| FILE: virt/kvm/eventfd.c |
| |
| irq bypass consumer (token ffff8801bff15e80) registration fails: -16 |
| kasan: CONFIG_KASAN_INLINE enabled |
| kasan: GPF could be caused by NULL-ptr deref or user memory access |
| general protection fault: 0000 [#1] SMP KASAN |
| Dumping ftrace buffer: |
| (ftrace buffer empty) |
| Modules linked in: |
| CPU: 0 PID: 1427 Comm: kworker/0:3 Not tainted 4.9.0+ #9 |
| Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| Workqueue: kvm-irqfd-cleanup irqfd_shutdown |
| task: ffff8801d60cc700 task.stack: ffff8801d62f8000 |
| RIP: 0010:[<ffffffff84352ab6>] [<ffffffff84352ab6>] __list_del include/linux/list.h:89 [inline] |
| RIP: 0010:[<ffffffff84352ab6>] [<ffffffff84352ab6>] list_del include/linux/list.h:107 [inline] |
| RIP: 0010:[<ffffffff84352ab6>] [<ffffffff84352ab6>] irq_bypass_unregister_consumer+0x296/0x470 virt/lib/irqbypass.c:258 |
| RSP: 0018:ffff8801d62ff318 EFLAGS: 00010202 |
| RAX: 0000000000000000 RBX: 1ffff1003ac5fe65 RCX: dffffc0000000000 |
| RDX: ffff8801d3075170 RSI: 0000000000000001 RDI: 0000000000000008 |
| RBP: ffff8801d62ff3b0 R08: 0000000000000000 R09: 0000000000000000 |
| R10: 0000000000000006 R11: 0000000000000000 R12: ffff8801d3075168 |
| R13: ffff8801d7d071a8 R14: 0000000000000000 R15: ffffffff8541bbe0 |
| FS: 0000000000000000(0000) GS:ffff8801dc000000(0000) knlGS:0000000000000000 |
| CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 |
| CR2: 00007f960f8f3db8 CR3: 00000001da19b000 CR4: 00000000001426f0 |
| DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 |
| DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 |
| Stack: |
| ffffffff814cc212 ffff8801d60cc700 0000000041b58ab3 ffffffff84ad688d |
| ffffffff84352820 ffffffff815720c0 ffff8801da11b640 0000000041b58ab3 |
| ffffffff84aea0a0 ffffffff81262e90 1ffff1003ac5fe74 0000000041b58ab3 |
| Call Trace: |
| [<ffffffff8108aaf3>] irqfd_shutdown+0x123/0x1c0 arch/x86/kvm/../../../virt/kvm/eventfd.c:145 |
| [<ffffffff81492c00>] process_one_work+0xbd0/0x1c10 kernel/workqueue.c:2096 |
| [<ffffffff81493e63>] worker_thread+0x223/0x1990 kernel/workqueue.c:2230 |
| [<ffffffff814abd53>] kthread+0x323/0x3e0 kernel/kthread.c:209 |
| [<ffffffff84377c6a>] ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:433 |
| Code: 48 89 d1 48 c1 e9 03 80 3c 01 00 0f 85 76 01 00 00 49 8d 7e 08 48 b9 00 00 00 00 00 fc ff df 49 8b 44 24 08 48 89 fe 48 c1 ee 03 <80> 3c 0e 00 0f 85 2c 01 00 00 4c 8d 6d 98 48 b9 00 00 00 00 00 |
| RIP [<ffffffff84352ab6>] __list_del include/linux/list.h:89 [inline] |
| RIP [<ffffffff84352ab6>] list_del include/linux/list.h:107 [inline] |
| RIP [<ffffffff84352ab6>] irq_bypass_unregister_consumer+0x296/0x470 virt/lib/irqbypass.c:258 |
| RSP <ffff8801d62ff318> |
| ---[ end trace c88bb3be8e63e0af ]--- |
| Kernel panic - not syncing: Fatal exception |
| Dumping ftrace buffer: |
| (ftrace buffer empty) |
| Kernel Offset: disabled |
| Rebooting in 86400 seconds.. |
