Warning: Permanently added '[localhost]:39866' (ECDSA) to the list of known hosts. 2022/10/05 11:32:28 fuzzer started 2022/10/05 11:32:29 dialing manager at localhost:37193 syzkaller login: [ 45.470131] cgroup: Unknown subsys name 'net' [ 45.557553] cgroup: Unknown subsys name 'rlimit' 2022/10/05 11:32:43 syscalls: 2215 2022/10/05 11:32:43 code coverage: enabled 2022/10/05 11:32:43 comparison tracing: enabled 2022/10/05 11:32:43 extra coverage: enabled 2022/10/05 11:32:43 setuid sandbox: enabled 2022/10/05 11:32:43 namespace sandbox: enabled 2022/10/05 11:32:43 Android sandbox: enabled 2022/10/05 11:32:43 fault injection: enabled 2022/10/05 11:32:43 leak checking: enabled 2022/10/05 11:32:43 net packet injection: enabled 2022/10/05 11:32:43 net device setup: enabled 2022/10/05 11:32:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/10/05 11:32:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/10/05 11:32:43 USB emulation: enabled 2022/10/05 11:32:43 hci packet injection: enabled 2022/10/05 11:32:43 wifi device emulation: failed to parse kernel version (6.0.0-next-20221005) 2022/10/05 11:32:43 802.15.4 emulation: enabled 2022/10/05 11:32:43 fetching corpus: 0, signal 0/2000 (executing program) 2022/10/05 11:32:43 fetching corpus: 50, signal 20358/23814 (executing program) 2022/10/05 11:32:44 fetching corpus: 100, signal 30017/34832 (executing program) 2022/10/05 11:32:44 fetching corpus: 150, signal 35373/41467 (executing program) 2022/10/05 11:32:44 fetching corpus: 200, signal 43953/51013 (executing program) 2022/10/05 11:32:44 fetching corpus: 250, signal 49569/57592 (executing program) 2022/10/05 11:32:44 fetching corpus: 300, signal 54364/63311 (executing program) 2022/10/05 11:32:45 fetching corpus: 350, signal 58433/68215 (executing program) 2022/10/05 11:32:45 fetching corpus: 400, signal 63269/73714 (executing program) 2022/10/05 11:32:45 fetching corpus: 450, signal 68027/79074 (executing program) 2022/10/05 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fetching corpus: 3227, signal 150397/152966 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153000 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153031 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153066 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153085 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153120 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153154 (executing program) 2022/10/05 11:32:54 fetching corpus: 3227, signal 150397/153154 (executing program) 2022/10/05 11:32:56 starting 8 fuzzer processes 11:32:56 executing program 1: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000100), 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r0, 0x80045400, &(0x7f00000011c0)) 11:32:56 executing program 0: r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TIOCL_GETSHIFTSTATE(r0, 0x541c, &(0x7f0000000000)) 11:32:56 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCSPGRP(r0, 0x5410, 0x0) 11:32:56 executing program 2: pread64(0xffffffffffffffff, &(0x7f0000000600)=""/4096, 0x1000, 0x4) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$ETHTOOL_MSG_PRIVFLAGS_SET(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000006c0)=ANY=[], 0x208}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000340), 0xffffffffffffffff) sendmsg$SEG6_CMD_SETHMAC(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x14, r2, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r3) sendmsg$IEEE802154_ADD_IFACE(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADD(r4, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x6c, 0x0, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:xserver_misc_device_t:s0\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40000}, 0x4040041) sendmsg$SEG6_CMD_SETHMAC(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x24, r2, 0x800, 0x70bd29, 0x25dfdbfd, {}, [@SEG6_ATTR_ALGID={0x5, 0x6, 0x8}, @SEG6_ATTR_ALGID={0x5, 0x6, 0x1f}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x40) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_REMOVEDEF(r7, &(0x7f0000001600)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x68, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @local}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x38}}]}, 0x68}, 0x1, 0x0, 0x0, 0x4}, 0x40) r8 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="00010000", @ANYRES16=r8, @ANYBLOB="010000000000000000003b00000008000300", @ANYRES32=r6, @ANYBLOB="e200330080800000080211000001080211"], 0x100}}, 0x0) 11:32:56 executing program 3: syz_open_procfs(0x0, &(0x7f00000001c0)='net/arp\x00') 11:32:56 executing program 5: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_ipv6_tunnel_SIOCGETPRL(r0, 0x89f4, &(0x7f0000000640)={'sit0\x00', 0x0}) 11:32:56 executing program 6: 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) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x76f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0xeaec828ca8886d3b) readv(r0, &(0x7f00000003c0)=[{&(0x7f00000001c0)=""/166, 0xa6}, {&(0x7f0000000300)=""/112, 0x70}, {&(0x7f0000000100)=""/56, 0x38}, {&(0x7f0000000380)=""/28, 0x1c}], 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r1, 0x80489439, &(0x7f0000000140)) syz_mount_image$tmpfs(&(0x7f00000006c0), &(0x7f0000000700)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000b80)) ioctl$EXT4_IOC_SWAP_BOOT(0xffffffffffffffff, 0x6611) syncfs(r1) 11:32:56 executing program 7: futex(&(0x7f0000007c00), 0xd, 0x0, &(0x7f0000007c40)={0x0, 0x989680}, 0x0, 0x0) [ 73.203543] audit: type=1400 audit(1664969576.868:6): avc: denied { execmem } for pid=286 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 74.534942] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 74.536488] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 74.537788] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 74.539096] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 74.559360] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 74.562137] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 74.563651] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 74.565910] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 74.567680] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 74.570183] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 74.571325] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 74.572585] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 74.573655] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 74.575376] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 74.576841] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 74.577511] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 74.578385] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 74.579329] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 74.580128] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 74.580912] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 74.584305] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 74.585685] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 74.586478] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 74.587587] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 74.590278] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 74.591026] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 74.591766] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 74.594631] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 74.596872] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 74.597826] Bluetooth: hci0: HCI_REQ-0x0c1a [ 74.599940] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 74.600885] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 74.605245] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 74.608861] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 74.612578] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 74.614366] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 74.616249] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 74.618248] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 74.622313] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 74.624325] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 74.626407] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 74.628552] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 74.631896] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 74.633722] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 74.640128] Bluetooth: hci3: HCI_REQ-0x0c1a [ 74.641468] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 74.644060] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 74.646384] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 74.646917] Bluetooth: hci5: HCI_REQ-0x0c1a [ 74.648858] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 74.649166] Bluetooth: hci2: HCI_REQ-0x0c1a [ 74.650866] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 74.658396] Bluetooth: hci1: HCI_REQ-0x0c1a [ 74.665220] Bluetooth: hci7: HCI_REQ-0x0c1a [ 74.666781] Bluetooth: hci4: HCI_REQ-0x0c1a [ 74.672969] Bluetooth: hci6: HCI_REQ-0x0c1a [ 76.647357] Bluetooth: hci0: command 0x0409 tx timeout [ 76.711136] Bluetooth: hci6: command 0x0409 tx timeout [ 76.711821] Bluetooth: hci1: command 0x0409 tx timeout [ 76.712412] Bluetooth: hci7: command 0x0409 tx timeout [ 76.712948] Bluetooth: hci3: command 0x0409 tx timeout [ 76.713501] Bluetooth: hci4: command 0x0409 tx timeout [ 76.714069] Bluetooth: hci2: command 0x0409 tx timeout [ 76.714599] Bluetooth: hci5: command 0x0409 tx timeout [ 78.695647] Bluetooth: hci0: command 0x041b tx timeout [ 78.759388] Bluetooth: hci5: command 0x041b tx timeout [ 78.759911] Bluetooth: hci2: command 0x041b tx timeout [ 78.760449] Bluetooth: hci4: command 0x041b tx timeout [ 78.760903] Bluetooth: hci3: command 0x041b tx timeout [ 78.761382] Bluetooth: hci7: command 0x041b tx timeout [ 78.761837] Bluetooth: hci1: command 0x041b tx timeout [ 78.762331] Bluetooth: hci6: command 0x041b tx timeout [ 80.743084] Bluetooth: hci0: command 0x040f tx timeout [ 80.807205] Bluetooth: hci6: command 0x040f tx timeout [ 80.807728] Bluetooth: hci1: command 0x040f tx timeout [ 80.808285] Bluetooth: hci7: command 0x040f tx timeout [ 80.809466] Bluetooth: hci3: command 0x040f tx timeout [ 80.809924] Bluetooth: hci4: command 0x040f tx timeout [ 80.810395] Bluetooth: hci2: command 0x040f tx timeout [ 80.810838] Bluetooth: hci5: command 0x040f tx timeout [ 82.791030] Bluetooth: hci0: command 0x0419 tx timeout [ 82.855101] Bluetooth: hci5: command 0x0419 tx timeout [ 82.855531] Bluetooth: hci2: command 0x0419 tx timeout [ 82.855902] Bluetooth: hci4: command 0x0419 tx timeout [ 82.856334] Bluetooth: hci3: command 0x0419 tx timeout [ 82.856707] Bluetooth: hci7: command 0x0419 tx timeout [ 82.857176] Bluetooth: hci1: command 0x0419 tx timeout [ 82.857548] Bluetooth: hci6: command 0x0419 tx timeout 11:33:54 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCSPGRP(r0, 0x5410, 0x0) 11:33:54 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCSPGRP(r0, 0x5410, 0x0) 11:33:54 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCSPGRP(r0, 0x5410, 0x0) 11:33:54 executing program 4: keyctl$get_persistent(0x10, 0xee00, 0x0) 11:33:54 executing program 4: keyctl$get_persistent(0x10, 0xee00, 0x0) 11:33:54 executing program 4: keyctl$get_persistent(0x10, 0xee00, 0x0) 11:33:55 executing program 4: keyctl$get_persistent(0x10, 0xee00, 0x0) 11:33:55 executing program 4: r0 = fsopen(&(0x7f00000001c0)='vfat\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f00000002c0)='vfat\x00', &(0x7f0000000300)='##{\x00', 0x0) [ 132.816299] audit: type=1400 audit(1664969636.480:7): avc: denied { open } for pid=3912 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 [ 132.817625] audit: type=1400 audit(1664969636.481:8): avc: denied { kernel } for pid=3912 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 [ 132.835688] ------------[ cut here ]------------ [ 132.835709] [ 132.835712] ====================================================== [ 132.835715] WARNING: possible circular locking dependency detected [ 132.835719] 6.0.0-next-20221005 #1 Not tainted [ 132.835726] ------------------------------------------------------ [ 132.835729] syz-executor.6/3913 is trying to acquire lock: [ 132.835736] ffffffff853faaf8 ((console_sem).lock){-...}-{2:2}, at: down_trylock+0xe/0x70 [ 132.835778] [ 132.835778] but task is already holding lock: [ 132.835781] ffff888009231820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 132.835808] [ 132.835808] which lock already depends on the new lock. [ 132.835808] [ 132.835811] [ 132.835811] the existing dependency chain (in reverse order) is: [ 132.835814] [ 132.835814] -> #3 (&ctx->lock){....}-{2:2}: [ 132.835828] _raw_spin_lock+0x2a/0x40 [ 132.835840] __perf_event_task_sched_out+0x53b/0x18d0 [ 132.835851] __schedule+0xedd/0x2470 [ 132.835866] schedule+0xda/0x1b0 [ 132.835880] exit_to_user_mode_prepare+0x114/0x1a0 [ 132.835893] syscall_exit_to_user_mode+0x19/0x40 [ 132.835907] do_syscall_64+0x48/0x90 [ 132.835917] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 132.835931] [ 132.835931] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 132.835944] _raw_spin_lock_nested+0x30/0x40 [ 132.835956] raw_spin_rq_lock_nested+0x1e/0x30 [ 132.835969] task_fork_fair+0x63/0x4d0 [ 132.835986] sched_cgroup_fork+0x3d0/0x540 [ 132.836001] copy_process+0x4183/0x6e20 [ 132.836012] kernel_clone+0xe7/0x890 [ 132.836022] user_mode_thread+0xad/0xf0 [ 132.836032] rest_init+0x24/0x250 [ 132.836045] arch_call_rest_init+0xf/0x14 [ 132.836065] start_kernel+0x4c6/0x4eb [ 132.836082] secondary_startup_64_no_verify+0xe0/0xeb [ 132.836096] [ 132.836096] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 132.836110] _raw_spin_lock_irqsave+0x39/0x60 [ 132.836122] try_to_wake_up+0xab/0x1930 [ 132.836135] up+0x75/0xb0 [ 132.836150] __up_console_sem+0x6e/0x80 [ 132.836166] console_unlock+0x46a/0x590 [ 132.836182] vprintk_emit+0x1bd/0x560 [ 132.836198] vprintk+0x84/0xa0 [ 132.836215] _printk+0xba/0xf1 [ 132.836228] kauditd_hold_skb.cold+0x3f/0x4e [ 132.836246] kauditd_send_queue+0x233/0x290 [ 132.836262] kauditd_thread+0x5f9/0x9c0 [ 132.836275] kthread+0x2ed/0x3a0 [ 132.836291] ret_from_fork+0x22/0x30 [ 132.836303] [ 132.836303] -> #0 ((console_sem).lock){-...}-{2:2}: [ 132.836316] __lock_acquire+0x2a02/0x5e70 [ 132.836333] lock_acquire+0x1a2/0x530 [ 132.836349] _raw_spin_lock_irqsave+0x39/0x60 [ 132.836361] down_trylock+0xe/0x70 [ 132.836377] __down_trylock_console_sem+0x3b/0xd0 [ 132.836393] vprintk_emit+0x16b/0x560 [ 132.836409] vprintk+0x84/0xa0 [ 132.836425] _printk+0xba/0xf1 [ 132.836436] report_bug.cold+0x72/0xab [ 132.836453] handle_bug+0x3c/0x70 [ 132.836462] exc_invalid_op+0x14/0x50 [ 132.836472] asm_exc_invalid_op+0x16/0x20 [ 132.836485] group_sched_out.part.0+0x2c7/0x460 [ 132.836503] ctx_sched_out+0x8f1/0xc10 [ 132.836520] __perf_event_task_sched_out+0x6d0/0x18d0 [ 132.836531] __schedule+0xedd/0x2470 [ 132.836545] schedule+0xda/0x1b0 [ 132.836559] exit_to_user_mode_prepare+0x114/0x1a0 [ 132.836570] syscall_exit_to_user_mode+0x19/0x40 [ 132.836583] do_syscall_64+0x48/0x90 [ 132.836593] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 132.836606] [ 132.836606] other info that might help us debug this: [ 132.836606] [ 132.836609] Chain exists of: [ 132.836609] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 132.836609] [ 132.836623] Possible unsafe locking scenario: [ 132.836623] [ 132.836626] CPU0 CPU1 [ 132.836628] ---- ---- [ 132.836630] lock(&ctx->lock); [ 132.836636] lock(&rq->__lock); [ 132.836643] lock(&ctx->lock); [ 132.836649] lock((console_sem).lock); [ 132.836654] [ 132.836654] *** DEADLOCK *** [ 132.836654] [ 132.836656] 2 locks held by syz-executor.6/3913: [ 132.836663] #0: ffff88806cf37e98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 132.836693] #1: ffff888009231820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 132.836719] [ 132.836719] stack backtrace: [ 132.836722] CPU: 1 PID: 3913 Comm: syz-executor.6 Not tainted 6.0.0-next-20221005 #1 [ 132.836735] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 132.836742] Call Trace: [ 132.836745] [ 132.836749] dump_stack_lvl+0x8b/0xb3 [ 132.836769] check_noncircular+0x263/0x2e0 [ 132.836786] ? format_decode+0x26c/0xb50 [ 132.836804] ? print_circular_bug+0x450/0x450 [ 132.836821] ? simple_strtoul+0x30/0x30 [ 132.836838] ? format_decode+0x26c/0xb50 [ 132.836856] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 132.836874] __lock_acquire+0x2a02/0x5e70 [ 132.836896] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 132.836919] lock_acquire+0x1a2/0x530 [ 132.836936] ? down_trylock+0xe/0x70 [ 132.836954] ? lock_release+0x750/0x750 [ 132.836975] ? vprintk+0x84/0xa0 [ 132.837009] _raw_spin_lock_irqsave+0x39/0x60 [ 132.837022] ? down_trylock+0xe/0x70 [ 132.837039] down_trylock+0xe/0x70 [ 132.837056] ? vprintk+0x84/0xa0 [ 132.837073] __down_trylock_console_sem+0x3b/0xd0 [ 132.837091] vprintk_emit+0x16b/0x560 [ 132.837110] vprintk+0x84/0xa0 [ 132.837128] _printk+0xba/0xf1 [ 132.837140] ? record_print_text.cold+0x16/0x16 [ 132.837157] ? report_bug.cold+0x66/0xab [ 132.837176] ? group_sched_out.part.0+0x2c7/0x460 [ 132.837195] report_bug.cold+0x72/0xab [ 132.837215] handle_bug+0x3c/0x70 [ 132.837225] exc_invalid_op+0x14/0x50 [ 132.837236] asm_exc_invalid_op+0x16/0x20 [ 132.837250] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 132.837270] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 2b 08 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 132.837282] RSP: 0018:ffff888040247c48 EFLAGS: 00010006 [ 132.837291] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 132.837299] RDX: ffff88801e45d040 RSI: ffffffff81566da7 RDI: 0000000000000005 [ 132.837307] RBP: ffff888040180000 R08: 0000000000000005 R09: 0000000000000001 [ 132.837314] R10: 0000000000000000 R11: ffffffff865b605b R12: ffff888009231800 [ 132.837322] R13: ffff88806cf3d2c0 R14: ffffffff8547d040 R15: 0000000000000002 [ 132.837333] ? group_sched_out.part.0+0x2c7/0x460 [ 132.837352] ? group_sched_out.part.0+0x2c7/0x460 [ 132.837372] ctx_sched_out+0x8f1/0xc10 [ 132.837391] __perf_event_task_sched_out+0x6d0/0x18d0 [ 132.837406] ? lock_is_held_type+0xd7/0x130 [ 132.837420] ? __perf_cgroup_move+0x160/0x160 [ 132.837431] ? set_next_entity+0x304/0x550 [ 132.837448] ? update_curr+0x267/0x740 [ 132.837467] ? lock_is_held_type+0xd7/0x130 [ 132.837481] __schedule+0xedd/0x2470 [ 132.837499] ? io_schedule_timeout+0x150/0x150 [ 132.837516] ? rcu_read_lock_sched_held+0x3e/0x80 [ 132.837537] schedule+0xda/0x1b0 [ 132.837553] exit_to_user_mode_prepare+0x114/0x1a0 [ 132.837565] syscall_exit_to_user_mode+0x19/0x40 [ 132.837579] do_syscall_64+0x48/0x90 [ 132.837590] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 132.837604] RIP: 0033:0x7fa29e3e1b19 [ 132.837612] 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 [ 132.837623] RSP: 002b:00007fa29b957218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 132.837633] RAX: 0000000000000001 RBX: 00007fa29e4f4f68 RCX: 00007fa29e3e1b19 [ 132.837641] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fa29e4f4f6c [ 132.837648] RBP: 00007fa29e4f4f60 R08: 000000000000000e R09: 0000000000000000 [ 132.837655] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fa29e4f4f6c [ 132.837663] R13: 00007ffdb46c7e8f R14: 00007fa29b957300 R15: 0000000000022000 [ 132.837675] [ 132.894019] WARNING: CPU: 1 PID: 3913 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 132.894620] Modules linked in: [ 132.894835] CPU: 1 PID: 3913 Comm: syz-executor.6 Not tainted 6.0.0-next-20221005 #1 [ 132.895352] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 132.895875] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 132.896240] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 2b 08 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 132.897420] RSP: 0018:ffff888040247c48 EFLAGS: 00010006 [ 132.897771] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 132.898233] RDX: ffff88801e45d040 RSI: ffffffff81566da7 RDI: 0000000000000005 [ 132.898696] RBP: ffff888040180000 R08: 0000000000000005 R09: 0000000000000001 [ 132.899171] R10: 0000000000000000 R11: ffffffff865b605b R12: ffff888009231800 [ 132.899635] R13: ffff88806cf3d2c0 R14: ffffffff8547d040 R15: 0000000000000002 [ 132.900114] FS: 00007fa29b957700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 132.900634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.901033] CR2: 00007fabfdd5b700 CR3: 00000000182ba000 CR4: 0000000000350ee0 [ 132.901504] Call Trace: [ 132.901675] [ 132.901841] ctx_sched_out+0x8f1/0xc10 [ 132.902134] __perf_event_task_sched_out+0x6d0/0x18d0 [ 132.902514] ? lock_is_held_type+0xd7/0x130 [ 132.902822] ? __perf_cgroup_move+0x160/0x160 [ 132.903130] ? set_next_entity+0x304/0x550 [ 132.903424] ? update_curr+0x267/0x740 [ 132.903709] ? lock_is_held_type+0xd7/0x130 [ 132.904020] __schedule+0xedd/0x2470 [ 132.904293] ? io_schedule_timeout+0x150/0x150 [ 132.904624] ? rcu_read_lock_sched_held+0x3e/0x80 [ 132.904972] schedule+0xda/0x1b0 [ 132.905213] exit_to_user_mode_prepare+0x114/0x1a0 [ 132.905559] syscall_exit_to_user_mode+0x19/0x40 [ 132.905900] do_syscall_64+0x48/0x90 [ 132.906169] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 132.906530] RIP: 0033:0x7fa29e3e1b19 [ 132.906790] 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 [ 132.908034] RSP: 002b:00007fa29b957218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 132.908565] RAX: 0000000000000001 RBX: 00007fa29e4f4f68 RCX: 00007fa29e3e1b19 [ 132.909059] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fa29e4f4f6c [ 132.909563] RBP: 00007fa29e4f4f60 R08: 000000000000000e R09: 0000000000000000 [ 132.910053] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fa29e4f4f6c [ 132.910539] R13: 00007ffdb46c7e8f R14: 00007fa29b957300 R15: 0000000000022000 [ 132.911031] [ 132.911198] irq event stamp: 742 [ 132.911442] hardirqs last enabled at (741): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 132.912087] hardirqs last disabled at (742): [] __schedule+0x1225/0x2470 [ 132.912669] softirqs last enabled at (398): [] __irq_exit_rcu+0x11b/0x180 [ 132.913266] softirqs last disabled at (367): [] __irq_exit_rcu+0x11b/0x180 [ 132.913875] ---[ end trace 0000000000000000 ]--- [ 135.669664] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 135.670725] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 135.673204] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 135.673693] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 135.675386] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 135.677070] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 135.677770] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 135.680923] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 135.681683] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 135.682340] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 135.687777] Bluetooth: hci2: HCI_REQ-0x0c1a [ 135.694583] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 135.697873] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 135.705512] Bluetooth: hci1: HCI_REQ-0x0c1a [ 137.704021] Bluetooth: hci2: command 0x0409 tx timeout [ 137.767034] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 137.767057] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 137.767527] Bluetooth: hci1: command 0x0409 tx timeout [ 139.751037] Bluetooth: hci2: command 0x041b tx timeout [ 139.816063] Bluetooth: hci1: command 0x041b tx timeout [ 140.073729] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 140.074924] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 140.076921] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 140.078891] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 140.080760] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 140.089242] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 140.093851] Bluetooth: hci7: HCI_REQ-0x0c1a [ 141.800023] Bluetooth: hci2: command 0x040f tx timeout [ 141.863017] Bluetooth: hci1: command 0x040f tx timeout [ 141.991052] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 142.119021] Bluetooth: hci7: command 0x0409 tx timeout VM DIAGNOSIS: 11:33:56 Registers: info registers vcpu 0 RAX=0000000021267a00 RBX=00007f810d9c4d82 RCX=0000000000000000 RDX=ffff88803f058000 RSI=00007f810d9c4d82 RDI=ffffffff8544d9a0 RBP=00007f810d9c4d82 RSP=ffff888021267970 R8 =0000000000000005 R9 =0000000000000000 R10=0000000080000000 R11=000000000003603d R12=ffff888021267a88 R13=0000000000000000 R14=ffff88803f058000 R15=ffff88800ee0d5f0 RIP=ffffffff81469392 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 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=00007ff456841610 CR3=00000000204ea000 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=00362e6f732e6362696c2f756e672d78 XMM02=ffff0000000000ffffffffffffffffff XMM03=ffffffffffffffffffffffffffffffff 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=0000000000000075 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff823bda91 RDI=ffffffff8765c9a0 RBP=ffffffff8765c960 RSP=ffff888040247690 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000075 R11=0000000000000001 R12=0000000000000075 R13=ffffffff8765c960 R14=0000000000000010 R15=ffffffff823bda80 RIP=ffffffff823bdae9 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 00007fa29b957700 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=00007fabfdd5b700 CR3=00000000182ba000 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=00007fa29e4c87c000007fa29e4c87c8 XMM02=00007fa29e4c87e000007fa29e4c87c0 XMM03=00007fa29e4c87c800007fa29e4c87c0 XMM04=ffffffffffffffffffffffff00000000 XMM05=00000000000000000000000000000000 XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000 XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000