------------[ cut here ]------------
WARNING: CPU: 0 PID: 5858 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156
Modules linked in:
CPU: 0 UID: 0 PID: 5858 Comm: syz-executor Not tainted 6.16.0-rc7-syzkaller-01993-ge3f96b3556e4 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:inet_sock_destruct+0x623/0x730 net/ipv4/af_inet.c:156
Code: 0f 0b 90 e9 62 fe ff ff e8 ea 29 c9 f7 90 0f 0b 90 e9 95 fe ff ff e8 dc 29 c9 f7 90 0f 0b 90 e9 bb fe ff ff e8 ce 29 c9 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: ffffffff89f6fe62 RBX: dffffc0000000000 RCX: ffff88802efcda00
RDX: 0000000000000100 RSI: 0000000000000fff RDI: 0000000000000000
RBP: 0000000000000fff R08: ffff88807a47611f R09: 1ffff1100f48ec23
R10: dffffc0000000000 R11: ffffed100f48ec24 R12: ffff88807a475e80
R13: dffffc0000000000 R14: ffff88807a476104 R15: 1ffff1100f48ebd2
FS: 0000555569052500(0000) GS:ffff888125c23000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556906d5c8 CR3: 000000007749a000 CR4: 00000000003526f0
Call Trace:
__sk_destruct+0x89/0x660 net/core/sock.c:2339
rcu_do_batch kernel/rcu/tree.c:2576 [inline]
rcu_core+0xca5/0x1710 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:__orc_find arch/x86/kernel/unwind_orc.c:99 [inline]
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline]
RIP: 0010:unwind_next_frame+0x1334/0x2390 arch/x86/kernel/unwind_orc.c:494
Code: 0f b6 04 08 84 c0 75 27 49 63 07 4c 01 f8 49 8d 4f 04 4c 39 e0 48 0f 46 e9 49 8d 47 fc 48 0f 47 d8 4d 0f 46 ef 48 39 dd 76 a2 7b ef ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 7c cc 4c 89 ff 48
RSP: 0018:ffffc900043df458 EFLAGS: 00000212
RAX: ffffffff8fd75f18 RBX: ffffffff8fd75f1c RCX: ffffffff8fd75f20
RDX: ffffffff8fd75f1c RSI: ffffffff9063f132 RDI: ffffffff8be28ca0
RBP: ffffffff8fd75f20 R08: 0000000000000001 R09: ffffffff8172aae5
R10: ffffc900043df578 R11: ffffffff81acfe40 R12: ffffffff84779222
R13: ffffffff8fd75f1c R14: ffffc900043df528 R15: ffffffff8fd75f1c
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:68
kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x62/0x70 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2381 [inline]
slab_free mm/slub.c:4643 [inline]
kfree+0x18e/0x440 mm/slub.c:4842
tomoyo_realpath_from_path+0x598/0x5d0 security/tomoyo/realpath.c:286
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x213/0x4b0 security/tomoyo/file.c:822
security_inode_getattr+0x12f/0x330 security/security.c:2377
vfs_getattr fs/stat.c:259 [inline]
vfs_statx_path fs/stat.c:299 [inline]
vfs_statx+0x18e/0x550 fs/stat.c:356
vfs_fstatat+0x118/0x170 fs/stat.c:375
__do_sys_newfstatat fs/stat.c:542 [inline]
__se_sys_newfstatat fs/stat.c:536 [inline]
__x64_sys_newfstatat+0x116/0x190 fs/stat.c:536
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: 0033:0x7f3560b8d1ba
Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 0b 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 90 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 a8 ff ff ff f7
RSP: 002b:00007fff3e448fa8 EFLAGS: 00000286 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3560b8d1ba
RDX: 00007fff3e448fd0 RSI: 00007fff3e449060 RDI: 00000000ffffff9c
RBP: 00007fff3e449060 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000286 R12: 00007fff3e44a0f0
R13: 00007f3560c10b55 R14: 000000000004564c R15: 00007fff3e44a130
----------------
Code disassembly (best guess):
0: 0f b6 04 08 movzbl (%rax,%rcx,1),%eax
4: 84 c0 test %al,%al
6: 75 27 jne 0x2f
8: 49 63 07 movslq (%r15),%rax
b: 4c 01 f8 add %r15,%rax
e: 49 8d 4f 04 lea 0x4(%r15),%rcx
12: 4c 39 e0 cmp %r12,%rax
15: 48 0f 46 e9 cmovbe %rcx,%rbp
19: 49 8d 47 fc lea -0x4(%r15),%rax
1d: 48 0f 47 d8 cmova %rax,%rbx
21: 4d 0f 46 ef cmovbe %r15,%r13
25: 48 39 dd cmp %rbx,%rbp
28: 76 a2 jbe 0xffffffcc
* 2a: e9 7b ef ff ff jmp 0xffffefaa <-- trapping instruction
2f: 44 89 f9 mov %r15d,%ecx
32: 80 e1 07 and $0x7,%cl
35: 80 c1 03 add $0x3,%cl
38: 38 c1 cmp %al,%cl
3a: 7c cc jl 0x8
3c: 4c 89 ff mov %r15,%rdi
3f: 48 rex.W