BUG: unable to handle page fault for address: fffff520048d506d
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 23fff2067 P4D 23fff2067 PUD 101a4067 PMD 64402067 PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3325 Comm: syz-executor.0 Not tainted 5.10.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:pcpu_freelist_push_node kernel/bpf/percpu_freelist.c:33 [inline]
RIP: 0010:pcpu_freelist_populate+0x1a5/0x260 kernel/bpf/percpu_freelist.c:114
Code: 85 8f 00 00 00 48 8b 04 24 48 03 2c c5 c0 16 e4 8a 48 89 e8 48 c1 e8 03 42 80 3c 30 00 75 6b 48 89 da 48 8b 45 00 48 c1 ea 03 <42> 80 3c 32 00 75 45 48 89 03 44 89 ee 44 89 e7 48 89 5d 00 48 03
RSP: 0018:ffffc90003507c30 EFLAGS: 00010a02
RAX: ffffc900246682b8 RBX: ffffc900246a8368 RCX: ffffc90001e41000
RDX: 1ffff920048d506d RSI: ffffffff8184af34 RDI: 0000000000000005
RBP: ffffe8ffffc91c78 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000163
R13: 0000000000080002 R14: dffffc0000000000 R15: ffff888013fba1c0
FS:  00007f0299131700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffff520048d506d CR3: 000000001626a000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 prealloc_init kernel/bpf/hashtab.c:323 [inline]
 htab_map_alloc+0x981/0x1230 kernel/bpf/hashtab.c:507
 find_and_alloc_map kernel/bpf/syscall.c:123 [inline]
 map_create kernel/bpf/syscall.c:829 [inline]
 __do_sys_bpf+0xa81/0x5170 kernel/bpf/syscall.c:4374
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45de79
Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f0299130c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045de79
RDX: 0000000000000040 RSI: 0000000020000040 RDI: 0000000000000000
RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c
R13: 00007ffdb8704f9f R14: 00007f02991319c0 R15: 000000000118bf2c
Modules linked in:
CR2: fffff520048d506d
---[ end trace 72692f6d3131bdd5 ]---
RIP: 0010:pcpu_freelist_push_node kernel/bpf/percpu_freelist.c:33 [inline]
RIP: 0010:pcpu_freelist_populate+0x1a5/0x260 kernel/bpf/percpu_freelist.c:114
Code: 85 8f 00 00 00 48 8b 04 24 48 03 2c c5 c0 16 e4 8a 48 89 e8 48 c1 e8 03 42 80 3c 30 00 75 6b 48 89 da 48 8b 45 00 48 c1 ea 03 <42> 80 3c 32 00 75 45 48 89 03 44 89 ee 44 89 e7 48 89 5d 00 48 03
RSP: 0018:ffffc90003507c30 EFLAGS: 00010a02
RAX: ffffc900246682b8 RBX: ffffc900246a8368 RCX: ffffc90001e41000
RDX: 1ffff920048d506d RSI: ffffffff8184af34 RDI: 0000000000000005
RBP: ffffe8ffffc91c78 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000163
R13: 0000000000080002 R14: dffffc0000000000 R15: ffff888013fba1c0
FS:  00007f0299131700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffff520048d506d CR3: 000000001626a000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600