)=nil, 0x4000, 0x0) shmat(0xffffffffffffffff, &(0x7f0000fed000/0x13000)=nil, 0x0) r0 = 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, 0x80000001}, 0x0, 0x7ff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) mmap$perf(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x4) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000040)=0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x90c83, 0x0) finit_module(r1, &(0x7f0000000100)='/,*\x00', 0x3) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000180)='smaps_rollup\x00') perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x2000000000000000}, 0x10, 0x0, 0x8, 0x0, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0) ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x2) openat2(r2, &(0x7f0000000240)='./file0\x00', &(0x7f0000000300)={0x200, 0x21, 0x1b}, 0x18) r4 = ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, r4) r5 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000440), 0x20001, 0x0) ioctl$SNAPSHOT_FREE(r5, 0x3305) mremap(&(0x7f0000ff7000/0x2000)=nil, 0x2000, 0x1000, 0x7, &(0x7f0000fff000/0x1000)=nil) mremap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x2000, 0x3, &(0x7f0000ffa000/0x2000)=nil) 11:57:48 executing program 3: r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) bind$802154_dgram(r0, 0x0, 0x0) 11:57:48 executing program 2: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) [ 61.713538] audit: type=1400 audit(1663675068.995:6): avc: denied { execmem } for pid=284 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 11:57:49 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x6, 0x12, 0xfffffffffffffffd, &(0x7f0000000000)) 11:57:49 executing program 6: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000780), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_LBT_MODE(r1, &(0x7f0000000b40)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000ac0)={0x14, r0, 0x1}, 0x14}}, 0x0) 11:57:49 executing program 5: r0 = socket$unix(0x1, 0x2, 0x0) sendmmsg$unix(r0, 0x0, 0x0, 0x0) 11:57:49 executing program 7: mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000000)={0x69c8}) [ 62.966957] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 62.970114] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 62.971669] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 62.973811] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.976435] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.978828] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 62.980616] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 62.984671] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.985703] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 62.990479] Bluetooth: hci1: HCI_REQ-0x0c1a [ 63.022655] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 63.024275] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 63.025952] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 63.027637] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 63.029252] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 63.031618] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 63.033806] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 63.035308] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 63.040515] Bluetooth: hci0: HCI_REQ-0x0c1a [ 63.059559] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 63.060942] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 63.062314] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 63.063569] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 63.065575] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 63.067552] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 63.074191] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 63.076134] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 63.077621] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 63.078793] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 63.080808] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 63.084557] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 63.085667] Bluetooth: hci4: HCI_REQ-0x0c1a [ 63.094547] Bluetooth: hci2: HCI_REQ-0x0c1a [ 63.103241] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 63.107403] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 63.107466] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 63.111010] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 63.112245] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 63.112442] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 63.116076] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 63.119408] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 63.125402] Bluetooth: hci6: HCI_REQ-0x0c1a [ 63.127779] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 63.146560] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 63.147972] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 63.166388] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 63.166451] Bluetooth: hci7: HCI_REQ-0x0c1a [ 63.167757] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 63.184463] Bluetooth: hci5: HCI_REQ-0x0c1a [ 65.040717] Bluetooth: hci1: command 0x0409 tx timeout [ 65.040810] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 65.105749] Bluetooth: hci2: command 0x0409 tx timeout [ 65.105782] Bluetooth: hci4: command 0x0409 tx timeout [ 65.106870] Bluetooth: hci0: command 0x0409 tx timeout [ 65.168697] Bluetooth: hci6: command 0x0409 tx timeout [ 65.233500] Bluetooth: hci5: command 0x0409 tx timeout [ 65.233524] Bluetooth: hci7: command 0x0409 tx timeout [ 67.089444] Bluetooth: hci1: command 0x041b tx timeout [ 67.152412] Bluetooth: hci0: command 0x041b tx timeout [ 67.153515] Bluetooth: hci4: command 0x041b tx timeout [ 67.153913] Bluetooth: hci2: command 0x041b tx timeout [ 67.216505] Bluetooth: hci6: command 0x041b tx timeout [ 67.280439] Bluetooth: hci7: command 0x041b tx timeout [ 67.280866] Bluetooth: hci5: command 0x041b tx timeout [ 69.136513] Bluetooth: hci1: command 0x040f tx timeout [ 69.200491] Bluetooth: hci2: command 0x040f tx timeout [ 69.200546] Bluetooth: hci4: command 0x040f tx timeout [ 69.201310] Bluetooth: hci0: command 0x040f tx timeout [ 69.264411] Bluetooth: hci6: command 0x040f tx timeout [ 69.328425] Bluetooth: hci5: command 0x040f tx timeout [ 69.328895] Bluetooth: hci7: command 0x040f tx timeout [ 70.096448] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 71.184397] Bluetooth: hci1: command 0x0419 tx timeout [ 71.248417] Bluetooth: hci2: command 0x0419 tx timeout [ 71.248527] Bluetooth: hci0: command 0x0419 tx timeout [ 71.248870] Bluetooth: hci4: command 0x0419 tx timeout [ 71.312413] Bluetooth: hci6: command 0x0419 tx timeout [ 71.376386] Bluetooth: hci7: command 0x0419 tx timeout [ 71.376421] Bluetooth: hci5: command 0x0419 tx timeout [ 72.807068] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 72.827439] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 72.836248] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 72.842418] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 72.846434] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 72.849528] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 72.859403] Bluetooth: hci3: HCI_REQ-0x0c1a [ 74.896819] Bluetooth: hci3: command 0x0409 tx timeout [ 76.944396] Bluetooth: hci3: command 0x041b tx timeout [ 78.992717] Bluetooth: hci3: command 0x040f tx timeout [ 81.040436] Bluetooth: hci3: command 0x0419 tx timeout 11:58:45 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x6, 0x12, 0xfffffffffffffffd, &(0x7f0000000000)) 11:58:45 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x6, 0x12, 0xfffffffffffffffd, &(0x7f0000000000)) 11:58:46 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x6, 0x12, 0xfffffffffffffffd, &(0x7f0000000000)) 11:58:46 executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000240), 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000540)={0x0, 0x7}) 11:58:46 executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000240), 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000540)={0x0, 0x7}) 11:58:46 executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000240), 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000540)={0x0, 0x7}) 11:58:46 executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000240), 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000540)={0x0, 0x7}) 11:58:46 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x2080000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3ff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10005}, 0x0, 0xffffffffffffffff, 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 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0xc042, 0x0) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x2, 0x0) pwrite64(r1, &(0x7f00000000c0)='9', 0x1, 0x8040000) setsockopt$inet6_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000540)={@in6={{0xa, 0x4e20, 0xffff, @mcast2, 0x4}}, 0x0, 0x0, 0x15, 0x0, "b25da62d685a38083e45ab1950001ca46105939b4b3d83bd945bed03b30b62897693132cb6e12788b1d58f9b2fff886055bea488ee0e2918a8c961a2684924dfa9841132b1916476e31d06d76d34a918"}, 0xd8) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x4042, 0x0) sendfile(r1, r2, 0x0, 0xffff) openat(0xffffffffffffff9c, 0x0, 0x101042, 0x0) r3 = openat$sr(0xffffffffffffff9c, &(0x7f0000000100), 0x44b43, 0x0) ioctl$SG_EMULATED_HOST(r3, 0x5390, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r3, 0xc0189375, 0xfffffffffffffffc) [ 119.613618] audit: type=1400 audit(1663675126.895:7): avc: denied { open } for pid=3682 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 119.619999] audit: type=1400 audit(1663675126.895:8): avc: denied { kernel } for pid=3682 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 119.644418] ------------[ cut here ]------------ [ 119.644451] [ 119.644455] ====================================================== [ 119.644461] WARNING: possible circular locking dependency detected [ 119.644468] 6.0.0-rc6-next-20220920 #1 Not tainted [ 119.644480] ------------------------------------------------------ [ 119.644485] syz-executor.4/3683 is trying to acquire lock: [ 119.644496] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 119.644559] [ 119.644559] but task is already holding lock: [ 119.644564] ffff888008bba020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 119.644613] [ 119.644613] which lock already depends on the new lock. [ 119.644613] [ 119.644618] [ 119.644618] the existing dependency chain (in reverse order) is: [ 119.644624] [ 119.644624] -> #3 (&ctx->lock){....}-{2:2}: [ 119.644649] _raw_spin_lock+0x2a/0x40 [ 119.644682] __perf_event_task_sched_out+0x53b/0x18d0 [ 119.644706] __schedule+0xedd/0x2470 [ 119.644729] schedule+0xda/0x1b0 [ 119.644751] exit_to_user_mode_prepare+0x114/0x1a0 [ 119.644771] syscall_exit_to_user_mode+0x19/0x40 [ 119.644792] do_syscall_64+0x48/0x90 [ 119.644820] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 119.644855] [ 119.644855] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 119.644880] _raw_spin_lock_nested+0x30/0x40 [ 119.644911] raw_spin_rq_lock_nested+0x1e/0x30 [ 119.644934] task_fork_fair+0x63/0x4d0 [ 119.644963] sched_cgroup_fork+0x3d0/0x540 [ 119.644989] copy_process+0x4183/0x6e20 [ 119.645007] kernel_clone+0xe7/0x890 [ 119.645025] user_mode_thread+0xad/0xf0 [ 119.645044] rest_init+0x24/0x250 [ 119.645062] arch_call_rest_init+0xf/0x14 [ 119.645087] start_kernel+0x4c1/0x4e6 [ 119.645109] secondary_startup_64_no_verify+0xe0/0xeb [ 119.645133] [ 119.645133] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 119.645158] _raw_spin_lock_irqsave+0x39/0x60 [ 119.645190] try_to_wake_up+0xab/0x1930 [ 119.645214] up+0x75/0xb0 [ 119.645235] __up_console_sem+0x6e/0x80 [ 119.645263] console_unlock+0x46a/0x590 [ 119.645292] vt_ioctl+0x2684/0x2ca0 [ 119.645314] tty_ioctl+0x7c4/0x1700 [ 119.645334] __x64_sys_ioctl+0x19a/0x210 [ 119.645362] do_syscall_64+0x3b/0x90 [ 119.645389] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 119.645424] [ 119.645424] -> #0 ((console_sem).lock){....}-{2:2}: [ 119.645450] __lock_acquire+0x2a02/0x5e70 [ 119.645480] lock_acquire+0x1a2/0x530 [ 119.645508] _raw_spin_lock_irqsave+0x39/0x60 [ 119.645540] down_trylock+0xe/0x70 [ 119.645562] __down_trylock_console_sem+0x3b/0xd0 [ 119.645592] vprintk_emit+0x16b/0x560 [ 119.645621] vprintk+0x84/0xa0 [ 119.645650] _printk+0xba/0xf1 [ 119.645668] report_bug.cold+0x72/0xab [ 119.645695] handle_bug+0x3c/0x70 [ 119.645722] exc_invalid_op+0x14/0x50 [ 119.645751] asm_exc_invalid_op+0x16/0x20 [ 119.645769] group_sched_out.part.0+0x2c7/0x460 [ 119.645789] ctx_sched_out+0x8f1/0xc10 [ 119.645807] __perf_event_task_sched_out+0x6d0/0x18d0 [ 119.645831] __schedule+0xedd/0x2470 [ 119.645853] schedule+0xda/0x1b0 [ 119.645874] exit_to_user_mode_prepare+0x114/0x1a0 [ 119.645894] syscall_exit_to_user_mode+0x19/0x40 [ 119.645914] do_syscall_64+0x48/0x90 [ 119.645942] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 119.645977] [ 119.645977] other info that might help us debug this: [ 119.645977] [ 119.645982] Chain exists of: [ 119.645982] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 119.645982] [ 119.646009] Possible unsafe locking scenario: [ 119.646009] [ 119.646013] CPU0 CPU1 [ 119.646017] ---- ---- [ 119.646021] lock(&ctx->lock); [ 119.646031] lock(&rq->__lock); [ 119.646043] lock(&ctx->lock); [ 119.646054] lock((console_sem).lock); [ 119.646065] [ 119.646065] *** DEADLOCK *** [ 119.646065] [ 119.646068] 2 locks held by syz-executor.4/3683: [ 119.646080] #0: ffff88806cf37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 119.646132] #1: ffff888008bba020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 119.646184] [ 119.646184] stack backtrace: [ 119.646188] CPU: 1 PID: 3683 Comm: syz-executor.4 Not tainted 6.0.0-rc6-next-20220920 #1 [ 119.646211] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 119.646225] Call Trace: [ 119.646231] [ 119.646237] dump_stack_lvl+0x8b/0xb3 [ 119.646268] check_noncircular+0x263/0x2e0 [ 119.646299] ? format_decode+0x26c/0xb50 [ 119.646325] ? print_circular_bug+0x450/0x450 [ 119.646357] ? enable_ptr_key_workfn+0x20/0x20 [ 119.646385] ? format_decode+0x26c/0xb50 [ 119.646415] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 119.646447] __lock_acquire+0x2a02/0x5e70 [ 119.646488] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 119.646529] lock_acquire+0x1a2/0x530 [ 119.646560] ? down_trylock+0xe/0x70 [ 119.646587] ? lock_release+0x750/0x750 [ 119.646624] ? vprintk+0x84/0xa0 [ 119.646657] _raw_spin_lock_irqsave+0x39/0x60 [ 119.646690] ? down_trylock+0xe/0x70 [ 119.646715] down_trylock+0xe/0x70 [ 119.646739] ? vprintk+0x84/0xa0 [ 119.646770] __down_trylock_console_sem+0x3b/0xd0 [ 119.646802] vprintk_emit+0x16b/0x560 [ 119.646837] vprintk+0x84/0xa0 [ 119.646869] _printk+0xba/0xf1 [ 119.646888] ? record_print_text.cold+0x16/0x16 [ 119.646915] ? report_bug.cold+0x66/0xab [ 119.646946] ? group_sched_out.part.0+0x2c7/0x460 [ 119.646967] report_bug.cold+0x72/0xab [ 119.646999] handle_bug+0x3c/0x70 [ 119.647029] exc_invalid_op+0x14/0x50 [ 119.647059] asm_exc_invalid_op+0x16/0x20 [ 119.647080] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 119.647105] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 119.647126] RSP: 0018:ffff88803f9bfc48 EFLAGS: 00010006 [ 119.647142] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 119.647156] RDX: ffff88801b7c5040 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 119.647170] RBP: ffff88803f9c0000 R08: 0000000000000005 R09: 0000000000000001 [ 119.647184] R10: 0000000000000000 R11: ffffffff865ae05b R12: ffff888008bba000 [ 119.647198] R13: ffff88806cf3d140 R14: ffffffff8547cec0 R15: 0000000000000002 [ 119.647218] ? group_sched_out.part.0+0x2c7/0x460 [ 119.647244] ? group_sched_out.part.0+0x2c7/0x460 [ 119.647272] ctx_sched_out+0x8f1/0xc10 [ 119.647296] __perf_event_task_sched_out+0x6d0/0x18d0 [ 119.647325] ? lock_is_held_type+0xd7/0x130 [ 119.647347] ? __perf_cgroup_move+0x160/0x160 [ 119.647370] ? set_next_entity+0x304/0x550 [ 119.647402] ? update_curr+0x267/0x740 [ 119.647435] ? lock_is_held_type+0xd7/0x130 [ 119.647458] __schedule+0xedd/0x2470 [ 119.647487] ? io_schedule_timeout+0x150/0x150 [ 119.647515] ? rcu_read_lock_sched_held+0x3e/0x80 [ 119.647552] schedule+0xda/0x1b0 [ 119.647576] exit_to_user_mode_prepare+0x114/0x1a0 [ 119.647599] syscall_exit_to_user_mode+0x19/0x40 [ 119.647621] do_syscall_64+0x48/0x90 [ 119.647651] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 119.647687] RIP: 0033:0x7f653c76ab19 [ 119.647703] 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 [ 119.647723] RSP: 002b:00007f6539ce0218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 119.647743] RAX: 0000000000000001 RBX: 00007f653c87df68 RCX: 00007f653c76ab19 [ 119.647780] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f653c87df6c [ 119.647794] RBP: 00007f653c87df60 R08: 000000000000000e R09: 0000000000000000 [ 119.647807] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f653c87df6c [ 119.647821] R13: 00007ffdd02092ff R14: 00007f6539ce0300 R15: 0000000000022000 [ 119.647845] [ 119.748013] WARNING: CPU: 1 PID: 3683 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 119.749238] Modules linked in: [ 119.749674] CPU: 1 PID: 3683 Comm: syz-executor.4 Not tainted 6.0.0-rc6-next-20220920 #1 [ 119.750757] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 119.752251] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 119.752976] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 119.755477] RSP: 0018:ffff88803f9bfc48 EFLAGS: 00010006 [ 119.756227] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 119.757218] RDX: ffff88801b7c5040 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 119.758218] RBP: ffff88803f9c0000 R08: 0000000000000005 R09: 0000000000000001 [ 119.759208] R10: 0000000000000000 R11: ffffffff865ae05b R12: ffff888008bba000 [ 119.760196] R13: ffff88806cf3d140 R14: ffffffff8547cec0 R15: 0000000000000002 [ 119.761191] FS: 00007f6539ce0700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 119.762326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.763140] CR2: 00007fdbd891b368 CR3: 000000003ea62000 CR4: 0000000000350ee0 [ 119.764125] Call Trace: [ 119.764488] [ 119.764814] ctx_sched_out+0x8f1/0xc10 [ 119.765375] __perf_event_task_sched_out+0x6d0/0x18d0 [ 119.766132] ? lock_is_held_type+0xd7/0x130 [ 119.766735] ? __perf_cgroup_move+0x160/0x160 [ 119.767363] ? set_next_entity+0x304/0x550 [ 119.767982] ? update_curr+0x267/0x740 [ 119.768547] ? lock_is_held_type+0xd7/0x130 [ 119.769151] __schedule+0xedd/0x2470 [ 119.769703] ? io_schedule_timeout+0x150/0x150 [ 119.770345] ? rcu_read_lock_sched_held+0x3e/0x80 [ 119.771051] schedule+0xda/0x1b0 [ 119.771544] exit_to_user_mode_prepare+0x114/0x1a0 [ 119.772250] syscall_exit_to_user_mode+0x19/0x40 [ 119.772906] do_syscall_64+0x48/0x90 [ 119.773438] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 119.774172] RIP: 0033:0x7f653c76ab19 [ 119.774706] 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 [ 119.777284] RSP: 002b:00007f6539ce0218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 119.778385] RAX: 0000000000000001 RBX: 00007f653c87df68 RCX: 00007f653c76ab19 [ 119.779403] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f653c87df6c [ 119.780411] RBP: 00007f653c87df60 R08: 000000000000000e R09: 0000000000000000 [ 119.781401] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f653c87df6c [ 119.782394] R13: 00007ffdd02092ff R14: 00007f6539ce0300 R15: 0000000000022000 [ 119.783399] [ 119.783741] irq event stamp: 618 [ 119.784223] hardirqs last enabled at (617): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 119.785523] hardirqs last disabled at (618): [] __schedule+0x1225/0x2470 [ 119.786648] softirqs last enabled at (304): [] __irq_exit_rcu+0x11b/0x180 [ 119.787847] softirqs last disabled at (295): [] __irq_exit_rcu+0x11b/0x180 [ 119.789008] ---[ end trace 0000000000000000 ]--- [ 120.331334] hrtimer: interrupt took 17172 ns [ 121.791604] syz-executor.0 (296) used greatest stack depth: 24512 bytes left [ 124.120874] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 124.130254] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 124.136872] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 124.138947] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 124.140824] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 124.141988] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 124.146083] Bluetooth: hci0: HCI_REQ-0x0c1a [ 124.276450] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 124.277130] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 124.278840] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 124.280001] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 124.280726] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 124.281309] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 124.283147] Bluetooth: hci7: HCI_REQ-0x0c1a [ 126.160379] Bluetooth: hci0: command 0x0409 tx timeout [ 126.288379] Bluetooth: hci7: command 0x0409 tx timeout [ 126.288401] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 126.289697] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 128.209384] Bluetooth: hci0: command 0x041b tx timeout [ 128.337395] Bluetooth: hci7: command 0x041b tx timeout VM DIAGNOSIS: 11:58:47 Registers: info registers vcpu 0 RAX=ffffffff816c7be8 RBX=ffffffff8135ad40 RCX=0000000000000000 RDX=1ffff11007ec9eaf RSI=ffffffff816c7be8 RDI=ffff88803f64f5e8 RBP=ffff88803f64f5b8 RSP=ffff88803f64f518 R8 =ffffffff85ecd0a2 R9 =ffffffff85ecd0a6 R10=ffffed1007ec9eb1 R11=ffff88803f64f560 R12=ffff88803f64f5e8 R13=0000000000000000 R14=ffff888018a05040 R15=ffff888007c75000 RIP=ffffffff8135ad40 RFL=00000286 [--S--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=00007f8322a8f368 CR3=000000003f2f0000 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 756e696c2d34365f 3638782f62696c2f YMM01=0000000000000000 0000000000000000 322e6f732e6c6462 696c2f756e672d78 YMM02=0000000000000000 0000000000000000 00322e6f732e6c64 62696c2f756e672d YMM03=0000000000000000 0000000000000000 78756e696c2d3436 5f3638782f62696c YMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 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=0000000000000038 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b1551 RDI=ffffffff87643ba0 RBP=ffffffff87643b60 RSP=ffff88803f9bf698 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000038 R11=0000000000000001 R12=0000000000000038 R13=ffffffff87643b60 R14=0000000000000010 R15=ffffffff822b1540 RIP=ffffffff822b15a9 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 00007f6539ce0700 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=00007fdbd891b368 CR3=000000003ea62000 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 00007f653c8517c0 00007f653c8517c8 YMM02=0000000000000000 0000000000000000 00007f653c8517e0 00007f653c8517c0 YMM03=0000000000000000 0000000000000000 00007f653c8517c8 00007f653c8517c0 YMM04=0000000000000000 0000000000000000 ffffffffffffffff ffffffff00000000 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