------------[ cut here ]------------
WARNING: net/ipv4/af_inet.c:156 at inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156, CPU#0: syz.3.412/7622
Modules linked in:
CPU: 0 UID: 0 PID: 7622 Comm: syz.3.412 Not tainted 6.16.0-rc2-next-20250620-syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156
Code: 0f 0b 90 e9 62 fe ff ff e8 6a dc ca f7 90 0f 0b 90 e9 95 fe ff ff e8 5c dc ca f7 90 0f 0b 90 e9 bb fe ff ff e8 4e dc ca f7 90 <0f> 0b 90 e9 e1 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9f fc
RSP: 0018:ffffc90000007b48 EFLAGS: 00010246
RAX: ffffffff89f57c92 RBX: dffffc0000000000 RCX: ffff88802eb4bc00
RDX: 0000000000000100 RSI: 0000000000000fff RDI: 0000000000000000
RBP: 0000000000000fff R08: ffff888034b11d9f R09: 1ffff110069623b3
R10: dffffc0000000000 R11: ffffed10069623b4 R12: ffff888034b11b00
R13: dffffc0000000000 R14: ffff888034b11d84 R15: 1ffff11006962362
FS: 00007f1aec0c56c0(0000) GS:ffff888125c26000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8d2a2a9008 CR3: 00000000483bc000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__sk_destruct+0x86/0x660 net/core/sock.c:2339
rcu_do_batch kernel/rcu/tree.c:2582 [inline]
rcu_core+0xca5/0x1710 kernel/rcu/tree.c:2838
handle_softirqs+0x286/0x870 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:kasan_check_range+0x5/0x2c0 mm/kasan/generic.c:188
Code: b8 8d e8 7e f7 e3 ff 90 0f 0b cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 55 <41> 57 41 56 41 55 41 54 53 b0 01 48 85 f6 0f 84 ba 01 00 00 4c 8d
RSP: 0018:ffffc900054ef478 EFLAGS: 00000246
RAX: 1ffffd40003b82c1 RBX: ffffea0001dc1600 RCX: ffffffff822ccf3d
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffea0001dc1600
RBP: 0000000000000cc0 R08: 0000000000000000 R09: ffffffff822d2b25
R10: dffffc0000000000 R11: fffff940003b82c1 R12: dffffc0000000000
R13: ffffea0001dc1600 R14: ffff88801b6f8d00 R15: ffffea0001dc1608
instrument_atomic_read include/linux/instrumented.h:68 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
folio_test_head include/linux/page-flags.h:867 [inline]
folio_test_large include/linux/page-flags.h:888 [inline]
folio_nr_pages include/linux/mm.h:1995 [inline]
charge_memcg+0x4d/0x180 mm/memcontrol.c:4770
__mem_cgroup_charge+0x25/0x80 mm/memcontrol.c:4787
mem_cgroup_charge include/linux/memcontrol.h:652 [inline]
shmem_alloc_and_add_folio+0x7c1/0xf60 mm/shmem.c:1896
shmem_get_folio_gfp+0x59d/0x1660 mm/shmem.c:2532
shmem_fault+0x179/0x390 mm/shmem.c:2733
__do_fault+0x138/0x390 mm/memory.c:5187
do_read_fault mm/memory.c:5608 [inline]
do_fault mm/memory.c:5742 [inline]
do_pte_missing mm/memory.c:4269 [inline]
handle_pte_fault mm/memory.c:6087 [inline]
__handle_mm_fault+0x37ed/0x5620 mm/memory.c:6230
handle_mm_fault+0x40a/0x8e0 mm/memory.c:6399
faultin_page mm/gup.c:1186 [inline]
__get_user_pages+0x1aef/0x30b0 mm/gup.c:1488
populate_vma_page_range+0x29f/0x3a0 mm/gup.c:1922
__mm_populate+0x24c/0x380 mm/gup.c:2025
mm_populate include/linux/mm.h:3372 [inline]
vm_mmap_pgoff+0x3f0/0x4c0 mm/util.c:584
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1aeb18e929
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:00007f1aec0c5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f1aeb3b5fa0 RCX: 00007f1aeb18e929
RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000200000000000
RBP: 00007f1aeb210b39 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1aeb3b5fa0 R15: 00007ffd98eab6b8
----------------
Code disassembly (best guess):
0: b8 8d e8 7e f7 mov $0xf77ee88d,%eax
5: e3 ff jrcxz 0x6
7: 90 nop
8: 0f 0b ud2
a: cc int3
b: cc int3
c: cc int3
d: cc int3
e: cc int3
f: cc int3
10: cc int3
11: cc int3
12: cc int3
13: cc int3
14: cc int3
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: 90 nop
1a: 90 nop
1b: 90 nop
1c: 90 nop
1d: 90 nop
1e: 90 nop
1f: 90 nop
20: 90 nop
21: 90 nop
22: 90 nop
23: 90 nop
24: 90 nop
25: 66 0f 1f 00 nopw (%rax)
29: 55 push %rbp
* 2a: 41 57 push %r15 <-- trapping instruction
2c: 41 56 push %r14
2e: 41 55 push %r13
30: 41 54 push %r12
32: 53 push %rbx
33: b0 01 mov $0x1,%al
35: 48 85 f6 test %rsi,%rsi
38: 0f 84 ba 01 00 00 je 0x1f8
3e: 4c rex.WR
3f: 8d .byte 0x8d