Warning: Permanently added '[localhost]:46729' (ECDSA) to the list of known hosts. 2022/09/23 12:47:01 fuzzer started 2022/09/23 12:47:01 dialing manager at localhost:38881 syzkaller login: [ 40.514878] cgroup: Unknown subsys name 'net' [ 40.592173] cgroup: Unknown subsys name 'rlimit' 2022/09/23 12:47:15 syscalls: 2215 2022/09/23 12:47:15 code coverage: enabled 2022/09/23 12:47:15 comparison tracing: enabled 2022/09/23 12:47:15 extra coverage: enabled 2022/09/23 12:47:15 setuid sandbox: enabled 2022/09/23 12:47:15 namespace sandbox: enabled 2022/09/23 12:47:15 Android sandbox: enabled 2022/09/23 12:47:15 fault injection: enabled 2022/09/23 12:47:15 leak checking: enabled 2022/09/23 12:47:15 net packet injection: enabled 2022/09/23 12:47:15 net device setup: enabled 2022/09/23 12:47:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/23 12:47:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/23 12:47:15 USB emulation: enabled 2022/09/23 12:47:15 hci packet injection: enabled 2022/09/23 12:47:15 wifi device emulation: failed to parse kernel version (6.0.0-rc6-next-20220923) 2022/09/23 12:47:15 802.15.4 emulation: enabled 2022/09/23 12:47:15 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/23 12:47:15 fetching corpus: 50, signal 24672/28140 (executing program) 2022/09/23 12:47:15 fetching corpus: 100, signal 36419/41247 (executing program) 2022/09/23 12:47:15 fetching corpus: 150, signal 45933/51962 (executing program) 2022/09/23 12:47:15 fetching corpus: 200, signal 51879/59102 (executing program) 2022/09/23 12:47:15 fetching corpus: 250, signal 58907/67163 (executing program) 2022/09/23 12:47:15 fetching corpus: 300, signal 64327/73532 (executing program) 2022/09/23 12:47:15 fetching corpus: 350, signal 68082/78279 (executing program) 2022/09/23 12:47:15 fetching corpus: 400, signal 70184/81439 (executing program) 2022/09/23 12:47:15 fetching corpus: 450, signal 73556/85713 (executing program) 2022/09/23 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signal 183400/188607 (executing program) 2022/09/23 12:47:27 starting 8 fuzzer processes 12:47:27 executing program 0: syz_emit_ethernet(0x2a, &(0x7f0000000000)={@multicast, @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @remote}, @echo_reply={0x1c}}}}}, 0x0) 12:47:27 executing program 1: syz_io_uring_setup(0x597a, &(0x7f00000002c0)={0x0, 0x0, 0x4}, &(0x7f0000ff9000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000000340), &(0x7f0000000380)) 12:47:27 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmmsg$inet(r0, &(0x7f0000004380)=[{{&(0x7f00000000c0)={0x2, 0x4e22}, 0x10, 0x0, 0x0, &(0x7f0000001600)=[@ip_retopts={{0x14, 0x0, 0x7, {[@ra={0x94, 0x4, 0x300}]}}}], 0x18}}], 0x1, 0x0) 12:47:27 executing program 3: r0 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$ETHTOOL_MSG_STRSET_GET(r1, &(0x7f0000001280)={0x0, 0x0, &(0x7f0000001240)={&(0x7f0000001200)={0x18, r0, 0x1, 0x0, 0x0, {}, [@ETHTOOL_A_STRSET_HEADER={0x4}]}, 0x18}}, 0x0) 12:47:27 executing program 5: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0003}]}) pkey_mprotect(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0xffffffffffffffff) 12:47:27 executing program 4: syz_genetlink_get_family_id$nl802154(&(0x7f0000000480), 0xffffffffffffffff) r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDGKBMETA(r0, 0x4b62, &(0x7f00000002c0)) 12:47:27 executing program 6: r0 = syz_io_uring_setup(0xeaf, &(0x7f0000000200), &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000380)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_TIMEOUT={0xb, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_setup(0x1, &(0x7f00000003c0), &(0x7f00000a0000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000080)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_MADVISE={0x19, 0x0, 0x0, 0x0, 0x0, &(0x7f0000ffc000/0x2000)=nil, 0x2000}, 0x0) syz_io_uring_submit(r1, r4, &(0x7f0000000340)=@IORING_OP_WRITEV={0x2, 0x0, 0x0, @fd, 0x0, 0x0}, 0x0) syz_io_uring_submit(r3, r2, &(0x7f0000000180)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x3, 0x0, 0x4}, 0x0) io_uring_enter(r0, 0x100001, 0x0, 0x0, 0x0, 0xfffffffffffffe7f) 12:47:27 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x9d, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setpriority(0x0, 0x0, 0x0) [ 66.331338] audit: type=1400 audit(1663937247.770:6): 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 [ 67.609022] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.610777] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.613344] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.614652] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.619062] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.621101] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.624728] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.625254] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.628002] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.629397] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.629523] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.630698] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 67.641051] Bluetooth: hci1: HCI_REQ-0x0c1a [ 67.643859] Bluetooth: hci0: HCI_REQ-0x0c1a [ 67.669865] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 67.678243] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.681301] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 67.683106] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.686259] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 67.688230] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.690524] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.692057] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.697455] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.718481] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 67.720136] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 67.723688] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 67.726729] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.727891] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.730368] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.731491] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.732787] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 67.734078] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.739184] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 67.740362] Bluetooth: hci3: HCI_REQ-0x0c1a [ 67.741339] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 67.741537] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 67.742600] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 67.747047] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 67.752679] Bluetooth: hci2: HCI_REQ-0x0c1a [ 67.762741] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 67.763987] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 67.764138] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 67.768668] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 67.774361] Bluetooth: hci4: HCI_REQ-0x0c1a [ 67.791691] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 67.796181] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 67.799530] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 67.800726] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 67.809644] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 67.815042] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 67.816169] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 67.817139] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 67.820148] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 67.830324] Bluetooth: hci6: HCI_REQ-0x0c1a [ 67.843311] Bluetooth: hci5: HCI_REQ-0x0c1a [ 67.844304] Bluetooth: hci7: HCI_REQ-0x0c1a [ 69.682725] Bluetooth: hci0: command 0x0409 tx timeout [ 69.683860] Bluetooth: hci1: command 0x0409 tx timeout [ 69.810960] Bluetooth: hci4: command 0x0409 tx timeout [ 69.811923] Bluetooth: hci3: command 0x0409 tx timeout [ 69.812908] Bluetooth: hci2: command 0x0409 tx timeout [ 69.874668] Bluetooth: hci7: command 0x0409 tx timeout [ 69.875642] Bluetooth: hci5: command 0x0409 tx timeout [ 69.876555] Bluetooth: hci6: command 0x0409 tx timeout [ 71.731271] Bluetooth: hci1: command 0x041b tx timeout [ 71.731300] Bluetooth: hci0: command 0x041b tx timeout [ 71.859270] Bluetooth: hci2: command 0x041b tx timeout [ 71.860369] Bluetooth: hci3: command 0x041b tx timeout [ 71.861088] Bluetooth: hci4: command 0x041b tx timeout [ 71.922378] Bluetooth: hci5: command 0x041b tx timeout [ 71.923164] Bluetooth: hci7: command 0x041b tx timeout [ 71.924513] Bluetooth: hci6: command 0x041b tx timeout [ 73.778299] Bluetooth: hci0: command 0x040f tx timeout [ 73.779426] Bluetooth: hci1: command 0x040f tx timeout [ 73.906307] Bluetooth: hci4: command 0x040f tx timeout [ 73.906771] Bluetooth: hci3: command 0x040f tx timeout [ 73.907171] Bluetooth: hci2: command 0x040f tx timeout [ 73.970300] Bluetooth: hci6: command 0x040f tx timeout [ 73.970714] Bluetooth: hci7: command 0x040f tx timeout [ 73.971071] Bluetooth: hci5: command 0x040f tx timeout [ 75.826306] Bluetooth: hci1: command 0x0419 tx timeout [ 75.827102] Bluetooth: hci0: command 0x0419 tx timeout [ 75.954419] Bluetooth: hci2: command 0x0419 tx timeout [ 75.955271] Bluetooth: hci3: command 0x0419 tx timeout [ 75.956075] Bluetooth: hci4: command 0x0419 tx timeout [ 76.018326] Bluetooth: hci5: command 0x0419 tx timeout [ 76.019099] Bluetooth: hci7: command 0x0419 tx timeout [ 76.019875] Bluetooth: hci6: command 0x0419 tx timeout 12:48:24 executing program 2: syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x0) 12:48:25 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r0, 0x89b1, &(0x7f0000000540)={'syztnl1\x00', 0x0}) 12:48:25 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r0, 0x89b1, &(0x7f0000000540)={'syztnl1\x00', 0x0}) 12:48:25 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r0, 0x89b1, &(0x7f0000000540)={'syztnl1\x00', 0x0}) [ 124.749568] audit: type=1400 audit(1663937306.188:7): avc: denied { open } for pid=3873 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 124.751113] audit: type=1400 audit(1663937306.189:8): avc: denied { kernel } for pid=3873 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 124.756898] ------------[ cut here ]------------ [ 124.756919] 12:48:26 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r0, 0x89b1, &(0x7f0000000540)={'syztnl1\x00', 0x0}) [ 124.756921] ====================================================== [ 124.756925] WARNING: possible circular locking dependency detected [ 124.756929] 6.0.0-rc6-next-20220923 #1 Not tainted [ 124.756935] ------------------------------------------------------ [ 124.756939] syz-executor.7/3875 is trying to acquire lock: [ 124.756945] ffffffff853faaf8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 124.756984] [ 124.756984] but task is already holding lock: [ 124.756987] ffff88800ecd2c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 124.757015] [ 124.757015] which lock already depends on the new lock. [ 124.757015] [ 124.757018] [ 124.757018] the existing dependency chain (in reverse order) is: [ 124.757022] [ 124.757022] -> #3 (&ctx->lock){....}-{2:2}: [ 124.757035] _raw_spin_lock+0x2a/0x40 [ 124.757054] __perf_event_task_sched_out+0x53b/0x18d0 [ 124.757067] __schedule+0xedd/0x2470 [ 124.757080] schedule+0xda/0x1b0 [ 124.757093] exit_to_user_mode_prepare+0x114/0x1a0 [ 124.757105] syscall_exit_to_user_mode+0x19/0x40 [ 124.757117] do_syscall_64+0x48/0x90 [ 124.757134] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 124.757146] [ 124.757146] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 124.757159] _raw_spin_lock_nested+0x30/0x40 [ 124.757177] raw_spin_rq_lock_nested+0x1e/0x30 [ 124.757190] task_fork_fair+0x63/0x4d0 [ 124.757210] sched_cgroup_fork+0x3d0/0x540 [ 124.757224] copy_process+0x4183/0x6e20 [ 124.757234] kernel_clone+0xe7/0x890 [ 124.757243] user_mode_thread+0xad/0xf0 [ 124.757254] rest_init+0x24/0x250 [ 124.757265] arch_call_rest_init+0xf/0x14 [ 124.757282] start_kernel+0x4c1/0x4e6 [ 124.757297] secondary_startup_64_no_verify+0xe0/0xeb [ 124.757311] [ 124.757311] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 124.757325] _raw_spin_lock_irqsave+0x39/0x60 [ 124.757343] try_to_wake_up+0xab/0x1930 [ 124.757356] up+0x75/0xb0 [ 124.757370] __up_console_sem+0x6e/0x80 [ 124.757385] console_unlock+0x46a/0x590 [ 124.757401] vt_ioctl+0x2822/0x2ca0 [ 124.757414] tty_ioctl+0x7c4/0x1700 [ 124.757426] __x64_sys_ioctl+0x19a/0x210 [ 124.757442] do_syscall_64+0x3b/0x90 [ 124.757458] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 124.757470] [ 124.757470] -> #0 ((console_sem).lock){....}-{2:2}: [ 124.757483] __lock_acquire+0x2a02/0x5e70 [ 124.757501] lock_acquire+0x1a2/0x530 [ 124.757516] _raw_spin_lock_irqsave+0x39/0x60 [ 124.757534] down_trylock+0xe/0x70 [ 124.757548] __down_trylock_console_sem+0x3b/0xd0 [ 124.757563] vprintk_emit+0x16b/0x560 [ 124.757579] vprintk+0x84/0xa0 [ 124.757595] _printk+0xba/0xf1 [ 124.757606] report_bug.cold+0x72/0xab [ 124.757622] handle_bug+0x3c/0x70 [ 124.757637] exc_invalid_op+0x14/0x50 [ 124.757654] asm_exc_invalid_op+0x16/0x20 [ 124.757665] group_sched_out.part.0+0x2c7/0x460 [ 124.757676] ctx_sched_out+0x8f1/0xc10 [ 124.757685] __perf_event_task_sched_out+0x6d0/0x18d0 [ 124.757698] __schedule+0xedd/0x2470 [ 124.757710] schedule+0xda/0x1b0 [ 124.757723] exit_to_user_mode_prepare+0x114/0x1a0 [ 124.757734] syscall_exit_to_user_mode+0x19/0x40 [ 124.757746] do_syscall_64+0x48/0x90 [ 124.757761] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 124.757773] [ 124.757773] other info that might help us debug this: [ 124.757773] [ 124.757776] Chain exists of: [ 124.757776] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 124.757776] [ 124.757791] Possible unsafe locking scenario: [ 124.757791] [ 124.757793] CPU0 CPU1 [ 124.757796] ---- ---- [ 124.757798] lock(&ctx->lock); [ 124.757803] lock(&rq->__lock); [ 124.757810] lock(&ctx->lock); [ 124.757816] lock((console_sem).lock); [ 124.757822] [ 124.757822] *** DEADLOCK *** [ 124.757822] [ 124.757824] 2 locks held by syz-executor.7/3875: [ 124.757831] #0: ffff88806cf37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 124.757859] #1: ffff88800ecd2c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 124.757886] [ 124.757886] stack backtrace: [ 124.757889] CPU: 1 PID: 3875 Comm: syz-executor.7 Not tainted 6.0.0-rc6-next-20220923 #1 [ 124.757902] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 124.757910] Call Trace: [ 124.757913] [ 124.757917] dump_stack_lvl+0x8b/0xb3 [ 124.757935] check_noncircular+0x263/0x2e0 [ 124.757951] ? format_decode+0x26c/0xb50 [ 124.757968] ? print_circular_bug+0x450/0x450 [ 124.757984] ? enable_ptr_key_workfn+0x20/0x20 [ 124.758000] ? format_decode+0x26c/0xb50 [ 124.758017] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 124.758034] __lock_acquire+0x2a02/0x5e70 [ 124.758055] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 124.758077] lock_acquire+0x1a2/0x530 [ 124.758093] ? down_trylock+0xe/0x70 [ 124.758110] ? lock_release+0x750/0x750 [ 124.758130] ? vprintk+0x84/0xa0 [ 124.758147] _raw_spin_lock_irqsave+0x39/0x60 [ 124.758166] ? down_trylock+0xe/0x70 [ 124.758181] down_trylock+0xe/0x70 [ 124.758196] ? vprintk+0x84/0xa0 [ 124.758216] __down_trylock_console_sem+0x3b/0xd0 [ 124.758233] vprintk_emit+0x16b/0x560 [ 124.758252] vprintk+0x84/0xa0 [ 124.758270] _printk+0xba/0xf1 [ 124.758282] ? record_print_text.cold+0x16/0x16 [ 124.758298] ? report_bug.cold+0x66/0xab [ 124.758316] ? group_sched_out.part.0+0x2c7/0x460 [ 124.758328] report_bug.cold+0x72/0xab [ 124.758347] handle_bug+0x3c/0x70 [ 124.758364] exc_invalid_op+0x14/0x50 [ 124.758382] asm_exc_invalid_op+0x16/0x20 [ 124.758395] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 124.758410] 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 [ 124.758422] RSP: 0018:ffff8880182afc48 EFLAGS: 00010006 [ 124.758432] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 124.758440] RDX: ffff88801a420000 RSI: ffffffff81564fb7 RDI: 0000000000000005 [ 124.758448] RBP: ffff888018788000 R08: 0000000000000005 R09: 0000000000000001 [ 124.758457] R10: 0000000000000000 R11: ffffffff865b005b R12: ffff88800ecd2c00 [ 124.758465] R13: ffff88806cf3d140 R14: ffffffff8547d040 R15: 0000000000000002 [ 124.758477] ? group_sched_out.part.0+0x2c7/0x460 [ 124.758491] ? group_sched_out.part.0+0x2c7/0x460 [ 124.758505] ctx_sched_out+0x8f1/0xc10 [ 124.758518] __perf_event_task_sched_out+0x6d0/0x18d0 [ 124.758552] ? lock_is_held_type+0xd7/0x130 [ 124.758566] ? __perf_cgroup_move+0x160/0x160 [ 124.758579] ? set_next_entity+0x304/0x550 [ 124.758596] ? update_curr+0x267/0x740 [ 124.758615] ? lock_is_held_type+0xd7/0x130 [ 124.758629] __schedule+0xedd/0x2470 [ 124.758647] ? io_schedule_timeout+0x150/0x150 [ 124.758665] schedule+0xda/0x1b0 [ 124.758680] exit_to_user_mode_prepare+0x114/0x1a0 [ 124.758693] syscall_exit_to_user_mode+0x19/0x40 [ 124.758707] do_syscall_64+0x48/0x90 [ 124.758725] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 124.758738] RIP: 0033:0x7f40d20a0b19 [ 124.758747] 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 [ 124.758759] RSP: 002b:00007f40cf616218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 124.758771] RAX: 0000000000000001 RBX: 00007f40d21b3f68 RCX: 00007f40d20a0b19 [ 124.758779] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f40d21b3f6c [ 124.758787] RBP: 00007f40d21b3f60 R08: 000000000000000e R09: 0000000000000000 [ 124.758795] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f40d21b3f6c [ 124.758804] R13: 00007ffe1967e0cf R14: 00007f40cf616300 R15: 0000000000022000 [ 124.758817] [ 124.812450] WARNING: CPU: 1 PID: 3875 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 124.813135] Modules linked in: [ 124.813373] CPU: 1 PID: 3875 Comm: syz-executor.7 Not tainted 6.0.0-rc6-next-20220923 #1 [ 124.813900] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 124.814649] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 124.815008] 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 [ 124.816188] RSP: 0018:ffff8880182afc48 EFLAGS: 00010006 [ 124.816548] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 124.817015] RDX: ffff88801a420000 RSI: ffffffff81564fb7 RDI: 0000000000000005 [ 124.817479] RBP: ffff888018788000 R08: 0000000000000005 R09: 0000000000000001 [ 124.817947] R10: 0000000000000000 R11: ffffffff865b005b R12: ffff88800ecd2c00 [ 124.818415] R13: ffff88806cf3d140 R14: ffffffff8547d040 R15: 0000000000000002 [ 124.818887] FS: 00007f40cf616700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 124.819413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.819796] CR2: 00007fcf4d3208f0 CR3: 0000000008ccc000 CR4: 0000000000350ee0 [ 124.820265] Call Trace: [ 124.820438] [ 124.820596] ctx_sched_out+0x8f1/0xc10 [ 124.820860] __perf_event_task_sched_out+0x6d0/0x18d0 [ 124.821207] ? lock_is_held_type+0xd7/0x130 [ 124.821496] ? __perf_cgroup_move+0x160/0x160 [ 124.821799] ? set_next_entity+0x304/0x550 [ 124.822086] ? update_curr+0x267/0x740 [ 124.822354] ? lock_is_held_type+0xd7/0x130 [ 124.822662] __schedule+0xedd/0x2470 [ 124.822919] ? io_schedule_timeout+0x150/0x150 [ 124.823231] schedule+0xda/0x1b0 [ 124.823466] exit_to_user_mode_prepare+0x114/0x1a0 [ 124.823792] syscall_exit_to_user_mode+0x19/0x40 [ 124.824109] do_syscall_64+0x48/0x90 [ 124.824365] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 124.824708] RIP: 0033:0x7f40d20a0b19 [ 124.824956] 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 [ 124.826122] RSP: 002b:00007f40cf616218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 124.826627] RAX: 0000000000000001 RBX: 00007f40d21b3f68 RCX: 00007f40d20a0b19 [ 124.827093] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f40d21b3f6c [ 124.827559] RBP: 00007f40d21b3f60 R08: 000000000000000e R09: 0000000000000000 [ 124.828021] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f40d21b3f6c [ 124.828486] R13: 00007ffe1967e0cf R14: 00007f40cf616300 R15: 0000000000022000 [ 124.828956] [ 124.829115] irq event stamp: 672 [ 124.829338] hardirqs last enabled at (671): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 124.829943] hardirqs last disabled at (672): [] __schedule+0x1225/0x2470 [ 124.830483] softirqs last enabled at (452): [] __irq_exit_rcu+0x11b/0x180 [ 124.831048] softirqs last disabled at (445): [] __irq_exit_rcu+0x11b/0x180 [ 124.831602] ---[ end trace 0000000000000000 ]--- 12:48:26 executing program 2: r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f0000001800)={0x3}, 0x8, 0x0) msgsnd(r0, &(0x7f0000000000)={0x1}, 0x8, 0x0) msgctl$IPC_RMID(r0, 0x0) 12:48:26 executing program 2: r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f0000001800)={0x3}, 0x8, 0x0) msgsnd(r0, &(0x7f0000000000)={0x1}, 0x8, 0x0) msgctl$IPC_RMID(r0, 0x0) 12:48:26 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x9d, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setpriority(0x0, 0x0, 0x0) [ 128.712650] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 128.713957] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 128.715060] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 128.716725] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 128.718466] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 128.719842] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 128.723119] Bluetooth: hci1: HCI_REQ-0x0c1a [ 130.738248] Bluetooth: hci1: command 0x0409 tx timeout [ 132.786325] Bluetooth: hci1: command 0x041b tx timeout VM DIAGNOSIS: 12:48:26 Registers: info registers vcpu 0 RAX=1ffff11001b3e121 RBX=ffff88801a4a9810 RCX=1ffff11003495308 RDX=dffffc0000000000 RSI=ffff88800e268300 RDI=ffff88800d9f0908 RBP=ffff88800e268200 RSP=ffff888015fa7af8 R8 =0000000000000001 R9 =0000000000000246 R10=ffffed1002bf4f4d R11=0000000000000001 R12=ffff888009a00a68 R13=0000000000000000 R14=ffff88800d9f08d8 R15=ffff888009a00a20 RIP=ffffffff817bbbc6 RFL=00000046 [---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=00007f1df5045028 CR3=000000001bcf0000 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 6f732e616d7a6c62 696c2f756e672d78 YMM02=0000000000000000 0000000000000000 00352e6f732e616d 7a6c62696c2f756e YMM03=0000000000000000 0000000000000000 672d78756e696c2d 34365f3638782f62 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=0000000000000031 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b17e1 RDI=ffffffff87645be0 RBP=ffffffff87645ba0 RSP=ffff8880182af698 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000031 R11=0000000000000001 R12=0000000000000031 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 00007f40cf616700 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=00007fcf4d3208f0 CR3=0000000008ccc000 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 00007f40d21877c0 00007f40d21877c8 YMM02=0000000000000000 0000000000000000 00007f40d21877e0 00007f40d21877c0 YMM03=0000000000000000 0000000000000000 00007f40d21877c8 00007f40d21877c0 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