BUG: unable to handle kernel paging request at ffffc90006211d94 IP: [] snd_seq_check_queue.part.3+0x172/0x510 sound/core/seq/seq_queue.c:281 device eql entered promiscuous mode PGD 1da1ab067 [ 177.502413] PUD 1da1ac067 Oops: 0000 [#1] PREEMPT SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 1 PID: 2071 Comm: syz-executor1 Not tainted 4.9.82-gcdfc8df #45 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8801d6cc8000 task.stack: ffff8801d8a00000 RIP: 0010:[] [] snd_seq_check_queue.part.3+0x172/0x510 sound/core/seq/seq_queue.c:281 RSP: 0018:ffff8801d8a079f8 EFLAGS: 00010246 RAX: 0000000000000007 RBX: dffffc0000000000 RCX: ffffffff82e19ac3 RDX: 0000000000000000 RSI: ffffc9000122c000 RDI: ffffc90006211d94 RBP: ffff8801d8a07a78 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d713db80 R13: ffffc90006211d90 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:00000000f6fbab40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: ffffc90006211d94 CR3: 00000001cd26c000 CR4: 0000000000160670 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801d713dbd8 ffff8801d713dbc8 0000000082e1db54 ffff8801d713dbd0 ffffed003ae27b79 1ffff1003ae27b7b ffff8801d713dc28 ffff8801d713dbe4 ffff8801cfc08780 ff00ffff00000000 ffff8801d713db80 0000000000000000 Call Trace: [] snd_seq_check_queue sound/core/seq/seq_queue.c:357 [inline] [] snd_seq_enqueue_event+0x32d/0x3d0 sound/core/seq/seq_queue.c:363 [] snd_seq_client_enqueue_event+0x204/0x3e0 sound/core/seq/seq_clientmgr.c:952 [] snd_seq_write+0x2f2/0x580 sound/core/seq/seq_clientmgr.c:1066 [] __vfs_write+0x103/0x680 fs/read_write.c:510 [] vfs_write+0x189/0x530 fs/read_write.c:560 [] SYSC_write fs/read_write.c:607 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:599 [] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline] [] do_fast_syscall_32+0x2f7/0x870 arch/x86/entry/common.c:387 [] entry_SYSENTER_compat+0x74/0x83 arch/x86/entry/entry_64_compat.S:127 Code: 03 00 00 49 8d 7d 04 45 8b 76 18 48 89 f8 48 c1 e8 03 0f b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 0a 03 00 00 <45> 3b 75 04 0f 83 d7 01 00 00 48 8b 45 a8 48 01 d8 48 89 45 c0 RIP [] snd_seq_check_queue.part.3+0x172/0x510 sound/core/seq/seq_queue.c:281 RSP CR2: ffffc90006211d94 ---[ end trace b59687586cc810d0 ]---