Warning: Permanently added '10.128.0.126' (ECDSA) to the list of known hosts. 2019/05/01 05:49:49 parsed 1 programs 2019/05/01 05:49:51 executed programs: 0 [ 1215.701309] audit: type=1400 audit(1556689793.580:5): avc: denied { associate } for pid=2233 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 2019/05/01 05:49:56 executed programs: 179 2019/05/01 05:50:02 executed programs: 230 2019/05/01 05:50:03 result: hanged=false err=executor 4: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 INIT: cannot fork, retry.. INIT: cannot fork, retry.. 2019/05/01 05:50:13 executed programs: 233 2019/05/01 05:50:13 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.4: resource temporarily unavailable 2019/05/01 05:50:21 executed programs: 235 2019/05/01 05:50:21 result: hanged=false err=executor 1: exit status 67 pthread_create failed (errno 11) pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 INIT: cannot fork, retry.. 2019/05/01 05:50:26 executed programs: 243 INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. 2019/05/01 05:50:42 result: hanged=false err=executor 0: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:50:42 executed programs: 244 INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. 2019/05/01 05:51:05 result: hanged=false err=executor 3: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:05 executed programs: 245 2019/05/01 05:51:10 result: hanged=false err=executor 5: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:10 result: hanged=false err=executor 2: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:11 executed programs: 248 INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. 2019/05/01 05:51:52 result: hanged=false err=executor 5: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:52 executed programs: 262 2019/05/01 05:51:52 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.5: resource temporarily unavailable 2019/05/01 05:51:52 result: hanged=false err=executor 2: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:55 result: hanged=false err=executor 3: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:55 result: hanged=false err=executor 1: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:51:55 result: hanged=false err=executor 0: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 INIT: cannot fork, retry.. INIT: cannot fork, retry.. 2019/05/01 05:52:12 result: hanged=false err=executor 5: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:12 executed programs: 272 2019/05/01 05:52:12 result: hanged=false err=executor 2: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:22 result: hanged=false err=executor 3: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:22 executed programs: 274 2019/05/01 05:52:22 result: hanged=false err=executor 1: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:22 result: hanged=false err=executor 4: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 INIT: cannot fork, retry.. 2019/05/01 05:52:25 result: hanged=false err=executor 5: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:25 result: hanged=false err=executor 1: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:25 result: hanged=false err=executor 2: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:25 result: hanged=false err=executor 3: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:25 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.2: resource temporarily unavailable 2019/05/01 05:52:25 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.2: resource temporarily unavailable 2019/05/01 05:52:25 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.2: resource temporarily unavailable 2019/05/01 05:52:25 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.5: resource temporarily unavailable 2019/05/01 05:52:25 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.3: resource temporarily unavailable 2019/05/01 05:52:25 result: hanged=false err=executor 1: EOF sandbox fork failed (errno 11) 2019/05/01 05:52:25 result: hanged=false err=executor 4: exit status 67 clone failed (errno 11) loop exited with status 67 clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:37 result: hanged=false err=executor 0: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:37 executed programs: 296 2019/05/01 05:52:42 executed programs: 416 2019/05/01 05:52:49 executed programs: 502 2019/05/01 05:52:49 result: hanged=false err=executor 5: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:52 result: hanged=false err=executor 2: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:52 result: hanged=false err=executor 3: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 2019/05/01 05:52:52 result: hanged=false err=executor 0: exit status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 pthread_create failed (errno 11) clone failed (errno 11) loop exited with status 67 INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. INIT: cannot fork, retry.. [ 1576.066814] INFO: task syz-executor.5:27895 blocked for more than 140 seconds. [ 1576.272329] Not tainted 4.9.171+ #49 [ 1576.276597] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1576.742344] syz-executor.5 D28776 27895 1 0x00000004 [ 1576.748237] ffff88017ce0af80 ffff880175477900 ffff8801db721000 ffff880181272f80 [ 1577.125908] ffff8801db721018 ffff8801acb8fc08 ffffffff82801dde ffffffff82e5187e [ 1577.533249] ffffffff819fa860 000000000000001e ffff8801db7218f0 1ffff10035971f70 [ 1577.541315] Call Trace: [ 1577.992350] [<00000000f19888ec>] ? __schedule+0x6ce/0x1f10 [ 1577.998096] [<0000000081d31c3b>] ? avc_has_extended_perms+0xd30/0xd30 [ 1578.452348] [<000000009cdba35a>] ? io_schedule_timeout+0x390/0x390 [ 1578.458786] [<000000005a124dca>] ? mark_held_locks+0xb1/0x100 [ 1578.892347] [<00000000305c8751>] schedule+0x92/0x1c0 [ 1578.897573] [<00000000bdbcd7a5>] schedule_preempt_disabled+0x13/0x20 [ 1579.352345] [<00000000026d7d4b>] mutex_lock_nested+0x38d/0x920 [ 1579.358429] [<000000008135f3b2>] ? copy_net_ns+0x15b/0x340 [ 1579.792346] [<00000000450d7f58>] ? mutex_trylock+0x3f0/0x3f0 [ 1579.798257] [<000000003e29e443>] ? rcu_read_lock_sched_held+0x10b/0x130 [ 1580.272917] [<0000000004c2b372>] ? kmem_cache_alloc+0x246/0x2b0 [ 1580.279089] [<000000008135f3b2>] copy_net_ns+0x15b/0x340 [ 1580.702344] [<00000000a674df5a>] create_new_namespaces+0x37c/0x7a0 [ 1580.708777] [<000000002a55849f>] unshare_nsproxy_namespaces+0xab/0x1e0 INIT: [ 1581.202865] [<000000008b78af4f>] ? unshare_userns+0x26/0xb0 [ 1581.208865] [<0000000072dfd2b3>] SyS_unshare+0x305/0x6f0 cannot fork, retry.. [ 1581.622349] [<000000002cefc7f4>] ? SyS_clone+0x50/0x50 [ 1581.627738] [<000000005097a07c>] ? task_work_run+0x149/0x180 [ 1582.062346] [<000000009874b66d>] ? do_syscall_64+0x4a/0x570 [ 1582.068173] [<000000002cefc7f4>] ? SyS_clone+0x50/0x50 [ 1582.462408] [<000000008cceb5ed>] do_syscall_64+0x1ad/0x570 [ 1582.468145] [<0000000056231b7f>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 1582.932363] [ 1582.932363] Showing all locks held in the system: [ 1582.938734] 2 locks held by khungtaskd/24: [ 1582.942988] #0: (rcu_read_lock){......}, at: [<000000005c5d86ba>] watchdog+0x14b/0xaf0 [ 1582.951763] #1: (tasklist_lock){.+.+..}, at: [<0000000006b8fabc>] debug_show_all_locks+0x7f/0x21f [ 1582.961512] 2 locks held by getty/2024: [ 1582.965496] #0: (&tty->ldisc_sem){++++++}, at: [<000000007db245cf>] ldsem_down_read+0x33/0x40 [ 1582.975068] #1: (&ldata->atomic_read_lock){+.+...}, at: [<00000000abe47605>] n_tty_read+0x1fe/0x1820 [ 1582.985077] 3 locks held by kworker/u4:4/2257: [ 1582.989651] #0: ("%s""netns"){.+.+.+}, at: [<00000000694b4ce7>] process_one_work+0x790/0x1600 [ 1582.999038] #1: (net_cleanup_work){+.+.+.}, at: [<000000006e2e9551>] process_one_work+0x7ce/0x1600 [ 1583.008887] #2: (net_mutex){+.+.+.}, at: [<000000009f002122>] cleanup_net+0x131/0x8a0 [ 1583.019238] 1 lock held by syz-executor.5/27895: [ 1583.024026] #0: (net_mutex){+.+.+.}, at: [<000000008135f3b2>] copy_net_ns+0x15b/0x340 [ 1583.033696] 1 lock held by syz-executor.2/13800: [ 1583.038445] #0: (net_mutex){+.+.+.}, at: [<000000008135f3b2>] copy_net_ns+0x15b/0x340 [ 1583.047580] 1 lock held by syz-executor.3/19619: [ 1583.052348] #0: (net_mutex){+.+.+.}, at: [<000000008135f3b2>] copy_net_ns+0x15b/0x340 [ 1583.061361] [ 1583.063004] ============================================= [ 1583.063004]