BUG: unable to handle page fault for address: ffffc900405451c8 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 10000067 P4D 10000067 PUD 1c2d9067 PMD 1c2dc067 PTE 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 26402 Comm: syz-executor.5 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+0x1ac/0x260 kernel/bpf/percpu_freelist.c:114 Code: 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 5c 24 10 44 89 64 24 RSP: 0018:ffffc9000910fc30 EFLAGS: 00010246 RAX: ffffc9004033b368 RBX: ffffc900405451c8 RCX: ffffc900135ae000 RDX: 1ffff920080a8a39 RSI: ffffffff8184af34 RDI: 0000000000000005 RBP: ffffe8ffffa46770 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000013b R13: 0000000000004003 R14: dffffc0000000000 R15: ffff88802437a1c0 FS: 00007f19e4d23700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900405451c8 CR3: 0000000076db2000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 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:00007f19e4d22c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045de79 RDX: 0000000000000040 RSI: 00000000200002c0 RDI: 0000000000000000 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffeb864360f R14: 00007f19e4d239c0 R15: 000000000118bf2c Modules linked in: CR2: ffffc900405451c8 ---[ end trace 17f43724f0237663 ]--- RIP: 0010:pcpu_freelist_push_node kernel/bpf/percpu_freelist.c:33 [inline] RIP: 0010:pcpu_freelist_populate+0x1ac/0x260 kernel/bpf/percpu_freelist.c:114 Code: 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 5c 24 10 44 89 64 24 RSP: 0018:ffffc9000910fc30 EFLAGS: 00010246 RAX: ffffc9004033b368 RBX: ffffc900405451c8 RCX: ffffc900135ae000 RDX: 1ffff920080a8a39 RSI: ffffffff8184af34 RDI: 0000000000000005 RBP: ffffe8ffffa46770 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000013b R13: 0000000000004003 R14: dffffc0000000000 R15: ffff88802437a1c0 FS: 00007f19e4d23700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900405451c8 CR3: 0000000076db2000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600