netlink: 'syz-executor.7': attribute type 6 has an invalid length. watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.2:9092] Modules linked in: irq event stamp: 2900989 hardirqs last enabled at (2900988): [<ffffffff8485078b>] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2900989): [<ffffffff8484f14f>] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2899774): [<ffffffff811a97cc>] handle_softirqs+0x50c/0x770 softirqs last disabled at (2899777): [<ffffffff811a9b64>] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 9092 Comm: syz-executor.2 Not tainted 6.12.0-next-20241126 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:stack_access_ok+0x78/0x1d0 Code: c1 ea 03 80 3c 02 00 0f 85 30 01 00 00 48 8d 7b 10 4c 8b 6b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 17 01 00 00 48 8b 43 10 49 39 ed 77 1a 48 39 e8 76 15 4a 8d RSP: 0018:ffff88806cf08d30 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff88806cf08dd8 RCX: 0000000000000001 RDX: 1ffff1100d9e11bd RSI: ffff888040ad7c58 RDI: ffff88806cf08de8 RBP: ffff888040ad7c58 R08: ffffffff86793470 R09: ffff88806cf08e18 R10: 000000000003c001 R11: 000000000000774c R12: 0000000000000008 R13: ffff888040ad0000 R14: ffff888040ad7c60 R15: ffff88806cf08dd8 FS: 00007f732af14700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f732aed2718 CR3: 000000003f5b4000 CR4: 0000000000350ef0 Call Trace: <IRQ> unwind_next_frame+0xa5c/0x2490 arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 __kmalloc_noprof+0x37e/0x4b0 ieee802_11_parse_elems_full+0xec/0x15a0 ieee80211_inform_bss+0xf7/0x10b0 cfg80211_inform_single_bss_data+0x7fe/0x1c50 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x690 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__slab_free+0x7f/0x310 Code: c1 e8 1f 4d 85 ed 66 89 5c 24 58 41 89 c6 41 0f 94 c2 66 85 db 74 05 45 84 d2 74 05 45 84 f6 74 42 41 8b 7f 08 4c 8b 4c 24 58 <4c> 89 ea 4c 89 e6 4c 8b 44 24 20 e8 91 a0 ff ff 84 c0 74 9d 4c 89 RSP: 0018:ffff888040ad75e0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000100009 RCX: 000000000010000a RDX: ffff888040cb2800 RSI: ffffea0001032c00 RDI: 0000000000089008 RBP: ffff888040ad7680 R08: 0000000000000001 R09: 0000000000100009 R10: ffffea0001032c00 R11: 0000000000000000 R12: ffffea0001032c00 R13: ffff888040cb3000 R14: 0000000000000000 R15: ffff888008c41dc0 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_kmalloc+0x6f/0x90 __kmalloc_node_track_caller_noprof+0x1ef/0x490 kmemdup_noprof+0x2c/0x60 devinet_init_net+0xeb/0x910 ops_init+0x1e1/0x650 setup_net+0x1d7/0x7a0 copy_net_ns+0x2e3/0x6f0 create_new_namespaces+0x3f6/0xaf0 copy_namespaces+0x45c/0x580 copy_process+0x2704/0x8e90 kernel_clone+0xeb/0x850 __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f732d9e0b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f732af14188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f732daf40e0 RCX: 00007f732d9e0b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f732da3af6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffce987de2f R14: 00007f732af14300 R15: 0000000000022000 </TASK> Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: c1 ea 03 shr $0x3,%edx 3: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 7: 0f 85 30 01 00 00 jne 0x13d d: 48 8d 7b 10 lea 0x10(%rbx),%rdi 11: 4c 8b 6b 08 mov 0x8(%rbx),%r13 15: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1c: fc ff df 1f: 48 89 fa mov %rdi,%rdx 22: 48 c1 ea 03 shr $0x3,%rdx 26: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) * 2a: 0f 85 17 01 00 00 jne 0x147 <-- trapping instruction 30: 48 8b 43 10 mov 0x10(%rbx),%rax 34: 49 39 ed cmp %rbp,%r13 37: 77 1a ja 0x53 39: 48 39 e8 cmp %rbp,%rax 3c: 76 15 jbe 0x53 3e: 4a rex.WX 3f: 8d .byte 0x8d