------------[ cut here ]------------
WARNING: CPU: 1 PID: 25207 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156
Modules linked in:
CPU: 1 UID: 0 PID: 25207 Comm: syz.0.6733 Not tainted 6.16.0-rc6-syzkaller-00135-gcf074eca0065 #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 aa 42 ca f7 90 0f 0b 90 e9 95 fe ff ff e8 9c 42 ca f7 90 0f 0b 90 e9 bb fe ff ff e8 8e 42 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:ffffc90000a08b48 EFLAGS: 00010246
RAX: ffffffff89f5e662 RBX: dffffc0000000000 RCX: ffff88803f253c00
RDX: 0000000000000100 RSI: 0000000000000fff RDI: 0000000000000000
RBP: 0000000000000fff R08: ffff888055feb89f R09: 1ffff1100abfd713
R10: dffffc0000000000 R11: ffffed100abfd714 R12: ffff888055feb600
R13: dffffc0000000000 R14: ffff888055feb884 R15: 1ffff1100abfd6c2
FS: 0000000000000000(0000) GS:ffff888125d23000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efffd983178 CR3: 0000000053d98000 CR4: 00000000003526f0
Call Trace:
__sk_destruct+0x86/0x660 net/core/sock.c:2347
rcu_do_batch kernel/rcu/tree.c:2576 [inline]
rcu_core+0xca8/0x1710 kernel/rcu/tree.c:2832
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:__update_page_owner_free_handle+0x15d/0x470 mm/page_owner.c:-1
Code: 10 44 89 f1 d3 e0 48 98 48 89 44 24 28 45 31 f6 31 ff 8b 34 24 e8 73 9e 94 ff 48 c7 c0 60 1e b2 99 48 c1 e8 03 48 89 44 24 18 <4c> 89 64 24 20 66 83 7c 24 04 1f 0f 87 8e 01 00 00 e8 0d 9a 94 ff
RSP: 0018:ffffc9000ba57290 EFLAGS: 00000a06
RAX: 1ffffffff33643cc RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff88803f253c00 RSI: 0000000003aa0308 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff822b8d9e
R10: 000000000000000f R11: ffffffff81ad0050 R12: 00000000000bfe80
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880206787b0
__reset_page_owner+0x85/0x1f0 mm/page_owner.c:309
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1248 [inline]
free_unref_folios+0xc66/0x14d0 mm/page_alloc.c:2763
folios_put_refs+0x559/0x640 mm/swap.c:992
folio_batch_release include/linux/pagevec.h:101 [inline]
shmem_undo_range+0x49e/0x14b0 mm/shmem.c:1125
shmem_truncate_range mm/shmem.c:1237 [inline]
shmem_evict_inode+0x272/0xa70 mm/shmem.c:1365
evict+0x501/0x9c0 fs/inode.c:810
__dentry_kill+0x209/0x660 fs/dcache.c:669
dput+0x19f/0x2b0 fs/dcache.c:911
__fput+0x68e/0xa70 fs/file_table.c:473
task_work_run+0x1d1/0x260 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x6b5/0x22e0 kernel/exit.c:964
do_group_exit+0x21c/0x2d0 kernel/exit.c:1105
__do_sys_exit_group kernel/exit.c:1116 [inline]
__se_sys_exit_group kernel/exit.c:1114 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1114
x64_sys_call+0x21ba/0x21c0 arch/x86/include/generated/asm/syscalls_64.h:232
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: 0033:0x7f0b3238e9a9
Code: Unable to access opcode bytes at 0x7f0b3238e97f.
RSP: 002b:00007ffe502a49b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b3238e9a9
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe502a4a1c R08: 00000008502a4aaf R09: 00000000000927c0
R10: 0000000000000090 R11: 0000000000000246 R12: 0000000000000033
R13: 00000000000927c0 R14: 00000000000a834f R15: 00007ffe502a4a70
----------------
Code disassembly (best guess):
0: 10 44 89 f1 adc %al,-0xf(%rcx,%rcx,4)
4: d3 e0 shl %cl,%eax
6: 48 98 cltq
8: 48 89 44 24 28 mov %rax,0x28(%rsp)
d: 45 31 f6 xor %r14d,%r14d
10: 31 ff xor %edi,%edi
12: 8b 34 24 mov (%rsp),%esi
15: e8 73 9e 94 ff call 0xff949e8d
1a: 48 c7 c0 60 1e b2 99 mov $0xffffffff99b21e60,%rax
21: 48 c1 e8 03 shr $0x3,%rax
25: 48 89 44 24 18 mov %rax,0x18(%rsp)
* 2a: 4c 89 64 24 20 mov %r12,0x20(%rsp) <-- trapping instruction
2f: 66 83 7c 24 04 1f cmpw $0x1f,0x4(%rsp)
35: 0f 87 8e 01 00 00 ja 0x1c9
3b: e8 0d 9a 94 ff call 0xff949a4d