Oops: general protection fault, probably for non-canonical address 0xfbd5a5d5a0000001: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: maybe wild-memory-access in range [0xdead4ead00000008-0xdead4ead0000000f]
CPU: 0 UID: 0 PID: 7555 Comm: syz.1.565 Not tainted 6.11.0-rc1-syzkaller-00043-g94ede2a3e913 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:__list_del include/linux/list.h:195 [inline]
RIP: 0010:__list_del_clearprev include/linux/list.h:209 [inline]
RIP: 0010:__dev_flush+0x114/0x1e0 kernel/bpf/devmap.c:428
Code: 4c 8b b3 80 00 00 00 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 9c 00 00 00 49 8d 7e 08 4c 8b ab 88 00 00 00 48 89 f8 48 c1 e8 03 <80> 3c 28 00 75 7a 4c 89 e8 4d 89 6e 08 48 c1 e8 03 80 3c 28 00 75
RSP: 0018:ffffc90000007c80 EFLAGS: 00010a02
RAX: 1bd5a9d5a0000001 RBX: ffff8880b9244d00 RCX: ffffffff81af9f2f
RDX: ffff888022f2bc00 RSI: fffff52000000f71 RDI: dead4ead00000009
RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: dead4eacffffff81
R13: 0000000000000000 R14: dead4ead00000001 R15: ffffc9000327fa68
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc05854e40 CR3: 00000000792a2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
xdp_do_check_flushed+0x40a/0x4e0 net/core/filter.c:4307
__napi_poll.constprop.0+0xd1/0x550 net/core/dev.c:6774
napi_poll net/core/dev.c:6840 [inline]
net_rx_action+0xa92/0x1010 net/core/dev.c:6962
handle_softirqs+0x216/0x8f0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:637 [inline]
irq_exit_rcu+0xbb/0x120 kernel/softirq.c:649
common_interrupt+0xb0/0xd0 arch/x86/kernel/irq.c:278
asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c6 31 54 f6 48 89 df e8 de ae 54 f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 35 25 46 f6 65 8b 05 d6 a6 ef 74 85 c0 74 16 5b
RSP: 0018:ffffc9000327fa68 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffff88813fffad40 RCX: 1ffffffff28c5550
RDX: 0000000000000000 RSI: ffffffff8b4cc580 RDI: ffffffff8bb08c00
RBP: 0000000000000246 R08: 0000000000000001 R09: fffffbfff28c50d8
R10: ffffffff946286c7 R11: dffffc0000000000 R12: ffff88813fffa740
R13: 000000000000003f R14: ffff88813fffad38 R15: ffff8880b9244dc0
free_unref_page_commit+0x515/0xfe0 mm/page_alloc.c:2587
free_unref_page+0x74d/0xe40 mm/page_alloc.c:2635
__folio_put+0x31c/0x3e0 mm/swap.c:128
folio_put include/linux/mm.h:1486 [inline]
put_page include/linux/mm.h:1558 [inline]
do_exit+0x2453/0x2bb0 kernel/exit.c:921
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
get_signal+0x25fd/0x2770 kernel/signal.c:2917
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x150/0x2a0 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1820d77299
Code: Unable to access opcode bytes at 0x7f1820d7726f.
RSP: 002b:00007f18207ff0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f1820f05f88 RCX: 00007f1820d77299
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1820f05f88
RBP: 00007f1820f05f80 R08: 00007f18207ff6c0 R09: 00007f18207ff6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1820f05f8c
R13: 000000000000000b R14: 00007fffa7691c50 R15: 00007fffa7691d38
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del include/linux/list.h:195 [inline]
RIP: 0010:__list_del_clearprev include/linux/list.h:209 [inline]
RIP: 0010:__dev_flush+0x114/0x1e0 kernel/bpf/devmap.c:428
Code: 4c 8b b3 80 00 00 00 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 9c 00 00 00 49 8d 7e 08 4c 8b ab 88 00 00 00 48 89 f8 48 c1 e8 03 <80> 3c 28 00 75 7a 4c 89 e8 4d 89 6e 08 48 c1 e8 03 80 3c 28 00 75
RSP: 0018:ffffc90000007c80 EFLAGS: 00010a02
RAX: 1bd5a9d5a0000001 RBX: ffff8880b9244d00 RCX: ffffffff81af9f2f
RDX: ffff888022f2bc00 RSI: fffff52000000f71 RDI: dead4ead00000009
RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: dead4eacffffff81
R13: 0000000000000000 R14: dead4ead00000001 R15: ffffc9000327fa68
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc05854e40 CR3: 00000000792a2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 4c 8b b3 80 00 00 00 mov 0x80(%rbx),%r14
7: 48 89 f8 mov %rdi,%rax
a: 48 c1 e8 03 shr $0x3,%rax
e: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1)
12: 0f 85 9c 00 00 00 jne 0xb4
18: 49 8d 7e 08 lea 0x8(%r14),%rdi
1c: 4c 8b ab 88 00 00 00 mov 0x88(%rbx),%r13
23: 48 89 f8 mov %rdi,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1) <-- trapping instruction
2e: 75 7a jne 0xaa
30: 4c 89 e8 mov %r13,%rax
33: 4d 89 6e 08 mov %r13,0x8(%r14)
37: 48 c1 e8 03 shr $0x3,%rax
3b: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1)
3f: 75 .byte 0x75