[ 458.750766][ T6614] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. [ 458.771752][ T6616] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 458.791451][ T6622] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. [ 458.805249][ T6623] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. [ 458.821615][ T6618] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.3'. [ 458.834454][ T6624] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. [ 458.847339][ T6628] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. [ 458.859239][ T6630] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 458.874025][ T6632] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. [ 458.886522][ T6636] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. [ 463.764709][ T8635] __nla_validate_parse: 950 callbacks suppressed [ 463.764713][ T8635] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 463.785072][ T8639] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. [ 463.802355][ T8640] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.3'. [ 463.821979][ T8636] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. [ 463.832636][ T8634] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. [ 463.861246][ T8645] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 463.898439][ T8642] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. [ 463.913584][ T8648] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. [ 463.929189][ T8652] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.3'. [ 465.160776][ T579] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 465.168467][ T579] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 465.176037][ T579] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 465.183910][ T579] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 465.191309][ T21] kasan: CONFIG_KASAN_INLINE enabled [ 465.197097][ T21] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 465.205170][ T21] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 465.212081][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.3.0-rc6-syzkaller #0 [ 465.220288][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.230526][ T21] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 465.238314][ T21] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 465.244447][ T21] Code: 44 89 8d 64 ff ff ff c7 02 f1 f1 f1 f1 c7 42 04 04 f2 f2 f2 48 89 fa 65 48 8b 0c 25 28 00 00 00 48 89 4d d0 31 c9 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 99 0b 00 00 [ 465.264041][ T21] RSP: 0018:ffff8880b5157aa8 EFLAGS: 00010246 [ 465.270075][ T21] RAX: dffffc0000000000 RBX: ffff8880b4798b40 RCX: 0000000000000000 [ 465.278025][ T21] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 465.285981][ T21] RBP: ffff8880b5157bc0 R08: ffff888098089b80 R09: 0000000000000001 [ 465.293942][ T21] R10: ffffed1016a2af8c R11: 0000000000000003 R12: ffff888098089b80 [ 465.301896][ T21] R13: dffffc0000000000 R14: ffffed101301137e R15: 000000000000003c [ 465.309846][ T21] FS: 0000000000000000(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 [ 465.318747][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 465.325299][ T21] CR2: 0000555e16f97618 CR3: 00000000a4248000 CR4: 00000000001406e0 [ 465.333241][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 465.341301][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 465.349457][ T21] Call Trace: [ 465.352726][ T21] ? mark_held_locks+0x130/0x130 [ 465.357763][ T21] ? __local_bh_enable_ip+0x11e/0x1c0 [ 465.363109][ T21] ? batadv_iv_ogm_schedule+0x622/0xe80 [ 465.368625][ T21] ? lock_downgrade+0x710/0x710 [ 465.373444][ T21] ? batadv_iv_ogm_iface_disable+0x70/0x70 [ 465.379228][ T21] ? lock_acquire+0x12a/0x300 [ 465.383884][ T21] ? batadv_iv_ogm_schedule+0x916/0xe80 [ 465.389411][ T21] batadv_iv_ogm_schedule+0xb47/0xe80 [ 465.394761][ T21] ? batadv_iv_ogm_queue_add+0xe50/0xe50 [ 465.400380][ T21] ? process_one_work+0x6fc/0x1560 [ 465.405545][ T21] ? lock_downgrade+0x710/0x710 [ 465.410370][ T21] batadv_iv_send_outstanding_bat_ogm_packet+0x570/0x7d0 [ 465.417361][ T21] ? lock_acquire+0x12a/0x300 [ 465.422013][ T21] ? process_one_work+0x71b/0x1560 [ 465.427092][ T21] ? trace_hardirqs_on+0x28/0x1b0 [ 465.432096][ T21] process_one_work+0x7d2/0x1560 [ 465.437001][ T21] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 465.442336][ T21] ? lock_acquire+0x12a/0x300 [ 465.446997][ T21] ? _raw_spin_lock_irq+0xe/0x50 [ 465.451948][ T21] worker_thread+0x85/0xb60 [ 465.456435][ T21] ? __kthread_parkme+0x47/0x1a0 [ 465.461353][ T21] kthread+0x331/0x3f0 [ 465.465431][ T21] ? process_one_work+0x1560/0x1560 [ 465.470596][ T21] ? kthread_park+0x120/0x120 [ 465.475278][ T21] ret_from_fork+0x24/0x30 [ 465.479760][ T21] Modules linked in: [ 465.487272][ T21] ---[ end trace c1b749d253670edc ]--- [ 465.492749][ T21] RIP: 0010:batadv_iv_ogm_queue_add+0x9b/0xe50 [ 465.498983][ T21] Code: 44 89 8d 64 ff ff ff c7 02 f1 f1 f1 f1 c7 42 04 04 f2 f2 f2 48 89 fa 65 48 8b 0c 25 28 00 00 00 48 89 4d d0 31 c9 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 99 0b 00 00 [ 465.519331][ T21] RSP: 0018:ffff8880b5157aa8 EFLAGS: 00010246 [ 465.525377][ T21] RAX: dffffc0000000000 RBX: ffff8880b4798b40 RCX: 0000000000000000 [ 465.533514][ T21] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 465.541843][ T21] RBP: ffff8880b5157bc0 R08: ffff888098089b80 R09: 0000000000000001 [ 465.550479][ T21] R10: ffffed1016a2af8c R11: 0000000000000003 R12: ffff888098089b80 [ 465.558526][ T21] R13: dffffc0000000000 R14: ffffed101301137e R15: 000000000000003c [ 465.566656][ T21] FS: 0000000000000000(0000) GS:ffff8880ba200000(0000) knlGS:0000000000000000 [ 465.575571][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 465.582224][ T21] CR2: 0000555e16f9ff28 CR3: 00000000af9cd000 CR4: 00000000001406f0 [ 465.590432][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 465.598475][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 465.606679][ T21] Kernel panic - not syncing: Fatal exception [ 465.613734][ T21] Kernel Offset: disabled [ 465.618072][ T21] Rebooting in 86400 seconds..