device lo entered promiscuous mode 9pnet: Could not find request transport: rdma 9pnet: Could not find request transport: rdma mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.4:7859] Modules linked in: irq event stamp: 5584181 hardirqs last enabled at (5584180): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (5584181): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (5578392): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (5578395): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 7859 Comm: syz-executor.4 Not tainted 6.2.0-rc1-next-20221226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_acquire.part.0+0x14d/0x340 Code: 87 84 48 83 c4 20 e8 42 cd 12 03 b8 ff ff ff ff 65 0f c1 05 9d a5 d6 7e 83 f8 01 0f 85 9f 01 00 00 48 85 ed 0f 85 90 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:ffff88806ce09658 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff1100d9c12cd RCX: 0000000057d3ceea RDX: 1ffff11008d83483 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 0000000000000200 R08: 0000000000000000 R09: ffffffff876328c7 R10: fffffbfff0ec6518 R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff856085e0 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557df9c410a8 CR3: 000000000ea58000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: __is_insn_slot_addr+0x41/0x250 kernel_text_address+0x5b/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_kmalloc+0x82/0x90 __kmalloc_node_track_caller+0x53/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x1310 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xc70 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:console_flush_all+0x314/0x6a0 Code: ff 44 0f b6 20 44 89 e6 e8 e9 d0 1a 00 45 84 e4 0f 85 7d 02 00 00 e8 0b d5 1a 00 48 8d 7b 58 48 89 f8 48 c1 e8 03 80 3c 28 00 <0f> 85 1d 03 00 00 48 8b 44 24 08 4c 8b 6b 58 48 c1 e8 03 80 3c 28 RSP: 0018:ffff8880479677f0 EFLAGS: 00000246 RAX: 1ffffffff0b13bc7 RBX: ffffffff8589dde0 RCX: 0000000000000000 RDX: ffff888046c19ac0 RSI: ffffffff812e0875 RDI: ffffffff8589de38 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff8589de28 R14: 0000000000000001 R15: 0000000000000004 console_unlock+0xb8/0x200 vprintk_emit+0x1c1/0x560 vprintk+0x88/0xa0 _printk+0xbe/0xf5 mac80211_hwsim_netlink_notify.cold+0x11/0x49 blocking_notifier_call_chain+0x10e/0x190 netlink_release+0xcd5/0x1eb0 __sock_release+0xd2/0x290 sock_close+0x1c/0x30 __fput+0x263/0xa40 task_work_run+0x174/0x280 do_exit+0xaad/0x2760 do_group_exit+0xd4/0x2a0 __x64_sys_exit_group+0x3e/0x50 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7efd66e4cb19 Code: Unable to access opcode bytes at 0x7efd66e4caef. RSP: 002b:00007efd643c0f58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007efd643c10f0 RCX: 00007efd66e4cb19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000043 RBP: 00007efd66ea5ec8 R08: 000000000000001e R09: 00007efd643c10f0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007efd66e96520 R13: 0000000000000016 R14: 00000000000000a8 R15: 0000000000000000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20 Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: command 0x0409 tx timeout Bluetooth: hci5: command 0x041b tx timeout Bluetooth: hci5: command 0x040f tx timeout ---------------- Code disassembly (best guess): 0: 87 84 48 83 c4 20 e8 xchg %eax,-0x17df3b7d(%rax,%rcx,2) 7: 42 cd 12 rex.X int $0x12 a: 03 b8 ff ff ff ff add -0x1(%rax),%edi 10: 65 0f c1 05 9d a5 d6 xadd %eax,%gs:0x7ed6a59d(%rip) # 0x7ed6a5b5 17: 7e 18: 83 f8 01 cmp $0x1,%eax 1b: 0f 85 9f 01 00 00 jne 0x1c0 21: 48 85 ed test %rbp,%rbp 24: 0f 85 90 01 00 00 jne 0x1ba * 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