[ 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 '10.128.0.87' (ECDSA) to the list of known hosts. executing program executing program executing program executing program syzkaller login: [ 95.292115] FAULT_INJECTION: forcing a failure. [ 95.292115] name failslab, interval 1, probability 0, space 0, times 1 [ 95.303468] CPU: 0 PID: 7981 Comm: syz-executor235 Not tainted 4.14.296-syzkaller #0 [ 95.311344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 95.320696] Call Trace: [ 95.323289] dump_stack+0x1b2/0x281 [ 95.326922] should_fail.cold+0x10a/0x149 [ 95.331074] should_failslab+0xd6/0x130 [ 95.335051] kmem_cache_alloc+0x40/0x3c0 [ 95.339109] radix_tree_node_alloc.constprop.0+0x1b0/0x2f0 [ 95.344748] radix_tree_extend+0x158/0x3e0 [ 95.348964] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.354406] __radix_tree_create+0x3a2/0x4b0 [ 95.358802] page_cache_tree_insert+0x98/0x2a0 [ 95.363371] ? file_check_and_advance_wb_err+0x370/0x370 [ 95.368797] ? __add_to_page_cache_locked+0x1ed/0x840 [ 95.373972] __add_to_page_cache_locked+0x1fd/0x840 [ 95.378963] ? page_cache_tree_insert+0x2a0/0x2a0 [ 95.383781] ? lock_downgrade+0x740/0x740 [ 95.387906] add_to_page_cache_lru+0xcf/0x2b0 [ 95.392395] ? add_to_page_cache_locked+0x40/0x40 [ 95.397215] ? alloc_pages_current+0x15d/0x260 [ 95.401862] pagecache_get_page+0x300/0xab0 [ 95.406169] __getblk_slow+0x1dd/0x7a0 [ 95.410041] __getblk_gfp+0x6b/0x70 [ 95.413645] journal_init_common+0x4b6/0x6c0 [ 95.418029] jbd2_journal_init_inode+0x101/0x2e0 [ 95.422762] ext4_fill_super+0x9215/0xb3c0 [ 95.426981] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.432057] ? lock_downgrade+0x740/0x740 [ 95.436180] ? snprintf+0xa5/0xd0 [ 95.439612] ? ns_test_super+0x50/0x50 [ 95.443473] ? set_blocksize+0x125/0x380 [ 95.447602] mount_bdev+0x2b3/0x360 [ 95.451208] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.456284] mount_fs+0x92/0x2a0 [ 95.459626] vfs_kern_mount.part.0+0x5b/0x470 [ 95.464097] do_mount+0xe65/0x2a30 [ 95.467616] ? retint_kernel+0x2d/0x2d [ 95.471479] ? copy_mount_string+0x40/0x40 [ 95.475690] ? memset+0x20/0x40 [ 95.478946] ? copy_mount_options+0x1fa/0x2f0 [ 95.483440] ? copy_mnt_ns+0xa30/0xa30 [ 95.487302] SyS_mount+0xa8/0x120 [ 95.490730] ? copy_mnt_ns+0xa30/0xa30 [ 95.494598] do_syscall_64+0x1d5/0x640 [ 95.498461] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 95.503626] RIP: 0033:0x7f364b6874fa [ 95.507323] RSP: 002b:00007fff5e7a4358 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 95.515016] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f364b6874fa [ 95.522274] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff5e7a4370 [ 95.529525] RBP: 00007fff5e7a4370 R08: 00007fff5e7a43b0 R09: 0000000000000000 executing program executing program [ 95.536774] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005 [ 95.544019] R13: 00007fff5e7a43b0 R14: 0000000000000014 R15: 00000000200003e0 [ 95.568303] FAULT_INJECTION: forcing a failure. [ 95.568303] name failslab, interval 1, probability 0, space 0, times 0 [ 95.582026] FAULT_INJECTION: forcing a failure. [ 95.582026] name failslab, interval 1, probability 0, space 0, times 0 [ 95.593963] FAULT_INJECTION: forcing a failure. [ 95.593963] name failslab, interval 1, probability 0, space 0, times 0 [ 95.596485] FAULT_INJECTION: forcing a failure. [ 95.596485] name failslab, interval 1, probability 0, space 0, times 0 [ 95.606783] CPU: 1 PID: 7983 Comm: syz-executor235 Not tainted 4.14.296-syzkaller #0 [ 95.624179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 95.633512] Call Trace: [ 95.636083] dump_stack+0x1b2/0x281 [ 95.639697] should_fail.cold+0x10a/0x149 [ 95.643826] should_failslab+0xd6/0x130 [ 95.647783] __kmalloc+0x2c1/0x400 [ 95.651304] ? __proc_create+0x147/0x5e0 [ 95.655345] __proc_create+0x147/0x5e0 [ 95.659215] ? __xlate_proc_name+0xe0/0xe0 [ 95.663428] ? __xlate_proc_name+0xe0/0xe0 [ 95.667645] proc_create_data+0xb3/0x1e0 [ 95.671685] ? proc_create_mount_point+0x1b0/0x1b0 [ 95.676606] jbd2_journal_init_inode+0x247/0x2e0 [ 95.681380] ext4_fill_super+0x9215/0xb3c0 [ 95.685700] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.690781] ? lock_downgrade+0x740/0x740 [ 95.694909] ? snprintf+0xa5/0xd0 [ 95.698353] ? ns_test_super+0x50/0x50 [ 95.702220] ? set_blocksize+0x125/0x380 [ 95.706281] mount_bdev+0x2b3/0x360 [ 95.709899] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.714980] mount_fs+0x92/0x2a0 [ 95.718327] vfs_kern_mount.part.0+0x5b/0x470 [ 95.722822] do_mount+0xe65/0x2a30 [ 95.726358] ? retint_kernel+0x2d/0x2d [ 95.730253] ? copy_mount_string+0x40/0x40 [ 95.734480] ? memset+0x20/0x40 [ 95.737751] ? copy_mount_options+0x1fa/0x2f0 [ 95.742228] ? copy_mnt_ns+0xa30/0xa30 [ 95.746100] SyS_mount+0xa8/0x120 [ 95.749533] ? copy_mnt_ns+0xa30/0xa30 [ 95.753407] do_syscall_64+0x1d5/0x640 [ 95.757278] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 95.762446] RIP: 0033:0x7f364b6874fa [ 95.766133] RSP: 002b:00007fff5e7a4358 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 95.773819] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f364b6874fa [ 95.781067] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff5e7a4370 [ 95.788316] RBP: 00007fff5e7a4370 R08: 00007fff5e7a43b0 R09: 0000000000000000 [ 95.795564] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005 [ 95.802816] R13: 00007fff5e7a43b0 R14: 0000000000000014 R15: 00000000200003e0 [ 95.810080] CPU: 0 PID: 7987 Comm: syz-executor235 Not tainted 4.14.296-syzkaller #0 [ 95.818044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 95.827377] Call Trace: [ 95.829948] dump_stack+0x1b2/0x281 [ 95.833558] should_fail.cold+0x10a/0x149 [ 95.837689] should_failslab+0xd6/0x130 [ 95.841652] kmem_cache_alloc+0x40/0x3c0 [ 95.845698] radix_tree_node_alloc.constprop.0+0x1b0/0x2f0 [ 95.851305] __radix_tree_create+0x323/0x4b0 [ 95.855699] page_cache_tree_insert+0x98/0x2a0 [ 95.860261] ? file_check_and_advance_wb_err+0x370/0x370 [ 95.865690] ? __add_to_page_cache_locked+0x1ed/0x840 [ 95.870864] __add_to_page_cache_locked+0x1fd/0x840 [ 95.875877] ? page_cache_tree_insert+0x2a0/0x2a0 [ 95.880706] ? lock_downgrade+0x740/0x740 [ 95.884834] add_to_page_cache_lru+0xcf/0x2b0 [ 95.889316] ? add_to_page_cache_locked+0x40/0x40 [ 95.894146] ? alloc_pages_current+0x15d/0x260 [ 95.898710] pagecache_get_page+0x300/0xab0 [ 95.903013] __getblk_slow+0x1dd/0x7a0 [ 95.906886] __getblk_gfp+0x6b/0x70 [ 95.910494] journal_init_common+0x4b6/0x6c0 [ 95.914905] jbd2_journal_init_inode+0x101/0x2e0 [ 95.919655] ext4_fill_super+0x9215/0xb3c0 [ 95.923883] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.928971] ? lock_downgrade+0x740/0x740 [ 95.933105] ? snprintf+0xa5/0xd0 [ 95.936541] ? ns_test_super+0x50/0x50 [ 95.940412] ? set_blocksize+0x125/0x380 [ 95.944458] mount_bdev+0x2b3/0x360 [ 95.948066] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 95.953150] mount_fs+0x92/0x2a0 [ 95.956516] vfs_kern_mount.part.0+0x5b/0x470 [ 95.961017] do_mount+0xe65/0x2a30 [ 95.964547] ? retint_kernel+0x2d/0x2d [ 95.968427] ? copy_mount_string+0x40/0x40 [ 95.972647] ? memset+0x20/0x40 [ 95.975925] ? copy_mount_options+0x1fa/0x2f0 [ 95.980408] ? copy_mnt_ns+0xa30/0xa30 [ 95.984289] SyS_mount+0xa8/0x120 [ 95.987727] ? copy_mnt_ns+0xa30/0xa30 [ 95.991600] do_syscall_64+0x1d5/0x640 [ 95.995474] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 96.000820] RIP: 0033:0x7f364b6874fa [ 96.004519] RSP: 002b:00007fff5e7a4358 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 96.012209] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f364b6874fa [ 96.015154] JBD2: no valid journal superblock found [ 96.019492] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff5e7a4370 [ 96.019497] RBP: 00007fff5e7a4370 R08: 00007fff5e7a43b0 R09: 0000000000000000 [ 96.019501] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005 [ 96.019505] R13: 00007fff5e7a43b0 R14: 0000000000000014 R15: 00000000200003e0 [ 96.038764] CPU: 0 PID: 7982 Comm: syz-executor235 Not tainted 4.14.296-syzkaller #0 [ 96.061612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 96.064151] EXT4-fs (loop1): error loading journal [ 96.070964] Call Trace: [ 96.070982] dump_stack+0x1b2/0x281 [ 96.070994] should_fail.cold+0x10a/0x149 [ 96.071005] ? mempool_free+0x1d0/0x1d0 [ 96.071012] should_failslab+0xd6/0x130 [ 96.071024] kmem_cache_alloc+0x40/0x3c0 [ 96.082690] name 'info' [ 96.086229] ? mempool_free+0x1d0/0x1d0 [ 96.086236] mempool_alloc+0x10e/0x2d0 [ 96.086247] ? remove_element.isra.0+0x1b0/0x1b0 [ 96.097982] ------------[ cut here ]------------ [ 96.098210] ? __find_get_block+0x65b/0xc40 [ 96.100772] WARNING: CPU: 1 PID: 7983 at fs/proc/generic.c:561 remove_proc_entry.cold+0x20/0x83 [ 96.104726] bio_alloc_bioset+0x41b/0x830 [ 96.108580] Kernel panic - not syncing: panic_on_warn set ... [ 96.108580] [ 96.113317] ? __find_get_block+0x283/0xc40 [ 96.146941] ? bvec_alloc+0x2d0/0x2d0 [ 96.150818] submit_bh_wbc+0xf5/0x6f0 [ 96.154794] ll_rw_block+0x151/0x190 [ 96.158503] __breadahead_gfp+0xac/0x150 [ 96.162573] ? __breadahead+0x150/0x150 [ 96.166538] __ext4_get_inode_loc+0xac8/0xf80 [ 96.171023] ? iget_locked+0x116/0x400 [ 96.174896] __ext4_iget+0x25c/0x38e0 [ 96.178680] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 96.183679] ? fs_reclaim_release+0xd0/0x110 [ 96.188070] ? ext4_get_projid+0x170/0x170 [ 96.192287] ? __lockdep_init_map+0x100/0x560 [ 96.196761] ? __lockdep_init_map+0x100/0x560 [ 96.201239] ext4_get_journal_inode+0x2b/0x160 [ 96.205801] ext4_fill_super+0x91fc/0xb3c0 [ 96.210030] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 96.215110] ? lock_downgrade+0x740/0x740 [ 96.219240] ? snprintf+0xa5/0xd0 [ 96.222674] ? ns_test_super+0x50/0x50 [ 96.226542] ? set_blocksize+0x125/0x380 [ 96.230585] mount_bdev+0x2b3/0x360 [ 96.234193] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 96.239291] mount_fs+0x92/0x2a0 [ 96.242648] vfs_kern_mount.part.0+0x5b/0x470 [ 96.247125] do_mount+0xe65/0x2a30 [ 96.250649] ? retint_kernel+0x2d/0x2d [ 96.254516] ? copy_mount_string+0x40/0x40 [ 96.258742] ? memset+0x20/0x40 [ 96.262000] ? copy_mount_options+0x1fa/0x2f0 [ 96.266472] ? copy_mnt_ns+0xa30/0xa30 [ 96.270340] SyS_mount+0xa8/0x120 [ 96.273771] ? copy_mnt_ns+0xa30/0xa30 [ 96.277643] do_syscall_64+0x1d5/0x640 [ 96.281550] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 96.286717] RIP: 0033:0x7f364b6874fa [ 96.290409] RSP: 002b:00007fff5e7a4358 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 96.298118] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f364b6874fa [ 96.305542] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff5e7a4370 [ 96.312790] RBP: 00007fff5e7a4370 R08: 00007fff5e7a43b0 R09: 0000000000000000 [ 96.320038] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005 [ 96.327287] R13: 00007fff5e7a43b0 R14: 0000000000000014 R15: 00000000200003e0 [ 96.334551] CPU: 1 PID: 7983 Comm: syz-executor235 Not tainted 4.14.296-syzkaller #0 [ 96.342428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 96.351763] Call Trace: [ 96.354333] dump_stack+0x1b2/0x281 [ 96.357941] panic+0x1f9/0x42d [ 96.361113] ? add_taint.cold+0x16/0x16 [ 96.365417] ? remove_proc_entry.cold+0x20/0x83 [ 96.370066] ? remove_proc_entry.cold+0x20/0x83 [ 96.374740] __warn.cold+0x20/0x44 [ 96.378265] ? ist_end_non_atomic+0x10/0x10 [ 96.382568] ? remove_proc_entry.cold+0x20/0x83 [ 96.387225] report_bug+0x208/0x250 [ 96.390839] do_error_trap+0x195/0x2d0 [ 96.394707] ? math_error+0x2d0/0x2d0 [ 96.398606] ? ___preempt_schedule+0x16/0x18 [ 96.403016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.407846] invalid_op+0x1b/0x40 [ 96.411286] RIP: 0010:remove_proc_entry.cold+0x20/0x83 [ 96.416539] RSP: 0018:ffff88809d057938 EFLAGS: 00010286 [ 96.421883] RAX: 000000000000000b RBX: 1ffff11013a0af27 RCX: 0000000000000000 [ 96.429134] RDX: 0000000000000000 RSI: ffffffff878bc9e0 RDI: ffffed1013a0af1d [ 96.436384] RBP: 0000000000000000 R08: 000000000000000b R09: 0000000000000000 [ 96.443631] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8799e8e0 [ 96.450877] R13: dffffc0000000000 R14: ffff88809c25e968 R15: ffff88809c25e950 [ 96.458141] ? remove_proc_entry.cold+0x20/0x83 [ 96.462790] ? proc_readdir+0x70/0x70 [ 96.466572] ? do_raw_spin_unlock+0x164/0x220 [ 96.471048] jbd2_journal_destroy+0x41f/0x740 [ 96.475521] ? jbd2_mark_journal_empty+0x250/0x250 [ 96.480428] ? mark_held_locks+0xa6/0xf0 [ 96.484469] ? kfree+0x14a/0x250 [ 96.487813] ? ext4_fill_super+0x93e5/0xb3c0 [ 96.492204] ext4_fill_super+0x9340/0xb3c0 [ 96.496429] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 96.501509] ? lock_downgrade+0x740/0x740 [ 96.505637] ? snprintf+0xa5/0xd0 [ 96.509075] ? ns_test_super+0x50/0x50 [ 96.512970] ? set_blocksize+0x125/0x380 [ 96.517011] mount_bdev+0x2b3/0x360 [ 96.520967] ? ext4_calculate_overhead+0x10b0/0x10b0 [ 96.526047] mount_fs+0x92/0x2a0 [ 96.529418] vfs_kern_mount.part.0+0x5b/0x470 [ 96.533892] do_mount+0xe65/0x2a30 [ 96.537413] ? retint_kernel+0x2d/0x2d [ 96.541280] ? copy_mount_string+0x40/0x40 [ 96.545519] ? memset+0x20/0x40 [ 96.548778] ? copy_mount_options+0x1fa/0x2f0 [ 96.553252] ? copy_mnt_ns+0xa30/0xa30 [ 96.557121] SyS_mount+0xa8/0x120 [ 96.560552] ? copy_mnt_ns+0xa30/0xa30 [ 96.564421] do_syscall_64+0x1d5/0x640 [ 96.568288] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 96.573454] RIP: 0033:0x7f364b6874fa [ 96.577146] RSP: 002b:00007fff5e7a4358 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 96.584834] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f364b6874fa [ 96.592082] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff5e7a4370 [ 96.599330] RBP: 00007fff5e7a4370 R08: 00007fff5e7a43b0 R09: 0000000000000000 [ 96.606578] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005 [ 96.613826] R13: 00007fff5e7a43b0 R14: 0000000000000014 R15: 00000000200003e0 [ 96.621429] Kernel Offset: disabled [ 96.625102] Rebooting in 86400 seconds..