Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [syz-executor.5:12283] Modules linked in: irq event stamp: 5989657 hardirqs last enabled at (5989656): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (5989657): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (5976042): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (5976045): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 12283 Comm: syz-executor.5 Not tainted 6.2.0-rc3-next-20230112 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x348/0x2130 Code: 8e c7 15 00 00 41 c6 46 40 01 49 c7 c0 c0 70 4c 85 48 b8 00 00 00 00 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 <4c> 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 e4 14 00 00 41 0f b6 40 RSP: 0018:ffff88806cf09678 EFLAGS: 00000217 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8442057b RDX: 1ffffffff0c8dbd7 RSI: ffffffff8646dea2 RDI: ffffffff86014d24 RBP: ffff88806cf09750 R08: ffffffff8646deba R09: ffffffff8646debe R10: ffff88806cf09ff8 R11: 0000000000038001 R12: ffff88806cf09739 R13: ffff88806cf09758 R14: ffff88806cf096f8 R15: ffffffff8442057b FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31620000 CR3: 000000000c874000 CR4: 0000000000350ee0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc+0x172/0x300 __create_object+0x3d/0xc40 kmem_cache_alloc_node+0x215/0x310 __alloc_skb+0x21a/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d2/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:unmap_page_range+0xfca/0x2ef0 Code: 00 e8 5a f3 db ff 49 89 dc 48 89 dd e8 4f f3 db ff be 08 00 00 00 4c 89 e7 e8 d2 fa 0f 00 48 89 e8 48 c1 e8 03 42 80 3c 38 00 <0f> 85 1b 16 00 00 48 8b 6d 00 31 ff 48 c1 ed 13 83 e5 01 89 ee c1 RSP: 0018:ffff88803ff7f6f8 EFLAGS: 00000246 RAX: 1ffffd40002099b8 RBX: ffffea000104cdc0 RCX: ffffffff816d7ffe RDX: fffff940002099b9 RSI: 0000000000000008 RDI: ffffea000104cdc0 RBP: ffffea000104cdc0 R08: 0000000000000000 R09: ffffea000104cdc7 R10: fffff940002099b8 R11: 0000000000000001 R12: ffffea000104cdc0 R13: 00007ff27809d000 R14: ffff88801e5284e0 R15: dffffc0000000000 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x225/0x370 exit_mmap+0x158/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7ff279f05b19 Code: Unable to access opcode bytes at 0x7ff279f05aef. RSP: 002b:00007ff27747b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039 RAX: fffffffffffffff4 RBX: 00007ff27a018f60 RCX: 00007ff279f05b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ff279f5ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc61dfeb4f R14: 00007ff27747b300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 12285 Comm: syz-executor.2 Not tainted 6.2.0-rc3-next-20230112 #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 0f ae f0 0f ae e8 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 76 81 34 03 48 89 c6 31 d2 bf e0 06 00 00 e8 e3 8b RSP: 0018:ffff88806ce09590 EFLAGS: 00000017 RAX: 00000112b5ef576c RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 0000000000000112 RSI: ffff88806ce28140 RDI: 000000000000030f RBP: ffff88806ce28140 R08: 0000000000000007 R09: 0000000000000000 R10: 00000000000008c2 R11: 0000000000000001 R12: 000000000000030f R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806ce2b8c0 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fec7cb28420 CR3: 00000000069ce000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:core_kernel_text+0x0/0xa0 Code: 03 48 85 c0 74 06 5d e9 b2 da 25 03 48 89 ef 5d e9 b5 d2 18 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 41 54 53 48 89 fb 48 81 ff 00 00 00 81 72 09 48 81 ff RSP: 0018:ffff88806ce09770 EFLAGS: 00000296 RAX: dffffc0000000000 RBX: ffffffff82ff9022 RCX: 0000000000000000 RDX: 1ffff1100d9c1302 RSI: ffff88806ce09cf8 RDI: ffffffff82ff9022 RBP: ffffffff82ff9022 R08: ffffffff86435892 R09: ffffffff86435896 R10: ffffed100d9c1304 R11: ffff88806ce097f8 R12: ffff88806ce09880 R13: 0000000000000000 R14: ffff88803d1b8000 R15: ffffffff834dc736 kernel_text_address+0x11/0xc0 __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+0x7f/0x90 __kmalloc_node_track_caller+0x53/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d2/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:__read_once_word_nocheck+0x3/0x10 Code: e9 8b fd ff ff e8 2d c4 6a 00 e9 43 fd 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 6c e4 31 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff8880452bf470 EFLAGS: 00000202 RAX: 1ffff11008a57fc3 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff8880452bfd01 RSI: ffff8880452bfde8 RDI: ffff8880452bfde8 RBP: ffff8880452bfde8 R08: ffffffff86068d3a R09: ffffffff86068d3e R10: ffffed1008a57eac R11: ffff8880452bf538 R12: ffff8880452bf539 R13: ffff8880452bf558 R14: ffff8880452bf4f8 R15: 0000000000000007 unwind_next_frame+0x14f9/0x2130 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 __call_rcu_common.constprop.0+0x6a/0xa00 kmem_cache_free+0xb9/0x510 unlink_anon_vmas+0x11a/0x720 free_pgtables+0x251/0x420 exit_mmap+0x1b8/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc8ac28db19 Code: Unable to access opcode bytes at 0x7fc8ac28daef. RSP: 002b:00007fc8a9803188 EFLAGS: 00000246 ORIG_RAX: 00000000000000ce RAX: 0000000000000000 RBX: 00007fc8ac3a0f60 RCX: 00007fc8ac28db19 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000009 RBP: 00007fc8ac2e7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcd0b3b15f R14: 00007fc8a9803300 R15: 0000000000022000 ---------------- Code disassembly (best guess), 3 bytes skipped: 0: 00 00 add %al,(%rax) 2: 41 c6 46 40 01 movb $0x1,0x40(%r14) 7: 49 c7 c0 c0 70 4c 85 mov $0xffffffff854c70c0,%r8 e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 15: fc ff df 18: 4d 8d 48 04 lea 0x4(%r8),%r9 1c: 4c 89 ca mov %r9,%rdx 1f: 48 c1 ea 03 shr $0x3,%rdx 23: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax * 27: 4c 89 ca mov %r9,%rdx <-- trapping instruction 2a: 83 e2 07 and $0x7,%edx 2d: 38 d0 cmp %dl,%al 2f: 7f 08 jg 0x39 31: 84 c0 test %al,%al 33: 0f 85 e4 14 00 00 jne 0x151d 39: 41 rex.B 3a: 0f .byte 0xf 3b: b6 40 mov $0x40,%dh