------------[ cut here ]------------
WARNING: CPU: 1 PID: 0 at net/ipv4/af_inet.c:157 sk_mem_reclaim include/net/sock.h:1612 [inline]
WARNING: CPU: 1 PID: 0 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x193/0x1c0 net/ipv4/af_inet.c:142
Modules linked in:
CPU: 1 PID: 0 Comm: swapper/1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:inet_sock_destruct+0x193/0x1c0 net/ipv4/af_inet.c:157
Code: 49 8b bc 24 68 02 00 00 e8 4a 5f ee ff 49 8b bc 24 58 02 00 00 5b 41 5c e9 3a 5f ee ff 4c 89 e7 e8 22 86 eb ff e9 72 ff ff ff <0f> 0b eb c5 0f 0b 41 8b 84 24 7c 02 00 00 85 c0 74 9f 0f 0b 41 8b
RSP: 0018:ffffc90000d0ced0 EFLAGS: 00010286
RAX: 0000000080000000 RBX: ffff88810be4c550 RCX: 0000000000000007
RDX: 0000000000000000 RSI: 0000000080000000 RDI: ffff88810be4c550
RBP: ffff88810be4c400 R08: ffff88810be4c67c R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88810be4c400
R13: 0000000000000004 R14: ffff888107e72128 R15: ffff88813bd2e558
FS:  0000000000000000(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000045b000 CR3: 0000000107e12000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __sk_destruct+0x1e/0x210 net/core/sock.c:1961
 sock_put include/net/sock.h:1976 [inline]
 sctp_endpoint_destroy_rcu+0x3e/0x70 net/sctp/endpointola.c:193
 rcu_do_batch kernel/rcu/tree.c:2523 [inline]
 rcu_core+0x2f3/0x850 kernel/rcu/tree.c:2763
 handle_softirqs+0xa4/0x310 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu kernel/softirq.c:659 [inline]
 irq_exit_rcu+0xb8/0x100 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:default_idle+0xb/0x10 arch/x86/kernel/process.c:730
Code: 48 89 c1 fb 0f 01 c9 eb 01 fb 65 48 8b 04 25 00 af 01 00 f0 80 60 02 df c3 66 0f 1f 44 00 00 66 90 0f 00 2d b3 28 42 00 fb f4 <c3> cc cc cc cc 53 48 89 fb e8 47 f3 fe ff 89 c2 48 8b 05 8e 05 28
RSP: 0018:ffffc90000cd7ef0 EFLAGS: 00000246
RAX: 0000000000007b3c RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff8881021f78b8 RSI: ffffffff83777349 RDI: ffffffff835d5246
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000080000 R11: 0000000000000001 R12: ffff888100c7d400
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 default_idle_call+0x48/0x160 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x20e/0x280 kernel/sched/idle.c:306
 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
 secondary_startup_64_no_verify+0xb0/0xbb
 </TASK>
----------------
Code disassembly (best guess):
   0:	48 89 c1             	mov    %rax,%rcx
   3:	fb                   	sti
   4:	0f 01 c9             	mwait  %eax,%ecx
   7:	eb 01                	jmp    0xa
   9:	fb                   	sti
   a:	65 48 8b 04 25 00 af 	mov    %gs:0x1af00,%rax
  11:	01 00
  13:	f0 80 60 02 df       	lock andb $0xdf,0x2(%rax)
  18:	c3                   	ret
  19:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d b3 28 42 00 	verw   0x4228b3(%rip)        # 0x4228db
  28:	fb                   	sti
  29:	f4                   	hlt
* 2a:	c3                   	ret <-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	53                   	push   %rbx
  30:	48 89 fb             	mov    %rdi,%rbx
  33:	e8 47 f3 fe ff       	call   0xfffef37f
  38:	89 c2                	mov    %eax,%edx
  3a:	48                   	rex.W
  3b:	8b                   	.byte 0x8b
  3c:	05                   	.byte 0x5
  3d:	8e                   	.byte 0x8e
  3e:	05                   	.byte 0x5
  3f:	28                   	.byte 0x28