general protection fault, probably for non-canonical address 0xf833fc8db834008d: 0000 [#1] PREEMPT SMP KASAN
KASAN: maybe wild-memory-access in range [0xc1a0046dc1a00468-0xc1a0046dc1a0046f]
CPU: 1 PID: 3663 Comm: kworker/u4:8 Not tainted 5.9.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: tc_filter_workqueue tcindex_destroy_rexts_work
RIP: 0010:tcf_action_destroy+0xbc/0x1b0 net/sched/act_api.c:721
Code: 83 c4 01 bf 20 00 00 00 48 83 c3 08 44 89 e6 e8 9a 6c 19 fb 41 83 fc 20 0f 84 ac 00 00 00 e8 0b 70 19 fb 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 ac 00 00 00 48 8b 2b 48 85 ed 0f 84 89 00 00
RSP: 0018:ffffc90005a97c78 EFLAGS: 00010a07
RAX: 1834008db834008d RBX: c1a0046dc1a0046d RCX: 0000000000000000
RDX: ffff888099c82440 RSI: ffffffff865acf05 RDI: c1a0046dc1a0046d
RBP: ffff88803e000008 R08: 0000000000000000 R09: ffffffff8a7e76ab
R10: fffffbfff14fced5 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000768000 CR3: 0000000058fd8000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 tcf_exts_destroy+0x42/0xc0 net/sched/cls_api.c:3040
 __tcindex_destroy_rexts+0x16/0x210 net/sched/cls_tcindex.c:162
 tcindex_destroy_rexts_work+0x17/0x20 net/sched/cls_tcindex.c:175
 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415
 kthread+0x3b5/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Modules linked in:
---[ end trace b4d0375544f88ac5 ]---
RIP: 0010:tcf_action_destroy+0xbc/0x1b0 net/sched/act_api.c:721
Code: 83 c4 01 bf 20 00 00 00 48 83 c3 08 44 89 e6 e8 9a 6c 19 fb 41 83 fc 20 0f 84 ac 00 00 00 e8 0b 70 19 fb 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 ac 00 00 00 48 8b 2b 48 85 ed 0f 84 89 00 00
RSP: 0018:ffffc90005a97c78 EFLAGS: 00010a07
RAX: 1834008db834008d RBX: c1a0046dc1a0046d RCX: 0000000000000000
RDX: ffff888099c82440 RSI: ffffffff865acf05 RDI: c1a0046dc1a0046d
RBP: ffff88803e000008 R08: 0000000000000000 R09: ffffffff8a7e76ab
R10: fffffbfff14fced5 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9292b6b000 CR3: 0000000093950000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400