Warning: Permanently added '10.128.10.5' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.893828] kasan: CONFIG_KASAN_INLINE enabled [ 41.898692] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 41.906163] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 41.912408] CPU: 1 PID: 5358 Comm: syz-executor655 Not tainted 4.19.0-rc8+ #275 [ 41.919843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.929370] RIP: 0010:rb_erase+0x306/0x3710 [ 41.933688] 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 [ 41.952712] RSP: 0018:ffff8801bb0b6918 EFLAGS: 00010202 [ 41.958062] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 41.965318] RDX: 1ffff10037616d2b RSI: ffffffff8afc5060 RDI: 0000000000000008 [ 41.972578] RBP: ffff8801bb0b7320 R08: dffffc0000000000 R09: fffffbfff12d6970 [ 41.979954] R10: fffffbfff12d6970 R11: ffffffff896b4b83 R12: ffff8801b76dc970 [ 41.987362] R13: dffffc0000000000 R14: ffff8801bb0b72f8 R15: ffff8801bb0b7438 [ 41.994735] FS: 0000000000fe3880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 42.002945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.008844] CR2: 0000000020000080 CR3: 00000001d8da7000 CR4: 00000000001406e0 [ 42.016176] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.023450] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.030938] Call Trace: [ 42.033518] ? lockdep_on+0x50/0x50 [ 42.037135] ? rb_insert_color+0x1460/0x1460 [ 42.041527] ? lock_downgrade+0x900/0x900 [ 42.045659] ? noop_count+0x40/0x40 [ 42.049275] ? lock_pin_lock+0x350/0x350 [ 42.053324] ? rcu_bh_qs+0xc0/0xc0 [ 42.056852] ? unwind_dump+0x190/0x190 [ 42.060727] ? kasan_check_read+0x11/0x20 [ 42.064875] ? noop_count+0x40/0x40 [ 42.068502] ? lock_pin_lock+0x350/0x350 [ 42.072596] ? mark_held_locks+0x130/0x130 [ 42.076823] ? check_usage_forwards+0x3e0/0x3e0 [ 42.081536] ? __bfs+0x385/0x7a0 [ 42.084895] ? check_usage+0x1a9/0x790 [ 42.088777] ? lock_pin_lock+0x350/0x350 [ 42.093108] ? check_usage_forwards+0x3e0/0x3e0 [ 42.097766] ? __bfs+0x385/0x7a0 [ 42.101120] ? lockdep_on+0x50/0x50 [ 42.104730] ? lock_pin_lock+0x350/0x350 [ 42.108786] ? mark_held_locks+0x130/0x130 [ 42.113019] ? kasan_check_read+0x11/0x20 [ 42.117165] ? __lock_acquire+0x2881/0x4ec0 [ 42.121538] ? mark_held_locks+0x130/0x130 [ 42.125762] ? print_usage_bug+0xc0/0xc0 [ 42.129809] ? _raw_spin_unlock+0x2c/0x50 [ 42.134005] ? graph_lock+0x170/0x170 [ 42.137802] ? ext4_exit_mballoc+0xc0/0xc0 [ 42.142025] ? __lock_acquire+0x7ec/0x4ec0 [ 42.146356] ? find_held_lock+0x36/0x1c0 [ 42.150406] ? mark_held_locks+0x130/0x130 [ 42.154623] ? lock_downgrade+0x900/0x900 [ 42.158756] ? ext4_es_scan+0x960/0x960 [ 42.162713] ? lock_release+0x970/0x970 [ 42.166675] ? do_raw_write_trylock+0x1c0/0x1c0 [ 42.171332] ? kasan_check_write+0x14/0x20 [ 42.175549] ? lock_acquire+0x1ed/0x520 [ 42.179507] ? integrity_inode_free+0x77/0x320 [ 42.184098] ? ext4_es_remove_extent+0x151/0x500 [ 42.188885] ? lock_release+0x970/0x970 [ 42.192873] ? kasan_check_write+0x14/0x20 [ 42.197116] ? do_raw_write_lock+0xbd/0x1e0 [ 42.201423] integrity_inode_free+0x12f/0x320 [ 42.205914] security_inode_free+0x19/0x90 [ 42.210132] __destroy_inode+0x328/0x820 [ 42.214176] ? generic_update_time+0x450/0x450 [ 42.218740] ? evict+0x5d8/0x980 [ 42.222087] ? lock_downgrade+0x900/0x900 [ 42.226224] ? __inode_wait_for_writeback+0x2cf/0x380 [ 42.231473] destroy_inode+0xda/0x200 [ 42.235269] ? __destroy_inode+0x820/0x820 [ 42.239489] ? kasan_check_write+0x14/0x20 [ 42.243708] ? do_raw_spin_lock+0xc1/0x230 [ 42.247926] evict+0x5e0/0x980 [ 42.251158] ? destroy_inode+0x200/0x200 [ 42.255212] ? iput+0x671/0xa90 [ 42.258473] ? lock_downgrade+0x900/0x900 [ 42.262621] ? kasan_check_read+0x11/0x20 [ 42.266755] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 42.271329] ? lock_downgrade+0x900/0x900 [ 42.275710] iput+0x679/0xa90 [ 42.278802] ? inode_add_lru+0x2a0/0x2a0 [ 42.282846] ? up_write+0x7b/0x220 [ 42.286409] ? up_read+0x110/0x110 [ 42.289933] ? up_read+0x110/0x110 [ 42.293568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 42.299094] ? check_preemption_disabled+0x48/0x280 [ 42.304112] ext4_ioctl+0x236f/0x4210 [ 42.307921] ? is_bpf_text_address+0xac/0x170 [ 42.312449] ? ext4_ioctl_group_add+0x560/0x560 [ 42.317112] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 42.322898] ? kasan_check_read+0x11/0x20 [ 42.327037] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 42.332298] ? rcu_bh_qs+0xc0/0xc0 [ 42.335828] ? rcu_bh_qs+0xc0/0xc0 [ 42.339357] ? unwind_dump+0x190/0x190 [ 42.343243] ? is_bpf_text_address+0xd3/0x170 [ 42.347731] ? kernel_text_address+0x79/0xf0 [ 42.352125] ? __kernel_text_address+0xd/0x40 [ 42.356602] ? unwind_get_return_address+0x61/0xa0 [ 42.361531] ? __save_stack_trace+0x8d/0xf0 [ 42.365954] ? save_stack+0xa9/0xd0 [ 42.369566] ? save_stack+0x43/0xd0 [ 42.373173] ? __kasan_slab_free+0x102/0x150 [ 42.377582] ? kasan_slab_free+0xe/0x10 [ 42.381542] ? kmem_cache_free+0x83/0x290 [ 42.385672] ? putname+0xf2/0x130 [ 42.389106] ? do_sys_open+0x54d/0x700 [ 42.392974] ? __x64_sys_openat+0x9d/0x100 [ 42.397202] ? do_syscall_64+0x1b9/0x820 [ 42.401256] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.406613] ? trace_hardirqs_off+0xb8/0x310 [ 42.411008] ? kasan_check_read+0x11/0x20 [ 42.415146] ? do_raw_spin_unlock+0xa7/0x330 [ 42.419544] ? trace_hardirqs_on+0x310/0x310 [ 42.423939] ? kasan_check_write+0x14/0x20 [ 42.428158] ? trace_hardirqs_off+0xb8/0x310 [ 42.432557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 42.438083] ? check_preemption_disabled+0x48/0x280 [ 42.443083] ? check_preemption_disabled+0x48/0x280 [ 42.448088] ? ext4_ioctl_group_add+0x560/0x560 [ 42.452746] do_vfs_ioctl+0x1de/0x1720 [ 42.456621] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 42.461880] ? ioctl_preallocate+0x300/0x300 [ 42.466279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 42.471808] ? __fget_light+0x2e9/0x430 [ 42.475768] ? fget_raw+0x20/0x20 [ 42.479202] ? putname+0xf2/0x130 [ 42.482636] ? rcu_read_lock_sched_held+0x108/0x120 [ 42.487638] ? kmem_cache_free+0x24f/0x290 [ 42.491854] ? putname+0xf7/0x130 [ 42.495294] ? do_syscall_64+0x9a/0x820 [ 42.499249] ? do_syscall_64+0x9a/0x820 [ 42.503205] ? lockdep_hardirqs_on+0x421/0x5c0 [ 42.507778] ? security_file_ioctl+0x94/0xc0 [ 42.512178] ksys_ioctl+0xa9/0xd0 [ 42.515619] __x64_sys_ioctl+0x73/0xb0 [ 42.519489] do_syscall_64+0x1b9/0x820 [ 42.523373] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 42.528724] ? syscall_return_slowpath+0x5e0/0x5e0 [ 42.533637] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.538463] ? trace_hardirqs_on_caller+0x310/0x310 [ 42.543469] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 42.548478] ? prepare_exit_to_usermode+0x291/0x3b0 [ 42.553479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.558319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.563533] RIP: 0033:0x440009 [ 42.566721] 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 [ 42.585607] RSP: 002b:00007ffc0fd4fda8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 42.593297] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440009 [ 42.600552] RDX: 0000000000440009 RSI: 0000000000006611 RDI: 0000000000000003 [ 42.607807] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 42.615060] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000401890 [ 42.622309] R13: 0000000000401920 R14: 0000000000000000 R15: 0000000000000000 [ 42.629566] Modules linked in: [ 42.632865] ---[ end trace f3616b5f02cb3a4d ]--- [ 42.637739] RIP: 0010:rb_erase+0x306/0x3710 [ 42.642055] 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 [ 42.660997] RSP: 0018:ffff8801bb0b6918 EFLAGS: 00010202 [ 42.666502] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 42.673762] RDX: 1ffff10037616d2b RSI: ffffffff8afc5060 RDI: 0000000000000008 [ 42.681054] RBP: ffff8801bb0b7320 R08: dffffc0000000000 R09: fffffbfff12d6970 [ 42.688414] R10: fffffbfff12d6970 R11: ffffffff896b4b83 R12: ffff8801b76dc970 [ 42.695709] R13: dffffc0000000000 R14: ffff8801bb0b72f8 R15: ffff8801bb0b7438 [ 42.702989] FS: 0000000000fe3880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 42.711270] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.717173] CR2: 0000000020000080 CR3: 00000001d8da7000 CR4: 00000000001406e0 [ 42.724464] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.731749] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.739077] Kernel panic - not syncing: Fatal exception [ 42.745348] Kernel Offset: disabled [ 42.748975] Rebooting in 86400 seconds..