Warning: Permanently added '10.128.0.189' (ECDSA) to the list of known hosts. syzkaller login: [ 766.912486][ T27] kauditd_printk_skb: 5 callbacks suppressed [ 766.912517][ T27] audit: type=1400 audit(1564731842.459:36): avc: denied { map } for pid=11109 comm="syz-executor434" path="/root/syz-executor434034669" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 766.973355][T11120] IPVS: ftp: loaded support on port[0] = 21 [ 766.973363][T11116] IPVS: ftp: loaded support on port[0] = 21 [ 766.978773][T11117] IPVS: ftp: loaded support on port[0] = 21 [ 766.981214][T11121] IPVS: ftp: loaded support on port[0] = 21 [ 766.986894][T11118] IPVS: ftp: loaded support on port[0] = 21 [ 767.018744][T11119] IPVS: ftp: loaded support on port[0] = 21 executing program [ 767.057377][ T27] audit: type=1400 audit(1564731842.609:37): avc: denied { associate } for pid=11116 comm="syz-executor434" name="syz5" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 918.544208][ T1058] INFO: task syz-executor434:11333 blocked for more than 143 seconds. [ 918.552488][ T1058] Not tainted 5.3.0-rc2+ #86 [ 918.558590][ T1058] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 918.567537][ T1058] syz-executor434 D26240 11333 11119 0x80000000 [ 918.576225][ T1058] Call Trace: [ 918.579608][ T1058] __schedule+0x755/0x1580 [ 918.584191][ T1058] ? __sched_text_start+0x8/0x8 [ 918.589027][ T1058] schedule+0xa8/0x270 [ 918.593068][ T1058] schedule_timeout+0x717/0xc50 [ 918.597987][ T1058] ? percpu_ref_exit+0xd0/0xd0 [ 918.602745][ T1058] ? usleep_range+0x170/0x170 [ 918.607498][ T1058] ? __kasan_check_write+0x14/0x20 [ 918.612798][ T1058] ? lock_downgrade+0x920/0x920 [ 918.617696][ T1058] ? rwlock_bug.part.0+0x90/0x90 [ 918.622614][ T1058] ? wait_for_completion+0x9e/0x440 [ 918.627881][ T1058] ? trace_hardirqs_on+0x67/0x240 [ 918.632896][ T1058] ? __kasan_check_read+0x11/0x20 [ 918.637941][ T1058] wait_for_completion+0x29c/0x440 [ 918.643041][ T1058] ? wait_for_completion_interruptible+0x470/0x470 [ 918.649615][ T1058] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 918.655449][ T1058] ? wake_up_q+0xf0/0xf0 [ 918.659720][ T1058] ? kill_ioctx+0x1e4/0x2d0 [ 918.664270][ T1058] exit_aio+0x321/0x3a0 [ 918.668448][ T1058] ? aio_poll_wake+0x11e0/0x11e0 [ 918.673373][ T1058] ? mutex_unlock+0xd/0x10 [ 918.677912][ T1058] mmput+0xcf/0x4d0 [ 918.681714][ T1058] do_exit+0x84e/0x2e50 [ 918.685901][ T1058] ? mm_update_next_owner+0x640/0x640 [ 918.691258][ T1058] ? down_read_non_owner+0x450/0x450 [ 918.696616][ T1058] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 918.702890][ T1058] ? handle_mm_fault+0x1d3/0x6b0 [ 918.707877][ T1058] do_group_exit+0x135/0x360 [ 918.712454][ T1058] __x64_sys_exit_group+0x44/0x50 [ 918.717524][ T1058] do_syscall_64+0xfd/0x6a0 [ 918.722020][ T1058] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 918.727988][ T1058] RIP: 0033:0x440808 [ 918.731903][ T1058] Code: 69 67 75 72 65 64 20 74 6f 20 25 64 20 5b 2d 67 20 25 73 5d 20 2d 20 63 68 61 6e 67 69 6e 67 20 74 6f 20 31 2e 0a 00 00 00 00 <72> 73 79 73 6c 6f 67 64 3a 20 49 6e 76 61 6c 69 64 20 2d 74 20 25 [ 918.751583][ T1058] RSP: 002b:00007ffcd638b2e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 918.760040][ T1058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440808 [ 918.768161][ T1058] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 918.776135][ T1058] RBP: 00000000004c0f10 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 918.784175][ T1058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 918.792134][ T1058] R13: 00000000006d3180 R14: 0000000000000000 R15: 0000000000000000 [ 918.800219][ T1058] INFO: lockdep is turned off. [ 918.805024][ T1058] NMI backtrace for cpu 1 [ 918.809375][ T1058] CPU: 1 PID: 1058 Comm: khungtaskd Not tainted 5.3.0-rc2+ #86 [ 918.816886][ T1058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.826910][ T1058] Call Trace: [ 918.830214][ T1058] dump_stack+0x172/0x1f0 [ 918.834523][ T1058] nmi_cpu_backtrace.cold+0x70/0xb2 [ 918.839737][ T1058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.846016][ T1058] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 918.851671][ T1058] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 918.857633][ T1058] arch_trigger_cpumask_backtrace+0x14/0x20 [ 918.863500][ T1058] watchdog+0x9d0/0xef0 [ 918.867671][ T1058] kthread+0x361/0x430 [ 918.871718][ T1058] ? reset_hung_task_detector+0x30/0x30 [ 918.877234][ T1058] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 918.883459][ T1058] ret_from_fork+0x24/0x30 [ 918.887979][ T1058] Sending NMI from CPU 1 to CPUs 0: [ 918.893363][ C0] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0xe/0x10 [ 918.894211][ T1058] Kernel panic - not syncing: hung_task: blocked tasks [ 918.908429][ T1058] CPU: 1 PID: 1058 Comm: khungtaskd Not tainted 5.3.0-rc2+ #86 [ 918.915946][ T1058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.925977][ T1058] Call Trace: [ 918.929244][ T1058] dump_stack+0x172/0x1f0 [ 918.933559][ T1058] panic+0x2dc/0x755 [ 918.937432][ T1058] ? add_taint.cold+0x16/0x16 [ 918.942133][ T1058] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 918.947885][ T1058] ? printk_safe_flush+0xf2/0x140 [ 918.952893][ T1058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.959115][ T1058] ? nmi_trigger_cpumask_backtrace+0x224/0x28b [ 918.965250][ T1058] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 918.971378][ T1058] watchdog+0x9e1/0xef0 [ 918.975508][ T1058] kthread+0x361/0x430 [ 918.979657][ T1058] ? reset_hung_task_detector+0x30/0x30 [ 918.985182][ T1058] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 918.991394][ T1058] ret_from_fork+0x24/0x30 [ 918.997009][ T1058] Kernel Offset: disabled [ 919.001342][ T1058] Rebooting in 86400 seconds..