[ 409.623483] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.636187] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.654582] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.667203] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.680765] device bridge_slave_1 left promiscuous mode [ 409.692307] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.750204] device bridge_slave_0 left promiscuous mode [ 409.758665] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.824545] device veth1_macvtap left promiscuous mode [ 409.835484] device veth0_macvtap left promiscuous mode [ 409.844169] device veth1_vlan left promiscuous mode [ 409.856230] device veth0_vlan left promiscuous mode [ 409.981621] device hsr_slave_1 left promiscuous mode [ 410.043099] device hsr_slave_0 left promiscuous mode [ 410.088956] team0 (unregistering): Port device team_slave_1 removed [ 410.103846] team0 (unregistering): Port device team_slave_0 removed [ 410.120719] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.183472] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.242374] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.214' (ECDSA) to the list of known hosts. [ 414.566202] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 414.587203] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 414.606304] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 414.628646] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 414.642857] device bridge_slave_1 left promiscuous mode [ 414.654572] bridge0: port 2(bridge_slave_1) entered disabled state [ 414.720697] device bridge_slave_0 left promiscuous mode [ 414.728302] bridge0: port 1(bridge_slave_0) entered disabled state [ 414.784759] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 414.802191] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 414.823730] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 414.847202] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 414.881443] device bridge_slave_1 left promiscuous mode [ 414.896415] bridge0: port 2(bridge_slave_1) entered disabled state [ 414.941604] device bridge_slave_0 left promiscuous mode [ 414.951565] bridge0: port 1(bridge_slave_0) entered disabled state [ 415.005244] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 415.021181] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 415.044920] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 415.058452] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 415.086922] device bridge_slave_1 left promiscuous mode [ 415.102080] bridge0: port 2(bridge_slave_1) entered disabled state [ 415.154957] device bridge_slave_0 left promiscuous mode [ 415.163024] bridge0: port 1(bridge_slave_0) entered disabled state [ 415.223248] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 415.245149] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 415.276785] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 415.301400] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 415.326831] device bridge_slave_1 left promiscuous mode [ 415.346581] bridge0: port 2(bridge_slave_1) entered disabled state [ 415.393953] device bridge_slave_0 left promiscuous mode [ 415.408508] bridge0: port 1(bridge_slave_0) entered disabled state [ 415.477036] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 415.488296] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 415.514947] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 415.532451] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 415.556066] device bridge_slave_1 left promiscuous mode [ 415.572875] bridge0: port 2(bridge_slave_1) entered disabled state [ 415.650914] device bridge_slave_0 left promiscuous mode [ 415.668169] bridge0: port 1(bridge_slave_0) entered disabled state [ 415.723783] device veth1_macvtap left promiscuous mode [ 415.737240] device veth0_macvtap left promiscuous mode [ 415.753221] device veth1_vlan left promiscuous mode [ 415.768728] device veth0_vlan left promiscuous mode [ 415.784833] device veth1_macvtap left promiscuous mode [ 415.808600] device veth0_macvtap left promiscuous mode [ 415.832685] device veth1_vlan left promiscuous mode [ 415.844499] device veth0_vlan left promiscuous mode [ 415.862949] device veth1_macvtap left promiscuous mode [ 415.888786] device veth0_macvtap left promiscuous mode [ 415.909452] device veth1_vlan left promiscuous mode [ 415.933485] device veth0_vlan left promiscuous mode [ 415.946673] device veth1_macvtap left promiscuous mode [ 415.978322] device veth0_macvtap left promiscuous mode [ 415.998953] device veth1_vlan left promiscuous mode [ 416.024079] device veth0_vlan left promiscuous mode [ 416.047158] device veth1_macvtap left promiscuous mode [ 416.073445] device veth0_macvtap left promiscuous mode [ 416.094802] device veth1_vlan left promiscuous mode [ 416.113087] device veth0_vlan left promiscuous mode [ 417.126267] device hsr_slave_1 left promiscuous mode [ 417.157762] device hsr_slave_0 left promiscuous mode [ 417.212289] team0 (unregistering): Port device team_slave_1 removed [ 417.245872] team0 (unregistering): Port device team_slave_0 removed [ 417.270395] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 417.324648] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 417.456984] bond0 (unregistering): Released all slaves [ 417.622313] device hsr_slave_1 left promiscuous mode [ 417.663618] device hsr_slave_0 left promiscuous mode [ 417.727154] team0 (unregistering): Port device team_slave_1 removed [ 417.768727] team0 (unregistering): Port device team_slave_0 removed [ 417.797003] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 417.837758] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 417.948021] bond0 (unregistering): Released all slaves [ 418.122212] device hsr_slave_1 left promiscuous mode [ 418.164811] device hsr_slave_0 left promiscuous mode [ 418.248102] team0 (unregistering): Port device team_slave_1 removed [ 418.287571] team0 (unregistering): Port device team_slave_0 removed [ 418.315665] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 418.374132] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 418.505289] bond0 (unregistering): Released all slaves [ 418.661311] device hsr_slave_1 left promiscuous mode [ 418.707353] device hsr_slave_0 left promiscuous mode [ 418.766146] team0 (unregistering): Port device team_slave_1 removed [ 418.802715] team0 (unregistering): Port device team_slave_0 removed [ 418.834049] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 418.886907] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 418.996308] bond0 (unregistering): Released all slaves [ 419.185178] device hsr_slave_1 left promiscuous mode [ 419.225899] device hsr_slave_0 left promiscuous mode [ 419.273490] team0 (unregistering): Port device team_slave_1 removed [ 419.307084] team0 (unregistering): Port device team_slave_0 removed [ 419.338260] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 419.383036] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 419.502483] bond0 (unregistering): Released all slaves [ 423.590763] kasan: CONFIG_KASAN_INLINE enabled [ 423.601234] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 423.616431] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 423.625599] CPU: 1 PID: 31976 Comm: syz-executor975 Not tainted 4.19.192-syzkaller #0 [ 423.633743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.649607] RIP: 0010:vgem_fence_attach_ioctl+0x250/0x580 [ 423.655497] Code: 80 3c 02 00 0f 85 01 03 00 00 4d 8b bc 24 10 01 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bf e0 00 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 cd 02 00 00 49 8b 87 e0 00 00 00 4c 89 f2 48 c1 [ 423.684200] RSP: 0018:ffff8881c5f6fa70 EFLAGS: 00010202 [ 423.691765] RAX: dffffc0000000000 RBX: ffff8881d6eb17c0 RCX: 0000000000000000 [ 423.703175] RDX: 000000000000001c RSI: 0000000000000001 RDI: 00000000000000e0 [ 423.713671] RBP: ffff8881c5f6fab0 R08: ffffed103eca4561 R09: 0000000000000000 [ 423.724011] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881f4dbc540 [ 423.735301] R13: ffff8881e6db43c0 R14: ffff8881d6eb17c4 R15: 0000000000000000 [ 423.746822] FS: 00007fa7660db700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 423.756305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 423.766291] CR2: 00007ffe75f00ba8 CR3: 00000001f4730005 CR4: 00000000001606e0 [ 423.777892] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 423.787123] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 423.795217] Call Trace: [ 423.799046] drm_ioctl_kernel+0x1b7/0x240 [ 423.804618] ? __vgem_fence_idr_fini+0x40/0x40 [ 423.811974] ? drm_ioctl_permit+0x1a0/0x1a0 [ 423.817747] ? kasan_check_write+0x14/0x20 [ 423.822721] drm_ioctl+0x6a9/0xae0 [ 423.828675] ? __vgem_fence_idr_fini+0x40/0x40 [ 423.835544] ? drm_getstats+0x20/0x20 [ 423.842236] ? mark_held_locks+0x130/0x130 [ 423.848716] ? do_syscall_64+0xd0/0x4e0 [ 423.854391] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.863962] ? mark_held_locks+0x130/0x130 [ 423.870596] ? debug_check_no_obj_freed+0x1ed/0x430 [ 423.877392] do_vfs_ioctl+0x196/0x10c0 [ 423.882102] ? lock_downgrade+0x860/0x860 [ 423.887004] ? ioctl_preallocate+0x1c0/0x1c0 [ 423.894620] ? __fget+0x2a2/0x400 [ 423.899146] ? do_dup2+0x3f0/0x3f0 [ 423.904394] ? do_futex+0x1530/0x1530 [ 423.909536] ? __fget_light+0x174/0x1e0 [ 423.914256] ksys_ioctl+0x62/0x90 [ 423.919328] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 423.925161] __x64_sys_ioctl+0x6e/0xb0 [ 423.931520] do_syscall_64+0xd0/0x4e0 [ 423.936617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.943814] RIP: 0033:0x44a299 [ 423.949720] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 423.977593] RSP: 002b:00007fa7660db308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 423.987431] RAX: ffffffffffffffda RBX: 00000000004cb508 RCX: 000000000044a299 [ 423.997324] RDX: 0000000020000140 RSI: 00000000c10c5541 RDI: 0000000000000005 [ 424.008833] RBP: 00000000004cb500 R08: 0000000000000000 R09: 0000000000000000 [ 424.017980] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cb50c [ 424.028523] R13: 000000000049b07c R14: 6972642f7665642f R15: 0000000000022000 [ 424.041605] Modules linked in: [ 424.098501] ---[ end trace 994fb06871c115fe ]--- [ 424.109656] RIP: 0010:vgem_fence_attach_ioctl+0x250/0x580 [ 424.116923] Code: 80 3c 02 00 0f 85 01 03 00 00 4d 8b bc 24 10 01 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bf e0 00 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 cd 02 00 00 49 8b 87 e0 00 00 00 4c 89 f2 48 c1 [ 424.145596] RSP: 0018:ffff8881c5f6fa70 EFLAGS: 00010202 [ 424.153121] RAX: dffffc0000000000 RBX: ffff8881d6eb17c0 RCX: 0000000000000000 [ 424.164894] RDX: 000000000000001c RSI: 0000000000000001 RDI: 00000000000000e0 [ 424.176072] RBP: ffff8881c5f6fab0 R08: ffffed103eca4561 R09: 0000000000000000 [ 424.190976] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881f4dbc540 [ 424.201445] R13: ffff8881e6db43c0 R14: ffff8881d6eb17c4 R15: 0000000000000000 [ 424.218899] FS: 00007fa7660db700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 424.234218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 424.245989] CR2: 00000000004d16e0 CR3: 00000001f4730003 CR4: 00000000001606f0 [ 424.262332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 424.277123] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 424.290073] Kernel panic - not syncing: Fatal exception [ 424.298535] Kernel Offset: disabled [ 424.303085] Rebooting in 86400 seconds..