Warning: Permanently added '10.128.10.32' (ECDSA) to the list of known hosts. syzkaller login: [ 45.344601][ T6829] IPVS: ftp: loaded support on port[0] = 21 executing program [ 45.422481][ T6833] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN [ 45.434204][ T6833] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 45.442617][ T6833] CPU: 1 PID: 6833 Comm: kworker/u5:1 Not tainted 5.9.0-rc2-syzkaller #0 [ 45.450993][ T6833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.461030][ T6833] Workqueue: hci0 hci_rx_work [ 45.465690][ T6833] RIP: 0010:hci_event_packet+0x8302/0x17e10 [ 45.471550][ T6833] Code: 8d 9d 30 09 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 dc 8e 57 fa 48 8b 1b 48 83 c3 10 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 bf 8e 57 fa 48 8b 1b 48 89 d8 48 [ 45.491123][ T6833] RSP: 0018:ffffc9000100fac0 EFLAGS: 00010202 [ 45.497167][ T6833] RAX: 0000000000000002 RBX: 0000000000000010 RCX: ffff8880a7b1a540 [ 45.505118][ T6833] RDX: ffff8880a7b1a540 RSI: 0000000000000000 RDI: 0000000000000000 [ 45.513073][ T6833] RBP: ffff8880a7a36000 R08: ffffffff875d4347 R09: fffffbfff131e23e [ 45.521017][ T6833] R10: fffffbfff131e23e R11: 0000000000000000 R12: ffff888088dd4010 [ 45.528958][ T6833] R13: dffffc0000000000 R14: ffff8880a04cf80b R15: ffff888088dd4000 [ 45.536911][ T6833] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 45.545809][ T6833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.552373][ T6833] CR2: 00007f90bae626c0 CR3: 000000008c733000 CR4: 00000000001506e0 [ 45.560315][ T6833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.568274][ T6833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.576212][ T6833] Call Trace: [ 45.579479][ T6833] ? trace_lock_release+0x137/0x1a0 [ 45.584652][ T6833] ? _raw_spin_unlock_irqrestore+0x6f/0xd0 [ 45.590426][ T6833] ? lockdep_hardirqs_on+0x49/0xf0 [ 45.595507][ T6833] hci_rx_work+0x246/0xa20 [ 45.599909][ T6833] process_one_work+0x789/0xfc0 [ 45.604743][ T6833] worker_thread+0xaa4/0x1460 [ 45.609405][ T6833] kthread+0x37e/0x3a0 [ 45.613455][ T6833] ? rcu_lock_release+0x20/0x20 [ 45.618282][ T6833] ? kthread_blkcg+0xd0/0xd0 [ 45.622845][ T6833] ret_from_fork+0x1f/0x30 [ 45.627228][ T6833] Modules linked in: [ 45.633382][ T6540] tipc: TX() has been purged, node left! [ 45.641199][ T6833] ---[ end trace eead3edcace48c77 ]--- [ 45.646655][ T6833] RIP: 0010:hci_event_packet+0x8302/0x17e10 [ 45.652911][ T6833] Code: 8d 9d 30 09 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 dc 8e 57 fa 48 8b 1b 48 83 c3 10 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 bf 8e 57 fa 48 8b 1b 48 89 d8 48 [ 45.672815][ T6833] RSP: 0018:ffffc9000100fac0 EFLAGS: 00010202 [ 45.678890][ T6833] RAX: 0000000000000002 RBX: 0000000000000010 RCX: ffff8880a7b1a540 [ 45.686888][ T6833] RDX: ffff8880a7b1a540 RSI: 0000000000000000 RDI: 0000000000000000 [ 45.694896][ T6833] RBP: ffff8880a7a36000 R08: ffffffff875d4347 R09: fffffbfff131e23e [ 45.702903][ T6833] R10: fffffbfff131e23e R11: 0000000000000000 R12: ffff888088dd4010 [ 45.710909][ T6833] R13: dffffc0000000000 R14: ffff8880a04cf80b R15: ffff888088dd4000 [ 45.718868][ T6833] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 45.727815][ T6833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.734438][ T6833] CR2: 00007fdec3a60000 CR3: 000000009328a000 CR4: 00000000001506e0 [ 45.742431][ T6833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.750449][ T6833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.758417][ T6833] Kernel panic - not syncing: Fatal exception [ 45.765511][ T6833] Kernel Offset: disabled [ 45.769816][ T6833] Rebooting in 86400 seconds..