netlink: 'syz-executor.1': attribute type 6 has an invalid length. watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.3:6098] Modules linked in: irq event stamp: 2469519 hardirqs last enabled at (2469518): [<ffffffff8484a78b>] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2469519): [<ffffffff8484914f>] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2413180): [<ffffffff811a977c>] handle_softirqs+0x50c/0x770 softirqs last disabled at (2413203): [<ffffffff811a9b14>] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 6098 Comm: syz-executor.3 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x8/0x20 Code: bf 06 00 00 00 e9 a8 fe ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 0c 24 <40> 0f b6 d6 40 0f b6 f7 bf 01 00 00 00 e9 76 fe ff ff 66 0f 1f 44 RSP: 0018:ffff88806cf09ca8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff845a731f RDX: 0000000000000005 RSI: 0000000000000000 RDI: 000000000000001e RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff0fdddec R10: 000000000000000c R11: ffffffff81520c67 R12: ffff88801a868280 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880153d0e20 FS: 00007ff921d02700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555850ccc18 CR3: 00000000186cc000 CR4: 0000000000350ef0 Call Trace: <IRQ> ieee80211_rx_list+0x51f/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:ffff88800e56f4f0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00000000000c0001 RCX: 00000000000c0002 RDX: ffff88803ae2cc80 RSI: ffffea0000eb8b00 RDI: 0000000000089110 RBP: ffff88800e56f590 R08: 0000000000000001 R09: 00000000000c0001 R10: ffffea0000eb8b00 R11: 0000000000000000 R12: ffffea0000eb8b00 R13: ffff88803ae2c780 R14: 0000000000000000 R15: ffff88800969f3c0 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 __kmalloc_node_noprof+0x36c/0x4a0 __kvmalloc_node_noprof+0x178/0x200 unix_net_init+0x12b/0x350 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 Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff92478cb19 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:00007ff921d02188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007ff92489ff60 RCX: 00007ff92478cb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007ff9247e6f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff9b82f9af R14: 00007ff921d02300 R15: 0000000000022000 </TASK> Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:srso_safe_ret+0x0/0x20 Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 48 b8 <48> 8d 64 24 08 c3 cc cc 0f ae e8 e8 f0 ff ff ff 0f 0b 66 66 2e 0f RSP: 0018:ffff888009607e88 EFLAGS: 00000293 RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffffff8124237d RDX: ffff8880095e3700 RSI: 0000000000000000 RDI: 0000000000000001 RBP: ffff888008cdb2e0 R08: 0000000000000000 R09: ffffed100128ccc0 R10: 0000000000000000 R11: 00000000f5257d14 R12: ffffffff85af1400 R13: ffff8880095e3700 R14: ffff8880095e3700 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1b10035098 CR3: 000000002c326000 CR4: 0000000000350ef0 Call Trace: <NMI> </NMI> <TASK> srso_return_thunk+0x5/0x5f smpboot_thread_fn+0xbd/0x930 kthread+0x2c2/0x3a0 ret_from_fork+0x48/0x80 ret_from_fork_asm+0x1a/0x30 </TASK> ---------------- Code disassembly (best guess): 0: bf 06 00 00 00 mov $0x6,%edi 5: e9 a8 fe ff ff jmpq 0xfffffeb2 a: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 11: 00 12: 90 nop 13: 90 nop 14: 90 nop 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: f3 0f 1e fa endbr64 26: 48 8b 0c 24 mov (%rsp),%rcx * 2a: 40 0f b6 d6 movzbl %sil,%edx <-- trapping instruction 2e: 40 0f b6 f7 movzbl %dil,%esi 32: bf 01 00 00 00 mov $0x1,%edi 37: e9 76 fe ff ff jmpq 0xfffffeb2 3c: 66 data16 3d: 0f .byte 0xf 3e: 1f (bad) 3f: 44 rex.R