Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.4:12827] Modules linked in: irq event stamp: 3463593 hardirqs last enabled at (3463592): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3463593): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3454800): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3454819): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 12827 Comm: syz-executor.4 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x2ba/0x2490 Code: 8d bc 3f f0 c3 75 86 48 81 ff ec e7 c1 86 0f 87 a6 13 00 00 44 29 da 48 8d 3c 85 48 01 43 86 4c 89 c6 e8 89 f3 ff ff 48 89 c1 c2 03 00 00 80 3d 04 d9 27 05 00 4d 8d 4f 40 75 3a 48 89 ea c6 RSP: 0018:ffff88806ce08d48 EFLAGS: 00000282 RAX: ffffffff8678c3a8 RBX: 0000000000000002 RCX: ffffffff8678c3a8 RDX: 0000000000000000 RSI: ffffffff8678c366 RDI: ffffffff864500ec RBP: ffff88806ce08e10 R08: ffffffff8678c366 R09: ffff88806ce08df8 R10: 000000000003c001 R11: 0000000000007fe9 R12: ffff88806ce08e18 R13: ffff88806ce08e00 R14: ffff88806ce08df9 R15: ffff88806ce08db8 FS: 00007ff0ddaac700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff2ff47f3a4 CR3: 00000000337ca000 CR4: 0000000000350ef0 Call Trace: 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+0x21ec/0x2cf0 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:_raw_spin_unlock_irqrestore+0x34/0x50 Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 16 a6 ab fc 48 89 ef e8 0e 17 ac fc 80 e7 02 74 06 e8 24 26 d5 fc fb 65 ff 0d a4 54 7f 7b <74> 07 5b 5d e9 b3 1e 00 00 0f 1f 44 00 00 5b 5d e9 a7 1e 00 00 0f RSP: 0018:ffff88803beef748 EFLAGS: 00000246 RAX: 000000000034b761 RBX: 0000000000000246 RCX: 1ffffffff0fdca6c RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8484521c RBP: ffffffff85cfbde0 R08: 0000000000000001 R09: fffffbfff0fda9d9 R10: ffffffff87ed4ecf R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000246 R14: ffffea00003bb6c0 R15: ffff88800eedbf00 delete_object_full+0x46/0x70 kfree+0x28e/0x480 __free_slab+0x100/0x120 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __kernfs_new_node+0xd4/0x850 kernfs_new_node+0x18b/0x250 __kernfs_create_file+0x55/0x360 cgroup_addrm_files+0x51d/0xbe0 css_populate_dir+0x165/0x490 cgroup_apply_control_enable+0x3ae/0xa40 cgroup_mkdir+0x36e/0xfd0 kernfs_iop_mkdir+0x151/0x1e0 vfs_mkdir+0x291/0x4f0 do_mkdirat+0x1a4/0x320 __x64_sys_mkdirat+0x84/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff0e0536b19 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:00007ff0ddaac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007ff0e0649f60 RCX: 00007ff0e0536b19 RDX: 00000000000001ff RSI: 00000000200001c0 RDI: ffffffffffffff9c RBP: 00007ff0e0590f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff979857ff R14: 00007ff0ddaac300 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: 8d bc 3f f0 c3 75 86 lea -0x798a3c10(%rdi,%rdi,1),%edi 7: 48 81 ff ec e7 c1 86 cmp $0xffffffff86c1e7ec,%rdi e: 0f 87 a6 13 00 00 ja 0x13ba 14: 44 29 da sub %r11d,%edx 17: 48 8d 3c 85 48 01 43 lea -0x79bcfeb8(,%rax,4),%rdi 1e: 86 1f: 4c 89 c6 mov %r8,%rsi 22: e8 89 f3 ff ff callq 0xfffff3b0 27: 48 89 c1 mov %rax,%rcx * 2a: e9 c2 03 00 00 jmpq 0x3f1 <-- trapping instruction 2f: 80 3d 04 d9 27 05 00 cmpb $0x0,0x527d904(%rip) # 0x527d93a 36: 4d 8d 4f 40 lea 0x40(%r15),%r9 3a: 75 3a jne 0x76 3c: 48 89 ea mov %rbp,%rdx 3f: c6 .byte 0xc6