Warning: Permanently added '10.128.0.226' (ECDSA) to the list of known hosts. executing program [ 527.920134] audit: type=1400 audit(1565756259.473:37): avc: denied { map } for pid=7814 comm="syz-executor292" path="/root/syz-executor292550793" 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 [ 693.695242] INFO: task cron:7712 blocked for more than 140 seconds. [ 693.701947] Not tainted 4.19.66 #40 [ 693.706178] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 693.714139] cron D25112 7712 1 0x00000000 [ 693.720331] Call Trace: [ 693.723095] __schedule+0x866/0x1dc0 [ 693.726879] ? __mutex_lock+0x721/0x1300 [ 693.730939] ? pci_mmcfg_check_reserved+0x170/0x170 [ 693.736068] ? kasan_check_read+0x11/0x20 [ 693.740226] schedule+0x92/0x1c0 [ 693.743655] schedule_preempt_disabled+0x13/0x20 [ 693.748541] __mutex_lock+0x726/0x1300 [ 693.752492] ? fuse_lock_inode+0xba/0xf0 [ 693.756604] ? mutex_trylock+0x1e0/0x1e0 [ 693.760699] ? d_alloc_parallel+0x7b0/0x1bb0 [ 693.765286] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 693.770972] ? kasan_check_read+0x11/0x20 [ 693.775491] mutex_lock_nested+0x16/0x20 [ 693.780373] ? mark_held_locks+0x100/0x100 [ 693.785610] ? mutex_lock_nested+0x16/0x20 [ 693.790161] fuse_lock_inode+0xba/0xf0 [ 693.794076] fuse_lookup+0x8e/0x3e0 [ 693.797803] ? fuse_lookup_name+0x670/0x670 [ 693.802123] ? __d_lookup_rcu+0x6b0/0x6b0 [ 693.806433] ? lockref_get_not_dead+0x70/0x90 [ 693.810958] ? __lockdep_init_map+0x10c/0x5b0 [ 693.815620] ? __lockdep_init_map+0x10c/0x5b0 [ 693.820167] __lookup_slow+0x279/0x500 [ 693.824076] ? vfs_unlink+0x500/0x500 [ 693.827961] ? kasan_check_read+0x11/0x20 [ 693.832122] lookup_slow+0x58/0x80 [ 693.835716] walk_component+0x747/0x2000 [ 693.839851] ? selinux_capable+0x40/0x40 [ 693.843923] ? path_init+0x18f0/0x18f0 [ 693.848322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 693.853968] ? security_inode_permission+0xcb/0x100 [ 693.859099] ? inode_permission+0xb4/0x560 [ 693.863338] link_path_walk.part.0+0x980/0x1330 [ 693.868246] ? walk_component+0x2000/0x2000 [ 693.873109] ? save_stack+0x45/0xd0 [ 693.876815] ? kasan_kmalloc+0xce/0xf0 [ 693.880759] ? kasan_slab_alloc+0xf/0x20 [ 693.884889] ? kmem_cache_alloc+0x12e/0x700 [ 693.889463] ? getname_flags+0xd6/0x5b0 [ 693.893469] ? cp_new_stat+0x5d0/0x5f0 [ 693.899655] path_lookupat.isra.0+0xe3/0x8d0 [ 693.904067] ? path_parentat.isra.0+0x160/0x160 [ 693.908831] ? cache_grow_end+0xa4/0x190 [ 693.912894] ? find_held_lock+0x35/0x130 [ 693.917024] ? cache_grow_end+0xa4/0x190 [ 693.921091] filename_lookup+0x1b0/0x410 [ 693.925612] ? filename_parentat.isra.0+0x410/0x410 [ 693.931303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 693.937817] ? __phys_addr_symbol+0x30/0x70 [ 693.942158] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 693.947346] ? __check_object_size+0x3d/0x42f [ 693.951889] ? strncpy_from_user+0x21b/0x2d0 [ 693.956377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 693.961913] ? getname_flags+0x277/0x5b0 [ 693.966233] ? lock_downgrade+0x810/0x810 [ 693.970701] user_path_at_empty+0x43/0x50 [ 693.975575] vfs_statx+0x129/0x200 [ 693.979777] ? vfs_statx_fd+0xc0/0xc0 [ 693.987264] __do_sys_newstat+0xa4/0x130 [ 693.993766] ? cp_new_stat+0x5f0/0x5f0 [ 693.997803] ? bad_area_nosemaphore+0x34/0x40 [ 694.002306] ? __do_page_fault+0x484/0xe90 [ 694.012664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 694.018297] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 694.023060] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 694.027911] ? do_syscall_64+0x26/0x620 [ 694.031879] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.037300] ? do_syscall_64+0x26/0x620 [ 694.041267] ? lockdep_hardirqs_on+0x415/0x5d0 [ 694.045937] __x64_sys_newstat+0x54/0x80 [ 694.050009] do_syscall_64+0xfd/0x620 [ 694.054167] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.059435] RIP: 0033:0x7f3fc84fdc65 [ 694.063233] Code: Bad RIP value. [ 694.066869] RSP: 002b:00007ffff4f24648 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 694.078374] RAX: ffffffffffffffda RBX: 00007f3fc857baa4 RCX: 00007f3fc84fdc65 [ 694.085777] RDX: 00007ffff4f24690 RSI: 00007ffff4f24690 RDI: 00007f3fc857baa4 [ 694.093090] RBP: 00007ffff4f24790 R08: 0000000000661710 R09: 00000000000007e3 [ 694.100516] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000 [ 694.108289] R13: 0000000000000001 R14: 000000000000002f R15: 0000000000000000 [ 694.115933] INFO: task syz-executor292:7814 blocked for more than 140 seconds. [ 694.123294] Not tainted 4.19.66 #40 [ 694.127535] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 694.135753] syz-executor292 D27704 7814 7812 0x00000000 [ 694.141390] Call Trace: [ 694.143983] __schedule+0x866/0x1dc0 [ 694.147971] ? __mutex_lock+0x721/0x1300 [ 694.152044] ? pci_mmcfg_check_reserved+0x170/0x170 [ 694.157163] ? kasan_check_read+0x11/0x20 [ 694.161450] schedule+0x92/0x1c0 [ 694.164808] schedule_preempt_disabled+0x13/0x20 [ 694.169859] __mutex_lock+0x726/0x1300 [ 694.173835] ? fuse_lock_inode+0xba/0xf0 [ 694.178198] ? mutex_trylock+0x1e0/0x1e0 [ 694.182329] ? d_alloc_parallel+0x7b0/0x1bb0 [ 694.186967] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 694.192526] ? kasan_check_read+0x11/0x20 [ 694.196732] mutex_lock_nested+0x16/0x20 [ 694.200807] ? mark_held_locks+0x100/0x100 [ 694.205130] ? mutex_lock_nested+0x16/0x20 [ 694.209531] fuse_lock_inode+0xba/0xf0 [ 694.213417] fuse_lookup+0x8e/0x3e0 [ 694.217133] ? fuse_lookup_name+0x670/0x670 [ 694.221466] ? __d_lookup_rcu+0x6b0/0x6b0 [ 694.225696] ? lockref_get_not_dead+0x70/0x90 [ 694.230345] ? __lockdep_init_map+0x10c/0x5b0 [ 694.234887] ? __lockdep_init_map+0x10c/0x5b0 [ 694.240069] __lookup_slow+0x279/0x500 [ 694.243973] ? vfs_unlink+0x500/0x500 [ 694.247877] ? kasan_check_read+0x11/0x20 [ 694.252178] lookup_slow+0x58/0x80 [ 694.255780] walk_component+0x747/0x2000 [ 694.259853] ? selinux_capable+0x40/0x40 [ 694.263918] ? path_init+0x18f0/0x18f0 [ 694.267981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 694.273586] ? security_inode_permission+0xcb/0x100 [ 694.280508] ? inode_permission+0xb4/0x560 [ 694.285499] link_path_walk.part.0+0x980/0x1330 [ 694.290186] ? walk_component+0x2000/0x2000 [ 694.294503] path_openat+0x1f9/0x45e0 [ 694.298404] ? __lock_acquire+0x6ee/0x49c0 [ 694.302833] ? getname+0x1a/0x20 [ 694.306304] ? do_sys_open+0x2c9/0x550 [ 694.310209] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 694.314877] ? __lock_is_held+0xb6/0x140 [ 694.319114] ? __alloc_fd+0x44d/0x560 [ 694.322930] do_filp_open+0x1a1/0x280 [ 694.326956] ? may_open_dev+0x100/0x100 [ 694.330951] ? kasan_check_read+0x11/0x20 [ 694.335399] ? do_raw_spin_unlock+0x57/0x270 [ 694.340019] ? _raw_spin_unlock+0x2d/0x50 [ 694.344212] ? __alloc_fd+0x44d/0x560 [ 694.348189] do_sys_open+0x3fe/0x550 [ 694.351920] ? filp_open+0x80/0x80 [ 694.355534] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 694.360342] ? do_syscall_64+0x26/0x620 [ 694.372113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.387239] ? do_syscall_64+0x26/0x620 [ 694.391248] __x64_sys_open+0x7e/0xc0 [ 694.395162] do_syscall_64+0xfd/0x620 [ 694.399059] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.404307] RIP: 0033:0x444ca0 [ 694.407623] Code: 31 c0 e9 45 ff ff ff 0f 1f 00 80 3f 00 0f 84 f7 00 00 00 55 53 b9 02 00 00 00 be 00 08 09 00 89 c8 48 81 ec 98 00 00 00 0f 05 <48> 3d 00 f0 ff ff 48 89 c3 0f 87 e9 00 00 00 85 db 0f 88 2f 01 00 [ 694.427377] RSP: 002b:00007ffc6065eb20 EFLAGS: 00000202 ORIG_RAX: 0000000000000002 [ 694.435190] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000444ca0 [ 694.442470] RDX: 0000000000000000 RSI: 0000000000090800 RDI: 00000000004ae91e [ 694.449847] RBP: 0000000000001e8b R08: 0000000000001e86 R09: 0000000001f43880 [ 694.457168] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc6065ed50 [ 694.464441] R13: 00000000004075d0 R14: 0000000000000000 R15: 0000000000000000 [ 694.483984] INFO: task syz-executor292:7819 blocked for more than 140 seconds. [ 694.492478] Not tainted 4.19.66 #40 [ 694.497469] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 694.505512] syz-executor292 D28184 7819 7814 0x00000004 [ 694.511278] Call Trace: [ 694.513867] __schedule+0x866/0x1dc0 [ 694.517676] ? __mutex_lock+0x721/0x1300 [ 694.521770] ? pci_mmcfg_check_reserved+0x170/0x170 [ 694.527013] ? kasan_check_read+0x11/0x20 [ 694.531187] schedule+0x92/0x1c0 [ 694.534544] schedule_preempt_disabled+0x13/0x20 [ 694.539557] __mutex_lock+0x726/0x1300 [ 694.543464] ? fuse_lock_inode+0xba/0xf0 [ 694.547582] ? mutex_trylock+0x1e0/0x1e0 [ 694.551656] ? d_alloc_parallel+0x7b0/0x1bb0 [ 694.556172] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 694.561734] ? kasan_check_read+0x11/0x20 [ 694.565996] mutex_lock_nested+0x16/0x20 [ 694.570093] ? mark_held_locks+0x100/0x100 [ 694.574573] ? mutex_lock_nested+0x16/0x20 [ 694.579076] fuse_lock_inode+0xba/0xf0 [ 694.583423] fuse_lookup+0x8e/0x3e0 [ 694.587228] ? fuse_lookup_name+0x670/0x670 [ 694.591771] ? __d_lookup_rcu+0x6b0/0x6b0 [ 694.596097] ? lockref_get_not_dead+0x70/0x90 [ 694.600666] ? __lockdep_init_map+0x10c/0x5b0 [ 694.605280] ? __lockdep_init_map+0x10c/0x5b0 [ 694.609796] __lookup_slow+0x279/0x500 [ 694.613674] ? vfs_unlink+0x500/0x500 [ 694.617573] ? kasan_check_read+0x11/0x20 [ 694.621738] lookup_slow+0x58/0x80 [ 694.625883] walk_component+0x747/0x2000 [ 694.629950] ? selinux_capable+0x40/0x40 [ 694.634099] ? path_init+0x18f0/0x18f0 [ 694.638103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 694.643660] ? security_inode_permission+0xcb/0x100 [ 694.648803] ? inode_permission+0xb4/0x560 [ 694.653051] link_path_walk.part.0+0x980/0x1330 [ 694.657843] ? walk_component+0x2000/0x2000 [ 694.662190] path_openat+0x1f9/0x45e0 [ 694.666189] ? __lock_acquire+0x6ee/0x49c0 [ 694.670441] ? getname+0x1a/0x20 [ 694.673853] ? do_sys_open+0x2c9/0x550 [ 694.685714] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 694.691079] ? __lock_is_held+0xb6/0x140 [ 694.695325] ? __alloc_fd+0x44d/0x560 [ 694.699197] do_filp_open+0x1a1/0x280 [ 694.703001] ? may_open_dev+0x100/0x100 [ 694.707124] ? kasan_check_read+0x11/0x20 [ 694.711293] ? do_raw_spin_unlock+0x57/0x270 [ 694.716213] ? _raw_spin_unlock+0x2d/0x50 [ 694.720656] ? __alloc_fd+0x44d/0x560 [ 694.736003] do_sys_open+0x3fe/0x550 [ 694.739897] ? filp_open+0x80/0x80 [ 694.743440] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 694.748314] ? do_syscall_64+0x26/0x620 [ 694.752364] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.758443] ? do_syscall_64+0x26/0x620 [ 694.762422] __x64_sys_open+0x7e/0xc0 [ 694.766742] do_syscall_64+0xfd/0x620 [ 694.771942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 694.777883] RIP: 0033:0x405810 [ 694.781225] Code: 01 f0 ff ff 0f 83 d0 18 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 1d c3 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 a4 18 00 00 c3 48 83 ec 08 e8 0a fc ff ff [ 694.800295] RSP: 002b:00007ffc6065e828 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 694.810122] RAX: ffffffffffffffda RBX: 00007ffc6065e854 RCX: 0000000000405810 [ 694.820394] RDX: 00007ffc6065e85a RSI: 0000000000080001 RDI: 00000000004ae93c [ 694.827781] RBP: 00007ffc6065e850 R08: 0000000000000000 R09: 0000000000000004 [ 694.835290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000407540 [ 694.842618] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 694.850072] [ 694.850072] Showing all locks held in the system: [ 694.856510] 2 locks held by init/1: [ 694.860126] #0: 000000001b3d7020 (&type->i_mutex_dir_key#6){++++}, at: lookup_slow+0x4a/0x80 [ 694.868993] #1: 00000000ccfabe77 (&fi->mutex){+.+.}, at: fuse_lock_inode+0xba/0xf0 [ 694.877448] 1 lock held by khungtaskd/1037: [ 694.882043] #0: 00000000b22edb8e (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 694.891409] 1 lock held by rsyslogd/7664: [ 694.895658] 2 locks held by cron/7712: [ 694.899549] #0: 000000001b3d7020 (&type->i_mutex_dir_key#6){++++}, at: lookup_slow+0x4a/0x80 [ 694.908424] #1: 00000000ccfabe77 (&fi->mutex){+.+.}, at: fuse_lock_inode+0xba/0xf0 [ 694.916422] 2 locks held by getty/7786: [ 694.920407] #0: 00000000a2f2e947 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 694.928852] #1: 000000006d811bbe (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 694.938102] 2 locks held by getty/7787: [ 694.948141] #0: 0000000064c399c2 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 694.956687] #1: 00000000fb4e40d5 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 694.989518] 2 locks held by getty/7788: [ 694.993755] #0: 00000000afa2650e (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 695.002305] #1: 000000002978798e (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 695.011264] 2 locks held by getty/7789: [ 695.015720] #0: 00000000651cb44a (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 695.024089] #1: 0000000080c7054e (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 695.033129] 2 locks held by getty/7790: [ 695.037138] #0: 000000008b211ebe (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 695.045573] #1: 00000000c220a5c8 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 695.054490] 2 locks held by getty/7791: [ 695.058660] #0: 0000000024cfc970 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 695.073380] #1: 000000007fdc011b (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 695.084565] 2 locks held by getty/7792: [ 695.088668] #0: 0000000051798e85 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 695.097207] #1: 0000000021a17fcb (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 695.106185] 2 locks held by syz-executor292/7814: [ 695.111078] #0: 000000001b3d7020 (&type->i_mutex_dir_key#6){++++}, at: lookup_slow+0x4a/0x80 [ 695.120023] #1: 00000000ccfabe77 (&fi->mutex){+.+.}, at: fuse_lock_inode+0xba/0xf0 [ 695.127972] 2 locks held by syz-executor292/7819: [ 695.132854] #0: 000000001b3d7020 (&type->i_mutex_dir_key#6){++++}, at: lookup_slow+0x4a/0x80 [ 695.141657] #1: 00000000ccfabe77 (&fi->mutex){+.+.}, at: fuse_lock_inode+0xba/0xf0 [ 695.150150] [ 695.151782] ============================================= [ 695.151782] [ 695.158902] NMI backtrace for cpu 1 [ 695.162602] CPU: 1 PID: 1037 Comm: khungtaskd Not tainted 4.19.66 #40 [ 695.170043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 695.179880] Call Trace: [ 695.183215] dump_stack+0x172/0x1f0 [ 695.186844] nmi_cpu_backtrace.cold+0x63/0xa4 [ 695.191395] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 695.196474] nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 [ 695.201823] arch_trigger_cpumask_backtrace+0x14/0x20 [ 695.207081] watchdog+0x9df/0xee0 [ 695.210602] kthread+0x354/0x420 [ 695.214011] ? reset_hung_task_detector+0x30/0x30 [ 695.218847] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 695.224430] ret_from_fork+0x24/0x30 [ 695.228261] Sending NMI from CPU 1 to CPUs 0: [ 695.232931] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0xe/0x10 [ 695.233867] Kernel panic - not syncing: hung_task: blocked tasks [ 695.246671] CPU: 1 PID: 1037 Comm: khungtaskd Not tainted 4.19.66 #40 [ 695.253237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 695.262590] Call Trace: [ 695.265314] dump_stack+0x172/0x1f0 [ 695.269154] panic+0x263/0x507 [ 695.275189] ? __warn_printk+0xf3/0xf3 [ 695.279692] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 695.286705] ? printk_safe_flush+0xf2/0x140 [ 695.291055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 695.296653] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 695.301594] ? nmi_trigger_cpumask_backtrace+0x16e/0x1f8 [ 695.307054] ? nmi_trigger_cpumask_backtrace+0x165/0x1f8 [ 695.312505] watchdog+0x9f0/0xee0 [ 695.316255] kthread+0x354/0x420 [ 695.319618] ? reset_hung_task_detector+0x30/0x30 [ 695.324460] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 695.329991] ret_from_fork+0x24/0x30 [ 695.334921] Kernel Offset: disabled [ 695.338557] Rebooting in 86400 seconds..