wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.7:3900] Modules linked in: irq event stamp: 3589307 hardirqs last enabled at (3589306): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3589307): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3553438): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3553449): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 3900 Comm: syz-executor.7 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:lock_acquire.part.0+0x10e/0x320 Code: b6 c9 e8 65 a6 ff ff b8 ff ff ff ff 48 83 c4 28 65 0f c1 05 ec 48 d2 7e 83 f8 01 0f 85 aa 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 RSP: 0018:ffff88806ce096d8 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff1100d9c12de RCX: 1ffff1100d9c12c3 RDX: 1ffff11002605827 RSI: 0000000000000001 RDI: 0000000075eab062 RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff0fdddec R10: ffffffff87eeef67 R11: 00000000000c3893 R12: ffffffff85c16180 R13: 0000000000000000 R14: ffff88801302b700 R15: ffff88800cee63c0 FS: 00007fdec4afb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001180 CR3: 000000000d6b8000 CR4: 0000000000350ef0 Call Trace: __is_insn_slot_addr+0x3f/0x290 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_record_aux_stack+0x8c/0xa0 __call_rcu_common.constprop.0+0x6a/0xaa0 kmem_cache_free+0x2ae/0x470 kfree_skbmem+0x18a/0x1f0 consume_skb+0xdd/0x160 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 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+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 14 9a ab ff 4d 85 ed 74 06 e8 8a 62 d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff888040377840 EFLAGS: 00000246 RAX: 00000000003638a7 RBX: ffffea00002c0f80 RCX: 1ffffffff0fdfecf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81849d96 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdddf1 R10: ffffffff87eeef8f R11: 00000000000007e0 R12: ffff88806ce40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88800b03ede0 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 vm_area_alloc+0x20/0x200 __mmap_region+0xd0f/0x22b0 mmap_region+0x248/0x300 do_mmap+0xc2c/0x1000 ioctx_alloc+0x8f9/0x1df0 __x64_sys_io_setup+0xc8/0x1f0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdec7585b19 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:00007fdec4afb188 EFLAGS: 00000246 ORIG_RAX: 00000000000000ce RAX: ffffffffffffffda RBX: 00007fdec7698f60 RCX: 00007fdec7585b19 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000040 RBP: 00007fdec75dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdf4a1cf8f R14: 00007fdec4afb300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 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:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 66 0f 1f 44 00 00 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 32 ed 74 03 48 89 c6 31 d2 bf e0 06 00 00 e8 03 76 RSP: 0018:ffff88806cf09ed0 EFLAGS: 00000017 RAX: 000000a0e7249240 RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 00000000000000a0 RSI: ffff88806cf28300 RDI: 0000000000051c45 RBP: ffff88806cf28300 R08: 0000000000000001 R09: ffff888009615cb8 R10: 00000000000ea107 R11: 000000000002d609 R12: 0000000000051c45 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806cf2ce40 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055bee4f3e238 CR3: 0000000014d66000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xa4/0x140 hrtimer_interrupt+0x3ba/0x830 __sysvec_apic_timer_interrupt+0xc2/0x330 sysvec_apic_timer_interrupt+0x6b/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0x1e/0x30 Code: 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d 29 d0 3d 00 0f 1f 44 00 00 fb f4 e9 7c 2e 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff8880096cfe68 EFLAGS: 00000202 RAX: 000000000010afa7 RBX: 0000000000000001 RCX: ffffffff8484aaf7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff812b0fca RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9e6cba R10: ffff88806cf365d3 R11: 0000000000000000 R12: ffffffff863fa390 R13: 1ffff110012d9fd2 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x6d/0xb0 do_idle+0x2fa/0x3b0 cpu_startup_entry+0x4f/0x60 start_secondary+0x1c1/0x220 common_startup_64+0x12c/0x138 Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci1: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci1: command tx timeout Bluetooth: hci4: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci3: command tx timeout ---------------- Code disassembly (best guess): 0: b6 c9 mov $0xc9,%dh 2: e8 65 a6 ff ff callq 0xffffa66c 7: b8 ff ff ff ff mov $0xffffffff,%eax c: 48 83 c4 28 add $0x28,%rsp 10: 65 0f c1 05 ec 48 d2 xadd %eax,%gs:0x7ed248ec(%rip) # 0x7ed24904 17: 7e 18: 83 f8 01 cmp $0x1,%eax 1b: 0f 85 aa 01 00 00 jne 0x1cb 21: 48 85 ed test %rbp,%rbp 24: 0f 85 9b 01 00 00 jne 0x1c5 * 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 01 c3 add %rax,%rbx 37: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 3e: 48 rex.W 3f: c7 .byte 0xc7