WARNING: possible circular locking dependency detected 4.15.0-rc3+ #220 Not tainted ------------------------------------------------------ syz-executor1/11779 is trying to acquire lock: (&ctx->mutex){+.+.}, at: [<000000003d0a3938>] perf_event_ctx_lock_nested+0x21b/0x450 kernel/events/core.c:1249 but task is already holding lock: (&pipe->mutex/1){+.+.}, at: [<00000000c83a2e71>] pipe_lock_nested fs/pipe.c:67 [inline] (&pipe->mutex/1){+.+.}, at: [<00000000c83a2e71>] pipe_lock+0x56/0x70 fs/pipe.c:75 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #8 (&pipe->mutex/1){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 pipe_lock_nested fs/pipe.c:67 [inline] pipe_lock+0x56/0x70 fs/pipe.c:75 iter_file_splice_write+0x264/0xf30 fs/splice.c:699 do_splice_from fs/splice.c:851 [inline] do_splice fs/splice.c:1147 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x7d5/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #7 (sb_writers){.+.+}: __wake_up_common_lock+0x190/0x310 kernel/sched/wait.c:124 __wake_up+0xe/0x10 kernel/sched/wait.c:149 fsnotify_add_event+0x35d/0x5f0 fs/notify/notification.c:138 inotify_handle_event+0x1a6/0x480 fs/notify/inotify/inotify_fsnotify.c:113 inotify_ignored_and_remove_idr+0x32/0x80 fs/notify/inotify/inotify_user.c:476 -> #6 ((completion)&req.done){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 complete_acquire include/linux/completion.h:40 [inline] __wait_for_common kernel/sched/completion.c:109 [inline] wait_for_common kernel/sched/completion.c:123 [inline] wait_for_completion+0xcb/0x7b0 kernel/sched/completion.c:144 devtmpfs_create_node+0x32b/0x4a0 drivers/base/devtmpfs.c:115 device_add+0x120f/0x1640 drivers/base/core.c:1824 device_create_groups_vargs+0x1f3/0x250 drivers/base/core.c:2430 device_create_vargs drivers/base/core.c:2470 [inline] device_create+0xda/0x110 drivers/base/core.c:2506 msr_device_create+0x26/0x40 arch/x86/kernel/msr.c:188 cpuhp_invoke_callback+0x2ea/0x1d20 kernel/cpu.c:182 cpuhp_thread_fun+0x48e/0x7e0 kernel/cpu.c:571 smpboot_thread_fn+0x450/0x7c0 kernel/smpboot.c:164 kthread+0x37a/0x440 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441 -> #5 (cpuhp_state-up){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 cpuhp_lock_acquire kernel/cpu.c:85 [inline] cpuhp_invoke_ap_callback kernel/cpu.c:605 [inline] cpuhp_issue_call+0x1e5/0x520 kernel/cpu.c:1495 __cpuhp_setup_state_cpuslocked+0x282/0x600 kernel/cpu.c:1642 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state include/linux/cpuhotplug.h:201 [inline] page_writeback_init+0x4d/0x71 mm/page-writeback.c:2081 pagecache_init+0x48/0x4f mm/filemap.c:977 start_kernel+0x6bc/0x74f init/main.c:695 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #4 (cpuhp_state_mutex){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 __cpuhp_setup_state_cpuslocked+0x5b/0x600 kernel/cpu.c:1617 __cpuhp_setup_state+0xb0/0x140 kernel/cpu.c:1671 cpuhp_setup_state_nocalls include/linux/cpuhotplug.h:229 [inline] kvm_guest_init+0x1f3/0x20f arch/x86/kernel/kvm.c:528 setup_arch+0x17e8/0x1a02 arch/x86/kernel/setup.c:1266 start_kernel+0xa5/0x74f init/main.c:530 x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:378 x86_64_start_kernel+0x77/0x7a arch/x86/kernel/head64.c:359 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:237 -> #3 (cpu_hotplug_lock.rw_sem){++++}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:293 static_key_slow_inc+0x9d/0x3c0 kernel/jump_label.c:123 tracepoint_add_func kernel/tracepoint.c:223 [inline] tracepoint_probe_register_prio+0x80d/0x9a0 kernel/tracepoint.c:283 tracepoint_probe_register+0x2a/0x40 kernel/tracepoint.c:304 trace_event_reg+0x167/0x320 kernel/trace/trace_events.c:305 perf_trace_event_reg kernel/trace/trace_event_perf.c:122 [inline] perf_trace_event_init kernel/trace/trace_event_perf.c:197 [inline] perf_trace_init+0x4ef/0xab0 kernel/trace/trace_event_perf.c:221 perf_tp_event_init+0x7d/0xf0 kernel/events/core.c:7956 perf_try_init_event+0xc9/0x1f0 kernel/events/core.c:9182 perf_init_event kernel/events/core.c:9220 [inline] perf_event_alloc+0x1cc6/0x2b00 kernel/events/core.c:9484 SYSC_perf_event_open+0x842/0x2f10 kernel/events/core.c:9939 SyS_perf_event_open+0x39/0x50 kernel/events/core.c:9825 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #2 (tracepoints_mutex){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 tracepoint_probe_register_prio+0xa0/0x9a0 kernel/tracepoint.c:279 tracepoint_probe_register+0x2a/0x40 kernel/tracepoint.c:304 trace_event_reg+0x167/0x320 kernel/trace/trace_events.c:305 perf_trace_event_reg kernel/trace/trace_event_perf.c:122 [inline] perf_trace_event_init kernel/trace/trace_event_perf.c:197 [inline] perf_trace_init+0x4ef/0xab0 kernel/trace/trace_event_perf.c:221 perf_tp_event_init+0x7d/0xf0 kernel/events/core.c:7956 perf_try_init_event+0xc9/0x1f0 kernel/events/core.c:9182 perf_init_event kernel/events/core.c:9220 [inline] perf_event_alloc+0x1cc6/0x2b00 kernel/events/core.c:9484 SYSC_perf_event_open+0x842/0x2f10 kernel/events/core.c:9939 SyS_perf_event_open+0x39/0x50 kernel/events/core.c:9825 entry_SYSCALL_64_fastpath+0x1f/0x96 -> #1 (event_mutex){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 perf_trace_init+0x58/0xab0 kernel/trace/trace_event_perf.c:216 perf_tp_event_init+0x7d/0xf0 kernel/events/core.c:7956 perf_try_init_event+0xc9/0x1f0 kernel/events/core.c:9182 perf_init_event kernel/events/core.c:9204 [inline] perf_event_alloc+0x1005/0x2b00 kernel/events/core.c:9484 inherit_event.isra.92+0x15b/0x920 kernel/events/core.c:10698 inherit_group kernel/events/core.c:10789 [inline] inherit_task_group.isra.94.part.95+0x73/0x240 kernel/events/core.c:10847 inherit_task_group kernel/events/core.c:10827 [inline] perf_event_init_context kernel/events/core.c:10898 [inline] perf_event_init_task+0x348/0x890 kernel/events/core.c:10966 copy_process.part.36+0x173b/0x4ae0 kernel/fork.c:1727 copy_process kernel/fork.c:1566 [inline] _do_fork+0x1ef/0xff0 kernel/fork.c:2045 SYSC_clone kernel/fork.c:2155 [inline] SyS_clone+0x37/0x50 kernel/fork.c:2149 do_syscall_64+0x26c/0x920 arch/x86/entry/common.c:285 return_from_SYSCALL_64+0x0/0x75 -> #0 (&ctx->mutex){+.+.}: check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 perf_event_ctx_lock_nested+0x21b/0x450 kernel/events/core.c:1249 perf_event_ctx_lock kernel/events/core.c:1262 [inline] perf_read+0xb9/0x970 kernel/events/core.c:4507 do_loop_readv_writev fs/read_write.c:673 [inline] do_iter_read+0x3db/0x5b0 fs/read_write.c:897 vfs_readv+0x121/0x1c0 fs/read_write.c:959 kernel_readv fs/splice.c:361 [inline] default_file_splice_read+0x508/0xae0 fs/splice.c:416 do_splice_to+0x110/0x170 fs/splice.c:880 do_splice fs/splice.c:1173 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x11a8/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 other info that might help us debug this: Chain exists of: &ctx->mutex --> sb_writers --> &pipe->mutex/1 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&pipe->mutex/1); lock(sb_writers); lock(&pipe->mutex/1); lock(&ctx->mutex); *** DEADLOCK *** 1 lock held by syz-executor1/11779: #0: (&pipe->mutex/1){+.+.}, at: [<00000000c83a2e71>] pipe_lock_nested fs/pipe.c:67 [inline] #0: (&pipe->mutex/1){+.+.}, at: [<00000000c83a2e71>] pipe_lock+0x56/0x70 fs/pipe.c:75 stack backtrace: CPU: 0 PID: 11779 Comm: syz-executor1 Not tainted 4.15.0-rc3+ #220 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 print_circular_bug+0x42d/0x610 kernel/locking/lockdep.c:1271 check_prev_add+0x666/0x15f0 kernel/locking/lockdep.c:1914 check_prevs_add kernel/locking/lockdep.c:2031 [inline] validate_chain kernel/locking/lockdep.c:2473 [inline] __lock_acquire+0x3498/0x47f0 kernel/locking/lockdep.c:3500 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 perf_event_ctx_lock_nested+0x21b/0x450 kernel/events/core.c:1249 perf_event_ctx_lock kernel/events/core.c:1262 [inline] perf_read+0xb9/0x970 kernel/events/core.c:4507 do_loop_readv_writev fs/read_write.c:673 [inline] do_iter_read+0x3db/0x5b0 fs/read_write.c:897 vfs_readv+0x121/0x1c0 fs/read_write.c:959 kernel_readv fs/splice.c:361 [inline] default_file_splice_read+0x508/0xae0 fs/splice.c:416 do_splice_to+0x110/0x170 fs/splice.c:880 do_splice fs/splice.c:1173 [inline] SYSC_splice fs/splice.c:1402 [inline] SyS_splice+0x11a8/0x1630 fs/splice.c:1382 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f280ee3cc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39 RDX: 0000000000000016 RSI: 0000000000000000 RDI: 0000000000000017 RBP: 000000000000039b R08: 0000000100000001 R09: 000000000000000e R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f3728 R13: 00000000ffffffff R14: 00007f280ee3d6d4 R15: 0000000000000000 binder: BINDER_SET_CONTEXT_MGR already set binder: 11770:11781 ioctl 40046207 0 returned -16 binder_alloc: 11770: binder_alloc_buf, no vma binder: 11770:11781 transaction failed 29189/-3, size 0-0 line 2890 binder: 11770:11781 ioctl 1 20001000 returned -22 binder: 11770:11781 ERROR: BC_REGISTER_LOOPER called without request binder: 11770:11781 got transaction to invalid handle binder: 11770:11781 transaction failed 29201/-22, size 88-24 line 2775 device gre0 entered promiscuous mode kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008e data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008c data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008a data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000088 data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000086 data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008e data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008c data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x4000008a data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000088 data 0x47 kvm [11733]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000086 data 0x47 nla_parse: 5 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. binder: 11770:11772 ioctl c0306201 20900fd0 returned -14 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 11770:11772 transaction 88 out, still active binder: undelivered TRANSACTION_COMPLETE rpcbind: RPC call returned error 22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 88, target dead rpcbind: RPC call returned error 22 device gre0 entered promiscuous mode QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl syz-executor7 (11920): /proc/11917/oom_adj is deprecated, please use /proc/11917/oom_score_adj instead. QAT: Invalid ioctl syz-executor3: vmalloc: allocation failure: 17179082752 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor3 cpuset=/ mems_allowed=0 CPU: 1 PID: 11928 Comm: syz-executor3 Not tainted 4.15.0-rc3+ #220 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 warn_alloc+0x19a/0x2b0 mm/page_alloc.c:3288 __vmalloc_node_range+0x4f0/0x650 mm/vmalloc.c:1775 __vmalloc_node mm/vmalloc.c:1804 [inline] __vmalloc_node_flags_caller+0x50/0x60 mm/vmalloc.c:1826 kvmalloc_node+0x82/0xd0 mm/util.c:406 kvmalloc include/linux/mm.h:541 [inline] kvmalloc_array include/linux/mm.h:557 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1690 net/ipv6/netfilter/ip6_tables.c:705 do_replace net/ipv6/netfilter/ip6_tables.c:1168 [inline] do_ip6t_set_ctl+0x34b/0x5c0 net/ipv6/netfilter/ip6_tables.c:1694 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:927 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2872 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2968 SYSC_setsockopt net/socket.c:1829 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1808 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x452a39 RSP: 002b:00007f43ae46ac58 EFLAGS: 00000212 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39 RDX: 0000000000000040 RSI: 0000000000000029 RDI: 000000000000001d RBP: 0000000000000048 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000020001fde R11: 0000000000000212 R12: 00000000006ee760 R13: 00000000ffffffff R14: 00007f43ae46b6d4 R15: 0000000000000000 Mem-Info: active_anon:160814 inactive_anon:33 isolated_anon:0 active_file:3665 inactive_file:7438 isolated_file:0 unevictable:0 dirty:64 writeback:0 unstable:0 slab_reclaimable:8242 slab_unreclaimable:98006 mapped:22981 shmem:60 pagetables:1034 bounce:0 free:1327840 free_pcp:371 free_cma:0 Node 0 active_anon:643256kB inactive_anon:132kB active_file:14660kB inactive_file:29752kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:91924kB dirty:256kB writeback:0kB shmem:240kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 106496kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2882 6395 6395 Node 0 DMA32 free:2953180kB min:30384kB low:37980kB high:45576kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2953948kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 3513 3513 Node 0 Normal free:2342272kB min:37032kB low:46288kB high:55544kB active_anon:643256kB inactive_anon:132kB active_file:14660kB inactive_file:29752kB unevictable:0kB writepending:160kB present:4718592kB managed:3597640kB mlocked:0kB kernel_stack:4864kB pagetables:4136kB bounce:0kB free_pcp:724kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 3*4kB (M) 4*8kB (UM) 3*16kB (UM) 2*32kB (M) 3*64kB (UM) 3*128kB (M) 5*256kB (UM) 4*512kB (UM) 2*1024kB (UM) 3*2048kB (UM) 718*4096kB (M) = 2953180kB Node 0 Normal: 264*4kB (UE) 106*8kB (UME) 505*16kB (UME) 1025*32kB (UM) 1172*64kB (UME) 319*128kB (UME) 232*256kB (UM) 67*512kB (UM) 43*1024kB (UME) 15*2048kB (UME) 492*4096kB (UM) = 2342304kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11162 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 324105 pages reserved netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. SELinux: unrecognized netlink message: protocol=9 nlmsg_type=46 sclass=netlink_audit_socket pig=12003 comm=syz-executor0 netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. SELinux: unrecognized netlink message: protocol=9 nlmsg_type=46 sclass=netlink_audit_socket pig=12018 comm=syz-executor0 RDS: rds_bind could not find a transport for 224.0.0.2, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 224.0.0.2, load rds_tcp or rds_rdma? device gre0 entered promiscuous mode netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. dccp_invalid_packet: P.Data Offset(0) too small dccp_invalid_packet: P.Data Offset(0) too small kvm: vcpu 2: requested 10176 ns lapic timer period limited to 500000 ns SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=12209 comm=syz-executor5 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4 sclass=netlink_route_socket pig=12209 comm=syz-executor5 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=12209 comm=syz-executor5 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4 sclass=netlink_route_socket pig=12218 comm=syz-executor5 netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. binder: 12263 RLIMIT_NICE not set binder: 12258:12263 BC_DEAD_BINDER_DONE 0000000000000004 not found binder: 12263 RLIMIT_NICE not set binder: 12258:12269 DecRefs 0 refcount change on invalid ref 2 ret -22 binder: 12263 RLIMIT_NICE not set futex_wake_op: syz-executor7 tries to shift op by -1; fix this program binder: 12258:12269 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 12258 invalid dec weak, ref 93 desc 0 s 1 w 0 binder: 12258:12269 DecRefs 0 refcount change on invalid ref 4 ret -22 device gre0 entered promiscuous mode binder: 12258:12269 unknown command 0 binder: 12258:12269 ioctl c0306201 2000bfd0 returned -22 binder: 12258:12269 Acquire 1 refcount change on invalid ref 0 ret -22 binder: 12258:12294 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 12258:12291 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 12294 RLIMIT_NICE not set binder: 12294 RLIMIT_NICE not set futex_wake_op: syz-executor7 tries to shift op by -1; fix this program binder: 12258:12291 DecRefs 0 refcount change on invalid ref 2 ret -22 binder: 12258:12291 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: undelivered death notification, 0000000000000000 kauditd_printk_skb: 223 callbacks suppressed audit: type=1400 audit(1513263094.173:991): avc: denied { ipc_owner } for pid=12315 comm="syz-executor7" capability=15 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 device gre0 entered promiscuous mode audit: type=1400 audit(1513263094.278:992): avc: denied { setgid } for pid=12362 comm="syz-executor3" capability=6 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513263094.462:993): avc: denied { setuid } for pid=12396 comm="syz-executor4" capability=7 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 audit: type=1400 audit(1513263094.523:994): avc: denied { attach_queue } for pid=12393 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=tun_socket permissive=1 binder: 12431:12438 transaction failed 29189/-22, size 64-48 line 2775 device gre0 entered promiscuous mode IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready binder_alloc: binder_alloc_mmap_handler: 12431 20000000-20002000 already mapped failed -16 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready binder: 12431:12448 transaction failed 29189/-22, size 64-48 line 2775 binder: 12480:12481 transaction failed 29189/-22, size 64-48 line 2775 binder: 12486:12493 unknown command 0 binder: 12480:12481 transaction failed 29189/-22, size 64-48 line 2775 binder: 12486:12506 BC_FREE_BUFFER u0000000000000000 no match binder: 12486:12506 ERROR: BC_REGISTER_LOOPER called without request audit: type=1400 audit(1513263094.993:995): avc: denied { transfer } for pid=12486 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder_alloc: binder_alloc_mmap_handler: 12486 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 12486:12517 ioctl 40046207 0 returned -16 binder: 12486:12517 unknown command 0 binder: 12486:12517 ioctl c0306201 2000a000 returned -22 binder_alloc: 12486: binder_alloc_buf, no vma binder: 12486:12517 transaction failed 29189/-3, size 24-8 line 2890 binder: 12486:12493 ioctl c0306201 2000a000 returned -22 binder: undelivered transaction 101, process died. audit: type=1400 audit(1513263095.788:996): avc: denied { map } for pid=12704 comm="syz-executor1" path="socket:[44465]" dev="sockfs" ino=44465 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 kvm: pic: non byte read binder_alloc: binder_alloc_mmap_handler: 12801 20000000-20002000 already mapped failed -16 device gre0 entered promiscuous mode nla_parse: 3 callbacks suppressed netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. audit: type=1400 audit(1513263096.792:997): avc: denied { dyntransition } for pid=12924 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0 tclass=process permissive=1 binder: 12906:12913 BC_CLEAR_DEATH_NOTIFICATION death notification cookie mismatch 0000000000000000 != 0000000000000003 binder: 12906:12913 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 12906:12913 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 rfkill: input handler disabled rfkill: input handler enabled irq bypass consumer (token 000000001fa369e8) registration fails: -16 device lo entered promiscuous mode device lo left promiscuous mode netlink: 54 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 54 bytes leftover after parsing attributes in process `syz-executor6'. kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008f data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008e data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008d data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008c data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008b data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x4000008a data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000089 data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000088 data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000087 data 0x0 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000086 data 0x0 audit: type=1400 audit(1513263097.546:998): avc: denied { set_context_mgr } for pid=13130 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder: 13130:13131 got transaction with invalid offset (72, min 72 max 72) or object. binder: 13130:13131 transaction failed 29201/-22, size 72-32 line 2953 audit: type=1400 audit(1513263097.550:999): avc: denied { call } for pid=13130 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder_alloc: binder_alloc_mmap_handler: 13130 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 13130:13131 ioctl 40046207 0 returned -16 binder_alloc: 13130: binder_alloc_buf, no vma binder: 13130:13132 transaction failed 29189/-3, size 72-32 line 2890 kvm [13047]: vcpu0, guest rIP: 0x9115 Hyper-V uhandled wrmsr: 0x40000020 data 0x0 device gre0 entered promiscuous mode Option 'Q9z̧ƒh' to dns_resolver key: bad/missing value QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl device gre0 entered promiscuous mode audit: type=1400 audit(1513263098.204:1000): avc: denied { ipc_lock } for pid=13238 comm="syz-executor7" capability=14 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 device gre0 entered promiscuous mode SELinux: unrecognized netlink message: protocol=4 nlmsg_type=17 sclass=netlink_tcpdiag_socket pig=13243 comm=syz-executor4 device gre0 entered promiscuous mode device gre0 entered promiscuous mode binder: 13313:13318 BC_FREE_BUFFER u0000000000000000 no match binder: 13313:13318 BC_FREE_BUFFER u0000000000000000 no match device gre0 left promiscuous mode device gre0 entered promiscuous mode device gre0 entered promiscuous mode netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. QAT: Invalid ioctl QAT: Invalid ioctl SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=13596 comm=syz-executor6 audit: type=1400 audit(1513263099.523:1001): avc: denied { net_broadcast } for pid=13594 comm="syz-executor6" capability=11 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=13596 comm=syz-executor6 audit: type=1400 audit(1513263099.523:1002): avc: denied { read } for pid=13594 comm="syz-executor6" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=13596 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=13596 comm=syz-executor6 audit: type=1400 audit(1513263099.831:1003): avc: denied { map } for pid=13623 comm="syz-executor0" path="/dev/hwrng" dev="devtmpfs" ino=8903 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:random_device_t:s0 tclass=chr_file permissive=1 RDS: rds_bind could not find a transport for 172.20.4.170, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 172.20.4.170, load rds_tcp or rds_rdma?