Warning: Permanently added '10.128.0.131' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.989832] FAULT_INJECTION: forcing a failure. [ 38.989832] name failslab, interval 1, probability 0, space 0, times 1 [ 39.001111] CPU: 0 PID: 7982 Comm: syz-executor319 Not tainted 4.14.304-syzkaller #0 [ 39.008977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.018307] Call Trace: [ 39.020877] dump_stack+0x1b2/0x281 [ 39.024485] should_fail.cold+0x10a/0x149 [ 39.028612] should_failslab+0xd6/0x130 [ 39.032570] kmem_cache_alloc+0x28e/0x3c0 [ 39.036718] prepare_creds+0x39/0x490 [ 39.040492] aa_set_current_onexec+0x1e/0x200 [ 39.044965] aa_change_profile+0x120e/0x2440 [ 39.049355] ? aa_change_hat+0xf60/0xf60 [ 39.053401] ? do_syscall_64+0x1d5/0x640 [ 39.057436] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.062773] ? __lock_acquire+0x5fc/0x3f20 [ 39.066989] apparmor_setprocattr+0x98c/0xa80 [ 39.071459] ? apparmor_cred_free+0x70/0x70 [ 39.075755] ? aa_file_perm+0x2dd/0xab0 [ 39.079704] ? proc_pid_attr_write+0x1c0/0x320 [ 39.084261] ? __might_fault+0x177/0x1b0 [ 39.088311] security_setprocattr+0x74/0xb0 [ 39.092611] proc_pid_attr_write+0x22b/0x320 [ 39.096992] __vfs_write+0xe4/0x630 [ 39.100604] ? proc_pid_wchan+0xf0/0xf0 [ 39.104550] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.109536] ? kernel_read+0x110/0x110 [ 39.113436] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 39.118881] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 39.123879] vfs_write+0x17f/0x4d0 [ 39.127398] SyS_write+0xf2/0x210 [ 39.130843] ? SyS_read+0x210/0x210 [ 39.134446] ? __do_page_fault+0x159/0xad0 [ 39.138655] ? do_syscall_64+0x4c/0x640 [ 39.142605] ? SyS_read+0x210/0x210 [ 39.146210] do_syscall_64+0x1d5/0x640 [ 39.150079] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.155244] RIP: 0033:0x7fc137c456a9 [ 39.158934] RSP: 002b:00007fff85505028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 39.166617] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc137c456a9 [ 39.173864] RDX: 0000000000000008 RSI: 00000000200000c0 RDI: 0000000000000003 [ 39.181109] RBP: 00007fff85505030 R08: 0000000000000001 R09: 00007fc137c00032 [ 39.188356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 39.195614] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.212334] AppArmor WARN aa_audit_file: ((!((&sa)->apparmor_audit_data)->request)): [ 39.212456] ------------[ cut here ]------------ [ 39.225181] WARNING: CPU: 1 PID: 7982 at security/apparmor/file.c:136 aa_audit_file.cold+0x18/0x4f [ 39.234247] Kernel panic - not syncing: panic_on_warn set ... [ 39.234247] [ 39.241582] CPU: 1 PID: 7982 Comm: syz-executor319 Not tainted 4.14.304-syzkaller #0 [ 39.249434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.258762] Call Trace: [ 39.261335] dump_stack+0x1b2/0x281 [ 39.264938] panic+0x1f9/0x42d [ 39.268119] ? add_taint.cold+0x16/0x16 [ 39.272068] ? aa_audit_file.cold+0x18/0x4f [ 39.276370] ? aa_audit_file.cold+0x18/0x4f [ 39.280666] __warn.cold+0x20/0x44 [ 39.284180] ? ist_end_non_atomic+0x10/0x10 [ 39.288474] ? aa_audit_file.cold+0x18/0x4f [ 39.292783] report_bug+0x208/0x250 [ 39.296394] do_error_trap+0x195/0x2d0 [ 39.300258] ? math_error+0x2d0/0x2d0 [ 39.304035] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.308854] invalid_op+0x1b/0x40 [ 39.312281] RIP: 0010:aa_audit_file.cold+0x18/0x4f [ 39.317178] RSP: 0018:ffff88808d21f7c8 EFLAGS: 00010282 [ 39.322512] RAX: 0000000000000049 RBX: 1ffff11011a43efc RCX: 0000000000000000 [ 39.329754] RDX: 0000000000000000 RSI: ffff8880b05229f0 RDI: ffffed1011a43eef [ 39.336995] RBP: ffff88808d21f9f0 R08: 0000000000000049 R09: 0000000000000000 [ 39.344236] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffff4 [ 39.351478] R13: ffff88823f8bd680 R14: ffff88808d21f840 R15: 0000000000000000 [ 39.358751] ? aa_audit_file.cold+0x18/0x4f [ 39.363047] ? file_audit_cb+0x670/0x670 [ 39.367084] ? prepare_creds+0x39/0x490 [ 39.371033] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 39.376473] ? prepare_creds+0x3c9/0x490 [ 39.380507] aa_change_profile+0xcd3/0x2440 [ 39.384806] ? aa_change_hat+0xf60/0xf60 [ 39.388847] ? do_syscall_64+0x1d5/0x640 [ 39.392881] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.398218] ? __lock_acquire+0x5fc/0x3f20 [ 39.402432] apparmor_setprocattr+0x98c/0xa80 [ 39.406902] ? apparmor_cred_free+0x70/0x70 [ 39.411195] ? aa_file_perm+0x2dd/0xab0 [ 39.415158] ? proc_pid_attr_write+0x1c0/0x320 [ 39.419717] ? __might_fault+0x177/0x1b0 [ 39.423751] security_setprocattr+0x74/0xb0 [ 39.428048] proc_pid_attr_write+0x22b/0x320 [ 39.432433] __vfs_write+0xe4/0x630 [ 39.436048] ? proc_pid_wchan+0xf0/0xf0 [ 39.440027] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.445017] ? kernel_read+0x110/0x110 [ 39.448897] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 39.454348] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 39.459340] vfs_write+0x17f/0x4d0 [ 39.462855] SyS_write+0xf2/0x210 [ 39.466294] ? SyS_read+0x210/0x210 [ 39.469894] ? __do_page_fault+0x159/0xad0 [ 39.474102] ? do_syscall_64+0x4c/0x640 [ 39.478051] ? SyS_read+0x210/0x210 [ 39.481651] do_syscall_64+0x1d5/0x640 [ 39.485514] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.490677] RIP: 0033:0x7fc137c456a9 [ 39.494359] RSP: 002b:00007fff85505028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 39.502039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc137c456a9 [ 39.509283] RDX: 0000000000000008 RSI: 00000000200000c0 RDI: 0000000000000003 [ 39.516524] RBP: 00007fff85505030 R08: 0000000000000001 R09: 00007fc137c00032 [ 39.523765] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 39.531006] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.538576] Kernel Offset: disabled [ 39.542224] Rebooting in 86400 seconds..