[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 19.051731] audit: type=1400 audit(1519750275.757:6): avc: denied { map } for pid=4224 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.6' (ECDSA) to the list of known hosts. syzkaller login: [ 25.340567] audit: type=1400 audit(1519750282.046:7): avc: denied { map } for pid=4238 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2018/02/27 16:51:22 parsed 1 programs 2018/02/27 16:51:22 executed programs: 0 [ 25.587448] audit: type=1400 audit(1519750282.293:8): avc: denied { map } for pid=4238 comm="syz-execprog" path="/root/syzkaller-shm320014473" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 25.599764] IPVS: ftp: loaded support on port[0] = 21 [ 25.650386] kasan: CONFIG_KASAN_INLINE enabled [ 25.655044] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 25.662419] general protection fault: 0000 [#1] SMP KASAN [ 25.667937] Dumping ftrace buffer: [ 25.671446] (ftrace buffer empty) [ 25.675131] Modules linked in: [ 25.678314] CPU: 1 PID: 4246 Comm: syz-executor0 Not tainted 4.16.0-rc3+ #241 [ 25.685555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.694887] RIP: 0010:hrtimer_active+0x1da/0x3c0 [ 25.699614] RSP: 0018:ffff8801b5f4f3e0 EFLAGS: 00010202 [ 25.704953] RAX: 0000000000000008 RBX: 1ffff10036be9ea9 RCX: ffffffff81610225 [ 25.712196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000010 [ 25.719440] RBP: ffff8801b5f4f520 R08: 0000000000002c02 R09: 0000000000000000 [ 25.726678] R10: 0000000000000011 R11: ffffed0036bbe078 R12: 0000000000000010 [ 25.733924] R13: 0000000000000000 R14: ffffed0036be9e87 R15: dffffc0000000000 [ 25.741164] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:0000000008df2900 [ 25.749356] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 25.755206] CR2: 00000000f7fa3000 CR3: 00000001b35cb004 CR4: 00000000001626e0 [ 25.762448] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.769685] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.776934] Call Trace: [ 25.779498] ? hrtimer_forward+0x2d0/0x2d0 [ 25.783707] ? vmx_update_msr_bitmap+0x13a/0x430 [ 25.788440] ? setup_msrs+0x926/0x1d80 [ 25.792296] ? vmx_set_cr4+0x353/0x610 [ 25.796158] hrtimer_try_to_cancel+0x91/0x5b0 [ 25.800631] ? update_exception_bitmap+0x19a/0x200 [ 25.805529] ? __hrtimer_get_remaining+0x1c0/0x1c0 [ 25.810426] ? vmx_vcpu_reset+0x55f/0xc70 [ 25.814546] ? load_vmcs12_host_state+0x1fa0/0x1fa0 [ 25.819537] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 25.824352] ? unwind_get_return_address+0x61/0xa0 [ 25.829265] hrtimer_cancel+0x22/0x40 [ 25.833039] kvm_lapic_reset+0x93/0xf40 [ 25.836983] ? kvm_lapic_set_base+0x750/0x750 [ 25.841449] ? kvm_arch_vcpu_free+0x80/0x80 [ 25.845745] kvm_arch_vcpu_setup+0x31/0x50 [ 25.849950] kvm_vm_ioctl+0x52d/0x1cf0 [ 25.853810] ? kvm_set_memory_region+0x50/0x50 [ 25.858365] ? __fd_install+0x288/0x740 [ 25.862311] ? get_unused_fd_flags+0x190/0x190 [ 25.867036] ? kfree+0xf3/0x260 [ 25.870290] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 25.875281] ? do_futex+0x86f/0x22a0 [ 25.878965] ? kfree+0xf3/0x260 [ 25.882214] ? kvm_uevent_notify_change.part.39+0x39c/0x430 [ 25.887895] ? trace_hardirqs_on+0xd/0x10 [ 25.892020] ? exit_robust_list+0x240/0x240 [ 25.896314] ? fd_install+0x4d/0x60 [ 25.899914] ? kvm_dev_ioctl+0x17b/0x18b0 [ 25.904040] ? install_new_memslots+0x420/0x420 [ 25.908680] ? _raw_spin_unlock+0x22/0x30 [ 25.912801] ? __pmd_alloc+0x4e0/0x4e0 [ 25.916657] ? trace_hardirqs_off+0x10/0x10 [ 25.920951] ? debug_check_no_obj_freed+0x3da/0xf1f [ 25.925944] ? check_same_owner+0x320/0x320 [ 25.930238] ? handle_mm_fault+0x35b/0xb10 [ 25.934443] ? rcu_note_context_switch+0x710/0x710 [ 25.939346] ? __might_sleep+0x95/0x190 [ 25.943293] ? _cond_resched+0x14/0x30 [ 25.947150] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 25.952053] ? selinux_file_ioctl+0x444/0x690 [ 25.956519] ? __fget_light+0x2b2/0x3c0 [ 25.960464] kvm_vm_compat_ioctl+0x2ed/0x3f0 [ 25.964846] ? kvm_vm_ioctl+0x1cf0/0x1cf0 [ 25.968963] ? compat_SyS_futex+0x288/0x380 [ 25.973257] ? security_file_ioctl+0x7d/0xb0 [ 25.977634] ? security_file_ioctl+0x89/0xb0 [ 25.982018] compat_SyS_ioctl+0x151/0x2a30 [ 25.986228] ? do_fast_syscall_32+0x156/0xf9f [ 25.990693] ? kvm_vm_ioctl+0x1cf0/0x1cf0 [ 25.994817] ? do_ioctl+0x60/0x60 [ 25.998240] do_fast_syscall_32+0x3ec/0xf9f [ 26.002542] ? do_int80_syscall_32+0x9c0/0x9c0 [ 26.007103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.011835] ? syscall_return_slowpath+0x2ac/0x550 [ 26.016733] ? prepare_exit_to_usermode+0x350/0x350 [ 26.021721] ? sysret32_from_system_call+0x5/0x3c [ 26.026536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.031354] entry_SYSENTER_compat+0x70/0x7f [ 26.035729] RIP: 0023:0xf7fa7c99 [ 26.039064] RSP: 002b:00000000ffacd06c EFLAGS: 00000282 ORIG_RAX: 0000000000000036 [ 26.046742] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000000ae41 [ 26.053986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 26.061229] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.068467] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 26.075708] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.082955] Code: ff ff 48 8d 85 18 ff ff ff 48 c1 e8 03 4e 8d 34 38 e8 1b f2 0f 00 48 8b 85 f0 fe ff ff c6 00 00 48 8b 85 d8 fe ff ff 48 c1 e8 03 <42> 80 3c 38 00 0f 85 c2 01 00 00 48 8b 85 e8 fe ff ff 48 8b 58 [ 26.102041] RIP: hrtimer_active+0x1da/0x3c0 RSP: ffff8801b5f4f3e0 [ 26.108314] ---[ end trace 791cd0a6422d2eeb ]--- [ 26.113077] Kernel panic - not syncing: Fatal exception [ 26.118805] Dumping ftrace buffer: [ 26.122321] (ftrace buffer empty) [ 26.126001] Kernel Offset: disabled [ 26.129597] Rebooting in 86400 seconds..