kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 330 Comm: syz-executor418 Not tainted 5.4.58-syzkaller-00210-gc3221b7ac740 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:____bpf_skb_cgroup_id net/core/filter.c:4097 [inline]
RIP: 0010:bpf_skb_cgroup_id+0x10c/0x190 net/core/filter.c:4088
Code: c7 a0 02 00 00 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 d3 6f 3b fe bb 40 01 00 00 49 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 b5 6f 3b fe 48 8b 1b 48 83 c3 68
RSP: 0018:ffff8881cd9176e0 EFLAGS: 00010206
RAX: 0000000000000028 RBX: 0000000000000140 RCX: ffff8881cd8e9f00
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
RBP: ffff8881cd917730 R08: ffffffff8334c843 R09: ffff8881cd9177e0
R10: ffffed1039b22efe R11: 0000000000000000 R12: dffffc0000000000
R13: fffffffab615a6ba R14: ffff8881ce0d0012 R15: ffff8881ce0d02a0
FS:  000000000207e880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b8263e3300 CR3: 00000001cea16001 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Call Trace:
 bpf_prog_f6df238ac16548fe+0x8da/0x1000
 bpf_call_func include/linux/filter.h:608 [inline]
 bpf_test_run+0x273/0x600 net/bpf/test_run.c:44
 bpf_prog_test_run_skb+0x7ef/0x1190 net/bpf/test_run.c:310
 bpf_prog_test_run kernel/bpf/syscall.c:2123 [inline]
 __do_sys_bpf+0x3234/0xbfb0 kernel/bpf/syscall.c:2906
 do_syscall_64+0xcb/0x150 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x440469
Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffc61488268 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440469
RDX: 0000000000000028 RSI: 00000000200001c0 RDI: 000000000000000a
RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401c70
R13: 0000000000401d00 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace e00704fe75232c18 ]---
RIP: 0010:____bpf_skb_cgroup_id net/core/filter.c:4097 [inline]
RIP: 0010:bpf_skb_cgroup_id+0x10c/0x190 net/core/filter.c:4088
Code: c7 a0 02 00 00 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 d3 6f 3b fe bb 40 01 00 00 49 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 b5 6f 3b fe 48 8b 1b 48 83 c3 68
RSP: 0018:ffff8881cd9176e0 EFLAGS: 00010206
RAX: 0000000000000028 RBX: 0000000000000140 RCX: ffff8881cd8e9f00
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000
RBP: ffff8881cd917730 R08: ffffffff8334c843 R09: ffff8881cd9177e0
R10: ffffed1039b22efe R11: 0000000000000000 R12: dffffc0000000000
R13: fffffffab615a6ba R14: ffff8881ce0d0012 R15: ffff8881ce0d02a0
FS:  000000000207e880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b8263e3300 CR3: 00000001cea16001 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400