[info] Using makefile-style concurrent boot in runlevel 2. [ 54.367372][ T27] audit: type=1800 audit(1566023370.460:21): pid=9280 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 54.419872][ T27] audit: type=1800 audit(1566023370.460:22): pid=9280 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.46' (ECDSA) to the list of known hosts. syzkaller login: [ 771.220275][ T9443] IPVS: ftp: loaded support on port[0] = 21 [ 771.220300][ T9440] IPVS: ftp: loaded support on port[0] = 21 [ 771.233229][ T9441] IPVS: ftp: loaded support on port[0] = 21 [ 771.236259][ T9438] IPVS: ftp: loaded support on port[0] = 21 [ 771.246794][ T9442] IPVS: ftp: loaded support on port[0] = 21 [ 771.247552][ T9439] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 932.395262][ T1057] INFO: task syz-executor594:9454 blocked for more than 143 seconds. [ 932.403487][ T1057] Not tainted 5.3.0-rc4+ #105 [ 932.408762][ T1057] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 932.417597][ T1057] syz-executor594 D26576 9454 9441 0xa0020000 [ 932.423905][ T1057] Call Trace: [ 932.427255][ T1057] __schedule+0x755/0x1580 [ 932.433572][ T1057] ? __sched_text_start+0x8/0x8 [ 932.438486][ T1057] ? __schedule+0x75d/0x1580 [ 932.443168][ T1057] schedule+0xa8/0x270 [ 932.447245][ T1057] schedule_timeout+0x717/0xc50 [ 932.452136][ T1057] ? percpu_ref_exit+0xd0/0xd0 [ 932.456911][ T1057] ? usleep_range+0x170/0x170 [ 932.461649][ T1057] ? __kasan_check_write+0x14/0x20 [ 932.466762][ T1057] ? lock_downgrade+0x920/0x920 [ 932.471646][ T1057] ? rwlock_bug.part.0+0x90/0x90 [ 932.476623][ T1057] ? wait_for_completion+0x9e/0x440 [ 932.481873][ T1057] ? trace_hardirqs_on+0x67/0x240 [ 932.486922][ T1057] ? __kasan_check_read+0x11/0x20 [ 932.492176][ T1057] wait_for_completion+0x29c/0x440 [ 932.497576][ T1057] ? wait_for_completion_interruptible+0x470/0x470 [ 932.504157][ T1057] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 932.510492][ T1057] ? wake_up_q+0xf0/0xf0 [ 932.514794][ T1057] ? kill_ioctx+0x1e4/0x2d0 [ 932.519360][ T1057] exit_aio+0x321/0x3a0 [ 932.523583][ T1057] ? ioctx_alloc+0x1dc0/0x1dc0 [ 932.528518][ T1057] ? mutex_unlock+0xd/0x10 [ 932.533014][ T1057] mmput+0xcf/0x4d0 [ 932.537011][ T1057] do_exit+0x84e/0x2e50 [ 932.541247][ T1057] ? mm_update_next_owner+0x640/0x640 [ 932.547000][ T1057] ? down_read_non_owner+0x450/0x450 [ 932.552607][ T1057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 932.558872][ T1057] ? handle_mm_fault+0x1d3/0x6b0 [ 932.563927][ T1057] do_group_exit+0x135/0x360 [ 932.568630][ T1057] __ia32_sys_exit_group+0x44/0x50 [ 932.573966][ T1057] do_fast_syscall_32+0x27b/0xdb3 [ 932.579239][ T1057] entry_SYSENTER_compat+0x70/0x7f [ 932.584446][ T1057] RIP: 0023:0xf7f99a29 [ 932.588652][ T1057] Code: Bad RIP value. [ 932.592686][ T1057] RSP: 002b:00000000ff84cf9c EFLAGS: 00000296 ORIG_RAX: 00000000000000fc [ 932.601238][ T1057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000080ef2b8 [ 932.609213][ T1057] RDX: 0000000000000000 RSI: 00000000080d893c RDI: 00000000080ef2c0 [ 932.617568][ T1057] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 932.625564][ T1057] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 932.633651][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 executing program executing program [ 932.641729][ T1057] INFO: task syz-executor594:9496 blocked for more than 143 seconds. [ 932.652189][ T1057] Not tainted 5.3.0-rc4+ #105 [ 932.665260][ T1057] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 932.674165][ T1057] syz-executor594 D26624 9496 9442 0xa0020000 [ 932.680547][ T1057] Call Trace: [ 932.683826][ T1057] __schedule+0x755/0x1580 [ 932.688263][ T1057] ? __sched_text_start+0x8/0x8 [ 932.693379][ T1057] ? __schedule+0x75d/0x1580 [ 932.698331][ T1057] schedule+0xa8/0x270 [ 932.702385][ T1057] schedule_timeout+0x717/0xc50 [ 932.707252][ T1057] ? percpu_ref_exit+0xd0/0xd0 [ 932.712263][ T1057] ? usleep_range+0x170/0x170 [ 932.716952][ T1057] ? __kasan_check_write+0x14/0x20 [ 932.722053][ T1057] ? lock_downgrade+0x920/0x920 [ 932.726929][ T1057] ? rwlock_bug.part.0+0x90/0x90 [ 932.732010][ T1057] ? wait_for_completion+0x9e/0x440 [ 932.737241][ T1057] ? trace_hardirqs_on+0x67/0x240 [ 932.742245][ T1057] ? __kasan_check_read+0x11/0x20 [ 932.747437][ T1057] wait_for_completion+0x29c/0x440 [ 932.752589][ T1057] ? wait_for_completion_interruptible+0x470/0x470 [ 932.759122][ T1057] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 932.764911][ T1057] ? wake_up_q+0xf0/0xf0 [ 932.769170][ T1057] ? kill_ioctx+0x1e4/0x2d0 [ 932.773651][ T1057] exit_aio+0x321/0x3a0 [ 932.777833][ T1057] ? ioctx_alloc+0x1dc0/0x1dc0 [ 932.782577][ T1057] ? mutex_unlock+0xd/0x10 [ 932.787003][ T1057] mmput+0xcf/0x4d0 [ 932.790914][ T1057] do_exit+0x84e/0x2e50 [ 932.795230][ T1057] ? mm_update_next_owner+0x640/0x640 [ 932.800590][ T1057] ? down_read_non_owner+0x450/0x450 [ 932.805915][ T1057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 932.812225][ T1057] ? handle_mm_fault+0x1d3/0x6b0 [ 932.817173][ T1057] do_group_exit+0x135/0x360 [ 932.821741][ T1057] __ia32_sys_exit_group+0x44/0x50 [ 932.826880][ T1057] do_fast_syscall_32+0x27b/0xdb3 [ 932.831898][ T1057] entry_SYSENTER_compat+0x70/0x7f [ 932.837024][ T1057] RIP: 0023:0xf7f99a29 [ 932.841230][ T1057] Code: b8 80 96 98 00 eb cc 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 932.861141][ T1057] RSP: 002b:00000000ff84cf9c EFLAGS: 00000296 ORIG_RAX: 00000000000000fc [ 932.869716][ T1057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000080ef2b8 [ 932.877703][ T1057] RDX: 0000000000000000 RSI: 00000000080d893c RDI: 00000000080ef2c0 [ 932.885936][ T1057] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 932.894368][ T1057] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 932.902363][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 932.910375][ T1057] INFO: task syz-executor594:9498 blocked for more than 143 seconds. [ 932.918861][ T1057] Not tainted 5.3.0-rc4+ #105 [ 932.924028][ T1057] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 932.932966][ T1057] syz-executor594 D26624 9498 9440 0xa0020000 [ 932.939309][ T1057] Call Trace: [ 932.942576][ T1057] __schedule+0x755/0x1580 [ 932.947278][ T1057] ? __sched_text_start+0x8/0x8 [ 932.952252][ T1057] ? __schedule+0x75d/0x1580 [ 932.956854][ T1057] schedule+0xa8/0x270 [ 932.960904][ T1057] schedule_timeout+0x717/0xc50 [ 932.965879][ T1057] ? percpu_ref_exit+0xd0/0xd0 [ 932.970628][ T1057] ? usleep_range+0x170/0x170 [ 932.975468][ T1057] ? __kasan_check_write+0x14/0x20 [ 932.980562][ T1057] ? lock_downgrade+0x920/0x920 [ 932.985431][ T1057] ? rwlock_bug.part.0+0x90/0x90 [ 932.990348][ T1057] ? wait_for_completion+0x9e/0x440 [ 932.995713][ T1057] ? trace_hardirqs_on+0x67/0x240 [ 933.000831][ T1057] ? __kasan_check_read+0x11/0x20 [ 933.006978][ T1057] wait_for_completion+0x29c/0x440 [ 933.012074][ T1057] ? wait_for_completion_interruptible+0x470/0x470 [ 933.019273][ T1057] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 933.025063][ T1057] ? wake_up_q+0xf0/0xf0 [ 933.029462][ T1057] ? kill_ioctx+0x1e4/0x2d0 [ 933.033985][ T1057] exit_aio+0x321/0x3a0 [ 933.038205][ T1057] ? ioctx_alloc+0x1dc0/0x1dc0 [ 933.042946][ T1057] ? mutex_unlock+0xd/0x10 [ 933.047399][ T1057] mmput+0xcf/0x4d0 [ 933.051283][ T1057] do_exit+0x84e/0x2e50 [ 933.055442][ T1057] ? mm_update_next_owner+0x640/0x640 [ 933.060803][ T1057] ? down_read_non_owner+0x450/0x450 [ 933.066097][ T1057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 933.072452][ T1057] ? handle_mm_fault+0x1d3/0x6b0 [ 933.077407][ T1057] do_group_exit+0x135/0x360 [ 933.081974][ T1057] __ia32_sys_exit_group+0x44/0x50 [ 933.087108][ T1057] do_fast_syscall_32+0x27b/0xdb3 [ 933.092280][ T1057] entry_SYSENTER_compat+0x70/0x7f [ 933.097408][ T1057] RIP: 0023:0xf7f99a29 [ 933.101467][ T1057] Code: b8 80 96 98 00 eb cc 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 933.121073][ T1057] RSP: 002b:00000000ff84cf9c EFLAGS: 00000296 ORIG_RAX: 00000000000000fc [ 933.129494][ T1057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000080ef2b8 [ 933.137501][ T1057] RDX: 0000000000000000 RSI: 00000000080d893c RDI: 00000000080ef2c0 executing program [ 933.145474][ T1057] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 933.153420][ T1057] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 933.161583][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 933.169731][ T1057] INFO: lockdep is turned off. [ 933.174754][ T1057] NMI backtrace for cpu 1 [ 933.179287][ T1057] CPU: 1 PID: 1057 Comm: khungtaskd Not tainted 5.3.0-rc4+ #105 [ 933.186884][ T1057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 933.197007][ T1057] Call Trace: [ 933.200345][ T1057] dump_stack+0x172/0x1f0 [ 933.204650][ T1057] nmi_cpu_backtrace.cold+0x70/0xb2 [ 933.209849][ T1057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 933.216057][ T1057] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 933.221652][ T1057] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 933.227660][ T1057] arch_trigger_cpumask_backtrace+0x14/0x20 [ 933.233524][ T1057] watchdog+0x9d0/0xef0 [ 933.237658][ T1057] kthread+0x361/0x430 [ 933.241698][ T1057] ? reset_hung_task_detector+0x30/0x30 [ 933.247215][ T1057] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 933.253422][ T1057] ret_from_fork+0x24/0x30 [ 933.257869][ T1057] Sending NMI from CPU 1 to CPUs 0: [ 933.263083][ C0] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0xe/0x10 [ 933.264232][ T1057] Kernel panic - not syncing: hung_task: blocked tasks [ 933.278143][ T1057] CPU: 1 PID: 1057 Comm: khungtaskd Not tainted 5.3.0-rc4+ #105 [ 933.285738][ T1057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 933.295770][ T1057] Call Trace: [ 933.299032][ T1057] dump_stack+0x172/0x1f0 [ 933.303337][ T1057] panic+0x2dc/0x755 [ 933.307201][ T1057] ? add_taint.cold+0x16/0x16 [ 933.311854][ T1057] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 933.317455][ T1057] ? ___preempt_schedule+0x16/0x20 [ 933.322842][ T1057] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 933.328974][ T1057] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 933.335218][ T1057] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 933.341342][ T1057] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 933.347635][ T1057] watchdog+0x9e1/0xef0 [ 933.351769][ T1057] kthread+0x361/0x430 [ 933.355803][ T1057] ? reset_hung_task_detector+0x30/0x30 [ 933.361316][ T1057] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 933.367543][ T1057] ret_from_fork+0x24/0x30 [ 933.373036][ T1057] Kernel Offset: disabled [ 933.377346][ T1057] Rebooting in 86400 seconds..