[ 33.643106] audit: type=1800 audit(1585570332.327:33): pid=7132 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 33.671782] audit: type=1800 audit(1585570332.327:34): pid=7132 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 36.941526] random: sshd: uninitialized urandom read (32 bytes read) [ 37.167597] audit: type=1400 audit(1585570335.847:35): avc: denied { map } for pid=7302 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 37.207347] random: sshd: uninitialized urandom read (32 bytes read) [ 37.894250] random: sshd: uninitialized urandom read (32 bytes read) [ 38.083813] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. [ 43.567619] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 43.702162] audit: type=1400 audit(1585570342.387:36): avc: denied { map } for pid=7314 comm="syz-executor215" path="/root/syz-executor215160649" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 43.706610] INFO: trying to register non-static key. [ 43.733934] the code is fine but needs lockdep annotation. [ 43.739745] turning off the locking correctness validator. [ 43.745371] CPU: 0 PID: 7314 Comm: syz-executor215 Not tainted 4.14.174-syzkaller #0 [ 43.753402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.763142] Call Trace: [ 43.765723] dump_stack+0x13e/0x194 [ 43.769658] register_lock_class+0x2fe/0x1600 [ 43.774147] ? trace_hardirqs_on+0x10/0x10 [ 43.778456] ? check_noncircular+0x20/0x20 [ 43.782682] __lock_acquire+0x147/0x4620 [ 43.786847] ? save_trace+0x290/0x290 [ 43.790637] ? trace_hardirqs_on+0x10/0x10 [ 43.794861] ? __lock_is_held+0xad/0x140 [ 43.798909] ? save_trace+0x290/0x290 [ 43.802733] ? trace_hardirqs_on+0x10/0x10 [ 43.806989] ? __lock_is_held+0xad/0x140 [ 43.811035] ? save_trace+0x290/0x290 [ 43.814865] lock_acquire+0x170/0x3f0 [ 43.818692] ? flush_work+0x82/0x780 [ 43.822434] flush_work+0xae/0x780 [ 43.826013] ? flush_work+0x82/0x780 [ 43.829743] ? mark_held_locks+0xa6/0xf0 [ 43.833792] ? insert_work+0x2f0/0x2f0 [ 43.837678] ? trace_hardirqs_on_caller+0x3f6/0x590 [ 43.842831] ? _raw_spin_unlock_irq+0x5a/0x80 [ 43.847343] ? finish_task_switch+0x178/0x620 [ 43.851873] ? finish_task_switch+0x14d/0x620 [ 43.856441] ? mark_held_locks+0xa6/0xf0 [ 43.861524] ? __cancel_work_timer+0x146/0x460 [ 43.866096] __cancel_work_timer+0x2d0/0x460 [ 43.870494] ? cancel_delayed_work+0x20/0x20 [ 43.875404] ? ___preempt_schedule+0x16/0x18 [ 43.879811] ? ___preempt_schedule+0x16/0x18 [ 43.884211] ? smc_accept_dequeue+0x3b1/0x5f0 [ 43.888695] smc_close_active+0x684/0xb90 [ 43.892831] smc_release+0x40c/0x610 [ 43.896617] __sock_release+0xcd/0x2b0 [ 43.900492] ? __sock_release+0x2b0/0x2b0 [ 43.904685] sock_close+0x15/0x20 [ 43.908130] __fput+0x25f/0x790 [ 43.911400] task_work_run+0x113/0x190 [ 43.915511] do_exit+0x9f2/0x2b00 [ 43.919079] ? ___preempt_schedule+0x16/0x18 [ 43.923478] ? mm_update_next_owner+0x5b0/0x5b0 [ 43.928143] ? smc_listen+0x131/0x3e0 [ 43.932045] ? __local_bh_enable_ip+0x153/0x190 [ 43.936757] ? smc_listen+0x131/0x3e0 [ 43.940692] ? SyS_listen+0x170/0x210 [ 43.944480] do_group_exit+0x100/0x310 [ 43.948415] SyS_exit_group+0x19/0x20 [ 43.952199] ? do_group_exit+0x310/0x310 [ 43.956301] do_syscall_64+0x1d5/0x640 [ 43.960183] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 43.965366] RIP: 0033:0x43ed88 [ 43.968543] RSP: 002b:00007ffe687dfac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 43.976234] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ed88 [ 43.983621] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 43.990877] RBP: 00000000004be588 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 43.998163] R10: 0000000000000000 R11: 0000000000000246 R