watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [syz-executor.5:14341] Modules linked in: irq event stamp: 2604615 hardirqs last enabled at (2604614): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2604615): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2575442): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2575451): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 14341 Comm: syz-executor.5 Not tainted 6.13.0-rc2-next-20241212 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__is_insn_slot_addr+0x106/0x290 Code: 39 e5 0f 87 6e 01 00 00 e8 67 77 ff ff 48 89 d8 48 c1 e8 03 42 80 3c 28 00 0f 85 62 01 00 00 48 8b 1b 4c 39 f3 75 92 45 31 e4 45 77 ff ff e8 f0 e1 32 03 31 ff 89 c3 89 c6 e8 65 7a ff ff 85 RSP: 0018:ffff88806ce08e38 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffffffff85c6df08 RCX: ffffffff81727c15 RDX: 1ffffffff0b8dbe1 RSI: ffffffff81727b0d RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000000 R09: fffffbfff0fddddc R10: 0000000000000001 R11: 0000000000000003 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff85c6df08 R15: ffffffff84819b6c FS: 00007fc1e653f700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32c34000 CR3: 00000000395e2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: kernel_text_address+0x48/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_kmalloc+0x7f/0x90 __kmalloc_noprof+0x1f7/0x4b0 ieee802_11_parse_elems_full+0xec/0x15a0 ieee80211_inform_bss+0xf7/0x10b0 cfg80211_inform_single_bss_data+0x7fe/0x1c70 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x6a0 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 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x28/0x160 Code: 90 90 48 8b 07 48 85 c0 0f 84 41 01 00 00 41 57 41 56 41 55 49 89 fd 41 54 49 89 f4 55 53 eb 3e 48 63 95 c0 00 00 00 48 8b 18 <48> 89 ef 48 29 d0 48 89 c6 49 89 c6 e8 77 f0 ff ff 49 89 c7 66 90 RSP: 0018:ffff88803858f9c0 EFLAGS: 00000246 RAX: ffff888039273c40 RBX: ffff888039273c60 RCX: ffffea0000e49cc0 RDX: 0000000000000000 RSI: ffff888008fff280 RDI: 0000000000080000 RBP: ffff888008fff280 R08: ffff88803c3bd500 R09: 0000000000070001 R10: ffffea0000f0ee00 R11: 00000000000007e0 R12: 0000000000000000 R13: ffff88803858f9f8 R14: ffff88803c3bd500 R15: ffff88803c3bd500 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 alloc_empty_file+0x76/0x1e0 path_openat+0xe1/0x2990 do_filp_open+0x1e9/0x450 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc1e8fc9b19 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:00007fc1e653f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fc1e90dcf60 RCX: 00007fc1e8fc9b19 RDX: 00000000000a0200 RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007fc1e9023f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc6eaa06ff R14: 00007fc1e653f300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: 39 e5 cmp %esp,%ebp 2: 0f 87 6e 01 00 00 ja 0x176 8: e8 67 77 ff ff callq 0xffff7774 d: 48 89 d8 mov %rbx,%rax 10: 48 c1 e8 03 shr $0x3,%rax 14: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) 19: 0f 85 62 01 00 00 jne 0x181 1f: 48 8b 1b mov (%rbx),%rbx 22: 4c 39 f3 cmp %r14,%rbx 25: 75 92 jne 0xffffffb9 27: 45 31 e4 xor %r12d,%r12d * 2a: e8 45 77 ff ff callq 0xffff7774 <-- trapping instruction 2f: e8 f0 e1 32 03 callq 0x332e224 34: 31 ff xor %edi,%edi 36: 89 c3 mov %eax,%ebx 38: 89 c6 mov %eax,%esi 3a: e8 65 7a ff ff callq 0xffff7aa4 3f: 85 .byte 0x85