Warning: Permanently added '[localhost]:59831' (ECDSA) to the list of known hosts. 2022/09/23 13:34:12 fuzzer started 2022/09/23 13:34:12 dialing manager at localhost:38881 syzkaller login: [ 37.838770] cgroup: Unknown subsys name 'net' [ 37.946595] cgroup: Unknown subsys name 'rlimit' 2022/09/23 13:34:27 syscalls: 2215 2022/09/23 13:34:27 code coverage: enabled 2022/09/23 13:34:27 comparison tracing: enabled 2022/09/23 13:34:27 extra coverage: enabled 2022/09/23 13:34:27 setuid sandbox: enabled 2022/09/23 13:34:27 namespace sandbox: enabled 2022/09/23 13:34:27 Android sandbox: enabled 2022/09/23 13:34:27 fault injection: enabled 2022/09/23 13:34:27 leak checking: enabled 2022/09/23 13:34:27 net packet injection: enabled 2022/09/23 13:34:27 net device setup: enabled 2022/09/23 13:34:27 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/23 13:34:27 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/23 13:34:27 USB emulation: enabled 2022/09/23 13:34:27 hci packet injection: enabled 2022/09/23 13:34:27 wifi device emulation: failed to parse kernel version (6.0.0-rc6-next-20220923) 2022/09/23 13:34:27 802.15.4 emulation: enabled 2022/09/23 13:34:27 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/23 13:34:27 fetching corpus: 50, signal 18268/21905 (executing program) 2022/09/23 13:34:27 fetching corpus: 100, signal 32036/37095 (executing program) 2022/09/23 13:34:27 fetching corpus: 150, signal 41263/47715 (executing program) 2022/09/23 13:34:27 fetching corpus: 200, signal 54438/61934 (executing program) 2022/09/23 13:34:27 fetching corpus: 250, signal 61189/69806 (executing program) 2022/09/23 13:34:28 fetching corpus: 300, signal 65534/75319 (executing program) 2022/09/23 13:34:28 fetching corpus: 350, signal 70157/80989 (executing program) 2022/09/23 13:34:28 fetching corpus: 400, signal 73740/85649 (executing program) 2022/09/23 13:34:28 fetching corpus: 450, signal 76242/89259 (executing program) 2022/09/23 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(executing program) 2022/09/23 13:34:36 fetching corpus: 3500, signal 181966/205481 (executing program) 2022/09/23 13:34:36 fetching corpus: 3550, signal 182654/205993 (executing program) 2022/09/23 13:34:36 fetching corpus: 3600, signal 183877/206695 (executing program) 2022/09/23 13:34:36 fetching corpus: 3650, signal 184460/207185 (executing program) 2022/09/23 13:34:36 fetching corpus: 3700, signal 185801/207969 (executing program) 2022/09/23 13:34:37 fetching corpus: 3750, signal 186795/208558 (executing program) 2022/09/23 13:34:37 fetching corpus: 3800, signal 187628/209046 (executing program) 2022/09/23 13:34:37 fetching corpus: 3850, signal 188159/209486 (executing program) 2022/09/23 13:34:37 fetching corpus: 3900, signal 189489/210103 (executing program) 2022/09/23 13:34:37 fetching corpus: 3950, signal 190692/210699 (executing program) 2022/09/23 13:34:37 fetching corpus: 4000, signal 191492/211152 (executing program) 2022/09/23 13:34:37 fetching corpus: 4050, signal 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corpus: 5250, signal 209981/217834 (executing program) 2022/09/23 13:34:41 fetching corpus: 5300, signal 210285/217887 (executing program) 2022/09/23 13:34:41 fetching corpus: 5349, signal 210686/217925 (executing program) 2022/09/23 13:34:41 fetching corpus: 5398, signal 211750/217930 (executing program) 2022/09/23 13:34:41 fetching corpus: 5399, signal 211751/217930 (executing program) 2022/09/23 13:34:41 fetching corpus: 5399, signal 211751/217930 (executing program) 2022/09/23 13:34:44 starting 8 fuzzer processes 13:34:44 executing program 0: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'syz_tun\x00', &(0x7f0000000000)=@ethtool_channels={0x3d}}) 13:34:44 executing program 1: io_setup(0x5, &(0x7f0000000140)) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x76, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x49, &(0x7f0000000200)={0x77359400}, 0x10) 13:34:44 executing program 2: r0 = syz_io_uring_setup(0xfa7, &(0x7f0000000080), &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000380)=0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r3, 0x80, &(0x7f0000000200)=@in6={0xa, 0x0, 0x0, @empty}}, 0x0) io_uring_enter(r0, 0x100001, 0x0, 0x0, 0x0, 0x0) 13:34:44 executing program 3: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000003240), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(r0, 0xc0189373, &(0x7f0000004440)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) 13:34:44 executing program 4: syz_emit_vhci(&(0x7f0000000040)=@HCI_ACLDATA_PKT={0x2, {0xc9, 0x0, 0x0, 0x12}, @l2cap_cid_le_signaling={{0xe}, @l2cap_le_conn_rsp={{0x15, 0x40, 0xa}, {0x0, 0x0, 0xecd6, 0x0, 0x9}}}}, 0x17) syz_emit_vhci(&(0x7f0000000240)=ANY=[@ANYBLOB="02c9007f007b0001"], 0x84) [ 69.651380] audit: type=1400 audit(1663940084.746:6): avc: denied { execmem } for pid=282 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 13:34:44 executing program 5: syz_emit_ethernet(0x82, &(0x7f0000000600)={@multicast, @local, @void, {@ipv4={0x800, @gre={{0xc, 0x4, 0x0, 0x0, 0x74, 0x0, 0x0, 0x0, 0x2f, 0x0, @empty, @multicast1, {[@rr={0x7, 0x1b, 0x1a, [@loopback, @rand_addr, @multicast2, @private, @multicast2, @empty]}]}}}}}}, 0x0) 13:34:44 executing program 6: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x24, 0x0, 0x0) 13:34:44 executing program 7: openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) stat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r0, 0x0) timerfd_create(0x9, 0x0) [ 71.050398] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.052296] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 71.054221] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 71.056142] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 71.077082] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.078670] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 71.080406] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 71.081552] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 71.082928] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 71.084403] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 71.086298] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 71.088100] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 71.089261] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 71.090429] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 71.091421] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 71.094448] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 71.095439] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 71.096707] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.097807] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 71.097805] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 71.098107] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 71.102027] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 71.108246] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 71.111130] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 71.114179] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 71.115465] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 71.119067] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.121439] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 71.122765] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 71.124235] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 71.126568] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 71.128959] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 71.129234] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 71.138980] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 71.139254] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 71.141313] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 71.142786] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 71.143581] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.145075] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 71.147210] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 71.147318] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 71.149331] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.153978] Bluetooth: hci3: HCI_REQ-0x0c1a [ 71.154282] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 71.160912] Bluetooth: hci7: HCI_REQ-0x0c1a [ 71.161445] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 71.161685] Bluetooth: hci2: HCI_REQ-0x0c1a [ 71.162545] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 71.164065] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 71.168204] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 71.168659] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 71.174045] Bluetooth: hci1: HCI_REQ-0x0c1a [ 71.176778] Bluetooth: hci0: HCI_REQ-0x0c1a [ 71.199880] Bluetooth: hci5: HCI_REQ-0x0c1a [ 71.199888] Bluetooth: hci6: HCI_REQ-0x0c1a [ 71.205339] Bluetooth: hci4: HCI_REQ-0x0c1a [ 73.233297] Bluetooth: hci0: command 0x0409 tx timeout [ 73.233948] Bluetooth: hci5: command 0x0409 tx timeout [ 73.234445] Bluetooth: hci2: command 0x0409 tx timeout [ 73.235115] Bluetooth: hci6: command 0x0409 tx timeout [ 73.235594] Bluetooth: hci4: command 0x0409 tx timeout [ 73.236089] Bluetooth: hci3: command 0x0409 tx timeout [ 73.236563] Bluetooth: hci1: command 0x0409 tx timeout [ 73.237061] Bluetooth: hci7: command 0x0409 tx timeout [ 75.280967] Bluetooth: hci7: command 0x041b tx timeout [ 75.281400] Bluetooth: hci1: command 0x041b tx timeout [ 75.281943] Bluetooth: hci3: command 0x041b tx timeout [ 75.282486] Bluetooth: hci4: command 0x041b tx timeout [ 75.283041] Bluetooth: hci6: command 0x041b tx timeout [ 75.283539] Bluetooth: hci2: command 0x041b tx timeout [ 75.283931] Bluetooth: hci5: command 0x041b tx timeout [ 75.284463] Bluetooth: hci0: command 0x041b tx timeout [ 77.329289] Bluetooth: hci0: command 0x040f tx timeout [ 77.329736] Bluetooth: hci5: command 0x040f tx timeout [ 77.330148] Bluetooth: hci2: command 0x040f tx timeout [ 77.330519] Bluetooth: hci6: command 0x040f tx timeout [ 77.331014] Bluetooth: hci4: command 0x040f tx timeout [ 77.331373] Bluetooth: hci3: command 0x040f tx timeout [ 77.331733] Bluetooth: hci1: command 0x040f tx timeout [ 77.332115] Bluetooth: hci7: command 0x040f tx timeout [ 79.376970] Bluetooth: hci7: command 0x0419 tx timeout [ 79.377412] Bluetooth: hci1: command 0x0419 tx timeout [ 79.377782] Bluetooth: hci3: command 0x0419 tx timeout [ 79.378195] Bluetooth: hci4: command 0x0419 tx timeout [ 79.378575] Bluetooth: hci6: command 0x0419 tx timeout [ 79.378970] Bluetooth: hci2: command 0x0419 tx timeout [ 79.379350] Bluetooth: hci5: command 0x0419 tx timeout [ 79.379715] Bluetooth: hci0: command 0x0419 tx timeout [ 125.690780] audit: type=1400 audit(1663940140.785:7): avc: denied { open } for pid=3857 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 125.692295] audit: type=1400 audit(1663940140.785:8): avc: denied { kernel } for pid=3857 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 125.703306] ------------[ cut here ]------------ [ 125.703325] [ 125.703328] ====================================================== [ 125.703331] WARNING: possible circular locking dependency detected [ 125.703335] 6.0.0-rc6-next-20220923 #1 Not tainted [ 125.703341] ------------------------------------------------------ [ 125.703344] syz-executor.1/3859 is trying to acquire lock: [ 125.703350] ffffffff853faaf8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 125.703391] [ 125.703391] but task is already holding lock: [ 125.703394] ffff888040889c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 125.703422] [ 125.703422] which lock already depends on the new lock. [ 125.703422] [ 125.703424] [ 125.703424] the existing dependency chain (in reverse order) is: [ 125.703427] [ 125.703427] -> #3 (&ctx->lock){....}-{2:2}: [ 125.703441] _raw_spin_lock+0x2a/0x40 [ 125.703459] __perf_event_task_sched_out+0x53b/0x18d0 [ 125.703471] __schedule+0xedd/0x2470 [ 125.703485] schedule+0xda/0x1b0 [ 125.703497] exit_to_user_mode_prepare+0x114/0x1a0 [ 125.703509] syscall_exit_to_user_mode+0x19/0x40 [ 125.703520] do_syscall_64+0x48/0x90 [ 125.703536] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 125.703548] [ 125.703548] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 125.703562] _raw_spin_lock_nested+0x30/0x40 [ 125.703579] raw_spin_rq_lock_nested+0x1e/0x30 [ 125.703592] task_fork_fair+0x63/0x4d0 [ 125.703608] sched_cgroup_fork+0x3d0/0x540 [ 125.703622] copy_process+0x4183/0x6e20 [ 125.703632] kernel_clone+0xe7/0x890 [ 125.703641] user_mode_thread+0xad/0xf0 [ 125.703651] rest_init+0x24/0x250 [ 125.703662] arch_call_rest_init+0xf/0x14 [ 125.703679] start_kernel+0x4c1/0x4e6 [ 125.703694] secondary_startup_64_no_verify+0xe0/0xeb [ 125.703707] [ 125.703707] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 125.703721] _raw_spin_lock_irqsave+0x39/0x60 [ 125.703739] try_to_wake_up+0xab/0x1930 [ 125.703751] up+0x75/0xb0 [ 125.703764] __up_console_sem+0x6e/0x80 [ 125.703779] console_unlock+0x46a/0x590 [ 125.703795] vprintk_emit+0x1bd/0x560 [ 125.703810] vprintk+0x84/0xa0 [ 125.703825] _printk+0xba/0xf1 [ 125.703836] kauditd_hold_skb.cold+0x3f/0x4e [ 125.703852] kauditd_send_queue+0x233/0x290 [ 125.703867] kauditd_thread+0x5da/0x9a0 [ 125.703880] kthread+0x2ed/0x3a0 [ 125.703894] ret_from_fork+0x22/0x30 [ 125.703906] [ 125.703906] -> #0 ((console_sem).lock){....}-{2:2}: [ 125.703919] __lock_acquire+0x2a02/0x5e70 [ 125.703935] lock_acquire+0x1a2/0x530 [ 125.703950] _raw_spin_lock_irqsave+0x39/0x60 [ 125.703968] down_trylock+0xe/0x70 [ 125.703982] __down_trylock_console_sem+0x3b/0xd0 [ 125.703998] vprintk_emit+0x16b/0x560 [ 125.704014] vprintk+0x84/0xa0 [ 125.704029] _printk+0xba/0xf1 [ 125.704039] report_bug.cold+0x72/0xab [ 125.704054] handle_bug+0x3c/0x70 [ 125.704069] exc_invalid_op+0x14/0x50 [ 125.704086] asm_exc_invalid_op+0x16/0x20 [ 125.704097] group_sched_out.part.0+0x2c7/0x460 [ 125.704107] ctx_sched_out+0x8f1/0xc10 [ 125.704117] __perf_event_task_sched_out+0x6d0/0x18d0 [ 125.704129] __schedule+0xedd/0x2470 [ 125.704142] schedule+0xda/0x1b0 [ 125.704155] exit_to_user_mode_prepare+0x114/0x1a0 [ 125.704165] syscall_exit_to_user_mode+0x19/0x40 [ 125.704177] do_syscall_64+0x48/0x90 [ 125.704192] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 125.704204] [ 125.704204] other info that might help us debug this: [ 125.704204] [ 125.704207] Chain exists of: [ 125.704207] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 125.704207] [ 125.704221] Possible unsafe locking scenario: [ 125.704221] [ 125.704224] CPU0 CPU1 [ 125.704226] ---- ---- [ 125.704228] lock(&ctx->lock); [ 125.704233] lock(&rq->__lock); [ 125.704239] lock(&ctx->lock); [ 125.704246] lock((console_sem).lock); [ 125.704251] [ 125.704251] *** DEADLOCK *** [ 125.704251] [ 125.704253] 2 locks held by syz-executor.1/3859: [ 125.704260] #0: ffff88806cf37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 125.704288] #1: ffff888040889c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 125.704315] [ 125.704315] stack backtrace: [ 125.704318] CPU: 1 PID: 3859 Comm: syz-executor.1 Not tainted 6.0.0-rc6-next-20220923 #1 [ 125.704330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 125.704338] Call Trace: [ 125.704341] [ 125.704345] dump_stack_lvl+0x8b/0xb3 [ 125.704363] check_noncircular+0x263/0x2e0 [ 125.704379] ? format_decode+0x26c/0xb50 [ 125.704395] ? print_circular_bug+0x450/0x450 [ 125.704412] ? enable_ptr_key_workfn+0x20/0x20 [ 125.704427] ? perf_trace_lock+0x308/0x560 [ 125.704441] ? format_decode+0x26c/0xb50 [ 125.704458] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 125.704476] __lock_acquire+0x2a02/0x5e70 [ 125.704499] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 125.704522] lock_acquire+0x1a2/0x530 [ 125.704539] ? down_trylock+0xe/0x70 [ 125.704556] ? lock_release+0x750/0x750 [ 125.704577] ? vprintk+0x84/0xa0 [ 125.704595] _raw_spin_lock_irqsave+0x39/0x60 [ 125.704614] ? down_trylock+0xe/0x70 [ 125.704629] down_trylock+0xe/0x70 [ 125.704645] ? vprintk+0x84/0xa0 [ 125.704661] __down_trylock_console_sem+0x3b/0xd0 [ 125.704678] vprintk_emit+0x16b/0x560 [ 125.704697] vprintk+0x84/0xa0 [ 125.704714] _printk+0xba/0xf1 [ 125.704725] ? record_print_text.cold+0x16/0x16 [ 125.704742] ? report_bug.cold+0x66/0xab [ 125.704760] ? group_sched_out.part.0+0x2c7/0x460 [ 125.704771] report_bug.cold+0x72/0xab [ 125.704790] handle_bug+0x3c/0x70 [ 125.704807] exc_invalid_op+0x14/0x50 [ 125.704824] asm_exc_invalid_op+0x16/0x20 [ 125.704836] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 125.704850] Code: 5e 41 5f e9 5b bb ef ff e8 56 bb ef ff 65 8b 1d 1b 26 ac 7e 31 ff 89 de e8 f6 b7 ef ff 85 db 0f 84 8a 00 00 00 e8 39 bb ef ff <0f> 0b e9 a5 fe ff ff e8 2d bb ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 125.704861] RSP: 0018:ffff888040887c48 EFLAGS: 00010006 [ 125.704870] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 125.704877] RDX: ffff88800db05040 RSI: ffffffff81564fb7 RDI: 0000000000000005 [ 125.704885] RBP: ffff888040bd0000 R08: 0000000000000005 R09: 0000000000000001 [ 125.704892] R10: 0000000000000000 R11: ffffffff865b005b R12: ffff888040889c00 [ 125.704900] R13: ffff88806cf3d140 R14: ffffffff8547d040 R15: 0000000000000002 [ 125.704911] ? group_sched_out.part.0+0x2c7/0x460 [ 125.704925] ? group_sched_out.part.0+0x2c7/0x460 [ 125.704939] ctx_sched_out+0x8f1/0xc10 [ 125.704952] __perf_event_task_sched_out+0x6d0/0x18d0 [ 125.704969] ? lock_is_held_type+0xd7/0x130 [ 125.704982] ? __perf_cgroup_move+0x160/0x160 [ 125.704994] ? set_next_entity+0x304/0x550 [ 125.705011] ? update_curr+0x267/0x740 [ 125.705030] ? lock_is_held_type+0xd7/0x130 [ 125.705044] __schedule+0xedd/0x2470 [ 125.705061] ? io_schedule_timeout+0x150/0x150 [ 125.705077] ? __x64_sys_futex_time32+0x480/0x480 [ 125.705092] schedule+0xda/0x1b0 [ 125.705106] exit_to_user_mode_prepare+0x114/0x1a0 [ 125.705119] syscall_exit_to_user_mode+0x19/0x40 [ 125.705131] do_syscall_64+0x48/0x90 [ 125.705149] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 125.705161] RIP: 0033:0x7fb159991b19 [ 125.705169] 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 [ 125.705180] RSP: 002b:00007fb156f07218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 125.705191] RAX: 0000000000000001 RBX: 00007fb159aa4f68 RCX: 00007fb159991b19 [ 125.705198] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb159aa4f6c [ 125.705206] RBP: 00007fb159aa4f60 R08: 000000000000000e R09: 0000000000000000 [ 125.705213] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fb159aa4f6c [ 125.705220] R13: 00007ffdf63ea2ef R14: 00007fb156f07300 R15: 0000000000022000 [ 125.705234] [ 125.760619] WARNING: CPU: 1 PID: 3859 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 125.761255] Modules linked in: [ 125.761481] CPU: 1 PID: 3859 Comm: syz-executor.1 Not tainted 6.0.0-rc6-next-20220923 #1 [ 125.762045] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 125.762819] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 125.763213] Code: 5e 41 5f e9 5b bb ef ff e8 56 bb ef ff 65 8b 1d 1b 26 ac 7e 31 ff 89 de e8 f6 b7 ef ff 85 db 0f 84 8a 00 00 00 e8 39 bb ef ff <0f> 0b e9 a5 fe ff ff e8 2d bb ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 125.764454] RSP: 0018:ffff888040887c48 EFLAGS: 00010006 [ 125.764825] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 125.765319] RDX: ffff88800db05040 RSI: ffffffff81564fb7 RDI: 0000000000000005 [ 125.765819] RBP: ffff888040bd0000 R08: 0000000000000005 R09: 0000000000000001 [ 125.766315] R10: 0000000000000000 R11: ffffffff865b005b R12: ffff888040889c00 [ 125.766805] R13: ffff88806cf3d140 R14: ffffffff8547d040 R15: 0000000000000002 [ 125.767304] FS: 00007fb156f07700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 125.767861] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.768263] CR2: 00007f1619b52680 CR3: 000000000ff2c000 CR4: 0000000000350ee0 [ 125.768753] Call Trace: [ 125.768935] [ 125.769102] ctx_sched_out+0x8f1/0xc10 [ 125.769381] __perf_event_task_sched_out+0x6d0/0x18d0 [ 125.769751] ? lock_is_held_type+0xd7/0x130 [ 125.770057] ? __perf_cgroup_move+0x160/0x160 [ 125.770375] ? set_next_entity+0x304/0x550 [ 125.770680] ? update_curr+0x267/0x740 [ 125.770968] ? lock_is_held_type+0xd7/0x130 [ 125.771273] __schedule+0xedd/0x2470 [ 125.771544] ? io_schedule_timeout+0x150/0x150 [ 125.771876] ? __x64_sys_futex_time32+0x480/0x480 [ 125.772214] schedule+0xda/0x1b0 [ 125.772463] exit_to_user_mode_prepare+0x114/0x1a0 [ 125.772810] syscall_exit_to_user_mode+0x19/0x40 [ 125.773145] do_syscall_64+0x48/0x90 [ 125.773417] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 125.773782] RIP: 0033:0x7fb159991b19 [ 125.774048] 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 [ 125.775308] RSP: 002b:00007fb156f07218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 125.775834] RAX: 0000000000000001 RBX: 00007fb159aa4f68 RCX: 00007fb159991b19 [ 125.776330] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb159aa4f6c [ 125.776822] RBP: 00007fb159aa4f60 R08: 000000000000000e R09: 0000000000000000 [ 125.777318] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fb159aa4f6c [ 125.777814] R13: 00007ffdf63ea2ef R14: 00007fb156f07300 R15: 0000000000022000 [ 125.778316] [ 125.778486] irq event stamp: 1316 [ 125.778729] hardirqs last enabled at (1315): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 125.779386] hardirqs last disabled at (1316): [] __schedule+0x1225/0x2470 [ 125.779966] softirqs last enabled at (1154): [] __irq_exit_rcu+0x11b/0x180 [ 125.780561] softirqs last disabled at (1089): [] __irq_exit_rcu+0x11b/0x180 [ 125.781163] ---[ end trace 0000000000000000 ]--- VM DIAGNOSIS: 13:35:41 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88801cf175b8 RCX=0000000000000000 RDX=0000000000000000 RSI=ffffffff81784c76 RDI=ffff88801cf175c4 RBP=0000000000000003 RSP=ffff88801cf174d0 R8 =ffffffff85eddc5a R9 =ffffffff85eddc5e R10=ffffed10039e2eab R11=ffff88801cf17530 R12=ffff88801cf175b8 R13=0000000000000000 R14=ffff888040569ac0 R15=ffff888007c75000 RIP=ffffffff81359e3a RFL=00000217 [----APC] 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=00007f7761f6d260 CR3=0000000018260000 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 2e6f747079726362 696c2f756e672d78 YMM02=0000000000000000 0000000000000000 00312e312e6f732e 6f74707972636269 YMM03=0000000000000000 0000000000000000 6c2f756e672d7875 6e696c2d34365f36 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=000000000000005f RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b17e1 RDI=ffffffff87645be0 RBP=ffffffff87645ba0 RSP=ffff888040887698 R8 =0000000000000001 R9 =000000000000000a R10=000000000000005f R11=0000000000000001 R12=000000000000005f R13=ffffffff87645ba0 R14=0000000000000010 R15=ffffffff822b17d0 RIP=ffffffff822b1839 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 00007fb156f07700 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=00007f1619b52680 CR3=000000000ff2c000 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 00007fb159a787c0 00007fb159a787c8 YMM02=0000000000000000 0000000000000000 00007fb159a787e0 00007fb159a787c0 YMM03=0000000000000000 0000000000000000 00007fb159a787c8 00007fb159a787c0 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