Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.2:5329] Modules linked in: irq event stamp: 3523079 hardirqs last enabled at (3523078): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3523079): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3493026): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3493049): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 5329 Comm: syz-executor.2 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:__raw_spin_lock_init+0x3a/0x110 Code: 89 f5 be 40 00 00 00 53 48 89 fb e8 00 eb fe ff 4c 89 e2 48 8d 7b 18 45 31 c9 6a 00 45 0f b6 c5 31 c9 48 89 ee e8 76 bb ff ff <48> 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 5a RSP: 0018:ffff88806ce09960 EFLAGS: 00000286 RAX: 0000000000000003 RBX: ffff88800bcf6940 RCX: 1ffffffff0c7e697 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff882938e0 RBP: ffffffff8576a560 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 00000000000c2f81 R12: ffffffff882938e0 R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000820 FS: 00007fe124c3b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555585bb8c58 CR3: 000000000eff6000 CR4: 0000000000350ef0 Call Trace: __alloc_object+0x88/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_node_noprof+0x311/0x3e0 __alloc_skb+0x2ad/0x370 skb_copy+0x1d5/0x3b0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xafb/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2cb/0x5d0 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 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 e7 f0 ff ff 49 89 c7 66 90 RSP: 0018:ffff88803fac75a0 EFLAGS: 00000246 RAX: ffff88803f1e04a0 RBX: ffff888015b895c8 RCX: ffffea0000fc7800 RDX: 0000000000000000 RSI: ffff888008c4f780 RDI: 0000000000080000 RBP: ffff888008c4f780 R08: ffff88803f1e05c8 R09: 00000000000d0009 R10: ffffea0000fc7800 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88803fac75d8 R14: ffff88803f1e05c8 R15: ffff88803f1e05c8 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 kmalloc_array_noprof+0x42/0x70 ext4_find_extent+0x6fe/0x9b0 ext4_ext_map_blocks+0x1cc/0x5ac0 ext4_map_query_blocks+0x82/0x2d0 ext4_map_blocks+0x282/0x14d0 ext4_append+0x1b7/0x540 ext4_init_new_dir+0x262/0x4c0 ext4_mkdir+0x3d2/0xb30 vfs_mkdir+0x291/0x4f0 do_mkdirat+0x1a4/0x320 __x64_sys_mkdir+0xf3/0x140 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1276c4c27 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 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:00007fe124c3afa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe1276c4c27 RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000000020000100 RBP: 00007fe124c3b040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000020000100 R14: 00007fe124c3b000 R15: 0000000000000000 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: 89 f5 mov %esi,%ebp 2: be 40 00 00 00 mov $0x40,%esi 7: 53 push %rbx 8: 48 89 fb mov %rdi,%rbx b: e8 00 eb fe ff callq 0xfffeeb10 10: 4c 89 e2 mov %r12,%rdx 13: 48 8d 7b 18 lea 0x18(%rbx),%rdi 17: 45 31 c9 xor %r9d,%r9d 1a: 6a 00 pushq $0x0 1c: 45 0f b6 c5 movzbl %r13b,%r8d 20: 31 c9 xor %ecx,%ecx 22: 48 89 ee mov %rbp,%rsi 25: e8 76 bb ff ff callq 0xffffbba0 * 2a: 48 89 da mov %rbx,%rdx <-- trapping instruction 2d: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 34: fc ff df 37: 48 c1 ea 03 shr $0x3,%rdx 3b: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax 3f: 5a pop %rdx