| TITLE: INFO: task hung in corrupted |
| TYPE: HANG |
| CORRUPTED: Y |
| |
| [ 246.707981] FAULT_INJECTION: forcing a failure. |
| [ 246.707981] name failslab, interval 1, probability 0, space 0, times 0 |
| [ 246.710089] FAULT_INJECTION: forcing a failure. |
| [ 246.710089] name failslab, interval 1, probability 0, space 0, times 0 |
| [ 246.719347] CPU: 0 PID: 20676 Comm: syz-executor0 Not tainted 4.16.0+ #288 |
| [ 246.737437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 246.746779] Call Trace: |
| [ 246.749360] dump_stack+0x1a7/0x27d |
| [ 246.752980] ? arch_local_irq_restore+0x53/0x53 |
| [ 246.757635] ? unwind_get_return_address+0x61/0xa0 |
| [ 246.762551] ? __save_stack_trace+0x7e/0xd0 |
| [ 246.766861] should_fail+0x914/0xae0 |
| [ 246.770559] ? fault_create_debugfs_attr+0x1f0/0x1f0 |
| [ 246.775646] ? save_stack+0xa3/0xd0 |
| [ 246.779258] ? save_stack+0x43/0xd0 |
| [ 246.782872] ? kasan_kmalloc+0xad/0xe0 |
| [ 246.786744] ? __kmalloc_node_track_caller+0x47/0x70 |
| [ 246.791834] ? __kmalloc_reserve.isra.39+0x41/0xd0 |
| [ 246.796744] ? __alloc_skb+0x12a/0x760 |
| [ 246.800618] ? __ip_append_data.isra.45+0x1d9d/0x25e0 |
| [ 246.805790] ? ip_make_skb+0x2a0/0x330 |
| [ 246.809658] ? udp_sendmsg+0xb67/0x2f70 |
| [ 246.813615] ? inet_sendmsg+0x11f/0x5e0 |
| [ 246.818271] ? sock_sendmsg+0xca/0x110 |
| [ 246.822142] ? __sys_sendto+0x365/0x5a0 |
| [ 246.826096] ? SyS_sendto+0x40/0x60 |
| [ 246.829711] ? find_held_lock+0x35/0x1d0 |
| [ 246.833770] ? check_same_owner+0x320/0x320 |
| [ 246.838081] ? rcu_note_context_switch+0x710/0x710 |
| [ 246.843004] should_failslab+0xec/0x120 |
| [ 246.846967] kmem_cache_alloc_node+0x56/0x760 |
| [ 246.851448] ? csum_partial_copy_from_user+0x14a/0x290 |
| [ 246.856710] __alloc_skb+0xf4/0x760 |
| [ 246.860320] ? skb_scrub_packet+0x510/0x510 |
| [ 246.864627] ? _copy_from_iter_full_nocache+0xb90/0xb90 |
| [ 246.869976] ? dst_init+0x470/0x620 |
| [ 246.873607] ? rt_set_nexthop.constprop.53+0x553/0x1350 |
| [ 246.878958] ? refcount_add+0x24/0x60 |
| [ 246.882752] sock_wmalloc+0x15b/0x1e0 |
| [ 246.886534] ? skb_set_owner_w+0x330/0x330 |
| [ 246.890753] ? skb_put+0x155/0x1d0 |
| [ 246.894282] __ip_append_data.isra.45+0x1d9d/0x25e0 |
| [ 246.899286] ? ip_route_output_key_hash_rcu+0x606/0x2c60 |
| [ 246.904717] ? ip_reply_glue_bits+0xb0/0xb0 |
| [ 246.909031] ? __ip_flush_pending_frames.isra.41+0x2b0/0x2b0 |
| [ 246.914826] ? xfrm_policy_lookup+0x70/0x70 |
| [ 246.919133] ? print_irqtrace_events+0x270/0x270 |
| [ 246.923867] ? rcu_is_watching+0x85/0x130 |
| [ 246.927995] ? ipv4_mtu+0x411/0x580 |
| [ 246.931606] ? __build_flow_key.constprop.52+0x630/0x630 |
| [ 246.937045] ? ip_route_output_key_hash+0x229/0x370 |
| [ 246.942062] ip_make_skb+0x2a0/0x330 |
| [ 246.945761] ? ip_reply_glue_bits+0xb0/0xb0 |
| [ 246.950065] ? ip_flush_pending_frames+0x30/0x30 |
| [ 246.954807] ? ip_route_output_key_hash+0x252/0x370 |
| [ 246.959806] ? ip_route_output_key_hash_rcu+0x2c60/0x2c60 |
| [ 246.965340] ? rcu_is_watching+0x85/0x130 |
| [ 246.969472] ? xfrm_lookup_route+0x4f/0x1a0 |
| [ 246.973783] udp_sendmsg+0xb67/0x2f70 |
| [ 246.977567] ? ip_reply_glue_bits+0xb0/0xb0 |
| [ 246.981877] ? udp4_lib_lookup2+0x310/0x310 |
| [ 246.986197] ? trace_hardirqs_off+0x10/0x10 |
| [ 246.990506] ? iterate_fd+0x3f0/0x3f0 |
| [ 246.994290] ? check_same_owner+0x320/0x320 |
| [ 246.998596] ? find_held_lock+0x35/0x1d0 |
| [ 247.002645] ? __might_fault+0x110/0x1d0 |
| [ 247.006691] ? lock_downgrade+0x980/0x980 |
| [ 247.010821] ? lock_release+0xa40/0xa40 |
| [ 247.014778] ? check_same_owner+0x320/0x320 |
| [ 247.019085] ? __check_object_size+0x8b/0x530 |
| [ 247.023565] inet_sendmsg+0x11f/0x5e0 |
| [ 247.027348] ? __might_sleep+0x95/0x190 |
| [ 247.031304] ? inet_create+0xf50/0xf50 |
| [ 247.035177] ? security_socket_sendmsg+0x89/0xb0 |
| [ 247.039914] ? inet_create+0xf50/0xf50 |
| [ 247.043784] sock_sendmsg+0xca/0x110 |
| [ 247.047479] __sys_sendto+0x365/0x5a0 |
| [ 247.051267] ? SyS_getpeername+0x30/0x30 |
| [ 247.055316] ? wait_for_completion+0x770/0x770 |
| [ 247.059886] ? __lock_is_held+0xb6/0x140 |
| [ 247.063938] ? __sb_end_write+0xa0/0xd0 |
| [ 247.067898] ? kasan_check_write+0x14/0x20 |
| [ 247.072119] ? fput+0xe0/0x150 |
| [ 247.075296] ? ksys_write+0x184/0x220 |
| [ 247.079083] ? SyS_read+0x30/0x30 |
| [ 247.082519] ? kasan_check_write+0x14/0x20 |
| [ 247.086741] SyS_sendto+0x40/0x60 |
| [ 247.090178] ? __sys_sendto+0x5a0/0x5a0 |
| [ 247.094159] do_fast_syscall_32+0x3ec/0xf9f |
| [ 247.098466] ? do_int80_syscall_32+0x9c0/0x9c0 |
| [ 247.103030] ? finish_task_switch+0x1b9/0x970 |
| [ 247.107507] ? finish_task_switch+0x17a/0x970 |
| [ 247.111986] ? syscall_return_slowpath+0x2ac/0x550 |
| [ 247.116900] ? prepare_exit_to_usermode+0x350/0x350 |
| [ 247.121912] ? sysret32_from_system_call+0x5/0x3c |
| [ 247.126745] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 247.131576] entry_SYSENTER_compat+0x70/0x7f |
| [ 247.136052] RIP: 0023:0xf7fbcc99 |
| [ 247.139399] RSP: 002b:00000000f5fb80ac EFLAGS: 00000282 ORIG_RAX: 0000000000000171 |
| [ 247.147090] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000020762fff |
| [ 247.154342] RDX: 000000000000fdc7 RSI: 0000000000000000 RDI: 000000002057bff0 |
| [ 247.161592] RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000000 |
| [ 247.168930] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 |
| [ 247.176182] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 |
| [ 247.183449] CPU: 1 PID: 20679 Comm: syz-executor1 Not tainted 4.16.0+ #288 |
| [ 247.183847] INFO: task kworker/0:3:7985 blocked for more than 120 seconds. |
| [ 247.190452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 247.190456] Call Trace: |
| [ 247.190468] dump_stack+0x1a7/0x27d |
| [ 247.190479] ? arch_local_irq_restore+0x53/0x53 |
| [ 247.190496] should_fail+0x914/0xae0 |
| [ 247.197492] Not tainted 4.16.0+ #288 |
| [ 247.206828] ? fault_create_debugfs_attr+0x1f0/0x1f0 |
| [ 247.206839] ? lock_downgrade+0x980/0x980 |
| [ 247.206851] ? kasan_check_write+0x14/0x20 |
| [ 247.209417] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. |
| [ 247.213011] ? map_files_get_link+0x3b0/0x3b0 |
| [ 247.213026] ? find_held_lock+0x35/0x1d0 |
| [ 247.217677] kworker/0:3 D |
| [ 247.221366] ? check_same_owner+0x320/0x320 |
| [ 247.221380] ? rcu_note_context_switch+0x710/0x710 |
| [ 247.225598] 23720 7985 2 0x80000000 |
| [ 247.230662] should_failslab+0xec/0x120 |
| [ 247.230670] __kmalloc+0x63/0x760 |
| [ 247.230679] ? strncpy_from_user+0x430/0x430 |
| [ 247.234816] Workqueue: events cgwb_release_workfn |
| [ 247.239006] ? fput+0xe0/0x150 |
| [ 247.239016] ? SyS_memfd_create+0xca/0x4c0 |
| [ 247.239026] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.251433] SyS_memfd_create+0xca/0x4c0 |
| [ 247.251443] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.251454] ? do_fast_syscall_32+0x156/0xf9f |
| [ 247.255493] Call Trace: |
| [ 247.258565] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.258574] do_fast_syscall_32+0x3ec/0xf9f |
| [ 247.258587] ? do_int80_syscall_32+0x9c0/0x9c0 |
| [ 247.262897] __schedule+0x8fb/0x1ef0 |
| [ 247.267792] ? finish_task_switch+0x1b9/0x970 |
| [ 247.267800] ? finish_task_switch+0x17a/0x970 |
| [ 247.267813] ? syscall_return_slowpath+0x2ac/0x550 |
| [ 247.271951] ? __sched_text_start+0x8/0x8 |
| [ 247.275881] ? prepare_exit_to_usermode+0x350/0x350 |
| [ 247.275892] ? sysret32_from_system_call+0x5/0x3c |
| [ 247.275904] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 247.279344] ? prepare_to_wait+0x192/0x4d0 |
| [ 247.283713] entry_SYSENTER_compat+0x70/0x7f |
| [ 247.283720] RIP: 0023:0xf7fb1c99 |
| [ 247.283731] RSP: 002b:00000000f5fad00c EFLAGS: 00000296 |
| [ 247.288557] ? lock_downgrade+0x980/0x980 |
| [ 247.291700] ORIG_RAX: 0000000000000164 |
| [ 247.291706] RAX: ffffffffffffffda RBX: 00000000080d07d3 RCX: 0000000000000000 |
| [ 247.291712] RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000000 |
| [ 247.291716] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 |
| [ 247.291722] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 |
| [ 247.295948] ? lock_release+0xa40/0xa40 |
| [ 247.299962] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 |
| [ 247.310514] FAULT_INJECTION: forcing a failure. |
| [ 247.310514] name failslab, interval 1, probability 0, space 0, times 0 |
| [ 247.312753] ? mark_held_locks+0xaf/0x100 |
| [ 247.315352] CPU: 1 PID: 20675 Comm: syz-executor6 Not tainted 4.16.0+ #288 |
| [ 247.319410] ? _raw_spin_unlock_irqrestore+0x31/0xc0 |
| [ 247.323680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 247.323685] Call Trace: |
| [ 247.323696] dump_stack+0x1a7/0x27d |
| [ 247.323709] ? arch_local_irq_restore+0x53/0x53 |
| [ 247.328284] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 247.331974] ? __unwind_start+0x169/0x330 |
| [ 247.331986] ? __kernel_text_address+0xd/0x40 |
| [ 247.332001] should_fail+0x914/0xae0 |
| [ 247.336487] ? bit_wait_io_timeout+0x1e0/0x1e0 |
| [ 247.340957] ? fault_create_debugfs_attr+0x1f0/0x1f0 |
| [ 247.340970] ? save_stack+0xa3/0xd0 |
| [ 247.345883] schedule+0xf5/0x430 |
| [ 247.349991] ? save_stack+0x43/0xd0 |
| [ 247.350000] ? kasan_kmalloc+0xad/0xe0 |
| [ 247.350011] ? kasan_slab_alloc+0x12/0x20 |
| [ 247.355024] ? prepare_to_wait+0x192/0x4d0 |
| [ 247.359812] ? kmem_cache_alloc+0x12e/0x760 |
| [ 247.359820] ? __d_alloc+0xc1/0xbd0 |
| [ 247.359826] ? d_alloc_pseudo+0x1d/0x30 |
| [ 247.359837] ? __shmem_file_setup+0x1c1/0x6a0 |
| [ 247.364664] ? __schedule+0x1ef0/0x1ef0 |
| [ 247.368860] ? find_held_lock+0x35/0x1d0 |
| [ 247.368885] ? check_same_owner+0x320/0x320 |
| [ 247.373271] ? finish_wait+0x490/0x490 |
| 2018/04/09 21:31:23 executing program 2: |
| socket$inet(0x2, 0x80000, 0x2) |
| socket$inet6_icmp_raw(0xa, 0x3, 0x3a) |
| r0 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000000040)={0x28, 0x0, 0xffffffff, @hyper}, 0x10, 0x800) |
| accept4$unix(0xffffffffffffffff, &(0x7f00000001c0), &(0x7f0000000240)=0x6e, 0x800) |
| r1 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x0) |
| r2 = dup3(r0, r1, 0x400000000007fbf8) |
| getsockopt$bt_BT_SECURITY(r2, 0x112, 0x4, &(0x7f0000000180), 0x2) |
| add_key(&(0x7f0000000440)='\x00\x00\x00\x00\x00\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000300)="b9d190c7350c09b12996669660923436832ff54ed7c9bdc237536cd5f4cf40a5dc7109187409f52316a408b9b8bd7c5269cb577e5d0a3ec947cbce4c8be233162c2a6d1ddffeb9595d72388af86682e81defdf75efde27b30e59a416a9c5d2d8edc9e3959d65963a09e27c6041a365ed752490d76eeebc989f95e3dc87f99d575e150d6bfb5d086396e6800fda01b510023e7031c06a750c2d0200000000000000000000000000044261bc3c56bb63a6983b6ba28252105431f8ec77db1f5360dfafd599c54b37f808cc818c26adc5f75d58efc13301800203bee5965c8e865f1cb02367dacacb0dd33b56092ce514e24ee3863abe1ba88857f435f527d206cf294646b4908fde18038ae4ff8505e5bce6d8aceb82b87576f98c3d628e2e53361c", 0xb, 0xfffffffffffffffe) |
| r3 = request_key(&(0x7f0000000100)='rxrpc_s\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000002c0)='dns_resolver\x00', 0xfffffffffffffff8) |
| request_key(&(0x7f0000000000)='big_key\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000000c0)='dns_resolver\x00', r3) |
| |
| [ 247.376597] ? rcu_note_context_switch+0x710/0x710 |
| [ 247.376606] ? kasan_check_read+0x11/0x20 |
| [ 247.376618] should_failslab+0xec/0x120 |
| [ 247.381964] ? trace_hardirqs_off+0x10/0x10 |
| [ 247.386068] kmem_cache_alloc+0x47/0x760 |
| [ 247.386078] ? __raw_spin_lock_init+0x1c/0x100 |
| [ 247.386088] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 247.390046] ? trace_event_raw_event_lock+0x340/0x340 |
| [ 247.397278] ? shmem_destroy_callback+0xa0/0xa0 |
| [ 247.397288] shmem_alloc_inode+0x1b/0x40 |
| [ 247.397296] alloc_inode+0x65/0x180 |
| [ 247.404554] ? kasan_check_read+0x11/0x20 |
| [ 247.411785] new_inode_pseudo+0x69/0x190 |
| [ 247.411794] ? prune_icache_sb+0x1a0/0x1a0 |
| [ 247.411802] ? __d_alloc+0x705/0xbd0 |
| [ 247.419064] ? print_irqtrace_events+0x270/0x270 |
| [ 247.422998] ? shrink_dcache_for_umount+0x290/0x290 |
| [ 247.423006] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 247.423018] new_inode+0x1c/0x40 |
| [ 247.423028] shmem_get_inode+0xe1/0x930 |
| [ 247.430291] ? bit_wait_io_timeout+0x1e0/0x1e0 |
| [ 247.441426] ? shmem_fh_to_dentry+0x150/0x150 |
| [ 247.441434] ? __alloc_fd+0x29b/0x750 |
| 2018/04/09 21:31:23 executing program 4: |
| r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) |
| bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) |
| setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000), 0x4) |
| sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) |
| ioctl$sock_inet6_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000140)) |
| bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e21, 0xb13, @mcast1={0xff, 0x1, [], 0x1}, 0x1}, 0x1c) |
| setsockopt$inet6_tcp_buf(r0, 0x6, 0xe, &(0x7f0000000040)="a5af3a13ff99206ef116dd8125ae955192b43a5c3a1131389a02f20c4a663db3e1512e82e65d0cc268d879db745b3218c28852cc729e0c72645cedd1c339de83101fc589a92b2f91d739bdc871c709a6d10907e2e43b87ec66c3e8f22900aab37945b688821e89d4676f63eccbb165c6524ea39783bc7ffc56fc5ebca24bf7e1cd5df18360", 0x85) |
| |
| [ 247.441448] ? exit_files+0xb0/0xb0 |
| [ 247.445577] bit_wait+0x18/0x90 |
| [ 247.452552] ? __might_fault+0x110/0x1d0 |
| [ 247.452562] ? lock_downgrade+0x980/0x980 |
| [ 247.452575] __shmem_file_setup+0x494/0x6a0 |
| [ 247.457661] __wait_on_bit+0x88/0x130 |
| [ 247.466978] ? __check_object_size+0x8b/0x530 |
| [ 247.466990] ? shmem_fill_super+0xa10/0xa10 |
| [ 247.467000] ? get_unused_fd_flags+0x121/0x190 |
| [ 247.469579] out_of_line_wait_on_bit+0x204/0x3a0 |
| [ 247.473163] ? __alloc_fd+0x750/0x750 |
| [ 247.473175] ? kasan_check_write+0x14/0x20 |
| 2018/04/09 21:31:23 executing program 6 (fault-call:0 fault-nth:3): |
| syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001000000000001000000000000005f42485266535f4d", 0x48, 0x10000}], 0x0, &(0x7f0000014300)) |
| |
| [ 247.473185] ? _copy_from_user+0x99/0x110 |
| [ 247.477839] ? check_same_owner+0x320/0x320 |
| [ 247.482818] SyS_memfd_create+0x3ba/0x4c0 |
| [ 247.482827] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.482840] ? do_fast_syscall_32+0x156/0xf9f |
| [ 247.486982] ? __wait_on_bit+0x130/0x130 |
| [ 247.491436] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.491445] do_fast_syscall_32+0x3ec/0xf9f |
| [ 247.491459] ? do_int80_syscall_32+0x9c0/0x9c0 |
| [ 247.495155] ? init_wait_var_entry+0x1a0/0x1a0 |
| [ 247.499691] ? finish_task_switch+0x1b9/0x970 |
| [ 247.499699] ? finish_task_switch+0x17a/0x970 |
| [ 247.499715] ? syscall_return_slowpath+0x2ac/0x550 |
| [ 247.504799] ? __might_sleep+0x95/0x190 |
| [ 247.508386] ? prepare_exit_to_usermode+0x350/0x350 |
| [ 247.508396] ? sysret32_from_system_call+0x5/0x3c |
| [ 247.508409] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 247.511761] wb_shutdown+0x335/0x430 |
| [ 247.515351] entry_SYSENTER_compat+0x70/0x7f |
| [ 247.515359] RIP: 0023:0xf7f98c99 |
| [ 247.515365] RSP: 002b:00000000f5f9400c EFLAGS: 00000296 |
| [ 247.519246] ? set_wb_congested+0x50/0x50 |
| [ 247.523347] ORIG_RAX: 0000000000000164 |
| [ 247.523353] RAX: ffffffffffffffda RBX: 00000000080d07d3 RCX: 0000000000000000 |
| [ 247.523358] RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000000 |
| [ 247.523363] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 |
| [ 247.523369] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 |
| [ 247.527594] ? trace_hardirqs_off+0x10/0x10 |
| [ 247.531866] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 |
| [ 247.541128] sctp: [Deprecated]: syz-executor5 (pid 20681) Use of int in max_burst socket option deprecated. |
| [ 247.541128] Use struct sctp_assoc_value instead |
| [ 247.544051] ? lock_acquire+0x256/0x580 |
| [ 247.544066] cgwb_release_workfn+0x8b/0x622 |
| [ 247.563658] sctp: [Deprecated]: syz-executor4 (pid 20685) Use of int in max_burst socket option deprecated. |
| [ 247.563658] Use struct sctp_assoc_value instead |
| [ 247.565395] ? wb_get_create+0x16a0/0x16a0 |
| [ 247.565408] ? __lock_is_held+0xb6/0x140 |
| [ 247.565425] process_one_work+0xc97/0x1c40 |
| [ 247.647486] sctp: [Deprecated]: syz-executor4 (pid 20685) Use of int in max_burst socket option deprecated. |
| [ 247.647486] Use struct sctp_assoc_value instead |
| [ 247.651665] ? debug_check_no_locks_freed+0x3c0/0x3c0 |
| [ 247.651683] ? pwq_dec_nr_in_flight+0x470/0x470 |
| [ 247.674765] sctp: [Deprecated]: syz-executor5 (pid 20690) Use of int in max_burst socket option deprecated. |
| [ 247.674765] Use struct sctp_assoc_value instead |
| [ 247.675146] ? __schedule+0x903/0x1ef0 |
| [ 247.675158] ? _raw_spin_unlock_irqrestore+0xa6/0xc0 |
| [ 247.746837] sctp: [Deprecated]: syz-executor4 (pid 20693) Use of int in max_burst socket option deprecated. |
| [ 247.746837] Use struct sctp_assoc_value instead |
| [ 247.747730] ? trace_hardirqs_off+0x10/0x10 |
| [ 247.747741] ? lock_downgrade+0x980/0x980 |
| [ 247.747764] ? lock_acquire+0x1d5/0x580 |
| [ 247.786814] FAULT_INJECTION: forcing a failure. |
| [ 247.786814] name failslab, interval 1, probability 0, space 0, times 0 |
| [ 247.789421] ? lock_acquire+0x1d5/0x580 |
| [ 247.789432] ? worker_thread+0x40e/0x1380 |
| [ 247.789443] ? lock_downgrade+0x980/0x980 |
| [ 247.789454] ? lock_release+0xa40/0xa40 |
| [ 247.789465] ? kasan_check_read+0x11/0x20 |
| [ 247.789473] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 247.789489] worker_thread+0x1c3/0x1380 |
| [ 247.789505] ? process_one_work+0x1c40/0x1c40 |
| [ 247.789520] ? trace_hardirqs_off+0x10/0x10 |
| [ 247.793956] CPU: 1 PID: 20697 Comm: syz-executor6 Not tainted 4.16.0+ #288 |
| [ 247.797330] ? remove_entity_load_avg+0x1be/0x260 |
| [ 247.802646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 247.802650] Call Trace: |
| [ 247.802663] dump_stack+0x1a7/0x27d |
| [ 247.802676] ? arch_local_irq_restore+0x53/0x53 |
| [ 247.806819] ? find_held_lock+0x35/0x1d0 |
| [ 247.810755] ? lockdep_init_map+0x9/0x10 |
| [ 247.810772] should_fail+0x914/0xae0 |
| [ 247.818040] ? find_held_lock+0x35/0x1d0 |
| [ 247.825270] ? fault_create_debugfs_attr+0x1f0/0x1f0 |
| [ 247.825278] ? __raw_spin_lock_init+0x1c/0x100 |
| [ 247.825289] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 247.832551] ? complete+0x62/0x80 |
| [ 247.839784] ? find_held_lock+0x35/0x1d0 |
| [ 247.839794] ? find_held_lock+0x35/0x1d0 |
| [ 247.839817] ? check_same_owner+0x320/0x320 |
| [ 247.844118] ? schedule+0xf5/0x430 |
| [ 247.851349] ? rcu_note_context_switch+0x710/0x710 |
| [ 247.851358] ? kasan_check_read+0x11/0x20 |
| [ 247.851371] should_failslab+0xec/0x120 |
| [ 247.865752] ? __schedule+0x1ef0/0x1ef0 |
| [ 247.869683] kmem_cache_alloc+0x47/0x760 |
| [ 247.869696] ? find_held_lock+0x35/0x1d0 |
| [ 247.874009] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 247.888362] get_empty_filp+0xfb/0x510 |
| [ 247.888369] ? d_instantiate+0x79/0xa0 |
| [ 247.888378] ? proc_nr_files+0x60/0x60 |
| [ 247.892599] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 247.896619] ? lock_downgrade+0x980/0x980 |
| [ 247.896630] ? lock_release+0xa40/0xa40 |
| [ 247.896640] ? kasan_check_read+0x11/0x20 |
| [ 247.900863] ? _raw_spin_unlock_irqrestore+0x31/0xc0 |
| [ 247.915213] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 247.915222] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 247.915235] ? kasan_check_write+0x14/0x20 |
| [ 247.920417] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 247.925048] ? do_raw_spin_lock+0xc1/0x230 |
| [ 247.925060] alloc_file+0x26/0x390 |
| [ 247.925073] ? kasan_check_write+0x14/0x20 |
| [ 247.939457] ? trace_hardirqs_on+0xd/0x10 |
| [ 247.943311] __shmem_file_setup+0x54f/0x6a0 |
| [ 247.943324] ? __check_object_size+0x8b/0x530 |
| [ 247.948412] ? __kthread_parkme+0x176/0x240 |
| [ 247.962776] ? shmem_fill_super+0xa10/0xa10 |
| [ 247.962787] ? get_unused_fd_flags+0x121/0x190 |
| [ 247.962795] ? __alloc_fd+0x750/0x750 |
| [ 247.962805] ? kasan_check_write+0x14/0x20 |
| [ 247.962817] ? _copy_from_user+0x99/0x110 |
| [ 247.967129] kthread+0x33c/0x400 |
| [ 247.971239] SyS_memfd_create+0x3ba/0x4c0 |
| [ 247.971248] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.971259] ? do_fast_syscall_32+0x156/0xf9f |
| [ 247.975223] ? process_one_work+0x1c40/0x1c40 |
| [ 247.986363] ? memfd_fcntl+0x12e0/0x12e0 |
| [ 247.986374] do_fast_syscall_32+0x3ec/0xf9f |
| [ 247.986387] ? do_int80_syscall_32+0x9c0/0x9c0 |
| [ 247.990344] ? kthread_stop+0x7c0/0x7c0 |
| [ 247.994454] ? finish_task_switch+0x1b9/0x970 |
| [ 247.994461] ? finish_task_switch+0x17a/0x970 |
| [ 247.994473] ? syscall_return_slowpath+0x2ac/0x550 |
| [ 247.998611] ret_from_fork+0x3a/0x50 |
| [ 248.002545] ? prepare_exit_to_usermode+0x350/0x350 |
| [ 248.002555] ? sysret32_from_system_call+0x5/0x3c |
| [ 248.002568] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 248.006709] |
| [ 248.006709] Showing all locks held in the system: |
| [ 248.011250] entry_SYSENTER_compat+0x70/0x7f |
| [ 248.011257] RIP: 0023:0xf7f98c99 |
| [ 248.011264] RSP: 002b:00000000f5f9400c EFLAGS: 00000296 |
| [ 248.015246] 2 locks held by khungtaskd/876: |
| [ 248.019684] ORIG_RAX: 0000000000000164 |
| [ 248.019690] RAX: ffffffffffffffda RBX: 00000000080d07d3 RCX: 0000000000000000 |
| [ 248.019695] RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000000 |
| [ 248.019700] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 |
| [ 248.019704] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 |
| [ 248.019708] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 |
| [ 248.370712] #0: 000000001f405c1f (rcu_read_lock){....}, at: watchdog+0x1d6/0xd70 |
| [ 248.378345] #1: 00000000a55d5ac4 (tasklist_lock){.+.+}, at: debug_show_all_locks+0xd3/0x3d0 |
| [ 248.386965] 2 locks held by getty/4449: |
| [ 248.390923] #0: 00000000abe66848 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.399160] #1: 000000007ec7edca (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.408018] 2 locks held by getty/4450: |
| [ 248.411974] #0: 0000000092aa0932 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.420207] #1: 00000000de4b5f6b (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.429061] 2 locks held by getty/4451: |
| [ 248.433021] #0: 00000000b7dea5fd (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.441256] #1: 000000002fd73b32 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.450113] 2 locks held by getty/4452: |
| [ 248.454090] #0: 00000000ac95997d (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.462325] #1: 00000000ff70d2d5 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.471171] 2 locks held by getty/4453: |
| [ 248.475130] #0: 0000000047cbb324 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.483362] #1: 00000000c82d9dea (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.492205] 2 locks held by getty/4454: |
| [ 248.496166] #0: 000000008fe37121 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.504396] #1: 00000000df6b3448 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.513237] 2 locks held by getty/4455: |
| [ 248.517208] #0: 000000007253d627 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 |
| [ 248.525450] #1: 00000000ef135edb (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x2ef/0x1a40 |
| [ 248.534310] 2 locks held by kworker/0:3/7985: |
| [ 248.538792] #0: 0000000051a1763a ((wq_completion)"events"){+.+.}, at: process_one_work+0xb83/0x1c40 |
| [ 248.548073] #1: 000000002370d6aa ((work_completion)(&wb->release_work)){+.+.}, at: process_one_work+0xbd9/0x1c40 |
| [ 248.558488] |
| [ 248.560104] ============================================= |
| [ 248.560104] |
| [ 248.567107] NMI backtrace for cpu 0 |
| [ 248.570761] CPU: 0 PID: 876 Comm: khungtaskd Not tainted 4.16.0+ #288 |
| [ 248.577332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 248.586679] Call Trace: |
| [ 248.589264] dump_stack+0x1a7/0x27d |
| [ 248.592886] ? arch_local_irq_restore+0x53/0x53 |
| [ 248.597551] ? debug_show_all_locks+0x2f3/0x3d0 |
| [ 248.602215] ? nmi_cpu_backtrace+0x1cc/0x220 |
| [ 248.606629] ? lapic_can_unplug_cpu+0xa0/0xa0 |
| [ 248.611126] nmi_cpu_backtrace+0x1e0/0x220 |
| [ 248.615360] ? lapic_can_unplug_cpu+0xa0/0xa0 |
| [ 248.619849] nmi_trigger_cpumask_backtrace+0x123/0x180 |
| [ 248.625132] arch_trigger_cpumask_backtrace+0x14/0x20 |
| [ 248.630328] watchdog+0x969/0xd70 |
| [ 248.633783] ? reset_hung_task_detector+0xb0/0xb0 |
| [ 248.638618] ? complete+0x62/0x80 |
| [ 248.642076] ? __schedule+0x1ef0/0x1ef0 |
| [ 248.646044] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 248.650446] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 248.655027] ? _raw_spin_unlock_irqrestore+0x31/0xc0 |
| [ 248.660133] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 248.665148] ? trace_hardirqs_on+0xd/0x10 |
| [ 248.669293] ? __kthread_parkme+0x176/0x240 |
| [ 248.673615] kthread+0x33c/0x400 |
| [ 248.676976] ? reset_hung_task_detector+0xb0/0xb0 |
| [ 248.681811] ? kthread_stop+0x7c0/0x7c0 |
| [ 248.685779] ret_from_fork+0x3a/0x50 |
| [ 248.689515] Sending NMI from CPU 0 to CPUs 1: |
| [ 248.694041] NMI backtrace for cpu 1 |
| [ 248.694047] CPU: 1 PID: 20679 Comm: syz-executor1 Not tainted 4.16.0+ #288 |
| [ 248.694050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 248.694058] RIP: 0010:native_write_msr+0xa/0x30 |
| [ 248.694060] RSP: 0018:ffff8801db107d40 EFLAGS: 00000046 |
| [ 248.694065] RAX: 000000000000ec1a RBX: 0000000000000838 RCX: 0000000000000838 |
| [ 248.694067] RDX: 0000000000000000 RSI: 000000000000ec1a RDI: 0000000000000838 |
| [ 248.694070] RBP: ffff8801db107d40 R08: ffff88021fff805c R09: ffff88021fff8048 |
| [ 248.694073] R10: ffff88021fff805d R11: ffff88021fff8050 R12: 000000000000ec1a |
| [ 248.694075] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 |
| [ 248.694079] FS: 0000000000000000(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 |
| [ 248.694082] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 |
| [ 248.694084] CR2: 00000000f5fabdb0 CR3: 00000001976c4000 CR4: 00000000001406e0 |
| [ 248.694090] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 |
| [ 248.694092] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 |
| [ 248.694093] Call Trace: |
| [ 248.694095] <IRQ> |
| [ 248.694102] native_apic_msr_write+0x5c/0x80 |
| [ 248.694108] lapic_next_event+0x54/0x80 |
| [ 248.694113] clockevents_program_event+0x248/0x2e0 |
| [ 248.694119] tick_program_event+0x7c/0x100 |
| [ 248.694126] hrtimer_interrupt+0x2f9/0x6f0 |
| [ 248.694135] smp_apic_timer_interrupt+0x14a/0x700 |
| [ 248.694140] ? smp_call_function_single_interrupt+0x640/0x640 |
| [ 248.694144] ? _raw_spin_lock+0x32/0x40 |
| [ 248.694148] ? _raw_spin_unlock+0x22/0x30 |
| [ 248.694155] ? handle_edge_irq+0x2b4/0x7c0 |
| [ 248.694159] ? rcu_is_watching+0x85/0x130 |
| [ 248.694166] ? task_prio+0x50/0x50 |
| [ 248.694173] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 248.694179] apic_timer_interrupt+0xf/0x20 |
| [ 248.694180] </IRQ> |
| [ 248.694186] RIP: 0010:PageHuge+0x177/0x270 |
| [ 248.694188] RSP: 0018:ffff88018d166788 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff12 |
| [ 248.694193] RAX: dffffc0000000000 RBX: 1ffff10031a2ccf2 RCX: ffffffff81a3c95c |
| [ 248.694195] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffea0006a99f80 |
| [ 248.694198] RBP: ffff88018d166858 R08: ffffed003b6246c3 R09: ffffed003b6246c3 |
| [ 248.694200] R10: 0000000000000001 R11: ffffed003b6246c2 R12: ffffea0006a99f80 |
| [ 248.694203] R13: 0000000000000000 R14: ffff88018d166830 R15: 1ffff10031a2ccf6 |
| [ 248.694208] ? PageHuge+0x15c/0x270 |
| [ 248.694213] ? PageHuge+0x15c/0x270 |
| [ 248.694217] ? hugetlb_vm_op_split+0x140/0x140 |
| [ 248.694223] ? __lock_is_held+0xb6/0x140 |
| [ 248.694231] ? get_mctgt_type_thp.isra.48+0x3e0/0x3e0 |
| [ 248.694237] page_remove_rmap+0x3b9/0xf40 |
| [ 248.694242] ? page_add_file_rmap+0xcb0/0xcb0 |
| [ 248.694248] ? __schedule+0x903/0x1ef0 |
| [ 248.694254] ? find_held_lock+0x35/0x1d0 |
| [ 248.694259] ? lock_acquire+0x1d5/0x580 |
| [ 248.694263] ? lock_acquire+0x1d5/0x580 |
| [ 248.694268] ? unmap_page_range+0xc99/0x2330 |
| [ 248.694273] ? lock_downgrade+0x980/0x980 |
| [ 248.694278] ? lock_release+0xa40/0xa40 |
| [ 248.694284] ? rcu_note_context_switch+0x710/0x710 |
| [ 248.694288] ? kasan_check_write+0x14/0x20 |
| [ 248.694292] ? do_raw_spin_lock+0xc1/0x230 |
| [ 248.694297] ? _vm_normal_page+0xd5/0x200 |
| [ 248.694301] unmap_page_range+0xfff/0x2330 |
| [ 248.694309] ? vm_normal_page_pmd+0x2d0/0x2d0 |
| [ 248.694313] ? kasan_check_read+0x11/0x20 |
| [ 248.694317] ? rcu_is_watching+0x85/0x130 |
| [ 248.694322] ? kasan_check_read+0x11/0x20 |
| [ 248.694326] ? rcu_report_exp_cpu_mult+0x480/0x480 |
| [ 248.694331] ? rcu_report_exp_cpu_mult+0x480/0x480 |
| [ 248.694335] ? print_irqtrace_events+0x270/0x270 |
| [ 248.694341] ? is_bpf_text_address+0xa4/0x120 |
| [ 248.694346] ? kernel_text_address+0xd1/0xe0 |
| [ 248.694350] ? __unwind_start+0x169/0x330 |
| [ 248.694354] ? __kernel_text_address+0xd/0x40 |
| [ 248.694358] ? unwind_get_return_address+0x61/0xa0 |
| [ 248.694365] ? __save_stack_trace+0x7e/0xd0 |
| [ 248.694371] ? save_stack+0x43/0xd0 |
| [ 248.694375] ? __kasan_slab_free+0x11a/0x170 |
| [ 248.694379] ? kasan_slab_free+0xe/0x10 |
| [ 248.694383] ? kmem_cache_free+0x83/0x2a0 |
| [ 248.694388] ? mmput+0x572/0x700 |
| [ 248.694393] ? do_exit+0x9c5/0x2700 |
| [ 248.694396] ? do_group_exit+0x149/0x400 |
| [ 248.694401] ? get_signal+0x74c/0x16e0 |
| [ 248.694404] ? do_signal+0x90/0x1e90 |
| [ 248.694409] ? exit_to_usermode_loop+0x258/0x2f0 |
| [ 248.694413] ? do_fast_syscall_32+0xbe6/0xf9f |
| [ 248.694417] ? entry_SYSENTER_compat+0x70/0x7f |
| [ 248.694421] ? kasan_check_read+0x11/0x20 |
| [ 248.694425] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 248.694429] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 248.694434] ? kasan_check_write+0x14/0x20 |
| [ 248.694438] ? uprobe_munmap+0x127/0x3e0 |
| [ 248.694443] ? uprobe_mmap+0xca0/0xca0 |
| [ 248.694447] ? _raw_spin_unlock_irqrestore+0xa6/0xc0 |
| [ 248.694452] ? debug_check_no_obj_freed+0x2f8/0x633 |
| [ 248.694457] ? kasan_check_read+0x11/0x20 |
| [ 248.694461] ? rcu_is_watching+0x85/0x130 |
| [ 248.694466] unmap_single_vma+0x15f/0x2d0 |
| [ 248.694471] unmap_vmas+0xf1/0x1b0 |
| [ 248.694475] exit_mmap+0x23a/0x500 |
| [ 248.694479] ? SyS_munmap+0x30/0x30 |
| [ 248.694483] ? __khugepaged_exit+0x44c/0x660 |
| [ 248.694490] ? __might_sleep+0x95/0x190 |
| [ 248.694494] mmput+0x23d/0x700 |
| [ 248.694498] ? get_task_exe_file+0xc0/0xc0 |
| [ 248.694503] ? is_current_pgrp_orphaned+0xa0/0xa0 |
| [ 248.694507] ? do_exit+0x9b5/0x2700 |
| [ 248.694511] ? lock_downgrade+0x980/0x980 |
| [ 248.694516] ? lock_release+0xa40/0xa40 |
| [ 248.694520] ? kasan_check_read+0x11/0x20 |
| [ 248.694524] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 248.694528] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 248.694533] ? kasan_check_write+0x14/0x20 |
| [ 248.694536] ? do_raw_spin_lock+0xc1/0x230 |
| [ 248.694541] do_exit+0x9c5/0x2700 |
| [ 248.694547] ? print_irqtrace_events+0x191/0x270 |
| [ 248.694551] ? mm_update_next_owner+0x960/0x960 |
| [ 248.694555] ? cpuacct_charge+0x2e6/0x5c0 |
| [ 248.694560] ? __lock_acquire+0x638/0x3c30 |
| [ 248.694566] ? __lock_acquire+0x638/0x3c30 |
| [ 248.694571] ? debug_check_no_locks_freed+0x3c0/0x3c0 |
| [ 248.694578] ? debug_check_no_locks_freed+0x3c0/0x3c0 |
| [ 248.694583] ? __lock_is_held+0xb6/0x140 |
| [ 248.694589] ? set_next_entity+0x2db/0xae0 |
| [ 248.694594] ? update_load_avg+0x2ec0/0x2ec0 |
| [ 248.694599] ? trace_hardirqs_off+0x10/0x10 |
| [ 248.694604] ? trace_hardirqs_off+0x10/0x10 |
| [ 248.694608] ? put_prev_entity+0xca/0x240 |
| [ 248.694613] ? trace_hardirqs_off+0x10/0x10 |
| [ 248.694621] ? find_held_lock+0x35/0x1d0 |
| [ 248.694626] ? memset+0x31/0x40 |
| [ 248.694631] ? find_held_lock+0x35/0x1d0 |
| [ 248.694636] ? get_signal+0x7bb/0x16e0 |
| [ 248.694641] ? lock_downgrade+0x980/0x980 |
| [ 248.694646] do_group_exit+0x149/0x400 |
| [ 248.694650] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 248.694654] ? SyS_exit+0x30/0x30 |
| [ 248.694658] ? _raw_spin_unlock_irq+0x27/0x70 |
| [ 248.694663] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 248.694668] get_signal+0x74c/0x16e0 |
| [ 248.694674] ? ptrace_notify+0x130/0x130 |
| [ 248.694678] ? __schedule+0x903/0x1ef0 |
| [ 248.694684] ? __sched_text_start+0x8/0x8 |
| [ 248.694688] ? kasan_check_write+0x14/0x20 |
| [ 248.694694] ? map_files_get_link+0x3b0/0x3b0 |
| [ 248.694698] do_signal+0x90/0x1e90 |
| [ 248.694703] ? setup_sigcontext+0x7d0/0x7d0 |
| [ 248.694709] ? schedule+0xf5/0x430 |
| [ 248.694713] ? rcu_pm_notify+0xc0/0xc0 |
| [ 248.694717] ? __schedule+0x1ef0/0x1ef0 |
| [ 248.694723] ? exit_to_usermode_loop+0x8c/0x2f0 |
| [ 248.694729] exit_to_usermode_loop+0x258/0x2f0 |
| [ 248.694734] ? SyS_memfd_create+0x175/0x4c0 |
| [ 248.694739] ? trace_event_raw_event_sys_exit+0x260/0x260 |
| [ 248.694744] ? do_fast_syscall_32+0x156/0xf9f |
| [ 248.694749] do_fast_syscall_32+0xbe6/0xf9f |
| [ 248.694754] ? do_int80_syscall_32+0x9c0/0x9c0 |
| [ 248.694758] ? finish_task_switch+0x1b9/0x970 |
| [ 248.694762] ? finish_task_switch+0x17a/0x970 |
| [ 248.694767] ? syscall_return_slowpath+0x2ac/0x550 |
| [ 248.694771] ? prepare_exit_to_usermode+0x350/0x350 |
| [ 248.694776] ? sysret32_from_system_call+0x5/0x3c |
| [ 248.694781] ? trace_hardirqs_off_thunk+0x1a/0x1c |
| [ 248.694786] entry_SYSENTER_compat+0x70/0x7f |
| [ 248.694790] RIP: 0023:0xf7fb1c99 |
| [ 248.694792] RSP: 002b:00000000f5fad00c EFLAGS: 00000296 ORIG_RAX: 0000000000000164 |
| [ 248.694796] RAX: fffffffffffffff4 RBX: 00000000080d07d3 RCX: 0000000000000000 |
| [ 248.694798] RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000000 |
| [ 248.694801] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 |
| [ 248.694803] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 |
| [ 248.694805] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 |
| [ 248.694809] Code: 5d c3 0f 21 d0 5d c3 0f 21 d8 5d c3 0f 21 f0 5d c3 0f 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 89 f9 89 f0 48 89 e5 0f 30 <0f> 1f 44 00 00 5d c3 48 89 d6 89 c2 48 c1 e6 20 48 09 d6 31 d2 |
| [ 248.695045] Kernel panic - not syncing: hung_task: blocked tasks |
| [ 249.497274] CPU: 0 PID: 876 Comm: khungtaskd Not tainted 4.16.0+ #288 |
| [ 249.503827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 249.513159] Call Trace: |
| [ 249.515726] dump_stack+0x1a7/0x27d |
| [ 249.519333] ? arch_local_irq_restore+0x53/0x53 |
| [ 249.523987] ? vsnprintf+0x1ed/0x1900 |
| [ 249.527768] panic+0x1f8/0x42c |
| [ 249.530937] ? refcount_error_report+0x214/0x214 |
| [ 249.535670] ? nmi_trigger_cpumask_backtrace+0xf0/0x180 |
| [ 249.541017] watchdog+0x97a/0xd70 |
| [ 249.544462] ? reset_hung_task_detector+0xb0/0xb0 |
| [ 249.549279] ? complete+0x62/0x80 |
| [ 249.552712] ? __schedule+0x1ef0/0x1ef0 |
| [ 249.556660] ? do_raw_spin_unlock+0x9e/0x310 |
| [ 249.561051] ? do_raw_spin_trylock+0x1a0/0x1a0 |
| [ 249.565615] ? _raw_spin_unlock_irqrestore+0x31/0xc0 |
| [ 249.570695] ? trace_hardirqs_on_caller+0x421/0x5c0 |
| [ 249.575685] ? trace_hardirqs_on+0xd/0x10 |
| [ 249.579809] ? __kthread_parkme+0x176/0x240 |
| [ 249.584107] kthread+0x33c/0x400 |
| [ 249.587447] ? reset_hung_task_detector+0xb0/0xb0 |
| [ 249.592261] ? kthread_stop+0x7c0/0x7c0 |
| [ 249.596211] ret_from_fork+0x3a/0x50 |
| [ 249.600124] Dumping ftrace buffer: |
| [ 249.603732] (ftrace buffer empty) |
| [ 249.607418] Kernel Offset: disabled |
| [ 249.611021] Rebooting in 86400 seconds.. |