Warning: Permanently added '[localhost]:53230' (ECDSA) to the list of known hosts. 2022/09/20 11:46:51 fuzzer started 2022/09/20 11:46:51 dialing manager at localhost:34957 syzkaller login: [ 44.138767] cgroup: Unknown subsys name 'net' [ 44.226593] cgroup: Unknown subsys name 'rlimit' 2022/09/20 11:47:05 syscalls: 2215 2022/09/20 11:47:05 code coverage: enabled 2022/09/20 11:47:05 comparison tracing: enabled 2022/09/20 11:47:05 extra coverage: enabled 2022/09/20 11:47:05 setuid sandbox: enabled 2022/09/20 11:47:05 namespace sandbox: enabled 2022/09/20 11:47:05 Android sandbox: enabled 2022/09/20 11:47:05 fault injection: enabled 2022/09/20 11:47:05 leak checking: enabled 2022/09/20 11:47:05 net packet injection: enabled 2022/09/20 11:47:05 net device setup: enabled 2022/09/20 11:47:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/20 11:47:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/20 11:47:05 USB emulation: enabled 2022/09/20 11:47:05 hci packet injection: enabled 2022/09/20 11:47:05 wifi device emulation: failed to parse kernel version (6.0.0-rc6-next-20220920) 2022/09/20 11:47:05 802.15.4 emulation: enabled 2022/09/20 11:47:05 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/20 11:47:05 fetching corpus: 50, signal 29848/33046 (executing program) 2022/09/20 11:47:05 fetching corpus: 100, signal 43784/48078 (executing program) 2022/09/20 11:47:05 fetching corpus: 150, signal 51686/57008 (executing program) 2022/09/20 11:47:05 fetching corpus: 200, signal 60417/66508 (executing program) 2022/09/20 11:47:05 fetching corpus: 250, signal 68595/75243 (executing program) 2022/09/20 11:47:06 fetching corpus: 300, signal 71208/78703 (executing program) 2022/09/20 11:47:06 fetching corpus: 350, signal 75658/83712 (executing program) 2022/09/20 11:47:06 fetching corpus: 400, signal 80218/88769 (executing program) 2022/09/20 11:47:06 fetching corpus: 450, signal 83609/92682 (executing program) 2022/09/20 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program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/151896 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/151960 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152004 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152055 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152113 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152169 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152225 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152284 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152343 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152409 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152465 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152518 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152586 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152650 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152702 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152743 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152791 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152794 (executing program) 2022/09/20 11:47:11 fetching corpus: 2088, signal 148482/152794 (executing program) 2022/09/20 11:47:13 starting 8 fuzzer processes 11:47:13 executing program 0: syz_genetlink_get_family_id$team(&(0x7f0000000000), 0xffffffffffffffff) syz_genetlink_get_family_id$nl80211(&(0x7f000000a200), 0xffffffffffffffff) 11:47:13 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @empty}, 0x10) syz_emit_ethernet(0xbe, &(0x7f00000001c0)={@local, @empty, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0xb0, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @empty}, {0x0, 0x4e20, 0x9c, 0x0, @wg=@initiation={0x1, 0x0, "0cb0fae138cd1f2e03243f93be39f2c6d2a536c1f5f8d74a43b4c0bc27497234", "c04746ec5b12cf97d11a8bb546b56bcb9d3d359d9d4acaff8add614d1e90e4eab444f4e0c00eae0446225ae1436cfdf0", "ea96db76c1999c1a572451cf464ab9976bb3f922008ab90918dd869e", {"fba05ec01197a4559adff2fa54ac3691", "c0244d2350165cdb4de9cebb63137649"}}}}}}}, 0x0) 11:47:13 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x29, 0x50, 0x0, &(0x7f0000000080)=0x1b000000) [ 66.142974] audit: type=1400 audit(1663674433.656:6): avc: denied { execmem } for pid=287 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 11:47:13 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) 11:47:13 executing program 4: setresgid(0xffffffffffffffff, 0xffffffffffffffff, 0xee01) 11:47:13 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) fcntl$addseals(r0, 0x409, 0x0) 11:47:13 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000440), 0xffffffffffffffff) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 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) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 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={0x7, 0x7}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$NL80211_CMD_FRAME(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {{0x7e}, {@val={0x8}, @void}}}, 0x1c}}, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000400)=[{&(0x7f0000000480)=""/156, 0x9c}, {0x0}, {&(0x7f0000000540)=""/253, 0xfd}], 0x3, 0x7706170c, 0x4) 11:47:13 executing program 7: pselect6(0x40, &(0x7f0000000280), 0x0, &(0x7f0000000300), &(0x7f0000000340), 0x0) [ 67.366467] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.369985] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.371238] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.376626] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.378668] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.379869] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.381492] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.383068] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.384353] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.387622] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.389520] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.390958] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 67.391814] Bluetooth: hci0: HCI_REQ-0x0c1a [ 67.397839] Bluetooth: hci1: HCI_REQ-0x0c1a [ 67.453484] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.455962] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.458957] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.460932] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.461510] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.464208] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.485196] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 67.488524] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 67.490102] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.491262] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 67.492986] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 67.494397] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 67.495607] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 67.496754] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.498186] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 67.500743] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 67.501979] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.503059] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 67.504177] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 67.506139] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 67.507102] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.508313] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 67.511888] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 67.514841] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.517396] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 67.519190] Bluetooth: hci5: HCI_REQ-0x0c1a [ 67.520174] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 67.522008] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 67.525123] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 67.527607] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 67.529214] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 67.535231] Bluetooth: hci4: HCI_REQ-0x0c1a [ 67.555286] Bluetooth: hci2: HCI_REQ-0x0c1a [ 67.556462] Bluetooth: hci3: HCI_REQ-0x0c1a [ 67.583088] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 67.585932] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 67.587905] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 67.592387] Bluetooth: hci6: HCI_REQ-0x0c1a [ 67.629335] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 67.635056] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 67.637069] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 67.645068] Bluetooth: hci7: HCI_REQ-0x0c1a [ 69.450384] Bluetooth: hci1: command 0x0409 tx timeout [ 69.451225] Bluetooth: hci0: command 0x0409 tx timeout [ 69.577911] Bluetooth: hci3: command 0x0409 tx timeout [ 69.577947] Bluetooth: hci4: command 0x0409 tx timeout [ 69.579092] Bluetooth: hci2: command 0x0409 tx timeout [ 69.580253] Bluetooth: hci5: command 0x0409 tx timeout [ 69.642010] Bluetooth: hci6: command 0x0409 tx timeout [ 69.705935] Bluetooth: hci7: command 0x0409 tx timeout [ 71.497927] Bluetooth: hci1: command 0x041b tx timeout [ 71.498890] Bluetooth: hci0: command 0x041b tx timeout [ 71.625837] Bluetooth: hci5: command 0x041b tx timeout [ 71.627361] Bluetooth: hci2: command 0x041b tx timeout [ 71.628194] Bluetooth: hci4: command 0x041b tx timeout [ 71.629058] Bluetooth: hci3: command 0x041b tx timeout [ 71.689923] Bluetooth: hci6: command 0x041b tx timeout [ 71.753826] Bluetooth: hci7: command 0x041b tx timeout [ 73.545813] Bluetooth: hci0: command 0x040f tx timeout [ 73.546675] Bluetooth: hci1: command 0x040f tx timeout [ 73.673872] Bluetooth: hci3: command 0x040f tx timeout [ 73.674782] Bluetooth: hci4: command 0x040f tx timeout [ 73.675548] Bluetooth: hci2: command 0x040f tx timeout [ 73.676380] Bluetooth: hci5: command 0x040f tx timeout [ 73.737785] Bluetooth: hci6: command 0x040f tx timeout [ 73.801937] Bluetooth: hci7: command 0x040f tx timeout [ 75.593771] Bluetooth: hci1: command 0x0419 tx timeout [ 75.594269] Bluetooth: hci0: command 0x0419 tx timeout [ 75.721829] Bluetooth: hci5: command 0x0419 tx timeout [ 75.722299] Bluetooth: hci2: command 0x0419 tx timeout [ 75.723012] Bluetooth: hci4: command 0x0419 tx timeout [ 75.723416] Bluetooth: hci3: command 0x0419 tx timeout [ 75.785743] Bluetooth: hci6: command 0x0419 tx timeout [ 75.849753] Bluetooth: hci7: command 0x0419 tx timeout 11:48:12 executing program 4: setresgid(0xffffffffffffffff, 0xffffffffffffffff, 0xee01) 11:48:12 executing program 4: setresgid(0xffffffffffffffff, 0xffffffffffffffff, 0xee01) 11:48:12 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) 11:48:12 executing program 4: setresgid(0xffffffffffffffff, 0xffffffffffffffff, 0xee01) 11:48:12 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) 11:48:13 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) 11:48:13 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) 11:48:13 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x4156, 0x4) sendmmsg$inet(r0, &(0x7f0000002a00)=[{{&(0x7f0000000000)={0x2, 0x4e21}, 0x10, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000002480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)=""/203, 0xcb}}], 0x1, 0x40012000, 0x0) [ 126.272428] audit: type=1400 audit(1663674493.786:7): avc: denied { open } for pid=3918 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 126.274669] audit: type=1400 audit(1663674493.786:8): avc: denied { kernel } for pid=3918 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 126.288509] ------------[ cut here ]------------ [ 126.288541] [ 126.288547] ====================================================== [ 126.288552] WARNING: possible circular locking dependency detected [ 126.288559] 6.0.0-rc6-next-20220920 #1 Not tainted [ 126.288570] ------------------------------------------------------ [ 126.288575] syz-executor.6/3919 is trying to acquire lock: [ 126.288586] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 126.288643] [ 126.288643] but task is already holding lock: [ 126.288648] ffff88800e242020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 126.288694] [ 126.288694] which lock already depends on the new lock. [ 126.288694] [ 126.288703] [ 126.288703] the existing dependency chain (in reverse order) is: [ 126.288709] [ 126.288709] -> #3 (&ctx->lock){....}-{2:2}: [ 126.288732] _raw_spin_lock+0x2a/0x40 [ 126.288764] __perf_event_task_sched_out+0x53b/0x18d0 [ 126.288786] __schedule+0xedd/0x2470 [ 126.288807] schedule+0xda/0x1b0 [ 126.288828] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.288847] syscall_exit_to_user_mode+0x19/0x40 [ 126.288866] do_syscall_64+0x48/0x90 [ 126.288893] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.288927] [ 126.288927] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 126.288950] _raw_spin_lock_nested+0x30/0x40 [ 126.288979] raw_spin_rq_lock_nested+0x1e/0x30 [ 126.289001] task_fork_fair+0x63/0x4d0 [ 126.289029] sched_cgroup_fork+0x3d0/0x540 [ 126.289053] copy_process+0x4183/0x6e20 [ 126.289070] kernel_clone+0xe7/0x890 [ 126.289087] user_mode_thread+0xad/0xf0 [ 126.289105] rest_init+0x24/0x250 [ 126.289122] arch_call_rest_init+0xf/0x14 [ 126.289146] start_kernel+0x4c1/0x4e6 [ 126.289167] secondary_startup_64_no_verify+0xe0/0xeb [ 126.289190] [ 126.289190] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 126.289214] _raw_spin_lock_irqsave+0x39/0x60 [ 126.289244] try_to_wake_up+0xab/0x1930 [ 126.289266] up+0x75/0xb0 [ 126.289286] __up_console_sem+0x6e/0x80 [ 126.289312] console_unlock+0x46a/0x590 [ 126.289340] do_con_write+0xc05/0x1d50 [ 126.289359] con_write+0x21/0x40 [ 126.289377] n_tty_write+0x4d4/0xfe0 [ 126.289399] file_tty_write.constprop.0+0x49c/0x8f0 [ 126.289420] vfs_write+0x9c3/0xd90 [ 126.289460] ksys_write+0x127/0x250 [ 126.289490] do_syscall_64+0x3b/0x90 [ 126.289516] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.289549] [ 126.289549] -> #0 ((console_sem).lock){....}-{2:2}: [ 126.289573] __lock_acquire+0x2a02/0x5e70 [ 126.289601] lock_acquire+0x1a2/0x530 [ 126.289628] _raw_spin_lock_irqsave+0x39/0x60 [ 126.289658] down_trylock+0xe/0x70 [ 126.289679] __down_trylock_console_sem+0x3b/0xd0 [ 126.289707] vprintk_emit+0x16b/0x560 [ 126.289735] vprintk+0x84/0xa0 [ 126.289762] _printk+0xba/0xf1 [ 126.289779] report_bug.cold+0x72/0xab [ 126.289805] handle_bug+0x3c/0x70 [ 126.289833] exc_invalid_op+0x14/0x50 [ 126.289862] asm_exc_invalid_op+0x16/0x20 [ 126.289879] group_sched_out.part.0+0x2c7/0x460 [ 126.289898] ctx_sched_out+0x8f1/0xc10 [ 126.289915] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.289937] __schedule+0xedd/0x2470 [ 126.289958] schedule+0xda/0x1b0 [ 126.289978] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.289997] syscall_exit_to_user_mode+0x19/0x40 [ 126.290016] do_syscall_64+0x48/0x90 [ 126.290042] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.290075] [ 126.290075] other info that might help us debug this: [ 126.290075] [ 126.290080] Chain exists of: [ 126.290080] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 126.290080] [ 126.290105] Possible unsafe locking scenario: [ 126.290105] [ 126.290109] CPU0 CPU1 [ 126.290113] ---- ---- [ 126.290117] lock(&ctx->lock); [ 126.290126] lock(&rq->__lock); [ 126.290137] lock(&ctx->lock); [ 126.290148] lock((console_sem).lock); [ 126.290158] [ 126.290158] *** DEADLOCK *** [ 126.290158] [ 126.290161] 2 locks held by syz-executor.6/3919: [ 126.290173] #0: ffff88806ce37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 126.290221] #1: ffff88800e242020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 126.290270] [ 126.290270] stack backtrace: [ 126.290274] CPU: 0 PID: 3919 Comm: syz-executor.6 Not tainted 6.0.0-rc6-next-20220920 #1 [ 126.290296] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 126.290309] Call Trace: [ 126.290314] [ 126.290321] dump_stack_lvl+0x8b/0xb3 [ 126.290350] check_noncircular+0x263/0x2e0 [ 126.290379] ? format_decode+0x26c/0xb50 [ 126.290405] ? print_circular_bug+0x450/0x450 [ 126.290435] ? enable_ptr_key_workfn+0x20/0x20 [ 126.290462] ? format_decode+0x26c/0xb50 [ 126.290490] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 126.290520] __lock_acquire+0x2a02/0x5e70 [ 126.290558] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 126.290597] lock_acquire+0x1a2/0x530 [ 126.290626] ? down_trylock+0xe/0x70 [ 126.290652] ? lock_release+0x750/0x750 [ 126.290687] ? vprintk+0x84/0xa0 [ 126.290718] _raw_spin_lock_irqsave+0x39/0x60 [ 126.290749] ? down_trylock+0xe/0x70 [ 126.290773] down_trylock+0xe/0x70 [ 126.290796] ? vprintk+0x84/0xa0 [ 126.290825] __down_trylock_console_sem+0x3b/0xd0 [ 126.290855] vprintk_emit+0x16b/0x560 [ 126.290888] vprintk+0x84/0xa0 [ 126.290918] _printk+0xba/0xf1 [ 126.290936] ? record_print_text.cold+0x16/0x16 [ 126.290962] ? report_bug.cold+0x66/0xab [ 126.290991] ? group_sched_out.part.0+0x2c7/0x460 [ 126.291012] report_bug.cold+0x72/0xab [ 126.291042] handle_bug+0x3c/0x70 [ 126.291069] exc_invalid_op+0x14/0x50 [ 126.291098] asm_exc_invalid_op+0x16/0x20 [ 126.291118] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 126.291141] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 126.291161] RSP: 0018:ffff88803f26fc48 EFLAGS: 00010006 [ 126.291176] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 126.291190] RDX: ffff8880188a9ac0 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 126.291203] RBP: ffff888008668000 R08: 0000000000000005 R09: 0000000000000001 [ 126.291216] R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff88800e242000 [ 126.291229] R13: ffff88806ce3d140 R14: ffffffff8547cec0 R15: 0000000000000002 [ 126.291249] ? group_sched_out.part.0+0x2c7/0x460 [ 126.291272] ? group_sched_out.part.0+0x2c7/0x460 [ 126.291295] ctx_sched_out+0x8f1/0xc10 [ 126.291318] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.291345] ? lock_is_held_type+0xd7/0x130 [ 126.291367] ? __perf_cgroup_move+0x160/0x160 [ 126.291388] ? set_next_entity+0x304/0x550 [ 126.291418] ? update_curr+0x267/0x740 [ 126.291450] ? lock_is_held_type+0xd7/0x130 [ 126.291472] __schedule+0xedd/0x2470 [ 126.291499] ? io_schedule_timeout+0x150/0x150 [ 126.291525] ? rcu_read_lock_sched_held+0x3e/0x80 [ 126.291560] schedule+0xda/0x1b0 [ 126.291583] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.291605] syscall_exit_to_user_mode+0x19/0x40 [ 126.291626] do_syscall_64+0x48/0x90 [ 126.291654] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.291688] RIP: 0033:0x7f2ab42e6b19 [ 126.291703] 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 [ 126.291722] RSP: 002b:00007f2ab185c218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 126.291741] RAX: 0000000000000001 RBX: 00007f2ab43f9f68 RCX: 00007f2ab42e6b19 [ 126.291754] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f2ab43f9f6c [ 126.291767] RBP: 00007f2ab43f9f60 R08: 000000000000000e R09: 0000000000000000 [ 126.291779] R10: 0000000000000004 R11: 0000000000000246 R12: 00007f2ab43f9f6c [ 126.291792] R13: 00007fff17d443bf R14: 00007f2ab185c300 R15: 0000000000022000 [ 126.291815] [ 126.383054] WARNING: CPU: 0 PID: 3919 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 126.384272] Modules linked in: [ 126.384697] CPU: 0 PID: 3919 Comm: syz-executor.6 Not tainted 6.0.0-rc6-next-20220920 #1 [ 126.385583] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 126.387016] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 126.387621] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 126.389629] RSP: 0018:ffff88803f26fc48 EFLAGS: 00010006 [ 126.390281] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 126.391135] RDX: ffff8880188a9ac0 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 126.391983] RBP: ffff888008668000 R08: 0000000000000005 R09: 0000000000000001 [ 126.392833] R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff88800e242000 [ 126.393769] R13: ffff88806ce3d140 R14: ffffffff8547cec0 R15: 0000000000000002 [ 126.394712] FS: 00007f2ab185c700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 126.395822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.396603] CR2: 00007f1204c5c028 CR3: 000000003de3a000 CR4: 0000000000350ef0 [ 126.397517] Call Trace: [ 126.397839] [ 126.398177] ctx_sched_out+0x8f1/0xc10 [ 126.398757] __perf_event_task_sched_out+0x6d0/0x18d0 [ 126.399389] ? lock_is_held_type+0xd7/0x130 [ 126.399951] ? __perf_cgroup_move+0x160/0x160 [ 126.400627] ? set_next_entity+0x304/0x550 [ 126.401150] ? update_curr+0x267/0x740 [ 126.401767] ? lock_is_held_type+0xd7/0x130 [ 126.402290] __schedule+0xedd/0x2470 [ 126.402750] ? io_schedule_timeout+0x150/0x150 [ 126.403384] ? rcu_read_lock_sched_held+0x3e/0x80 [ 126.403974] schedule+0xda/0x1b0 [ 126.404389] exit_to_user_mode_prepare+0x114/0x1a0 [ 126.404980] syscall_exit_to_user_mode+0x19/0x40 [ 126.405557] do_syscall_64+0x48/0x90 [ 126.406013] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 126.406624] RIP: 0033:0x7f2ab42e6b19 [ 126.407068] 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 [ 126.409159] RSP: 002b:00007f2ab185c218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 126.410062] RAX: 0000000000000001 RBX: 00007f2ab43f9f68 RCX: 00007f2ab42e6b19 [ 126.410889] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f2ab43f9f6c [ 126.411715] RBP: 00007f2ab43f9f60 R08: 000000000000000e R09: 0000000000000000 [ 126.412539] R10: 0000000000000004 R11: 0000000000000246 R12: 00007f2ab43f9f6c [ 126.413365] R13: 00007fff17d443bf R14: 00007f2ab185c300 R15: 0000000000022000 [ 126.414203] [ 126.414483] irq event stamp: 1016 [ 126.414885] hardirqs last enabled at (1015): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 126.415960] hardirqs last disabled at (1016): [] __schedule+0x1225/0x2470 [ 126.416917] softirqs last enabled at (428): [] __irq_exit_rcu+0x11b/0x180 [ 126.417915] softirqs last disabled at (415): [] __irq_exit_rcu+0x11b/0x180 [ 126.418911] ---[ end trace 0000000000000000 ]--- [ 126.799474] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 126.837684] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 126.849155] syz-executor.6 (3919) used greatest stack depth: 22808 bytes left [ 131.145819] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 131.209762] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 131.209770] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 131.210599] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 131.212193] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 135.369860] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 135.433751] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 135.497750] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 135.497755] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 135.499925] Bluetooth: hci4: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 11:48:14 Registers: info registers vcpu 0 RAX=0000000000000079 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b1551 RDI=ffffffff87643ba0 RBP=ffffffff87643b60 RSP=ffff88803f26f698 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000079 R11=0000000000000001 R12=0000000000000079 R13=ffffffff87643b60 R14=0000000000000010 R15=ffffffff822b1540 RIP=ffffffff822b15a9 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 00007f2ab185c700 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=00007f1204c5c028 CR3=000000003de3a000 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 ffffffffffffffff ff00000000000000 YMM01=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff YMM02=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff YMM03=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff 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=1ffff11003770e2f RBX=ffff888017f9c078 RCX=1ffff11002079cb6 RDX=dffffc0000000000 RSI=ffff8880188ce500 RDI=ffff88801bb87178 RBP=ffff8880188ce400 RSP=ffff88803e017a78 R8 =0000000000000001 R9 =0000000000000246 R10=ffffed1007c02f3d R11=0000000000000001 R12=ffff88803dd57638 R13=0000000000000000 R14=ffff88801bb87148 R15=ffff88803dd575f0 RIP=ffffffff817bd776 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 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=00007f6ed68a5000 CR3=000000000d8ce000 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 ffffffffffffffff ffffffffffffffff YMM02=0000000000000000 0000000000000000 00524f5252450040 0000000000000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 0000000000000000 00000000000000ff 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