------------[ cut here ]------------
kernel BUG at mm/vmalloc.c:647!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 28979 Comm: syz-executor.2 Not tainted 5.14.0-rc7-next-20210824-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:vmalloc_to_page+0x484/0x500 mm/vmalloc.c:647
Code: ff ff 4d 21 f4 4c 89 e5 49 89 dc 48 c1 ed 0c 41 81 e4 ff 01 00 00 49 01 ec 49 c1 e4 06 49 01 c4 e9 5b fd ff ff e8 3c c4 c5 ff <0f> 0b e8 35 c4 c5 ff 0f 0b 45 31 e4 e9 45 fd ff ff e8 26 c4 c5 ff
RSP: 0018:ffffc90018f0fb00 EFLAGS: 00010046
RAX: 0000000000040000 RBX: ffff8887c0c00707 RCX: ffffc9000dfad000
RDX: 0000000000040000 RSI: ffffffff81b01bf4 RDI: 0000000000000003
RBP: ffffffff8b68e888 R08: 00001ffffffffffe R09: 0000000000000003
R10: ffffffff81b017f6 R11: 000000000000003f R12: ffffbf87c0c00707
R13: 0000000707000707 R14: ffff88823ffe3a08 R15: 0000000000000003
FS:  00007fbf2f286700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005563f81c7180 CR3: 000000007785c000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 pcpu_addr_to_page mm/percpu-vm.c:373 [inline]
 pcpu_chunk_addr_search mm/percpu.c:1625 [inline]
 free_percpu mm/percpu.c:2281 [inline]
 free_percpu+0x16d/0x10b0 mm/percpu.c:2264
 htab_free_elems+0x1c5/0x2a0 kernel/bpf/hashtab.c:269
 prealloc_init kernel/bpf/hashtab.c:361 [inline]
 htab_map_alloc+0xe43/0x1240 kernel/bpf/hashtab.c:538
 find_and_alloc_map kernel/bpf/syscall.c:127 [inline]
 map_create kernel/bpf/syscall.c:844 [inline]
 __sys_bpf+0xbe7/0x5df0 kernel/bpf/syscall.c:4569
 __do_sys_bpf kernel/bpf/syscall.c:4691 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4689 [inline]
 __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:4689
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665e9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbf2f286188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 0000000000000040 RSI: 0000000020000100 RDI: 0000000000000000
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffd861ca1bf R14: 00007fbf2f286300 R15: 0000000000022000
Modules linked in:
---[ end trace 00a8d1219bd8592b ]---
RIP: 0010:vmalloc_to_page+0x484/0x500 mm/vmalloc.c:647
Code: ff ff 4d 21 f4 4c 89 e5 49 89 dc 48 c1 ed 0c 41 81 e4 ff 01 00 00 49 01 ec 49 c1 e4 06 49 01 c4 e9 5b fd ff ff e8 3c c4 c5 ff <0f> 0b e8 35 c4 c5 ff 0f 0b 45 31 e4 e9 45 fd ff ff e8 26 c4 c5 ff
RSP: 0018:ffffc90018f0fb00 EFLAGS: 00010046
RAX: 0000000000040000 RBX: ffff8887c0c00707 RCX: ffffc9000dfad000
RDX: 0000000000040000 RSI: ffffffff81b01bf4 RDI: 0000000000000003
RBP: ffffffff8b68e888 R08: 00001ffffffffffe R09: 0000000000000003
R10: ffffffff81b017f6 R11: 000000000000003f R12: ffffbf87c0c00707
R13: 0000000707000707 R14: ffff88823ffe3a08 R15: 0000000000000003
FS:  00007fbf2f286700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005563f81c7180 CR3: 000000007785c000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400