Warning: Permanently added '10.128.0.66' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.002181] kasan: CONFIG_KASAN_INLINE enabled [ 36.006929] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 36.014448] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 36.020691] CPU: 0 PID: 5337 Comm: syz-executor190 Not tainted 4.19.0-rc7+ #268 [ 36.028117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.037460] RIP: 0010:rb_erase+0x306/0x3710 [ 36.041761] Code: c7 81 28 01 00 00 f2 f2 f2 f2 c7 81 2c 01 00 00 00 f2 f2 f2 48 89 f9 65 48 8b 1c 25 28 00 00 00 48 89 5d d0 31 db 48 c1 e9 03 <42> 80 3c 01 00 0f 85 41 1c 00 00 4c 8d 48 10 4c 8b 78 08 48 b9 00 [ 36.060641] RSP: 0018:ffff8801bb216918 EFLAGS: 00010202 [ 36.065993] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 36.073247] RDX: 1ffff10037642d2b RSI: ffffffff8afc5020 RDI: 0000000000000008 [ 36.080497] RBP: ffff8801bb217320 R08: dffffc0000000000 R09: fffffbfff12d68f0 [ 36.087749] R10: fffffbfff12d68f0 R11: ffffffff896b4783 R12: ffff8801b7236970 [ 36.094998] R13: dffffc0000000000 R14: ffff8801bb2172f8 R15: ffff8801bb217438 [ 36.102251] FS: 0000000000f3e880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 36.110457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.116318] CR2: 0000000020000080 CR3: 00000001d9174000 CR4: 00000000001406f0 [ 36.123571] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.130822] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.138068] Call Trace: [ 36.140641] ? lockdep_on+0x50/0x50 [ 36.144252] ? rb_insert_color+0x1460/0x1460 [ 36.148659] ? lock_downgrade+0x900/0x900 [ 36.152791] ? noop_count+0x40/0x40 [ 36.156399] ? lock_pin_lock+0x350/0x350 [ 36.160443] ? rcu_bh_qs+0xc0/0xc0 [ 36.163963] ? unwind_dump+0x190/0x190 [ 36.167838] ? kasan_check_read+0x11/0x20 [ 36.171965] ? noop_count+0x40/0x40 [ 36.175583] ? lock_pin_lock+0x350/0x350 [ 36.179623] ? mark_held_locks+0x130/0x130 [ 36.183855] ? check_usage_forwards+0x3e0/0x3e0 [ 36.188506] ? __bfs+0x385/0x7a0 [ 36.191868] ? check_usage+0x1a9/0x790 [ 36.195753] ? lock_pin_lock+0x350/0x350 [ 36.199800] ? check_usage_forwards+0x3e0/0x3e0 [ 36.204449] ? __bfs+0x385/0x7a0 [ 36.207798] ? modules_open+0xa0/0xa0 [ 36.211576] ? lockdep_on+0x50/0x50 [ 36.215188] ? lock_pin_lock+0x350/0x350 [ 36.219238] ? mark_held_locks+0x130/0x130 [ 36.223461] ? kasan_check_read+0x11/0x20 [ 36.227588] ? __lock_acquire+0x2881/0x4ec0 [ 36.231894] ? mark_held_locks+0x130/0x130 [ 36.236109] ? print_usage_bug+0xc0/0xc0 [ 36.240151] ? _raw_spin_unlock+0x2c/0x50 [ 36.244281] ? graph_lock+0x170/0x170 [ 36.248071] ? ext4_exit_mballoc+0xc0/0xc0 [ 36.252292] ? __lock_acquire+0x7ec/0x4ec0 [ 36.256528] ? find_held_lock+0x36/0x1c0 [ 36.260571] ? mark_held_locks+0x130/0x130 [ 36.264787] ? lock_downgrade+0x900/0x900 [ 36.268925] ? ext4_es_scan+0x960/0x960 [ 36.272895] ? lock_release+0x970/0x970 [ 36.276855] ? do_raw_write_trylock+0x1c0/0x1c0 [ 36.281506] ? kasan_check_write+0x14/0x20 [ 36.285724] ? lock_acquire+0x1ed/0x520 [ 36.289678] ? integrity_inode_free+0x77/0x320 [ 36.294247] ? ext4_es_remove_extent+0x151/0x500 [ 36.298988] ? lock_release+0x970/0x970 [ 36.303006] ? kasan_check_write+0x14/0x20 [ 36.307221] ? do_raw_write_lock+0xbd/0x1b0 [ 36.311561] integrity_inode_free+0x12f/0x320 [ 36.316041] security_inode_free+0x19/0x90 [ 36.320273] __destroy_inode+0x328/0x820 [ 36.324314] ? generic_update_time+0x450/0x450 [ 36.328875] ? evict+0x5d8/0x980 [ 36.332219] ? lock_downgrade+0x900/0x900 [ 36.336359] ? __inode_wait_for_writeback+0x2cf/0x380 [ 36.341533] destroy_inode+0xda/0x200 [ 36.345318] ? __destroy_inode+0x820/0x820 [ 36.349535] ? kasan_check_write+0x14/0x20 [ 36.353753] ? do_raw_spin_lock+0xc1/0x200 [ 36.357983] evict+0x5e0/0x980 [ 36.361162] ? destroy_inode+0x200/0x200 [ 36.365206] ? iput+0x671/0xa90 [ 36.368468] ? lock_downgrade+0x900/0x900 [ 36.372601] ? kasan_check_read+0x11/0x20 [ 36.376731] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 36.381297] ? lock_downgrade+0x900/0x900 [ 36.385427] iput+0x679/0xa90 [ 36.388517] ? inode_add_lru+0x2a0/0x2a0 [ 36.392561] ? up_write+0x7b/0x220 [ 36.396081] ? up_read+0x110/0x110 [ 36.399597] ? up_read+0x110/0x110 [ 36.403124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.408642] ? check_preemption_disabled+0x48/0x200 [ 36.413644] ext4_ioctl+0x236f/0x4210 [ 36.417428] ? is_bpf_text_address+0xac/0x170 [ 36.421902] ? ext4_ioctl_group_add+0x560/0x560 [ 36.426570] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 36.432372] ? kasan_check_read+0x11/0x20 [ 36.436516] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 36.441775] ? rcu_bh_qs+0xc0/0xc0 [ 36.445296] ? rcu_bh_qs+0xc0/0xc0 [ 36.448816] ? unwind_dump+0x190/0x190 [ 36.452690] ? is_bpf_text_address+0xd3/0x170 [ 36.457168] ? kernel_text_address+0x79/0xf0 [ 36.461555] ? __kernel_text_address+0xd/0x40 [ 36.466032] ? unwind_get_return_address+0x61/0xa0 [ 36.470959] ? __save_stack_trace+0x8d/0xf0 [ 36.475276] ? save_stack+0xa9/0xd0 [ 36.478886] ? save_stack+0x43/0xd0 [ 36.482493] ? __kasan_slab_free+0x102/0x150 [ 36.486881] ? kasan_slab_free+0xe/0x10 [ 36.490834] ? kmem_cache_free+0x83/0x290 [ 36.494965] ? putname+0xf2/0x130 [ 36.498406] ? do_sys_open+0x54d/0x700 [ 36.502271] ? __x64_sys_openat+0x9d/0x100 [ 36.506488] ? do_syscall_64+0x1b9/0x820 [ 36.510530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.515876] ? trace_hardirqs_off+0xb8/0x310 [ 36.520266] ? kasan_check_read+0x11/0x20 [ 36.524397] ? do_raw_spin_unlock+0xa7/0x2f0 [ 36.528788] ? trace_hardirqs_on+0x310/0x310 [ 36.533181] ? kasan_check_write+0x14/0x20 [ 36.537397] ? trace_hardirqs_off+0xb8/0x310 [ 36.541785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.547303] ? check_preemption_disabled+0x48/0x200 [ 36.552300] ? check_preemption_disabled+0x48/0x200 [ 36.557299] ? ext4_ioctl_group_add+0x560/0x560 [ 36.561948] do_vfs_ioctl+0x1de/0x1720 [ 36.565826] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 36.571084] ? ioctl_preallocate+0x300/0x300 [ 36.575476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.581012] ? __fget_light+0x2e9/0x430 [ 36.584978] ? fget_raw+0x20/0x20 [ 36.588410] ? putname+0xf2/0x130 [ 36.591842] ? rcu_read_lock_sched_held+0x108/0x120 [ 36.596838] ? kmem_cache_free+0x24f/0x290 [ 36.601052] ? putname+0xf7/0x130 [ 36.604488] ? do_syscall_64+0x9a/0x820 [ 36.608444] ? do_syscall_64+0x9a/0x820 [ 36.612410] ? lockdep_hardirqs_on+0x421/0x5c0 [ 36.616987] ? security_file_ioctl+0x94/0xc0 [ 36.621377] ksys_ioctl+0xa9/0xd0 [ 36.624816] __x64_sys_ioctl+0x73/0xb0 [ 36.628686] do_syscall_64+0x1b9/0x820 [ 36.632556] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.637900] ? syscall_return_slowpath+0x5e0/0x5e0 [ 36.642812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.647636] ? trace_hardirqs_on_caller+0x310/0x310 [ 36.652635] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 36.657647] ? prepare_exit_to_usermode+0x291/0x3b0 [ 36.662646] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.667477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.672646] RIP: 0033:0x440009 [ 36.675822] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 36.694706] RSP: 002b:00007ffc539305e8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 36.702401] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440009 [ 36.709661] RDX: 0000000000440009 RSI: 0000000000006611 RDI: 0000000000000003 [ 36.716909] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 36.724159] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000401890 [ 36.731420] R13: 0000000000401920 R14: 0000000000000000 R15: 0000000000000000 [ 36.738675] Modules linked in: [ 36.742003] ---[ end trace 28d8d90cdc5938dd ]--- [ 36.746784] RIP: 0010:rb_erase+0x306/0x3710 [ 36.751090] Code: c7 81 28 01 00 00 f2 f2 f2 f2 c7 81 2c 01 00 00 00 f2 f2 f2 48 89 f9 65 48 8b 1c 25 28 00 00 00 48 89 5d d0 31 db 48 c1 e9 03 <42> 80 3c 01 00 0f 85 41 1c 00 00 4c 8d 48 10 4c 8b 78 08 48 b9 00 [ 36.770009] RSP: 0018:ffff8801bb216918 EFLAGS: 00010202 [ 36.775385] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 36.782669] RDX: 1ffff10037642d2b RSI: ffffffff8afc5020 RDI: 0000000000000008 [ 36.789937] RBP: ffff8801bb217320 R08: dffffc0000000000 R09: fffffbfff12d68f0 [ 36.797218] R10: fffffbfff12d68f0 R11: ffffffff896b4783 R12: ffff8801b7236970 [ 36.804504] R13: dffffc0000000000 R14: ffff8801bb2172f8 R15: ffff8801bb217438 [ 36.811758] FS: 0000000000f3e880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 36.820011] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.825904] CR2: 0000000020000080 CR3: 00000001d9174000 CR4: 00000000001406f0 [ 36.833205] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.840480] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.847789] Kernel panic - not syncing: Fatal exception [ 36.854003] Kernel Offset: disabled [ 36.857624] Rebooting in 86400 seconds..