[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.59' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 214.664247][ T7098] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 214.665496][ T7094] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 214.687328][ T7096] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 214.705477][ T7095] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 214.722390][ T7097] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 214.742827][ T7108] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 370.870983][ T1160] INFO: task syz-executor892:7094 can't die for more than 143 seconds. [ 370.900813][ T1160] syz-executor892 R running task 24224 7094 7088 0x00004006 [ 370.909276][ T1160] Call Trace: [ 370.961007][ T1160] ? __schedule+0x937/0x1ff0 [ 370.965698][ T1160] ? __sched_text_start+0x8/0x8 [ 370.970821][ T1160] ? scheduler_ipi+0x106/0x5e0 [ 371.016096][ T1160] ? is_bpf_text_address+0xa9/0x160 [ 371.070972][ T1160] ? rcu_read_lock_held_common+0x130/0x130 [ 371.077900][ T1160] ? rcu_read_lock_held_common+0x130/0x130 [ 371.150889][ T1160] ? unwind_next_frame+0xdba/0x19d0 [ 371.156160][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 371.210841][ T1160] ? is_bpf_text_address+0xcb/0x160 [ 371.216110][ T1160] ? kernel_text_address+0x6e/0xe0 [ 371.250854][ T1160] ? profile_setup.cold+0xc1/0xc1 [ 371.255961][ T1160] ? arch_stack_walk+0x74/0xd0 [ 371.310890][ T1160] ? block_read_full_page+0xd5/0x1010 [ 371.317108][ T1160] ? stack_trace_save+0x8c/0xc0 [ 371.370824][ T1160] ? find_held_lock+0x2d/0x110 [ 371.376086][ T1160] ? __schedule+0x894/0x1ff0 [ 371.421838][ T1160] ? save_stack+0x1b/0x40 [ 371.426220][ T1160] ? save_stack+0x1b/0x40 [ 371.430594][ T1160] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 371.473461][ T1160] ? shrink_node+0x1b20/0x1b20 [ 371.478298][ T1160] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 371.540795][ T1160] ? try_to_free_pages+0x293/0x8d0 [ 371.545967][ T1160] ? reclaim_pages+0xd00/0xd00 [ 371.590791][ T1160] ? __sched_text_start+0x8/0x8 [ 371.595823][ T1160] ? mark_held_locks+0x9f/0xe0 [ 371.630832][ T1160] ? mark_lock+0x12b/0xf10 [ 371.635740][ T1160] ? preempt_schedule_irq+0xb0/0x150 [ 371.690781][ T1160] ? retint_kernel+0x1b/0x2b [ 371.695428][ T1160] ? kmem_cache_alloc+0x274/0x740 [ 371.700504][ T1160] ? mem_cgroup_hierarchy_write+0x200/0x200 [ 371.751189][ T1160] ? warn_alloc+0x110/0x110 [ 371.755945][ T1160] ? find_get_entry+0x40a/0x730 [ 371.810815][ T1160] ? __isolate_free_page+0x610/0x610 [ 371.816950][ T1160] ? __alloc_pages_nodemask+0x5d9/0x810 [ 371.860824][ T1160] ? __sanitizer_cov_trace_pc+0x9/0x60 [ 371.867117][ T1160] ? find_get_entry+0x151/0x730 [ 371.900848][ T1160] ? shadow_lru_isolate+0x410/0x410 [ 371.906176][ T1160] ? minix_rename+0x8c0/0x8c0 [ 371.960807][ T1160] ? __lru_cache_add+0x1f0/0x2d0 [ 371.965811][ T1160] ? block_truncate_page+0xc50/0xc50 [ 372.000771][ T1160] ? add_to_page_cache_lru+0x300/0x700 [ 372.006571][ T1160] ? add_to_page_cache_locked+0x40/0x40 [ 372.050802][ T1160] ? __page_cache_alloc+0x110/0x480 [ 372.056592][ T1160] ? do_read_cache_page+0x9ab/0x1810 [ 372.100865][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 372.106623][ T1160] ? generic_file_read_iter+0x2920/0x2920 [ 372.150798][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 372.156927][ T1160] ? preempt_schedule_irq+0xee/0x150 [ 372.200868][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 372.206678][ T1160] ? minix_find_entry+0x200/0x7b0 [ 372.260790][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 372.268656][ T1160] ? minix_dotdot+0x170/0x170 [ 372.340852][ T1160] ? generic_permission+0x116/0x520 [ 372.346103][ T1160] ? minix_lookup+0x103/0x190 [ 372.390750][ T1160] ? lookup_open+0x8d7/0x1320 [ 372.395477][ T1160] ? page_put_link+0x210/0x210 [ 372.400268][ T1160] ? preempt_count_add+0x74/0x140 [ 372.480823][ T1160] ? __mnt_want_write+0x1da/0x2c0 [ 372.486057][ T1160] ? path_openat+0x93c/0x27f0 [ 372.520762][ T1160] ? path_lookupat.isra.0+0x530/0x530 [ 372.526426][ T1160] ? mark_held_locks+0xe0/0xe0 [ 372.570876][ T1160] ? debug_object_activate+0x204/0x480 [ 372.577962][ T1160] ? do_filp_open+0x192/0x260 [ 372.630771][ T1160] ? may_open_dev+0xf0/0xf0 [ 372.635387][ T1160] ? do_raw_spin_lock+0x129/0x2e0 [ 372.640518][ T1160] ? _raw_spin_unlock+0x24/0x40 [ 372.680737][ T1160] ? __alloc_fd+0x46d/0x600 [ 372.685560][ T1160] ? do_sys_openat2+0x585/0x7d0 [ 372.690442][ T1160] ? file_open_root+0x400/0x400 [ 372.760745][ T1160] ? lock_downgrade+0x840/0x840 [ 372.766102][ T1160] ? do_sys_open+0xc3/0x140 [ 372.770612][ T1160] ? filp_open+0x70/0x70 [ 372.820762][ T1160] ? fput_many+0x2f/0x1a0 [ 372.825156][ T1160] ? filp_close+0x12f/0x170 [ 372.860786][ T1160] ? trace_hardirqs_off_caller+0x55/0x230 [ 372.866643][ T1160] ? do_syscall_64+0xf6/0x7d0 [ 372.920761][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 372.926920][ T1160] INFO: task syz-executor892:7095 can't die for more than 145 seconds. [ 372.990701][ T1160] syz-executor892 R running task 24176 7095 7090 0x00004006 [ 372.998905][ T1160] Call Trace: [ 373.040754][ T1160] ? __schedule+0x937/0x1ff0 [ 373.045493][ T1160] ? __sched_text_start+0x8/0x8 [ 373.080799][ T1160] ? rcu_read_unlock+0x12/0x60 [ 373.085731][ T1160] ? rcu_read_lock_held_common+0x130/0x130 [ 373.130725][ T1160] ? preempt_schedule_irq+0xb0/0x150 [ 373.136776][ T1160] ? retint_kernel+0x1b/0x2b [ 373.170711][ T1160] ? mem_cgroup_iter+0x368/0x600 [ 373.175743][ T1160] ? shrink_node+0x40d/0x1b20 [ 373.180471][ T1160] ? do_try_to_free_pages+0x38d/0x13a0 [ 373.250732][ T1160] ? shrink_node+0x1b20/0x1b20 [ 373.270776][ T1160] ? switch_mm_irqs_off+0x51b/0x1020 [ 373.276221][ T1160] ? __schedule+0x937/0x1ff0 [ 373.320740][ T1160] ? __sched_text_start+0x8/0x8 [ 373.326943][ T1160] ? mark_held_locks+0x9f/0xe0 [ 373.380699][ T1160] ? __schedule+0x937/0x1ff0 [ 373.385340][ T1160] ? print_usage_bug+0x240/0x240 [ 373.390329][ T1160] ? __sched_text_start+0x8/0x8 [ 373.450912][ T1160] ? mark_held_locks+0x9f/0xe0 [ 373.455717][ T1160] ? preempt_schedule_irq+0xb0/0x150 [ 373.510720][ T1160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 373.517729][ T1160] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 373.560781][ T1160] ? create_empty_buffers+0x2c/0x8c0 [ 373.567930][ T1160] ? __add_to_page_cache_locked+0x7b4/0xe00 [ 373.620780][ T1160] ? create_page_buffers+0x2b0/0x400 [ 373.626129][ T1160] ? block_read_full_page+0xd5/0x1010 [ 373.670776][ T1160] ? __alloc_pages_slowpath.constprop.0+0x2660/0x2660 [ 373.677710][ T1160] ? block_truncate_page+0xc50/0xc50 [ 373.730704][ T1160] ? add_to_page_cache_lru+0x300/0x700 [ 373.736592][ T1160] ? add_to_page_cache_locked+0x40/0x40 [ 373.780735][ T1160] ? __page_cache_alloc+0x110/0x480 [ 373.786116][ T1160] ? do_read_cache_page+0x1053/0x1810 [ 373.820741][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 373.826302][ T1160] ? generic_file_read_iter+0x2920/0x2920 [ 373.870872][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 373.876549][ T1160] ? preempt_schedule_irq+0xee/0x150 [ 373.920749][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 373.925912][ T1160] ? minix_find_entry+0x200/0x7b0 [ 373.960725][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 373.966156][ T1160] ? minix_dotdot+0x170/0x170 [ 374.010692][ T1160] ? generic_permission+0x116/0x520 [ 374.016129][ T1160] ? minix_lookup+0x103/0x190 [ 374.070679][ T1160] ? lookup_open+0x8d7/0x1320 [ 374.075683][ T1160] ? page_put_link+0x210/0x210 [ 374.120770][ T1160] ? preempt_count_add+0x74/0x140 [ 374.125847][ T1160] ? __mnt_want_write+0x1da/0x2c0 [ 374.170677][ T1160] ? path_openat+0x93c/0x27f0 [ 374.175421][ T1160] ? path_lookupat.isra.0+0x530/0x530 [ 374.230679][ T1160] ? mark_held_locks+0xe0/0xe0 [ 374.235751][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 374.300666][ T1160] ? do_filp_open+0x192/0x260 [ 374.306408][ T1160] ? may_open_dev+0xf0/0xf0 [ 374.350692][ T1160] ? do_raw_spin_lock+0x129/0x2e0 [ 374.356647][ T1160] ? _raw_spin_unlock+0x24/0x40 [ 374.390682][ T1160] ? __alloc_fd+0x46d/0x600 [ 374.396615][ T1160] ? do_sys_openat2+0x585/0x7d0 [ 374.430668][ T1160] ? file_open_root+0x400/0x400 [ 374.436796][ T1160] ? lock_downgrade+0x840/0x840 [ 374.490671][ T1160] ? do_sys_open+0xc3/0x140 [ 374.495330][ T1160] ? filp_open+0x70/0x70 [ 374.499609][ T1160] ? fput_many+0x2f/0x1a0 [ 374.550639][ T1160] ? filp_close+0x12f/0x170 [ 374.555656][ T1160] ? trace_hardirqs_off_caller+0x55/0x230 [ 374.600697][ T1160] ? do_syscall_64+0xf6/0x7d0 [ 374.605544][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 374.650678][ T1160] INFO: task syz-executor892:7096 can't die for more than 147 seconds. [ 374.659481][ T1160] syz-executor892 R running task 24240 7096 7092 0x00004006 [ 374.740628][ T1160] Call Trace: [ 374.743979][ T1160] ? __schedule+0x937/0x1ff0 [ 374.748668][ T1160] ? print_usage_bug+0x240/0x240 [ 374.820786][ T1160] ? find_held_lock+0x2d/0x110 [ 374.826085][ T1160] ? find_held_lock+0x2d/0x110 [ 374.860634][ T1160] ? __alloc_pages_slowpath.constprop.0+0x2660/0x2660 [ 374.867634][ T1160] ? lock_downgrade+0x840/0x840 [ 374.920819][ T1160] ? mark_lock+0x12b/0xf10 [ 374.927788][ T1160] ? find_held_lock+0x2d/0x110 [ 374.980632][ T1160] ? mark_held_locks+0x9f/0xe0 [ 374.985537][ T1160] ? __alloc_pages_slowpath.constprop.0+0x903/0x2660 [ 375.030689][ T1160] ? get_page_from_freelist+0x39f/0x3760 [ 375.037503][ T1160] ? warn_alloc+0x110/0x110 [ 375.080638][ T1160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 375.087754][ T1160] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 375.160643][ T1160] ? __add_to_page_cache_locked+0x3f2/0xe00 [ 375.166597][ T1160] ? __filemap_set_wb_err+0x2b0/0x2b0 [ 375.220656][ T1160] ? __alloc_pages_nodemask+0x5f4/0x810 [ 375.226266][ T1160] ? shadow_lru_isolate+0x410/0x410 [ 375.270615][ T1160] ? block_truncate_page+0xc50/0xc50 [ 375.275963][ T1160] ? alloc_pages_current+0xff/0x200 [ 375.320654][ T1160] ? __page_cache_alloc+0x298/0x480 [ 375.325910][ T1160] ? mark_page_accessed+0x2a5/0x1050 [ 375.370619][ T1160] ? __schedule+0x937/0x1ff0 [ 375.375262][ T1160] ? print_usage_bug+0x240/0x240 [ 375.380212][ T1160] ? __sched_text_start+0x8/0x8 [ 375.420620][ T1160] ? mark_held_locks+0x9f/0xe0 [ 375.425443][ T1160] ? preempt_schedule_irq+0xb0/0x150 [ 375.470624][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 375.475800][ T1160] ? minix_find_entry+0x200/0x7b0 [ 375.520644][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 375.526019][ T1160] ? minix_dotdot+0x170/0x170 [ 375.570595][ T1160] ? generic_permission+0x116/0x520 [ 375.575847][ T1160] ? minix_lookup+0x103/0x190 [ 375.620624][ T1160] ? lookup_open+0x8d7/0x1320 [ 375.625360][ T1160] ? page_put_link+0x210/0x210 [ 375.630167][ T1160] ? preempt_count_add+0x74/0x140 [ 375.690600][ T1160] ? __mnt_want_write+0x1da/0x2c0 [ 375.695696][ T1160] ? path_openat+0x93c/0x27f0 [ 375.700404][ T1160] ? path_lookupat.isra.0+0x530/0x530 [ 375.770639][ T1160] ? mark_held_locks+0xe0/0xe0 [ 375.775475][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 375.780167][ T1160] ? do_filp_open+0x192/0x260 [ 375.830726][ T1160] ? may_open_dev+0xf0/0xf0 [ 375.835292][ T1160] ? do_raw_spin_lock+0x129/0x2e0 [ 375.840347][ T1160] ? _raw_spin_unlock+0x24/0x40 [ 375.910618][ T1160] ? __alloc_fd+0x46d/0x600 [ 375.915201][ T1160] ? do_sys_openat2+0x585/0x7d0 [ 375.920065][ T1160] ? file_open_root+0x400/0x400 [ 375.960580][ T1160] ? lock_downgrade+0x840/0x840 [ 375.965504][ T1160] ? do_sys_open+0xc3/0x140 [ 375.970013][ T1160] ? filp_open+0x70/0x70 [ 376.010664][ T1160] ? fput_many+0x2f/0x1a0 [ 376.015047][ T1160] ? filp_close+0x12f/0x170 [ 376.019584][ T1160] ? trace_hardirqs_off_caller+0x55/0x230 [ 376.080588][ T1160] ? do_syscall_64+0xf6/0x7d0 [ 376.085468][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 376.140652][ T1160] INFO: task syz-executor892:7097 can't die for more than 148 seconds. [ 376.148940][ T1160] syz-executor892 R running task 24296 7097 7093 0x00004006 [ 376.210603][ T1160] Call Trace: [ 376.213958][ T1160] ? __schedule+0x937/0x1ff0 [ 376.218581][ T1160] ? mark_held_locks+0x9f/0xe0 [ 376.280568][ T1160] ? __sched_text_start+0x8/0x8 [ 376.285493][ T1160] ? preempt_schedule_thunk+0x16/0x18 [ 376.330589][ T1160] ? rcu_read_lock_held_common+0x130/0x130 [ 376.336455][ T1160] ? rcu_read_lock_held_common+0x130/0x130 [ 376.370569][ T1160] ? mem_cgroup_iter+0x368/0x600 [ 376.375580][ T1160] ? shrink_node+0x40d/0x1b20 [ 376.380286][ T1160] ? do_try_to_free_pages+0x38d/0x13a0 [ 376.450601][ T1160] ? lock_downgrade+0x840/0x840 [ 376.455540][ T1160] ? switch_mm_irqs_off+0x51b/0x1020 [ 376.496301][ T1160] ? save_stack+0x1b/0x40 [ 376.540565][ T1160] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 376.546469][ T1160] ? kmem_cache_alloc+0x11b/0x740 [ 376.580561][ T1160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 376.586165][ T1160] ? find_held_lock+0x2d/0x110 [ 376.621476][ T1160] ? try_to_free_pages+0x293/0x8d0 [ 376.626752][ T1160] ? reclaim_pages+0xd00/0xd00 [ 376.660550][ T1160] ? mark_held_locks+0x9f/0xe0 [ 376.665368][ T1160] ? __alloc_pages_slowpath.constprop.0+0x903/0x2660 [ 376.720565][ T1160] ? kmem_cache_alloc+0x274/0x740 [ 376.725644][ T1160] ? lockdep_init_map_waits+0x26a/0x890 [ 376.780533][ T1160] ? __this_cpu_preempt_check+0x28/0x190 [ 376.786216][ T1160] ? recalc_bh_state+0x34/0x190 [ 376.830581][ T1160] ? __schedule+0x937/0x1ff0 [ 376.835219][ T1160] ? print_usage_bug+0x240/0x240 [ 376.840175][ T1160] ? __sched_text_start+0x8/0x8 [ 376.881476][ T1160] ? create_empty_buffers+0x2c/0x8c0 [ 376.886830][ T1160] ? __add_to_page_cache_locked+0x7b4/0xe00 [ 376.940531][ T1160] ? create_page_buffers+0x2b0/0x400 [ 376.945891][ T1160] ? block_read_full_page+0xd5/0x1010 [ 377.000550][ T1160] ? __alloc_pages_slowpath.constprop.0+0x2660/0x2660 [ 377.007380][ T1160] ? block_truncate_page+0xc50/0xc50 [ 377.070567][ T1160] ? add_to_page_cache_lru+0x300/0x700 [ 377.076106][ T1160] ? add_to_page_cache_locked+0x40/0x40 [ 377.141501][ T1160] ? __page_cache_alloc+0x110/0x480 [ 377.146762][ T1160] ? do_read_cache_page+0x1053/0x1810 [ 377.190574][ T1160] ? generic_file_read_iter+0x2920/0x2920 [ 377.196771][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 377.250565][ T1160] ? preempt_schedule_irq+0xee/0x150 [ 377.255926][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 377.310547][ T1160] ? minix_find_entry+0x200/0x7b0 [ 377.315647][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 377.360523][ T1160] ? minix_dotdot+0x170/0x170 [ 377.365284][ T1160] ? generic_permission+0x116/0x520 [ 377.420528][ T1160] ? minix_lookup+0x103/0x190 [ 377.425263][ T1160] ? lookup_open+0x8d7/0x1320 [ 377.429953][ T1160] ? page_put_link+0x210/0x210 [ 377.480534][ T1160] ? preempt_count_add+0x74/0x140 [ 377.485614][ T1160] ? __mnt_want_write+0x1da/0x2c0 [ 377.531529][ T1160] ? path_openat+0x93c/0x27f0 [ 377.536282][ T1160] ? path_lookupat.isra.0+0x530/0x530 [ 377.580498][ T1160] ? mark_held_locks+0xe0/0xe0 [ 377.585313][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 377.590001][ T1160] ? do_filp_open+0x192/0x260 [ 377.640563][ T1160] ? may_open_dev+0xf0/0xf0 [ 377.645128][ T1160] ? do_raw_spin_lock+0x129/0x2e0 [ 377.650168][ T1160] ? _raw_spin_unlock+0x24/0x40 [ 377.700533][ T1160] ? __alloc_fd+0x46d/0x600 [ 377.705099][ T1160] ? do_sys_openat2+0x585/0x7d0 [ 377.709958][ T1160] ? file_open_root+0x400/0x400 [ 377.780576][ T1160] ? lock_downgrade+0x840/0x840 [ 377.785736][ T1160] ? do_sys_open+0xc3/0x140 [ 377.790372][ T1160] ? filp_open+0x70/0x70 [ 377.830590][ T1160] ? fput_many+0x2f/0x1a0 [ 377.834983][ T1160] ? filp_close+0x12f/0x170 [ 377.839524][ T1160] ? trace_hardirqs_off_caller+0x55/0x230 [ 377.910494][ T1160] ? do_syscall_64+0xf6/0x7d0 [ 377.915230][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 377.970566][ T1160] INFO: task syz-executor892:7098 can't die for more than 150 seconds. [ 377.978949][ T1160] syz-executor892 R running task 24296 7098 7089 0x00004006 [ 378.040454][ T1160] Call Trace: [ 378.043814][ T1160] ? __schedule+0x937/0x1ff0 [ 378.048415][ T1160] ? __sched_text_start+0x8/0x8 [ 378.090547][ T1160] ? find_held_lock+0x2d/0x110 [ 378.095365][ T1160] ? is_bpf_text_address+0xa9/0x160 [ 378.140473][ T1160] ? find_held_lock+0x2d/0x110 [ 378.145378][ T1160] ? __schedule+0x894/0x1ff0 [ 378.149980][ T1160] ? lock_downgrade+0x840/0x840 [ 378.190541][ T1160] ? lock_downgrade+0x840/0x840 [ 378.195804][ T1160] ? switch_mm_irqs_off+0x51b/0x1020 [ 378.230533][ T1160] ? __might_sleep+0x190/0x190 [ 378.235352][ T1160] ? unwind_next_frame+0x11f/0x19d0 [ 378.290519][ T1160] ? do_filp_open+0x192/0x260 [ 378.295258][ T1160] ? deref_stack_reg+0xe0/0xe0 [ 378.300104][ T1160] ? mark_lock+0x12b/0xf10 [ 378.360462][ T1160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 378.366196][ T1160] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 378.420476][ T1160] ? do_try_to_free_pages+0x38d/0x13a0 [ 378.426010][ T1160] ? shrink_node+0x1b20/0x1b20 [ 378.470457][ T1160] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 378.476499][ T1160] ? try_to_free_pages+0x293/0x8d0 [ 378.520457][ T1160] ? __sched_text_start+0x8/0x8 [ 378.525393][ T1160] ? mark_lock+0x12b/0xf10 [ 378.530094][ T1160] ? find_held_lock+0x2d/0x110 [ 378.580469][ T1160] ? lock_downgrade+0x840/0x840 [ 378.585371][ T1160] ? mark_held_locks+0xe0/0xe0 [ 378.590149][ T1160] ? ____cache_alloc_node+0x3c/0x1d0 [ 378.650444][ T1160] ? __alloc_pages_slowpath.constprop.0+0x903/0x2660 [ 378.657329][ T1160] ? get_page_from_freelist+0x39f/0x3760 [ 378.730507][ T1160] ? xas_create+0x213/0x1070 [ 378.735181][ T1160] ? get_mem_cgroup_from_page+0x9f/0x340 [ 378.770444][ T1160] ? kmem_cache_alloc+0x11b/0x740 [ 378.775523][ T1160] ? mem_cgroup_hierarchy_write+0x200/0x200 [ 378.820538][ T1160] ? warn_alloc+0x110/0x110 [ 378.825219][ T1160] ? find_get_entry+0x40a/0x730 [ 378.830292][ T1160] ? __isolate_free_page+0x610/0x610 [ 378.890433][ T1160] ? create_empty_buffers+0x2c/0x8c0 [ 378.895795][ T1160] ? __add_to_page_cache_locked+0xabb/0xe00 [ 378.940509][ T1160] ? create_page_buffers+0x2b0/0x400 [ 378.945881][ T1160] ? __alloc_pages_nodemask+0x5f4/0x810 [ 378.990428][ T1160] ? block_read_full_page+0xd5/0x1010 [ 378.995855][ T1160] ? shadow_lru_isolate+0x410/0x410 [ 379.040527][ T1160] ? block_truncate_page+0xc50/0xc50 [ 379.045871][ T1160] ? add_to_page_cache_lru+0x300/0x700 [ 379.100496][ T1160] ? add_to_page_cache_locked+0x40/0x40 [ 379.106125][ T1160] ? __page_cache_alloc+0x110/0x480 [ 379.150428][ T1160] ? do_read_cache_page+0x1053/0x1810 [ 379.155880][ T1160] ? generic_file_read_iter+0x2920/0x2920 [ 379.200498][ T1160] ? preempt_schedule_irq+0xb0/0x150 [ 379.206106][ T1160] ? retint_kernel+0x1b/0x2b [ 379.240541][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 379.245712][ T1160] ? minix_find_entry+0x200/0x7b0 [ 379.290440][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 379.295693][ T1160] ? minix_dotdot+0x170/0x170 [ 379.330419][ T1160] ? generic_permission+0x116/0x520 [ 379.330447][ T1160] ? minix_lookup+0x103/0x190 [ 379.330462][ T1160] ? lookup_open+0x8d7/0x1320 [ 379.330481][ T1160] ? page_put_link+0x210/0x210 [ 379.330514][ T1160] ? preempt_count_add+0x74/0x140 [ 379.330529][ T1160] ? __mnt_want_write+0x1da/0x2c0 [ 379.330549][ T1160] ? path_openat+0x93c/0x27f0 [ 379.330573][ T1160] ? path_lookupat.isra.0+0x530/0x530 [ 379.330589][ T1160] ? mark_held_locks+0xe0/0xe0 [ 379.330605][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 379.510432][ T1160] ? do_filp_open+0x192/0x260 [ 379.515197][ T1160] ? may_open_dev+0xf0/0xf0 [ 379.519723][ T1160] ? do_raw_spin_lock+0x129/0x2e0 [ 379.570414][ T1160] ? _raw_spin_unlock+0x24/0x40 [ 379.575317][ T1160] ? __alloc_fd+0x46d/0x600 [ 379.579841][ T1160] ? do_sys_openat2+0x585/0x7d0 [ 379.630444][ T1160] ? file_open_root+0x400/0x400 [ 379.635472][ T1160] ? lock_downgrade+0x840/0x840 [ 379.670406][ T1160] ? do_sys_open+0xc3/0x140 [ 379.674956][ T1160] ? filp_open+0x70/0x70 [ 379.679211][ T1160] ? fput_many+0x2f/0x1a0 [ 379.750405][ T1160] ? filp_close+0x12f/0x170 [ 379.754959][ T1160] ? trace_hardirqs_off_caller+0x55/0x230 [ 379.810402][ T1160] ? do_syscall_64+0xf6/0x7d0 [ 379.815136][ T1160] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 379.860462][ T1160] INFO: task syz-executor892:7108 can't die for more than 152 seconds. [ 379.868743][ T1160] syz-executor892 R running task 23824 7108 7091 0x00004006 [ 379.930365][ T1160] Call Trace: [ 379.933708][ T1160] ? __schedule+0x937/0x1ff0 [ 379.938303][ T1160] ? print_usage_bug+0x240/0x240 [ 379.990374][ T1160] ? lock_downgrade+0x840/0x840 [ 379.995281][ T1160] ? switch_mm_irqs_off+0x51b/0x1020 [ 380.040384][ T1160] ? find_held_lock+0x2d/0x110 [ 380.045207][ T1160] ? __schedule+0x894/0x1ff0 [ 380.049810][ T1160] ? lock_downgrade+0x840/0x840 [ 380.105674][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 380.150423][ T1160] ? __lock_acquire+0xcbb/0x4c50 [ 380.155432][ T1160] ? find_held_lock+0x2d/0x110 [ 380.190393][ T1160] ? kasan_unpoison_shadow+0x30/0x40 [ 380.195761][ T1160] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 380.230409][ T1160] ? kmem_cache_alloc+0x11b/0x740 [ 380.235491][ T1160] ? lock_acquire+0x1f2/0x8f0 [ 380.240181][ T1160] ? lockdep_init_map_waits+0x26a/0x890 [ 380.310392][ T1160] ? __this_cpu_preempt_check+0x28/0x190 [ 380.316079][ T1160] ? recalc_bh_state+0x34/0x190 [ 380.370366][ T1160] ? alloc_buffer_head+0x20/0x110 [ 380.375442][ T1160] ? alloc_page_buffers+0x167/0x590 [ 380.430361][ T1160] ? create_empty_buffers+0x2c/0x8c0 [ 380.435693][ T1160] ? __add_to_page_cache_locked+0x7b4/0xe00 [ 380.490371][ T1160] ? _raw_spin_unlock+0x36/0x40 [ 380.495267][ T1160] ? create_page_buffers+0x2b0/0x400 [ 380.540438][ T1160] ? block_read_full_page+0xd5/0x1010 [ 380.545859][ T1160] ? shadow_lru_isolate+0x410/0x410 [ 380.580422][ T1160] ? minix_rename+0x8c0/0x8c0 [ 380.585155][ T1160] ? __lru_cache_add+0x1f0/0x2d0 [ 380.590101][ T1160] ? block_truncate_page+0xc50/0xc50 [ 380.640426][ T1160] ? add_to_page_cache_lru+0x1aa/0x700 [ 380.646057][ T1160] ? add_to_page_cache_locked+0x40/0x40 [ 380.690353][ T1160] ? __page_cache_alloc+0x110/0x480 [ 380.695606][ T1160] ? do_read_cache_page+0x1053/0x1810 [ 380.740440][ T1160] ? generic_file_read_iter+0x2920/0x2920 [ 380.746222][ T1160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 380.790407][ T1160] ? preempt_schedule_irq+0xee/0x150 [ 380.795768][ T1160] ? dir_get_page.isra.0+0x1d/0x60 [ 380.840467][ T1160] ? minix_find_entry+0x200/0x7b0 [ 380.845594][ T1160] ? minix_inode_by_name+0x6d/0x452 [ 380.880432][ T1160] ? minix_dotdot+0x170/0x170 [ 380.885189][ T1160] ? generic_permission+0x116/0x520