Warning: Permanently added '[localhost]:27009' (ECDSA) to the list of known hosts. 2022/09/13 15:16:11 fuzzer started 2022/09/13 15:16:12 dialing manager at localhost:36597 syzkaller login: [ 43.912624] cgroup: Unknown subsys name 'net' [ 43.993593] cgroup: Unknown subsys name 'rlimit' 2022/09/13 15:16:26 syscalls: 2215 2022/09/13 15:16:26 code coverage: enabled 2022/09/13 15:16:26 comparison tracing: enabled 2022/09/13 15:16:26 extra coverage: enabled 2022/09/13 15:16:26 setuid sandbox: enabled 2022/09/13 15:16:26 namespace sandbox: enabled 2022/09/13 15:16:26 Android sandbox: enabled 2022/09/13 15:16:26 fault injection: enabled 2022/09/13 15:16:26 leak checking: enabled 2022/09/13 15:16:26 net packet injection: enabled 2022/09/13 15:16:26 net device setup: enabled 2022/09/13 15:16:26 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/13 15:16:26 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/13 15:16:26 USB emulation: enabled 2022/09/13 15:16:26 hci packet injection: enabled 2022/09/13 15:16:26 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220913) 2022/09/13 15:16:26 802.15.4 emulation: enabled 2022/09/13 15:16:26 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/13 15:16:26 fetching corpus: 50, signal 34657/38116 (executing program) 2022/09/13 15:16:26 fetching corpus: 100, signal 45921/50815 (executing program) 2022/09/13 15:16:26 fetching corpus: 150, signal 55688/61854 (executing program) 2022/09/13 15:16:26 fetching corpus: 200, signal 67226/74428 (executing program) 2022/09/13 15:16:27 fetching corpus: 250, signal 72732/81035 (executing program) 2022/09/13 15:16:27 fetching corpus: 300, signal 77489/86891 (executing program) 2022/09/13 15:16:27 fetching corpus: 350, signal 81770/92227 (executing program) 2022/09/13 15:16:27 fetching corpus: 400, signal 84608/96161 (executing program) 2022/09/13 15:16:27 fetching corpus: 450, signal 88192/100766 (executing program) 2022/09/13 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15:16:42 fetching corpus: 5782, signal 226586/235476 (executing program) 2022/09/13 15:16:44 starting 8 fuzzer processes 15:16:44 executing program 0: perf_event_open(&(0x7f0000000040)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 15:16:44 executing program 2: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f00000000c0)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) faccessat2(0xffffffffffffffff, 0x0, 0x0, 0x0) 15:16:44 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000040)={0x0, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @multicast1}}}}, 0x90) 15:16:44 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='maps\x00') pread64(r0, &(0x7f00000000c0)=""/98, 0x62, 0x7fff) 15:16:44 executing program 4: mknod(&(0x7f0000008d80)='./file0\x00', 0x0, 0x0) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r0, 0x0) link(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file1\x00') 15:16:44 executing program 5: syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @generic={0x0, 0x6, "da172d", 0x18, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @remote, {[@hopopts={0x0, 0x1, '\x00', [@jumbo, @generic={0x0, 0x5, "de239e637b"}]}]}}}}}, 0x0) [ 76.565817] audit: type=1400 audit(1663082204.844:6): avc: denied { execmem } for pid=285 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 15:16:44 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x4, &(0x7f00000000c0)=0x7, 0x4) 15:16:44 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x84758, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) dup(r0) r1 = dup(r0) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast2, 0x2}, 0x1c) connect$inet6(r1, &(0x7f0000000200)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}, 0x1c) sendmmsg$inet6(r1, &(0x7f0000000500)=[{{&(0x7f0000000280)={0xa, 0x4e22, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x40}, 0x0, &(0x7f00000004c0)=[{&(0x7f00000002c0)="840ed7cb019cc4c626bd522b9b297ab0228f"}, {&(0x7f0000000440)="f117c9546fdf673e848c4c40aae7d578e6a70ca6261a43b646cf390b39b5b5f8e490cbc2954c666512f0df544eee3737d7dfed7d929427a7110deb7349410be3c1ce5c55ab6187bb39dc6908fd34b3b34203a5184310cdcb173d03bad191e46181"}, {&(0x7f0000000300)="9fb8735a86"}]}}], 0x63, 0x24048894) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) [ 77.974492] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.977131] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 77.979243] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.988827] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 77.989916] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.992003] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 77.993573] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 77.998470] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 78.007458] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 78.008651] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 78.009895] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 78.011280] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 78.013379] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 78.014595] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 78.015958] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 78.018926] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 78.020703] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 78.022663] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 78.023817] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 78.024935] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 78.026438] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 78.027425] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 78.029185] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 78.030357] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 78.031322] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 78.035847] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 78.037406] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 78.038838] Bluetooth: hci0: HCI_REQ-0x0c1a [ 78.040444] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 78.041465] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 78.041846] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 78.043571] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 78.059180] Bluetooth: hci1: HCI_REQ-0x0c1a [ 78.059920] Bluetooth: hci3: HCI_REQ-0x0c1a [ 78.060861] Bluetooth: hci4: HCI_REQ-0x0c1a [ 78.067410] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 78.068958] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 78.070649] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 78.084862] Bluetooth: hci2: HCI_REQ-0x0c1a [ 78.098989] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 78.100543] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 78.101785] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 78.105247] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 78.106835] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 78.109680] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 78.110945] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 78.113204] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 78.114401] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 78.115853] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 78.117240] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 78.118682] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 78.124178] Bluetooth: hci6: HCI_REQ-0x0c1a [ 78.132164] Bluetooth: hci7: HCI_REQ-0x0c1a [ 78.164482] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 78.170288] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 78.183211] Bluetooth: hci5: HCI_REQ-0x0c1a [ 80.091752] Bluetooth: hci2: command 0x0409 tx timeout [ 80.091753] Bluetooth: hci3: command 0x0409 tx timeout [ 80.092000] Bluetooth: hci4: command 0x0409 tx timeout [ 80.092851] Bluetooth: hci0: command 0x0409 tx timeout [ 80.093136] Bluetooth: hci1: command 0x0409 tx timeout [ 80.155467] Bluetooth: hci7: command 0x0409 tx timeout [ 80.156483] Bluetooth: hci6: command 0x0409 tx timeout [ 80.219175] Bluetooth: hci5: command 0x0409 tx timeout [ 82.140306] Bluetooth: hci0: command 0x041b tx timeout [ 82.141328] Bluetooth: hci1: command 0x041b tx timeout [ 82.142262] Bluetooth: hci4: command 0x041b tx timeout [ 82.144984] Bluetooth: hci3: command 0x041b tx timeout [ 82.146479] Bluetooth: hci2: command 0x041b tx timeout [ 82.203269] Bluetooth: hci6: command 0x041b tx timeout [ 82.204287] Bluetooth: hci7: command 0x041b tx timeout [ 82.268148] Bluetooth: hci5: command 0x041b tx timeout [ 84.188233] Bluetooth: hci2: command 0x040f tx timeout [ 84.188734] Bluetooth: hci3: command 0x040f tx timeout [ 84.189217] Bluetooth: hci4: command 0x040f tx timeout [ 84.189626] Bluetooth: hci1: command 0x040f tx timeout [ 84.190044] Bluetooth: hci0: command 0x040f tx timeout [ 84.252097] Bluetooth: hci7: command 0x040f tx timeout [ 84.252568] Bluetooth: hci6: command 0x040f tx timeout [ 84.316139] Bluetooth: hci5: command 0x040f tx timeout [ 86.236145] Bluetooth: hci0: command 0x0419 tx timeout [ 86.236650] Bluetooth: hci1: command 0x0419 tx timeout [ 86.237445] Bluetooth: hci4: command 0x0419 tx timeout [ 86.237875] Bluetooth: hci3: command 0x0419 tx timeout [ 86.239769] Bluetooth: hci2: command 0x0419 tx timeout [ 86.300211] Bluetooth: hci6: command 0x0419 tx timeout [ 86.300715] Bluetooth: hci7: command 0x0419 tx timeout [ 86.364189] Bluetooth: hci5: command 0x0419 tx timeout [ 133.119907] audit: type=1400 audit(1663082261.403:7): avc: denied { open } for pid=3616 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 135.064393] audit: type=1400 audit(1663082263.348:8): avc: denied { kernel } for pid=3758 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 135.065987] audit: type=1400 audit(1663082263.348:9): avc: denied { tracepoint } for pid=3758 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 135.077085] ------------[ cut here ]------------ [ 135.077108] [ 135.077111] ====================================================== [ 135.077115] WARNING: possible circular locking dependency detected [ 135.077119] 6.0.0-rc5-next-20220913 #1 Not tainted [ 135.077126] ------------------------------------------------------ [ 135.077129] syz-executor.7/3759 is trying to acquire lock: [ 135.077135] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 135.077174] [ 135.077174] but task is already holding lock: [ 135.077177] ffff8880413f1820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 135.077205] [ 135.077205] which lock already depends on the new lock. [ 135.077205] [ 135.077208] [ 135.077208] the existing dependency chain (in reverse order) is: [ 135.077211] [ 135.077211] -> #3 (&ctx->lock){....}-{2:2}: [ 135.077225] _raw_spin_lock+0x2a/0x40 [ 135.077243] __perf_event_task_sched_out+0x53b/0x18d0 [ 135.077255] __schedule+0xedd/0x2470 [ 135.077266] schedule+0xda/0x1b0 [ 135.077275] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.077296] syscall_exit_to_user_mode+0x19/0x40 [ 135.077314] do_syscall_64+0x48/0x90 [ 135.077328] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.077346] [ 135.077346] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 135.077360] _raw_spin_lock_nested+0x30/0x40 [ 135.077375] raw_spin_rq_lock_nested+0x1e/0x30 [ 135.077389] task_fork_fair+0x63/0x4d0 [ 135.077406] sched_cgroup_fork+0x3d0/0x540 [ 135.077434] copy_process+0x3f9e/0x6df0 [ 135.077445] kernel_clone+0xe7/0x890 [ 135.077454] user_mode_thread+0xad/0xf0 [ 135.077464] rest_init+0x24/0x250 [ 135.077481] arch_call_rest_init+0xf/0x14 [ 135.077501] start_kernel+0x4c1/0x4e6 [ 135.077519] secondary_startup_64_no_verify+0xe0/0xeb [ 135.077533] [ 135.077533] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 135.077547] _raw_spin_lock_irqsave+0x39/0x60 [ 135.077562] try_to_wake_up+0xab/0x1920 [ 135.077576] up+0x75/0xb0 [ 135.077587] __up_console_sem+0x6e/0x80 [ 135.077604] console_unlock+0x46a/0x590 [ 135.077620] do_con_write+0xc05/0x1d50 [ 135.077632] con_write+0x21/0x40 [ 135.077641] n_tty_write+0x4d4/0xfe0 [ 135.077654] file_tty_write.constprop.0+0x49c/0x8f0 [ 135.077666] vfs_write+0x9c3/0xd90 [ 135.077685] ksys_write+0x127/0x250 [ 135.077702] do_syscall_64+0x3b/0x90 [ 135.077715] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.077732] [ 135.077732] -> #0 ((console_sem).lock){....}-{2:2}: [ 135.077745] __lock_acquire+0x2a02/0x5e70 [ 135.077762] lock_acquire+0x1a2/0x530 [ 135.077778] _raw_spin_lock_irqsave+0x39/0x60 [ 135.077793] down_trylock+0xe/0x70 [ 135.077805] __down_trylock_console_sem+0x3b/0xd0 [ 135.077822] vprintk_emit+0x16b/0x560 [ 135.077839] vprintk+0x84/0xa0 [ 135.077855] _printk+0xba/0xf1 [ 135.077874] report_bug.cold+0x72/0xab [ 135.077886] handle_bug+0x3c/0x70 [ 135.077898] exc_invalid_op+0x14/0x50 [ 135.077911] asm_exc_invalid_op+0x16/0x20 [ 135.077928] group_sched_out.part.0+0x2c7/0x460 [ 135.077938] ctx_sched_out+0x8f1/0xc10 [ 135.077948] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.077960] __schedule+0xedd/0x2470 [ 135.077970] schedule+0xda/0x1b0 [ 135.077979] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.077998] syscall_exit_to_user_mode+0x19/0x40 [ 135.078016] do_syscall_64+0x48/0x90 [ 135.078028] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.078045] [ 135.078045] other info that might help us debug this: [ 135.078045] [ 135.078048] Chain exists of: [ 135.078048] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 135.078048] [ 135.078063] Possible unsafe locking scenario: [ 135.078063] [ 135.078065] CPU0 CPU1 [ 135.078068] ---- ---- [ 135.078070] lock(&ctx->lock); [ 135.078076] lock(&rq->__lock); [ 135.078082] lock(&ctx->lock); [ 135.078088] lock((console_sem).lock); [ 135.078094] [ 135.078094] *** DEADLOCK *** [ 135.078094] [ 135.078096] 2 locks held by syz-executor.7/3759: [ 135.078103] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 135.078129] #1: ffff8880413f1820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 135.078156] [ 135.078156] stack backtrace: [ 135.078159] CPU: 0 PID: 3759 Comm: syz-executor.7 Not tainted 6.0.0-rc5-next-20220913 #1 [ 135.078172] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 135.078180] Call Trace: [ 135.078183] [ 135.078188] dump_stack_lvl+0x8b/0xb3 [ 135.078202] check_noncircular+0x263/0x2e0 [ 135.078219] ? format_decode+0x26c/0xb50 [ 135.078235] ? print_circular_bug+0x450/0x450 [ 135.078252] ? enable_ptr_key_workfn+0x20/0x20 [ 135.078267] ? format_decode+0x26c/0xb50 [ 135.078282] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 135.078300] __lock_acquire+0x2a02/0x5e70 [ 135.078322] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 135.078345] lock_acquire+0x1a2/0x530 [ 135.078362] ? down_trylock+0xe/0x70 [ 135.078377] ? rcu_read_unlock+0x40/0x40 [ 135.078398] ? vprintk+0x84/0xa0 [ 135.078416] _raw_spin_lock_irqsave+0x39/0x60 [ 135.078432] ? down_trylock+0xe/0x70 [ 135.078445] down_trylock+0xe/0x70 [ 135.078459] ? vprintk+0x84/0xa0 [ 135.078476] __down_trylock_console_sem+0x3b/0xd0 [ 135.078494] vprintk_emit+0x16b/0x560 [ 135.078513] vprintk+0x84/0xa0 [ 135.078531] _printk+0xba/0xf1 [ 135.078549] ? record_print_text.cold+0x16/0x16 [ 135.078571] ? report_bug.cold+0x66/0xab [ 135.078585] ? group_sched_out.part.0+0x2c7/0x460 [ 135.078596] report_bug.cold+0x72/0xab [ 135.078611] handle_bug+0x3c/0x70 [ 135.078625] exc_invalid_op+0x14/0x50 [ 135.078639] asm_exc_invalid_op+0x16/0x20 [ 135.078657] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 135.078670] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 135.078682] RSP: 0018:ffff888041267c48 EFLAGS: 00010006 [ 135.078691] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 135.078698] RDX: ffff88800ff31ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 135.078706] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 135.078714] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff8880413f1800 [ 135.078722] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 135.078733] ? group_sched_out.part.0+0x2c7/0x460 [ 135.078746] ? group_sched_out.part.0+0x2c7/0x460 [ 135.078759] ctx_sched_out+0x8f1/0xc10 [ 135.078771] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.078786] ? lock_is_held_type+0xd7/0x130 [ 135.078805] ? __perf_cgroup_move+0x160/0x160 [ 135.078817] ? set_next_entity+0x304/0x550 [ 135.078835] ? update_curr+0x267/0x740 [ 135.078854] ? lock_is_held_type+0xd7/0x130 [ 135.078873] __schedule+0xedd/0x2470 [ 135.078886] ? io_schedule_timeout+0x150/0x150 [ 135.078898] ? rcu_read_lock_sched_held+0x3e/0x80 [ 135.078920] schedule+0xda/0x1b0 [ 135.078931] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.078951] syscall_exit_to_user_mode+0x19/0x40 [ 135.078970] do_syscall_64+0x48/0x90 [ 135.078984] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.079002] RIP: 0033:0x7f82a784cb19 [ 135.079010] 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 [ 135.079021] RSP: 002b:00007f82a4dc2218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 135.079032] RAX: 0000000000000001 RBX: 00007f82a795ff68 RCX: 00007f82a784cb19 [ 135.079039] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f82a795ff6c [ 135.079047] RBP: 00007f82a795ff60 R08: 000000000000000e R09: 0000000000000000 [ 135.079054] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f82a795ff6c [ 135.079062] R13: 00007fff6c02e67f R14: 00007f82a4dc2300 R15: 0000000000022000 [ 135.079074] [ 135.136167] WARNING: CPU: 0 PID: 3759 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 135.136858] Modules linked in: [ 135.137100] CPU: 0 PID: 3759 Comm: syz-executor.7 Not tainted 6.0.0-rc5-next-20220913 #1 [ 135.137703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 135.138540] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 135.138942] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 135.140298] RSP: 0018:ffff888041267c48 EFLAGS: 00010006 [ 135.140696] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 135.141227] RDX: ffff88800ff31ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 135.141767] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 135.142295] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff8880413f1800 [ 135.142830] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 135.143375] FS: 00007f82a4dc2700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 135.143972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.144417] CR2: 00007f77250a4368 CR3: 0000000041a6a000 CR4: 0000000000350ef0 [ 135.144956] Call Trace: [ 135.145152] [ 135.145328] ctx_sched_out+0x8f1/0xc10 [ 135.145636] __perf_event_task_sched_out+0x6d0/0x18d0 [ 135.146033] ? lock_is_held_type+0xd7/0x130 [ 135.146364] ? __perf_cgroup_move+0x160/0x160 [ 135.146706] ? set_next_entity+0x304/0x550 [ 135.147031] ? update_curr+0x267/0x740 [ 135.147335] ? lock_is_held_type+0xd7/0x130 [ 135.147665] __schedule+0xedd/0x2470 [ 135.147948] ? io_schedule_timeout+0x150/0x150 [ 135.148303] ? rcu_read_lock_sched_held+0x3e/0x80 [ 135.148677] schedule+0xda/0x1b0 [ 135.148940] exit_to_user_mode_prepare+0x114/0x1a0 [ 135.149323] syscall_exit_to_user_mode+0x19/0x40 [ 135.149694] do_syscall_64+0x48/0x90 [ 135.149982] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 135.150374] RIP: 0033:0x7f82a784cb19 [ 135.150659] 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 [ 135.152019] RSP: 002b:00007f82a4dc2218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 135.152589] RAX: 0000000000000001 RBX: 00007f82a795ff68 RCX: 00007f82a784cb19 [ 135.153132] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f82a795ff6c [ 135.153672] RBP: 00007f82a795ff60 R08: 000000000000000e R09: 0000000000000000 [ 135.154209] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f82a795ff6c [ 135.154738] R13: 00007fff6c02e67f R14: 00007f82a4dc2300 R15: 0000000000022000 [ 135.155279] [ 135.155461] irq event stamp: 2418 [ 135.155718] hardirqs last enabled at (2417): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 135.156443] hardirqs last disabled at (2418): [] __schedule+0x1225/0x2470 [ 135.157063] softirqs last enabled at (628): [] __irq_exit_rcu+0x11b/0x180 [ 135.157711] softirqs last disabled at (547): [] __irq_exit_rcu+0x11b/0x180 [ 135.158352] ---[ end trace 0000000000000000 ]--- [ 139.191295] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 139.192947] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 139.193914] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 139.197620] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 139.198991] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 139.199828] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 139.202954] Bluetooth: hci1: HCI_REQ-0x0c1a [ 141.083087] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 141.211116] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 141.211141] Bluetooth: hci1: command 0x0409 tx timeout [ 141.212879] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 143.260237] Bluetooth: hci1: command 0x041b tx timeout [ 143.395098] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 143.397205] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 143.398631] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 143.402390] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 143.404639] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 143.406144] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 143.409229] Bluetooth: hci2: HCI_REQ-0x0c1a [ 143.530273] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 143.531750] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 143.535841] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 143.543763] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 143.545446] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 143.546733] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 143.549577] Bluetooth: hci4: HCI_REQ-0x0c1a VM DIAGNOSIS: 15:17:43 Registers: info registers vcpu 0 RAX=0000000000000062 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b25c1 RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff888041267698 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000062 R11=0000000000000001 R12=0000000000000062 R13=ffffffff8763faa0 R14=0000000000000010 R15=ffffffff822b25b0 RIP=ffffffff822b2619 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 00007f82a4dc2700 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=00007f77250a4368 CR3=0000000041a6a000 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 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 00007f82a79337c0 00007f82a79337c8 YMM02=0000000000000000 0000000000000000 00007f82a79337e0 00007f82a79337c0 YMM03=0000000000000000 0000000000000000 00007f82a79337c8 00007f82a79337c0 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 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000cc0 RDX=ffff88800847b280 RSI=ffff888041804400 RDI=ffffffff8181dcb0 RBP=0000000000000000 RSP=ffff88801754fcf8 R8 =00000000ffffffff R9 =0000000000000000 R10=fffffbfff0a99dac R11=0000000000000001 R12=ffff88800847b280 R13=ffff888041804400 R14=0000000000000cc0 R15=0000000000000cc0 RIP=ffffffff8130caa6 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 00007f1926cbc8c0 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=00007fef168be6f4 CR3=000000000f00c000 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 7269762f73656369 7665642f7379732f YMM01=0000000000000000 0000000000000000 6f6c622f6c617574 7269762f73656369 YMM02=0000000000000000 0000000000000000 ffffff0f0e0d0c0b 0a09080706050403 YMM03=0000000000000000 0000000000000000 696e656420737365 636341002f737973 YMM04=0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f YMM05=0000000000000000 0000000000000000 0000560db92c03d0 0000560db8a4ba40 YMM06=0000000000000000 0000000000000000 0000560db92c1350 0000000400000003 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 2f63697361622f63 72732f2e2e000d0a 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