Warning: Permanently added '[localhost]:23270' (ECDSA) to the list of known hosts. 2022/09/29 02:29:08 fuzzer started 2022/09/29 02:29:09 dialing manager at localhost:45751 syzkaller login: [ 44.998769] cgroup: Unknown subsys name 'net' [ 45.100478] cgroup: Unknown subsys name 'rlimit' 2022/09/29 02:29:22 syscalls: 2215 2022/09/29 02:29:22 code coverage: enabled 2022/09/29 02:29:22 comparison tracing: enabled 2022/09/29 02:29:22 extra coverage: enabled 2022/09/29 02:29:22 setuid sandbox: enabled 2022/09/29 02:29:22 namespace sandbox: enabled 2022/09/29 02:29:22 Android sandbox: enabled 2022/09/29 02:29:22 fault injection: enabled 2022/09/29 02:29:22 leak checking: enabled 2022/09/29 02:29:22 net packet injection: enabled 2022/09/29 02:29:22 net device setup: enabled 2022/09/29 02:29:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/29 02:29:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/29 02:29:22 USB emulation: enabled 2022/09/29 02:29:22 hci packet injection: enabled 2022/09/29 02:29:22 wifi device emulation: failed to parse kernel version (6.0.0-rc7-next-20220928) 2022/09/29 02:29:22 802.15.4 emulation: enabled 2022/09/29 02:29:22 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/29 02:29:23 fetching corpus: 50, signal 26169/29054 (executing program) 2022/09/29 02:29:23 fetching corpus: 100, signal 39847/43351 (executing program) 2022/09/29 02:29:23 fetching corpus: 150, signal 47449/51593 (executing program) 2022/09/29 02:29:23 fetching corpus: 200, signal 52552/57267 (executing program) 2022/09/29 02:29:23 fetching corpus: 250, signal 55882/61149 (executing program) 2022/09/29 02:29:23 fetching corpus: 300, signal 60525/66012 (executing program) 2022/09/29 02:29:24 fetching corpus: 350, signal 63943/69744 (executing program) 2022/09/29 02:29:24 fetching corpus: 400, signal 67713/73523 (executing program) 2022/09/29 02:29:24 fetching corpus: 450, signal 70876/76719 (executing program) 2022/09/29 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(executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100005 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100045 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100103 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100156 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100203 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100252 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100301 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100370 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100424 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100483 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100524 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100575 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100619 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100670 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100722 (executing program) 2022/09/29 02:29:26 fetching corpus: 975, signal 98150/100722 (executing program) 2022/09/29 02:29:29 starting 8 fuzzer processes 02:29:29 executing program 0: openat$full(0xffffffffffffff9c, &(0x7f0000004180), 0x102, 0x0) 02:29:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x76, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$sock_timeval(r0, 0x1, 0xa, &(0x7f0000000200)={0x77359400}, 0x10) 02:29:29 executing program 2: syz_emit_vhci(&(0x7f0000000200)=@HCI_EVENT_PKT={0x4, @hci_ev_clock_offset={{0x1c, 0x5}}}, 0x8) 02:29:29 executing program 3: syz_open_procfs(0xffffffffffffffff, &(0x7f0000000800)='net/vlan/vlan0\x00') 02:29:29 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDGKBDIACR(r0, 0x4b46, &(0x7f0000000b00)=""/11) 02:29:29 executing program 5: ioctl$sock_inet6_tcp_SIOCOUTQNSD(0xffffffffffffffff, 0x894b, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000004840), 0xffffffffffffffff) syz_io_uring_setup(0x4564, &(0x7f0000004a80), &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000004b00), &(0x7f0000004b40)) [ 64.930684] audit: type=1400 audit(1664418569.199:6): avc: denied { execmem } for pid=286 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 02:29:29 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:29:29 executing program 7: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) [ 66.348279] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 66.350002] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 66.351520] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.353585] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 66.368009] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 66.369878] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 66.370955] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.372393] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 66.374371] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 66.374699] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 66.376474] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 66.377470] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 66.379231] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.379736] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 66.380619] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 66.381322] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 66.382877] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 66.384302] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 66.388554] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 66.389498] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 66.389727] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 66.392104] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 66.393685] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.395427] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 66.395661] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 66.397633] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 66.398364] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 66.399735] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 66.401143] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 66.401382] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.402755] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 66.403646] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 66.404575] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 66.408974] Bluetooth: hci5: HCI_REQ-0x0c1a [ 66.410538] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 66.412231] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 66.415430] Bluetooth: hci4: HCI_REQ-0x0c1a [ 66.416352] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 66.417607] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 66.421023] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 66.423412] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 66.424388] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 66.430141] Bluetooth: hci2: HCI_REQ-0x0c1a [ 66.434932] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 66.436332] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 66.437759] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 66.443088] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 66.443133] Bluetooth: hci0: HCI_REQ-0x0c1a [ 66.444307] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 66.454133] Bluetooth: hci1: HCI_REQ-0x0c1a [ 66.462762] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 66.475789] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 66.476913] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 66.478014] Bluetooth: hci3: HCI_REQ-0x0c1a [ 66.490154] Bluetooth: hci7: HCI_REQ-0x0c1a [ 66.493127] Bluetooth: hci6: HCI_REQ-0x0c1a [ 68.432589] Bluetooth: hci4: command 0x0409 tx timeout [ 68.497427] Bluetooth: hci3: command 0x0409 tx timeout [ 68.497438] Bluetooth: hci0: command 0x0409 tx timeout [ 68.497667] Bluetooth: hci1: command 0x0409 tx timeout [ 68.498785] Bluetooth: hci2: command 0x0409 tx timeout [ 68.499249] Bluetooth: hci5: command 0x0409 tx timeout [ 68.561317] Bluetooth: hci6: command 0x0409 tx timeout [ 68.562510] Bluetooth: hci7: command 0x0409 tx timeout [ 70.481343] Bluetooth: hci4: command 0x041b tx timeout [ 70.545002] Bluetooth: hci2: command 0x041b tx timeout [ 70.545630] Bluetooth: hci1: command 0x041b tx timeout [ 70.546217] Bluetooth: hci3: command 0x041b tx timeout [ 70.546759] Bluetooth: hci0: command 0x041b tx timeout [ 70.547432] Bluetooth: hci5: command 0x041b tx timeout [ 70.608374] Bluetooth: hci7: command 0x041b tx timeout [ 70.608984] Bluetooth: hci6: command 0x041b tx timeout [ 72.528230] Bluetooth: hci4: command 0x040f tx timeout [ 72.592383] Bluetooth: hci5: command 0x040f tx timeout [ 72.592833] Bluetooth: hci0: command 0x040f tx timeout [ 72.593239] Bluetooth: hci3: command 0x040f tx timeout [ 72.593606] Bluetooth: hci1: command 0x040f tx timeout [ 72.593961] Bluetooth: hci2: command 0x040f tx timeout [ 72.656304] Bluetooth: hci6: command 0x040f tx timeout [ 72.656732] Bluetooth: hci7: command 0x040f tx timeout [ 74.576295] Bluetooth: hci4: command 0x0419 tx timeout [ 74.640777] Bluetooth: hci2: command 0x0419 tx timeout [ 74.641242] Bluetooth: hci1: command 0x0419 tx timeout [ 74.641611] Bluetooth: hci3: command 0x0419 tx timeout [ 74.641970] Bluetooth: hci0: command 0x0419 tx timeout [ 74.642371] Bluetooth: hci5: command 0x0419 tx timeout [ 74.704248] Bluetooth: hci7: command 0x0419 tx timeout [ 74.704705] Bluetooth: hci6: command 0x0419 tx timeout 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = syz_io_uring_setup(0x4f02, &(0x7f00000002c0), &(0x7f0000ffe000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000280)=@IORING_OP_FILES_UPDATE={0x14, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff], 0x2}, 0x0) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000340)=[0xffffffffffffffff], 0x1) io_uring_enter(r0, 0x6c64, 0x0, 0x0, 0x0, 0x0) 02:30:23 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newae={0x48, 0x1e, 0x303, 0x0, 0x0, {{@in=@remote}, @in=@local}, [@etimer_thresh={0x8}]}, 0x48}}, 0x0) 02:30:23 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newae={0x48, 0x1e, 0x303, 0x0, 0x0, {{@in=@remote}, @in=@local}, [@etimer_thresh={0x8}]}, 0x48}}, 0x0) [ 122.794247] audit: type=1400 audit(1664418627.062:7): avc: denied { open } for pid=3850 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 [ 122.795699] audit: type=1400 audit(1664418627.063:8): avc: denied { kernel } for pid=3850 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 [ 122.800838] ------------[ cut here ]------------ [ 122.800861] [ 122.800865] ====================================================== [ 122.800868] WARNING: possible circular locking dependency detected [ 122.800872] 6.0.0-rc7-next-20220928 #1 Not tainted [ 122.800879] ------------------------------------------------------ [ 122.800882] syz-executor.1/3851 is trying to acquire lock: [ 122.800889] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 122.800936] [ 122.800936] but task is already holding lock: [ 122.800939] ffff88800f4b4c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 122.800969] [ 122.800969] which lock already depends on the new lock. [ 122.800969] [ 122.800972] [ 122.800972] the existing dependency chain (in reverse order) is: [ 122.800975] [ 122.800975] -> #3 (&ctx->lock){....}-{2:2}: [ 122.800990] _raw_spin_lock+0x2a/0x40 [ 122.801003] __perf_event_task_sched_out+0x53b/0x18d0 [ 122.801017] __schedule+0xedd/0x2470 [ 122.801035] schedule+0xda/0x1b0 [ 122.801052] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.801064] syscall_exit_to_user_mode+0x19/0x40 [ 122.801080] do_syscall_64+0x48/0x90 [ 122.801091] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.801106] [ 122.801106] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 122.801120] _raw_spin_lock_nested+0x30/0x40 [ 122.801133] raw_spin_rq_lock_nested+0x1e/0x30 [ 122.801146] task_fork_fair+0x63/0x4d0 [ 122.801167] sched_cgroup_fork+0x3d0/0x540 [ 122.801183] copy_process+0x4183/0x6e20 [ 122.801194] kernel_clone+0xe7/0x890 [ 122.801204] user_mode_thread+0xad/0xf0 [ 122.801215] rest_init+0x24/0x250 [ 122.801229] arch_call_rest_init+0xf/0x14 [ 122.801250] start_kernel+0x4c6/0x4eb [ 122.801268] secondary_startup_64_no_verify+0xe0/0xeb [ 122.801284] [ 122.801284] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 122.801298] _raw_spin_lock_irqsave+0x39/0x60 [ 122.801312] try_to_wake_up+0xab/0x1930 [ 122.801326] up+0x75/0xb0 [ 122.801344] __up_console_sem+0x6e/0x80 [ 122.801361] console_unlock+0x46a/0x590 [ 122.801378] vprintk_emit+0x1bd/0x560 [ 122.801396] vprintk+0x84/0xa0 [ 122.801414] _printk+0xba/0xf1 [ 122.801428] kauditd_hold_skb.cold+0x3f/0x4e [ 122.801448] kauditd_send_queue+0x233/0x290 [ 122.801465] kauditd_thread+0x5da/0x9a0 [ 122.801480] kthread+0x2ed/0x3a0 [ 122.801496] ret_from_fork+0x22/0x30 [ 122.801509] [ 122.801509] -> #0 ((console_sem).lock){....}-{2:2}: [ 122.801523] __lock_acquire+0x2a02/0x5e70 [ 122.801542] lock_acquire+0x1a2/0x530 [ 122.801559] _raw_spin_lock_irqsave+0x39/0x60 [ 122.801572] down_trylock+0xe/0x70 [ 122.801591] __down_trylock_console_sem+0x3b/0xd0 [ 122.801609] vprintk_emit+0x16b/0x560 [ 122.801627] vprintk+0x84/0xa0 [ 122.801645] _printk+0xba/0xf1 [ 122.801658] report_bug.cold+0x72/0xab [ 122.801668] handle_bug+0x3c/0x70 [ 122.801678] exc_invalid_op+0x14/0x50 [ 122.801689] asm_exc_invalid_op+0x16/0x20 [ 122.801704] group_sched_out.part.0+0x2c7/0x460 [ 122.801715] ctx_sched_out+0x8f1/0xc10 [ 122.801726] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.801740] __schedule+0xedd/0x2470 [ 122.801757] schedule+0xda/0x1b0 [ 122.801774] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.801785] syscall_exit_to_user_mode+0x19/0x40 [ 122.801800] do_syscall_64+0x48/0x90 [ 122.801811] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.801826] [ 122.801826] other info that might help us debug this: [ 122.801826] [ 122.801829] Chain exists of: [ 122.801829] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 122.801829] [ 122.801845] Possible unsafe locking scenario: [ 122.801845] [ 122.801847] CPU0 CPU1 [ 122.801849] ---- ---- [ 122.801852] lock(&ctx->lock); [ 122.801857] lock(&rq->__lock); [ 122.801864] lock(&ctx->lock); [ 122.801871] lock((console_sem).lock); [ 122.801877] [ 122.801877] *** DEADLOCK *** [ 122.801877] [ 122.801879] 2 locks held by syz-executor.1/3851: [ 122.801886] #0: ffff88806ce37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 122.801919] #1: ffff88800f4b4c20 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 122.801949] [ 122.801949] stack backtrace: [ 122.801952] CPU: 0 PID: 3851 Comm: syz-executor.1 Not tainted 6.0.0-rc7-next-20220928 #1 [ 122.801965] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 122.801973] Call Trace: [ 122.801977] [ 122.801981] dump_stack_lvl+0x8b/0xb3 [ 122.801994] check_noncircular+0x263/0x2e0 [ 122.802012] ? format_decode+0x26c/0xb50 [ 122.802031] ? print_circular_bug+0x450/0x450 [ 122.802051] ? enable_ptr_key_workfn+0x20/0x20 [ 122.802071] ? perf_trace_lock+0x308/0x560 [ 122.802086] ? format_decode+0x26c/0xb50 [ 122.802108] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 122.802128] __lock_acquire+0x2a02/0x5e70 [ 122.802154] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 122.802180] lock_acquire+0x1a2/0x530 [ 122.802199] ? down_trylock+0xe/0x70 [ 122.802220] ? lock_release+0x750/0x750 [ 122.802244] ? vprintk+0x84/0xa0 [ 122.802265] _raw_spin_lock_irqsave+0x39/0x60 [ 122.802279] ? down_trylock+0xe/0x70 [ 122.802299] down_trylock+0xe/0x70 [ 122.802318] ? vprintk+0x84/0xa0 [ 122.802337] __down_trylock_console_sem+0x3b/0xd0 [ 122.802357] vprintk_emit+0x16b/0x560 [ 122.802378] vprintk+0x84/0xa0 [ 122.802398] _printk+0xba/0xf1 [ 122.802413] ? record_print_text.cold+0x16/0x16 [ 122.802433] ? report_bug.cold+0x66/0xab [ 122.802445] ? group_sched_out.part.0+0x2c7/0x460 [ 122.802458] report_bug.cold+0x72/0xab [ 122.802471] handle_bug+0x3c/0x70 [ 122.802483] exc_invalid_op+0x14/0x50 [ 122.802495] asm_exc_invalid_op+0x16/0x20 [ 122.802511] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 122.802525] Code: 5e 41 5f e9 cb a9 ef ff e8 c6 a9 ef ff 65 8b 1d db 12 ac 7e 31 ff 89 de e8 66 a6 ef ff 85 db 0f 84 8a 00 00 00 e8 a9 a9 ef ff <0f> 0b e9 a5 fe ff ff e8 9d a9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 122.802537] RSP: 0018:ffff88801bb3fc48 EFLAGS: 00010006 [ 122.802547] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 122.802555] RDX: ffff88803bbf1ac0 RSI: ffffffff815662f7 RDI: 0000000000000005 [ 122.802563] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 122.802571] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88800f4b4c00 [ 122.802579] R13: ffff88806ce3d140 R14: ffffffff8547cf00 R15: 0000000000000002 [ 122.802591] ? group_sched_out.part.0+0x2c7/0x460 [ 122.802606] ? group_sched_out.part.0+0x2c7/0x460 [ 122.802621] ctx_sched_out+0x8f1/0xc10 [ 122.802636] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.802654] ? lock_is_held_type+0xd7/0x130 [ 122.802671] ? __perf_cgroup_move+0x160/0x160 [ 122.802684] ? set_next_entity+0x304/0x550 [ 122.802704] ? update_curr+0x267/0x740 [ 122.802725] ? lock_is_held_type+0xd7/0x130 [ 122.802743] __schedule+0xedd/0x2470 [ 122.802764] ? io_schedule_timeout+0x150/0x150 [ 122.802785] ? __x64_sys_futex_time32+0x480/0x480 [ 122.802800] schedule+0xda/0x1b0 [ 122.802819] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.802832] syscall_exit_to_user_mode+0x19/0x40 [ 122.802849] do_syscall_64+0x48/0x90 [ 122.802861] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.802877] RIP: 0033:0x7fbb5d0cfb19 [ 122.802886] 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 [ 122.802897] RSP: 002b:00007fbb5a645218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 122.802908] RAX: 0000000000000001 RBX: 00007fbb5d1e2f68 RCX: 00007fbb5d0cfb19 [ 122.802916] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fbb5d1e2f6c [ 122.802924] RBP: 00007fbb5d1e2f60 R08: 000000000000000e R09: 0000000000000000 [ 122.802931] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fbb5d1e2f6c [ 122.802939] R13: 00007fff88a7e9df R14: 00007fbb5a645300 R15: 0000000000022000 [ 122.802954] [ 122.858848] WARNING: CPU: 0 PID: 3851 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 122.859515] Modules linked in: [ 122.859753] CPU: 0 PID: 3851 Comm: syz-executor.1 Not tainted 6.0.0-rc7-next-20220928 #1 [ 122.860342] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 122.861159] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 122.861566] Code: 5e 41 5f e9 cb a9 ef ff e8 c6 a9 ef ff 65 8b 1d db 12 ac 7e 31 ff 89 de e8 66 a6 ef ff 85 db 0f 84 8a 00 00 00 e8 a9 a9 ef ff <0f> 0b e9 a5 fe ff ff e8 9d a9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 122.862869] RSP: 0018:ffff88801bb3fc48 EFLAGS: 00010006 [ 122.863260] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 122.863776] RDX: ffff88803bbf1ac0 RSI: ffffffff815662f7 RDI: 0000000000000005 [ 122.864297] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 122.864824] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88800f4b4c00 [ 122.865359] R13: ffff88806ce3d140 R14: ffffffff8547cf00 R15: 0000000000000002 [ 122.865883] FS: 00007fbb5a645700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 122.866473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.866889] CR2: 00007fd89c5c8028 CR3: 000000001049a000 CR4: 0000000000350ef0 [ 122.867401] Call Trace: [ 122.867593] [ 122.867768] ctx_sched_out+0x8f1/0xc10 [ 122.868062] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.868447] ? lock_is_held_type+0xd7/0x130 [ 122.868771] ? __perf_cgroup_move+0x160/0x160 [ 122.869118] ? set_next_entity+0x304/0x550 [ 122.869438] ? update_curr+0x267/0x740 [ 122.869741] ? lock_is_held_type+0xd7/0x130 [ 122.870068] __schedule+0xedd/0x2470 [ 122.870359] ? io_schedule_timeout+0x150/0x150 [ 122.870699] ? __x64_sys_futex_time32+0x480/0x480 [ 122.871066] schedule+0xda/0x1b0 [ 122.871333] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.871697] syscall_exit_to_user_mode+0x19/0x40 [ 122.872045] do_syscall_64+0x48/0x90 [ 122.872324] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.872697] RIP: 0033:0x7fbb5d0cfb19 [ 122.872985] 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 [ 122.874282] RSP: 002b:00007fbb5a645218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 122.874857] RAX: 0000000000000001 RBX: 00007fbb5d1e2f68 RCX: 00007fbb5d0cfb19 [ 122.875372] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fbb5d1e2f6c [ 122.875895] RBP: 00007fbb5d1e2f60 R08: 000000000000000e R09: 0000000000000000 [ 122.876423] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fbb5d1e2f6c [ 122.876960] R13: 00007fff88a7e9df R14: 00007fbb5a645300 R15: 0000000000022000 [ 122.877499] [ 122.877680] irq event stamp: 938 [ 122.877930] hardirqs last enabled at (937): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 122.878620] hardirqs last disabled at (938): [] __schedule+0x1225/0x2470 [ 122.879228] softirqs last enabled at (702): [] __irq_exit_rcu+0x11b/0x180 [ 122.879845] softirqs last disabled at (371): [] __irq_exit_rcu+0x11b/0x180 [ 122.880457] ---[ end trace 0000000000000000 ]--- [ 129.232286] Bluetooth: hci2: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 02:30:27 Registers: info registers vcpu 0 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff823ba0ac RDI=ffffffff8765a980 RBP=ffffffff8765a940 RSP=ffff88801bb3f638 R8 =0000000000000007 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000002710 R13=0000000000000020 R14=fffffbfff0ecb580 R15=dffffc0000000000 RIP=ffffffff823ba101 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 00007fbb5a645700 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=00007fd89c5c8028 CR3=000000001049a000 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 00007fbb5d1b67c0 00007fbb5d1b67c8 YMM02=0000000000000000 0000000000000000 00007fbb5d1b67e0 00007fbb5d1b67c0 YMM03=0000000000000000 0000000000000000 00007fbb5d1b67c8 00007fbb5d1b67c0 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=dffffc0000000000 RBX=ffffffff81359cd0 RCX=0000000000000000 RDX=1ffff11007795eca RSI=ffffffff840da8d0 RDI=ffff88803bcaf6c0 RBP=ffff88803bcaf690 RSP=ffff88803bcaf5f0 R8 =ffffffff85edf9c0 R9 =ffffffff85edf9c4 R10=ffffed1007795ecc R11=ffff88803bcaf638 R12=ffff88803bcaf6c0 R13=0000000000000000 R14=ffff88801af61ac0 R15=0000000000000000 RIP=ffffffff81359cda RFL=00000282 [--S----] 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 00007f41ace17540 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=00007f41ad002620 CR3=000000000f2ba000 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 ff00ffffffffffff 0000000000000000 YMM01=0000000000000000 0000000000000000 0100010001000000 ffffffffffffffff YMM02=0000000000000000 0000000000000000 0500050005000000 455441564952505f YMM03=0000000000000000 0000000000000000 0000000000000000 000000564952505f YMM04=0000000000000000 0000000000000000 0003000500050005 0005000000455441 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