Warning: Permanently added '[localhost]:3063' (ECDSA) to the list of known hosts. 2022/10/06 11:23:43 fuzzer started 2022/10/06 11:23:43 dialing manager at localhost:37161 syzkaller login: [ 36.970062] cgroup: Unknown subsys name 'net' [ 37.070109] cgroup: Unknown subsys name 'rlimit' 2022/10/06 11:23:56 syscalls: 2215 2022/10/06 11:23:56 code coverage: enabled 2022/10/06 11:23:56 comparison tracing: enabled 2022/10/06 11:23:56 extra coverage: enabled 2022/10/06 11:23:56 setuid sandbox: enabled 2022/10/06 11:23:56 namespace sandbox: enabled 2022/10/06 11:23:56 Android sandbox: enabled 2022/10/06 11:23:56 fault injection: enabled 2022/10/06 11:23:56 leak checking: enabled 2022/10/06 11:23:56 net packet injection: enabled 2022/10/06 11:23:56 net device setup: enabled 2022/10/06 11:23:56 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/10/06 11:23:56 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/10/06 11:23:56 USB emulation: enabled 2022/10/06 11:23:56 hci packet injection: enabled 2022/10/06 11:23:56 wifi device emulation: failed to parse kernel version (6.0.0-next-20221006) 2022/10/06 11:23:56 802.15.4 emulation: enabled 2022/10/06 11:23:56 fetching corpus: 0, signal 0/2000 (executing program) 2022/10/06 11:23:56 fetching corpus: 49, signal 25891/29194 (executing program) 2022/10/06 11:23:56 fetching corpus: 99, signal 37317/41755 (executing program) 2022/10/06 11:23:56 fetching corpus: 149, signal 44645/50119 (executing program) 2022/10/06 11:23:56 fetching corpus: 199, signal 49203/55758 (executing program) 2022/10/06 11:23:57 fetching corpus: 249, signal 54229/61668 (executing program) 2022/10/06 11:23:57 fetching corpus: 299, signal 57043/65398 (executing program) 2022/10/06 11:23:57 fetching corpus: 349, signal 61089/70166 (executing program) 2022/10/06 11:23:57 fetching corpus: 399, signal 64501/74310 (executing program) 2022/10/06 11:23:57 fetching corpus: 449, signal 68831/79153 (executing program) 2022/10/06 11:23:57 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11:24:02 fetching corpus: 2884, signal 138601/142228 (executing program) 2022/10/06 11:24:02 fetching corpus: 2934, signal 139021/142376 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142617 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142657 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142698 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142739 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142773 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142807 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142843 (executing program) 2022/10/06 11:24:02 fetching corpus: 2982, signal 140105/142874 (executing program) 2022/10/06 11:24:03 fetching corpus: 2982, signal 140105/142917 (executing program) 2022/10/06 11:24:03 fetching corpus: 2982, signal 140105/142954 (executing program) 2022/10/06 11:24:03 fetching corpus: 2982, signal 140105/142987 (executing program) 2022/10/06 11:24:03 fetching corpus: 2982, signal 140105/142987 (executing program) 2022/10/06 11:24:05 starting 8 fuzzer processes 11:24:05 executing program 0: syz_emit_ethernet(0x42, &(0x7f0000000000)={@local, @remote, @val={@void, {0x8100, 0x0, 0x1}}, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "6cb41c", 0x8, 0x3a, 0x0, @mcast2, @private1, {[], @mlv2_report}}}}}, 0x0) 11:24:05 executing program 3: io_uring_setup(0x1815, &(0x7f0000000080)) syz_io_uring_setup(0x7a23, &(0x7f0000000280), &(0x7f0000ffa000/0x3000)=nil, &(0x7f0000ffb000/0x4000)=nil, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000014c0), 0x0, 0x0) 11:24:05 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)={0x24, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x7}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_JOIN_MESH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x30, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_MESH_ID={0xa}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x30}}, 0x0) sendmsg$NL80211_CMD_GET_MPP(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000002c0)={0x28, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_MAC={0xa}]}, 0x28}}, 0x0) 11:24:05 executing program 2: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000400)=[{&(0x7f0000000300)=""/208, 0xd0}], 0x1, 0x101, 0x0) 11:24:05 executing program 4: mbind(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xc000, 0x0, 0x0, 0x0) 11:24:05 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f00000003c0)='uid_map\x00') read(r0, &(0x7f0000000400)=""/146, 0x92) [ 58.481939] audit: type=1400 audit(1665055445.179:6): avc: denied { execmem } for pid=283 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 11:24:05 executing program 6: 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={0x1000}, 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)) 11:24:05 executing program 7: syslog(0x2, &(0x7f0000000100), 0x0) [ 59.724344] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 59.728265] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 59.729639] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 59.732727] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 59.734961] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 59.736282] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 59.737936] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.746176] Bluetooth: hci1: HCI_REQ-0x0c1a [ 59.747933] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.750207] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.770096] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.779262] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 59.799390] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 59.802290] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 59.804302] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 59.805710] Bluetooth: hci0: HCI_REQ-0x0c1a [ 59.808379] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 59.810176] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 59.818396] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 59.820441] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 59.822083] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 59.823194] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 59.824418] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 59.826009] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 59.828195] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 59.830270] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 59.831861] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 59.833278] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 59.834835] Bluetooth: hci6: HCI_REQ-0x0c1a [ 59.836897] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 59.838103] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 59.838258] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 59.847796] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 59.850777] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 59.851750] Bluetooth: hci4: HCI_REQ-0x0c1a [ 59.855675] Bluetooth: hci5: HCI_REQ-0x0c1a [ 59.862453] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 59.869234] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 59.872787] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 59.883998] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 59.886031] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 59.887101] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 59.890095] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 59.891538] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 59.892752] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 59.894905] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 59.898173] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 59.900288] Bluetooth: hci7: HCI_REQ-0x0c1a [ 59.905295] Bluetooth: hci3: HCI_REQ-0x0c1a [ 61.802291] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 61.803835] Bluetooth: hci1: command 0x0409 tx timeout [ 61.866253] Bluetooth: hci6: command 0x0409 tx timeout [ 61.867332] Bluetooth: hci4: command 0x0409 tx timeout [ 61.868205] Bluetooth: hci0: command 0x0409 tx timeout [ 61.929815] Bluetooth: hci5: command 0x0409 tx timeout [ 61.930915] Bluetooth: hci3: command 0x0409 tx timeout [ 61.931863] Bluetooth: hci7: command 0x0409 tx timeout [ 63.850195] Bluetooth: hci1: command 0x041b tx timeout [ 63.913643] Bluetooth: hci0: command 0x041b tx timeout [ 63.914049] Bluetooth: hci4: command 0x041b tx timeout [ 63.914387] Bluetooth: hci6: command 0x041b tx timeout [ 63.977734] Bluetooth: hci7: command 0x041b tx timeout [ 63.978146] Bluetooth: hci3: command 0x041b tx timeout [ 63.978483] Bluetooth: hci5: command 0x041b tx timeout [ 65.898001] Bluetooth: hci1: command 0x040f tx timeout [ 65.961745] Bluetooth: hci6: command 0x040f tx timeout [ 65.962486] Bluetooth: hci4: command 0x040f tx timeout [ 65.964146] Bluetooth: hci0: command 0x040f tx timeout [ 66.025679] Bluetooth: hci5: command 0x040f tx timeout [ 66.026436] Bluetooth: hci3: command 0x040f tx timeout [ 66.027189] Bluetooth: hci7: command 0x040f tx timeout [ 67.241678] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 67.945609] Bluetooth: hci1: command 0x0419 tx timeout [ 68.009632] Bluetooth: hci0: command 0x0419 tx timeout [ 68.010067] Bluetooth: hci4: command 0x0419 tx timeout [ 68.010426] Bluetooth: hci6: command 0x0419 tx timeout [ 68.073649] Bluetooth: hci7: command 0x0419 tx timeout [ 68.074081] Bluetooth: hci3: command 0x0419 tx timeout [ 68.074434] Bluetooth: hci5: command 0x0419 tx timeout [ 71.913691] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 74.524735] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 74.527481] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 74.528390] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 74.532765] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 74.535717] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 74.536482] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 74.539815] Bluetooth: hci2: HCI_REQ-0x0c1a [ 76.585685] Bluetooth: hci2: command 0x0409 tx timeout [ 78.633631] Bluetooth: hci2: command 0x041b tx timeout [ 80.681736] Bluetooth: hci2: command 0x040f tx timeout [ 82.729650] Bluetooth: hci2: command 0x0419 tx timeout 11:25:01 executing program 2: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000400)=[{&(0x7f0000000300)=""/208, 0xd0}], 0x1, 0x101, 0x0) 11:25:01 executing program 2: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000400)=[{&(0x7f0000000300)=""/208, 0xd0}], 0x1, 0x101, 0x0) 11:25:01 executing program 2: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000400)=[{&(0x7f0000000300)=""/208, 0xd0}], 0x1, 0x101, 0x0) 11:25:01 executing program 2: ppoll(&(0x7f0000000000)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0xfffffffffffffd86) 11:25:01 executing program 2: ppoll(&(0x7f0000000000)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0xfffffffffffffd86) 11:25:01 executing program 2: ppoll(&(0x7f0000000000)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0xfffffffffffffd86) 11:25:02 executing program 2: ppoll(&(0x7f0000000000)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0xfffffffffffffd86) 11:25:02 executing program 2: shmget$private(0x0, 0x4000, 0x800, &(0x7f0000ff9000/0x4000)=nil) [ 118.120542] audit: type=1400 audit(1665055504.818:7): avc: denied { open } for pid=3821 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 [ 118.122019] audit: type=1400 audit(1665055504.819:8): avc: denied { kernel } for pid=3821 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 [ 118.136600] ------------[ cut here ]------------ [ 118.136635] [ 118.136641] ====================================================== [ 118.136647] WARNING: possible circular locking dependency detected [ 118.136654] 6.0.0-next-20221006 #1 Not tainted [ 118.136666] ------------------------------------------------------ [ 118.136671] syz-executor.6/3822 is trying to acquire lock: [ 118.136683] ffffffff853fac98 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 118.136750] [ 118.136750] but task is already holding lock: [ 118.136755] ffff888017591020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 118.136802] [ 118.136802] which lock already depends on the new lock. [ 118.136802] [ 118.136808] [ 118.136808] the existing dependency chain (in reverse order) is: [ 118.136813] [ 118.136813] -> #3 (&ctx->lock){....}-{2:2}: [ 118.136838] _raw_spin_lock+0x2a/0x40 [ 118.136861] __perf_event_task_sched_out+0x53b/0x18d0 [ 118.136882] __schedule+0xedd/0x2470 [ 118.136909] schedule+0xda/0x1b0 [ 118.136936] futex_wait_queue+0xf5/0x1e0 [ 118.136957] futex_wait+0x28e/0x690 [ 118.136976] do_futex+0x2ff/0x380 [ 118.136993] __x64_sys_futex+0x1c6/0x4d0 [ 118.137012] do_syscall_64+0x3b/0x90 [ 118.137030] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.137056] [ 118.137056] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 118.137080] _raw_spin_lock_nested+0x30/0x40 [ 118.137102] raw_spin_rq_lock_nested+0x1e/0x30 [ 118.137126] task_fork_fair+0x63/0x4d0 [ 118.137156] sched_cgroup_fork+0x3d0/0x540 [ 118.137182] copy_process+0x4183/0x6e20 [ 118.137201] kernel_clone+0xe7/0x890 [ 118.137218] user_mode_thread+0xad/0xf0 [ 118.137237] rest_init+0x24/0x250 [ 118.137261] arch_call_rest_init+0xf/0x14 [ 118.137281] start_kernel+0x4c6/0x4eb [ 118.137299] secondary_startup_64_no_verify+0xe0/0xeb [ 118.137324] [ 118.137324] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 118.137349] _raw_spin_lock_irqsave+0x39/0x60 [ 118.137371] try_to_wake_up+0xab/0x1930 [ 118.137396] up+0x75/0xb0 [ 118.137424] __up_console_sem+0x6e/0x80 [ 118.137452] console_unlock+0x46a/0x590 [ 118.137481] vprintk_emit+0x1bd/0x560 [ 118.137510] vprintk+0x84/0xa0 [ 118.137539] _printk+0xba/0xf1 [ 118.137561] kauditd_hold_skb.cold+0x3f/0x4e [ 118.137594] kauditd_send_queue+0x233/0x290 [ 118.137620] kauditd_thread+0x5f9/0x9c0 [ 118.137646] kthread+0x2ed/0x3a0 [ 118.137672] ret_from_fork+0x22/0x30 [ 118.137694] [ 118.137694] -> #0 ((console_sem).lock){....}-{2:2}: [ 118.137719] __lock_acquire+0x2a02/0x5e70 [ 118.137749] lock_acquire+0x1a2/0x530 [ 118.137778] _raw_spin_lock_irqsave+0x39/0x60 [ 118.137800] down_trylock+0xe/0x70 [ 118.137830] __down_trylock_console_sem+0x3b/0xd0 [ 118.137859] vprintk_emit+0x16b/0x560 [ 118.137889] vprintk+0x84/0xa0 [ 118.137918] _printk+0xba/0xf1 [ 118.137939] report_bug.cold+0x72/0xab [ 118.137956] handle_bug+0x3c/0x70 [ 118.137974] exc_invalid_op+0x14/0x50 [ 118.137992] asm_exc_invalid_op+0x16/0x20 [ 118.138017] group_sched_out.part.0+0x2c7/0x460 [ 118.138049] ctx_sched_out+0x8f1/0xc10 [ 118.138079] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.138100] __schedule+0xedd/0x2470 [ 118.138127] schedule+0xda/0x1b0 [ 118.138154] futex_wait_queue+0xf5/0x1e0 [ 118.138174] futex_wait+0x28e/0x690 [ 118.138193] do_futex+0x2ff/0x380 [ 118.138210] __x64_sys_futex+0x1c6/0x4d0 [ 118.138228] do_syscall_64+0x3b/0x90 [ 118.138247] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.138272] [ 118.138272] other info that might help us debug this: [ 118.138272] [ 118.138277] Chain exists of: [ 118.138277] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 118.138277] [ 118.138304] Possible unsafe locking scenario: [ 118.138304] [ 118.138308] CPU0 CPU1 [ 118.138312] ---- ---- [ 118.138316] lock(&ctx->lock); [ 118.138326] lock(&rq->__lock); [ 118.138338] lock(&ctx->lock); [ 118.138349] lock((console_sem).lock); [ 118.138359] [ 118.138359] *** DEADLOCK *** [ 118.138359] [ 118.138387] 2 locks held by syz-executor.6/3822: [ 118.138399] #0: ffff88806ce37e98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 118.138456] #1: ffff888017591020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 118.138505] [ 118.138505] stack backtrace: [ 118.138509] CPU: 0 PID: 3822 Comm: syz-executor.6 Not tainted 6.0.0-next-20221006 #1 [ 118.138532] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 118.138543] Call Trace: [ 118.138548] [ 118.138556] dump_stack_lvl+0x8b/0xb3 [ 118.138577] check_noncircular+0x263/0x2e0 [ 118.138607] ? format_decode+0x26c/0xb50 [ 118.138638] ? print_circular_bug+0x450/0x450 [ 118.138670] ? simple_strtoul+0x30/0x30 [ 118.138700] ? lock_chain_count+0x20/0x20 [ 118.138731] ? format_decode+0x26c/0xb50 [ 118.138765] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 118.138797] __lock_acquire+0x2a02/0x5e70 [ 118.138837] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 118.138879] lock_acquire+0x1a2/0x530 [ 118.138910] ? down_trylock+0xe/0x70 [ 118.138944] ? lock_release+0x750/0x750 [ 118.138982] ? vprintk+0x84/0xa0 [ 118.139014] _raw_spin_lock_irqsave+0x39/0x60 [ 118.139038] ? down_trylock+0xe/0x70 [ 118.139070] down_trylock+0xe/0x70 [ 118.139102] ? vprintk+0x84/0xa0 [ 118.139133] __down_trylock_console_sem+0x3b/0xd0 [ 118.139165] vprintk_emit+0x16b/0x560 [ 118.139199] vprintk+0x84/0xa0 [ 118.139231] _printk+0xba/0xf1 [ 118.139255] ? record_print_text.cold+0x16/0x16 [ 118.139286] ? report_bug.cold+0x66/0xab [ 118.139307] ? group_sched_out.part.0+0x2c7/0x460 [ 118.139341] report_bug.cold+0x72/0xab [ 118.139363] handle_bug+0x3c/0x70 [ 118.139383] exc_invalid_op+0x14/0x50 [ 118.139404] asm_exc_invalid_op+0x16/0x20 [ 118.139430] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 118.139467] Code: 5e 41 5f e9 5b a5 ef ff e8 56 a5 ef ff 65 8b 1d 1b fe ab 7e 31 ff 89 de e8 f6 a1 ef ff 85 db 0f 84 8a 00 00 00 e8 39 a5 ef ff <0f> 0b e9 a5 fe ff ff e8 2d a5 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 118.139488] RSP: 0018:ffff88801df7f8f8 EFLAGS: 00010006 [ 118.139504] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 118.139518] RDX: ffff888020b35040 RSI: ffffffff815677b7 RDI: 0000000000000005 [ 118.139532] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 118.139546] R10: 0000000000000000 R11: ffffffff865b601b R12: ffff888017591000 [ 118.139560] R13: ffff88806ce3d2c0 R14: ffffffff8547d200 R15: 0000000000000002 [ 118.139580] ? group_sched_out.part.0+0x2c7/0x460 [ 118.139617] ? group_sched_out.part.0+0x2c7/0x460 [ 118.139654] ctx_sched_out+0x8f1/0xc10 [ 118.139690] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.139716] ? lock_is_held_type+0xd7/0x130 [ 118.139744] ? __perf_cgroup_move+0x160/0x160 [ 118.139764] ? set_next_entity+0x304/0x550 [ 118.139801] ? lock_is_held_type+0xd7/0x130 [ 118.139829] __schedule+0xedd/0x2470 [ 118.139863] ? io_schedule_timeout+0x150/0x150 [ 118.139894] ? futex_wait_setup+0x166/0x230 [ 118.139921] schedule+0xda/0x1b0 [ 118.139951] futex_wait_queue+0xf5/0x1e0 [ 118.139974] futex_wait+0x28e/0x690 [ 118.139998] ? futex_wait_setup+0x230/0x230 [ 118.140023] ? wake_up_q+0x8b/0xf0 [ 118.140047] ? do_raw_spin_unlock+0x4f/0x220 [ 118.140082] ? futex_wake+0x158/0x490 [ 118.140113] ? fd_install+0x1f9/0x640 [ 118.140141] do_futex+0x2ff/0x380 [ 118.140161] ? __ia32_compat_sys_get_robust_list+0x3b0/0x3b0 [ 118.140192] __x64_sys_futex+0x1c6/0x4d0 [ 118.140215] ? __x64_sys_futex_time32+0x480/0x480 [ 118.140239] ? syscall_enter_from_user_mode+0x1d/0x50 [ 118.140268] ? syscall_enter_from_user_mode+0x1d/0x50 [ 118.140299] do_syscall_64+0x3b/0x90 [ 118.140320] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.140347] RIP: 0033:0x7f73e8011b19 [ 118.140362] 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 [ 118.140381] RSP: 002b:00007f73e5587218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 118.140401] RAX: ffffffffffffffda RBX: 00007f73e8124f68 RCX: 00007f73e8011b19 [ 118.140415] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f73e8124f68 [ 118.140428] RBP: 00007f73e8124f60 R08: 0000000000000000 R09: 0000000000000000 [ 118.140442] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f73e8124f6c [ 118.140455] R13: 00007ffc85d50f3f R14: 00007f73e5587300 R15: 0000000000022000 [ 118.140479] [ 118.241133] WARNING: CPU: 0 PID: 3822 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 118.242266] Modules linked in: [ 118.242684] CPU: 0 PID: 3822 Comm: syz-executor.6 Not tainted 6.0.0-next-20221006 #1 [ 118.243633] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 118.244632] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 118.245303] Code: 5e 41 5f e9 5b a5 ef ff e8 56 a5 ef ff 65 8b 1d 1b fe ab 7e 31 ff 89 de e8 f6 a1 ef ff 85 db 0f 84 8a 00 00 00 e8 39 a5 ef ff <0f> 0b e9 a5 fe ff ff e8 2d a5 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 118.247494] RSP: 0018:ffff88801df7f8f8 EFLAGS: 00010006 [ 118.248144] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 118.249013] RDX: ffff888020b35040 RSI: ffffffff815677b7 RDI: 0000000000000005 [ 118.249874] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 118.250754] R10: 0000000000000000 R11: ffffffff865b601b R12: ffff888017591000 [ 118.251609] R13: ffff88806ce3d2c0 R14: ffffffff8547d200 R15: 0000000000000002 [ 118.252473] FS: 00007f73e5587700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 118.253439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.254145] CR2: 00007f2c6052db70 CR3: 000000001846c000 CR4: 0000000000350ef0 [ 118.255025] Call Trace: [ 118.255347] [ 118.255645] ctx_sched_out+0x8f1/0xc10 [ 118.256128] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.256763] ? lock_is_held_type+0xd7/0x130 [ 118.257305] ? __perf_cgroup_move+0x160/0x160 [ 118.257850] ? set_next_entity+0x304/0x550 [ 118.258394] ? lock_is_held_type+0xd7/0x130 [ 118.258937] __schedule+0xedd/0x2470 [ 118.259417] ? io_schedule_timeout+0x150/0x150 [ 118.259990] ? futex_wait_setup+0x166/0x230 [ 118.260535] schedule+0xda/0x1b0 [ 118.260975] futex_wait_queue+0xf5/0x1e0 [ 118.261485] futex_wait+0x28e/0x690 [ 118.261943] ? futex_wait_setup+0x230/0x230 [ 118.262499] ? wake_up_q+0x8b/0xf0 [ 118.262955] ? do_raw_spin_unlock+0x4f/0x220 [ 118.263522] ? futex_wake+0x158/0x490 [ 118.264013] ? fd_install+0x1f9/0x640 [ 118.264497] do_futex+0x2ff/0x380 [ 118.264938] ? __ia32_compat_sys_get_robust_list+0x3b0/0x3b0 [ 118.265668] __x64_sys_futex+0x1c6/0x4d0 [ 118.266184] ? __x64_sys_futex_time32+0x480/0x480 [ 118.266806] ? syscall_enter_from_user_mode+0x1d/0x50 [ 118.267444] ? syscall_enter_from_user_mode+0x1d/0x50 [ 118.268096] do_syscall_64+0x3b/0x90 [ 118.268573] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.269216] RIP: 0033:0x7f73e8011b19 [ 118.269688] 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 [ 118.271895] RSP: 002b:00007f73e5587218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 118.272826] RAX: ffffffffffffffda RBX: 00007f73e8124f68 RCX: 00007f73e8011b19 [ 118.273699] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f73e8124f68 [ 118.274592] RBP: 00007f73e8124f60 R08: 0000000000000000 R09: 0000000000000000 [ 118.275462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f73e8124f6c [ 118.276330] R13: 00007ffc85d50f3f R14: 00007f73e5587300 R15: 0000000000022000 [ 118.277212] [ 118.277514] irq event stamp: 636 [ 118.277930] hardirqs last enabled at (635): [] syscall_enter_from_user_mode+0x1d/0x50 [ 118.279078] hardirqs last disabled at (636): [] __schedule+0x1225/0x2470 [ 118.280098] softirqs last enabled at (462): [] __irq_exit_rcu+0x11b/0x180 [ 118.281135] softirqs last disabled at (451): [] __irq_exit_rcu+0x11b/0x180 [ 118.282182] ---[ end trace 0000000000000000 ]--- [ 118.710566] hrtimer: interrupt took 16912 ns [ 123.182707] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 123.183262] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 125.370845] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 125.373256] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 125.374682] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 125.379027] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 125.380360] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 125.382178] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 125.385512] Bluetooth: hci1: HCI_REQ-0x0c1a [ 127.401623] Bluetooth: hci1: command 0x0409 tx timeout [ 127.401661] Bluetooth: hci6: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 11:25:05 Registers: info registers vcpu 0 RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff823c0801 RDI=ffffffff8765c9e0 RBP=ffffffff8765c9a0 RSP=ffff88801df7f340 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001 R12=0000000000000020 R13=ffffffff8765c9a0 R14=0000000000000010 R15=ffffffff823c07f0 RIP=ffffffff823c0859 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 00007f73e5587700 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=00007f2c6052db70 CR3=000000001846c000 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=00007f73e80f87c000007f73e80f87c8 XMM02=00007f73e80f87e000007f73e80f87c0 XMM03=00007f73e80f87c800007f73e80f87c0 XMM04=ffffffffffffffffffffffff00000000 XMM05=00000000000000000000000000000000 XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000 XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88806ce3f080 RCX=0000000000000000 RDX=ffff888020963580 RSI=ffffffff813bcb87 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff88803e2c7958 R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000003 R13=ffffed100d9c7e11 R14=ffff88806ce3f088 R15=0000000000000001 RIP=ffffffff813bcb89 RFL=00000293 [--S-A-C] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 000055555608f400 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=00007f73e811c51c CR3=000000001846c000 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=00007f73e80f87c000007f73e80f87c8 XMM02=00007f73e80f87e000007f73e80f87c0 XMM03=00007f73e80f87c800007f73e80f87c0 XMM04=ffffffffffffffffffffffff00000000 XMM05=00000000000000000000000000000000 XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000 XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000