Bluetooth: hci3: command 0x0c1a tx timeout Bluetooth: hci4: command 0x0c1a tx timeout Bluetooth: hci5: command 0x0c1a tx timeout Bluetooth: hci7: command 0x0c1a tx timeout Bluetooth: hci6: command 0x0c1a tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [syz-executor.4:7059] Modules linked in: irq event stamp: 2296423 hardirqs last enabled at (2296422): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2296423): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2274186): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2274189): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 7059 Comm: syz-executor.4 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:__kernel_text_address+0x2c/0x40 Code: 1f 00 53 48 89 fb e8 23 ff ff ff 85 c0 75 1b 48 81 fb 00 b0 d5 86 72 0c 31 c0 48 81 fb 7a ac eb 86 0f 92 c0 5b e9 b4 cc 64 03 01 00 00 00 5b e9 a9 cc 64 03 66 0f 1f 84 00 00 00 00 00 90 90 RSP: 0018:ffff88806ce09620 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffffffff818bbc24 RCX: ffffffff867d3c01 RDX: 1ffff1100d9c12d4 RSI: 0000000000000000 RDI: ffffffff818bbc24 RBP: ffff88806ce096a0 R08: ffffffff867d3cda R09: ffff88806ce09688 R10: 000000000003c001 R11: 0000000000012349 R12: ffff88806ce09710 R13: 0000000000000000 R14: ffff88800bb6d280 R15: 0000000000000820 FS: 00007f8cae8e3700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555580221098 CR3: 000000000a958000 CR4: 0000000000350ef0 Call Trace: 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_slab_alloc+0x59/0x70 kmem_cache_alloc_node_noprof+0x14c/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+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:__read_once_word_nocheck+0x3/0x10 Code: e9 c0 fc ff ff e8 8d 5a 77 00 e9 79 fc 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 48 8b 07 68 52 72 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff88804089f160 EFLAGS: 00000202 RAX: ffffffff84a00130 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff88804089ff01 RSI: ffff88804089ff50 RDI: ffff88804089ff50 RBP: ffff88804089f230 R08: ffffffff86bf02e4 R09: ffff88804089f218 R10: 000000000003c001 R11: 00000000000c19a4 R12: ffff88804089f238 R13: ffff88804089f220 R14: ffff88804089ff58 R15: ffff88804089f1d8 unwind_next_frame+0xa75/0x2490 arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 kasan_save_free_info+0x3a/0x60 __kasan_slab_free+0x38/0x50 kfree+0x132/0x480 __free_slab+0x10d/0x130 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_kmalloc+0x6f/0x90 __kmalloc_noprof+0x1f7/0x4b0 fib_default_rule_add+0x4d/0x3d0 fib4_rules_init+0xaa/0x1c0 fib_net_init+0x199/0x380 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 __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8cb138eb19 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:00007f8cae8e3188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f8cb14a2020 RCX: 00007f8cb138eb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f8cb13e8f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc595a109f R14: 00007f8cae8e3300 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:queued_spin_lock_slowpath+0x242/0xb60 Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 85 08 00 00 b8 01 00 00 00 66 89 45 00 e9 bf fe ff ff 89 44 24 38 f3 90 5b fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 RSP: 0018:ffff88806cf099e0 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8486d2bf RDX: fffffbfff0c1b869 RSI: 0000000000000004 RDI: ffffffff860dc340 RBP: ffffffff860dc340 R08: 0000000000000000 R09: fffffbfff0c1b868 R10: ffffffff860dc343 R11: 5050505000000011 R12: 1ffff1100d9e133d R13: 0000000000000003 R14: fffffbfff0c1b868 R15: ffff88806cf09a18 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5d6580ff20 CR3: 0000000016170000 CR4: 0000000000350ef0 Call Trace: do_raw_spin_lock+0x1de/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6d1/0x1320 mac80211_hwsim_tx_frame+0x1ee/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: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: 00000000000e0cd5 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 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 00 53 48 add %dl,0x48(%rbx) 3: 89 fb mov %edi,%ebx 5: e8 23 ff ff ff callq 0xffffff2d a: 85 c0 test %eax,%eax c: 75 1b jne 0x29 e: 48 81 fb 00 b0 d5 86 cmp $0xffffffff86d5b000,%rbx 15: 72 0c jb 0x23 17: 31 c0 xor %eax,%eax 19: 48 81 fb 7a ac eb 86 cmp $0xffffffff86ebac7a,%rbx 20: 0f 92 c0 setb %al 23: 5b pop %rbx 24: e9 b4 cc 64 03 jmpq 0x364ccdd * 29: b8 01 00 00 00 mov $0x1,%eax <-- trapping instruction 2e: 5b pop %rbx 2f: e9 a9 cc 64 03 jmpq 0x364ccdd 34: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3b: 00 00 3d: 90 nop 3e: 90 nop