RAX: ffffffffffffffda RBX: 00007f1d17d99080 RCX: 00007f1d17b7fde9
RDX: 0000000000000048 RSI: 0000400000000200 RDI: 0000000000000000
RBP: 00007f1d17c012a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1d17d99080 R15: 00007ffca81cf5a8
---[ end trace 45ad09270ae2b7c0 ]---
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: 4506 Comm: syz.3.1119 Tainted: G        W         5.4.289-syzkaller-00011-g39762b7a60e9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:pcpu_get_page_chunk mm/percpu.c:253 [inline]
RIP: 0010:pcpu_chunk_addr_search mm/percpu.c:1568 [inline]
RIP: 0010:free_percpu+0x26d/0x910 mm/percpu.c:1972
Code: e8 03 42 80 3c 30 00 74 08 48 89 df e8 8c d5 0c 00 48 8b 3b 48 01 ef e8 61 63 07 00 48 89 c3 48 83 c3 20 48 89 d8 48 c1 e8 03 <42> 80 3c 30 00 74 08 48 89 df e8 64 d5 0c 00 4c 8b 23 4d 8d 7c 24
RSP: 0018:ffff8881e3377868 EFLAGS: 00010002
RAX: 0000000000000004 RBX: 0000000000000020 RCX: 0000000000080000
RDX: ffffc90007556000 RSI: 0000000000054f91 RDI: 0000000000054f92
RBP: ffff88817ad3ece0 R08: ffffffff818ec3e6 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88823fe9f5c0
R13: ffffffff83f3ece0 R14: dffffc0000000000 R15: ffff88817ad3ece0
FS:  00007f1d161c96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001d97c5000 CR4: 00000000003406a0
DR0: 0000400000000300 DR1: 0000400000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 dev_map_free+0x2db/0x630 kernel/bpf/devmap.c:241
 map_create kernel/bpf/syscall.c:639 [inline]
 __do_sys_bpf kernel/bpf/syscall.c:2873 [inline]
 __se_sys_bpf+0x33f2/0xbcb0 kernel/bpf/syscall.c:2849
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f1d17b7fde9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d161c9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f1d17d99080 RCX: 00007f1d17b7fde9
RDX: 0000000000000048 RSI: 0000400000000200 RDI: 0000000000000000
RBP: 00007f1d17c012a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1d17d99080 R15: 00007ffca81cf5a8
Modules linked in:
---[ end trace 45ad09270ae2b7c1 ]---
RIP: 0010:pcpu_get_page_chunk mm/percpu.c:253 [inline]
RIP: 0010:pcpu_chunk_addr_search mm/percpu.c:1568 [inline]
RIP: 0010:free_percpu+0x26d/0x910 mm/percpu.c:1972
Code: e8 03 42 80 3c 30 00 74 08 48 89 df e8 8c d5 0c 00 48 8b 3b 48 01 ef e8 61 63 07 00 48 89 c3 48 83 c3 20 48 89 d8 48 c1 e8 03 <42> 80 3c 30 00 74 08 48 89 df e8 64 d5 0c 00 4c 8b 23 4d 8d 7c 24
RSP: 0018:ffff8881e3377868 EFLAGS: 00010002
RAX: 0000000000000004 RBX: 0000000000000020 RCX: 0000000000080000
RDX: ffffc90007556000 RSI: 0000000000054f91 RDI: 0000000000054f92
RBP: ffff88817ad3ece0 R08: ffffffff818ec3e6 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88823fe9f5c0
R13: ffffffff83f3ece0 R14: dffffc0000000000 R15: ffff88817ad3ece0
FS:  00007f1d161c96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001d97c5000 CR4: 00000000003406a0
DR0: 0000400000000300 DR1: 0000400000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
----------------
Code disassembly (best guess):
   0:	e8 03 42 80 3c       	call   0x3c804208
   5:	30 00                	xor    %al,(%rax)
   7:	74 08                	je     0x11
   9:	48 89 df             	mov    %rbx,%rdi
   c:	e8 8c d5 0c 00       	call   0xcd59d
  11:	48 8b 3b             	mov    (%rbx),%rdi
  14:	48 01 ef             	add    %rbp,%rdi
  17:	e8 61 63 07 00       	call   0x7637d
  1c:	48 89 c3             	mov    %rax,%rbx
  1f:	48 83 c3 20          	add    $0x20,%rbx
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 30 00       	cmpb   $0x0,(%rax,%r14,1) <-- trapping instruction
  2f:	74 08                	je     0x39
  31:	48 89 df             	mov    %rbx,%rdi
  34:	e8 64 d5 0c 00       	call   0xcd59d
  39:	4c 8b 23             	mov    (%rbx),%r12
  3c:	4d                   	rex.WRB
  3d:	8d                   	.byte 0x8d
  3e:	7c 24                	jl     0x64