Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.2:7118] Modules linked in: irq event stamp: 6214405 hardirqs last enabled at (6214404): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (6214405): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (6134898): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6134901): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 7118 Comm: syz-executor.2 Not tainted 6.1.0-rc6-next-20221128 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__read_once_word_nocheck+0x3/0x10 Code: e9 8b fd ff ff e8 cd 56 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 0c 6e 2e 03 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff88806ce096a8 EFLAGS: 00000202 RAX: ffffffff8460144a RBX: 0000000000000002 RCX: ffff888046250000 RDX: ffff88804624f501 RSI: ffff88804624f5c0 RDI: ffff88804624f5c0 RBP: ffff88806ce09788 R08: 0000000000000000 R09: ffffffff8645b228 R10: ffff88806ce09ff8 R11: ffff88806ce09770 R12: ffff88806ce09771 R13: ffff88806ce09790 R14: ffff88806ce09730 R15: ffffffff8645b229 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000000e CR3: 00000000366c4000 CR4: 0000000000350ef0 Call Trace: unwind_next_frame+0x967/0x2130 arch_stack_walk+0x87/0xf0 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 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 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:folio_memcg_lock+0x80/0x4a0 Code: 83 c0 38 48 89 c2 48 89 45 c0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 1c 03 00 00 48 8b 45 d0 48 8b 58 38 c3 01 0f 85 93 01 00 00 4c 8b 75 c0 48 c1 e8 03 49 bc 00 00 00 RSP: 0018:ffff88804624f678 EFLAGS: 00000246 RAX: ffffea0000f94200 RBX: 0000000000000000 RCX: 1ffffffff0a54718 RDX: 1ffffd40001f2847 RSI: 0000000000000002 RDI: ffffffff852a38c0 RBP: ffff88804624f6c0 R08: 0000000000000000 R09: ffffffff87628847 R10: fffffbfff0ec5108 R11: 0000000000000001 R12: ffff88800dcb2dd0 R13: ffffea0000f94200 R14: ffffea0000f94230 R15: ffff88804624fad8 page_remove_rmap+0x57/0x620 unmap_page_range+0x1fdf/0x2c10 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f0ef58b5a04 Code: Unable to access opcode bytes at 0x7f0ef58b59da. RSP: 002b:00007f0ef2e78060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: 0000000000000005 RBX: 00007f0ef5a15f60 RCX: 00007f0ef58b5a04 RDX: 0000000000000002 RSI: 00007f0ef2e780f0 RDI: 00000000ffffff9c RBP: 00007f0ef2e780f0 R08: 0000000000000000 R09: 00007f0ef2e77f70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007ffe5371b36f R14: 00007f0ef2e78300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.1.0-rc6-next-20221128 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc80 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 cd 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 ce 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806cf09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff844112bb RDX: fffffbfff0b4814d RSI: 0000000000000004 RDI: ffffffff85a40a60 RBP: ffffffff85a40a60 R08: 0000000000000000 R09: ffffffff85a40a63 R10: fffffbfff0b4814c R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b4814c R14: 0000000000000001 R15: 1ffff1100d9e1346 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005641d6923fb0 CR3: 0000000017866000 CR4: 0000000000350ee0 Call Trace: do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 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:default_idle+0xf/0x20 Code: 5e 01 fe cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 73 8f 41 00 fb f4 70 44 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 RSP: 0018:ffff888008ebfe58 EFLAGS: 00000202 RAX: ffffffff8440ee80 RBX: ffff888008e45040 RCX: ffffffff843ef872 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff88806cf34f03 R10: ffffed100d9e69e0 R11: 0000000000000001 R12: ffffed10011c8a08 R13: ffffffff85d065d0 R14: 0000000000000000 R15: dffffc0000000000 default_idle_call+0x88/0xd0 do_idle+0x3bd/0x530 cpu_startup_entry+0x18/0x20 start_secondary+0x1cc/0x220 secondary_startup_64_no_verify+0xe0/0xeb rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 26565 jiffies s: 829 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 7118 Comm: syz-executor.2 Tainted: G L 6.1.0-rc6-next-20221128 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:rcu_is_watching+0x5a/0xb0 Code: 48 89 f9 48 c1 e9 03 80 3c 11 00 75 62 48 03 1c c5 c0 38 2a 85 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 0f b6 14 02 <48> 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 2a 8b 03 c1 e8 02 RSP: 0018:ffff88806ce08f00 EFLAGS: 00000012 RAX: dffffc0000000000 RBX: ffff88806ce34f00 RCX: 1ffffffff0a54718 RDX: 0000000000000000 RSI: 0000000000010102 RDI: ffffffff852a38c0 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88806ce091c0 R13: ffff888045a02920 R14: ffff88806ce09578 R15: 0000000000000008 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000000e CR3: 0000000005426000 CR4: 0000000000350ef0 Call Trace: rcu_read_lock_held+0x20/0x50 perf_output_begin_forward+0x140/0xb00 perf_event_output_forward+0xf6/0x280 __perf_event_overflow+0x3ed/0x760 perf_swevent_hrtimer+0x361/0x3d0 __hrtimer_run_queues+0x17f/0xba0 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:get_page_from_freelist+0x19f3/0x2da0 Code: 40 28 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 ea 48 c1 ea 03 80 3c 02 00 0f 85 f6 08 00 00 48 8b 44 24 10 48 8b 40 08 01 0f 85 e2 01 00 00 0f 1f 44 00 00 48 8b 44 24 10 be 04 00 00 RSP: 0018:ffff88806ce09620 EFLAGS: 00000246 RAX: dead000000000100 RBX: 0000000000000000 RCX: ffffffff817559ca RDX: 1ffffd400010c071 RSI: ffffea0000860380 RDI: ffffea00008603a8 RBP: ffffea0000860388 R08: 0000000000000000 R09: ffff88807ffdc8df R10: ffffed100fffb91b R11: 0000000000000001 R12: 0000000000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88807ffdc500 __alloc_pages+0x1cb/0x500 alloc_pages+0x1a0/0x260 allocate_slab+0x23d/0x2f0 ___slab_alloc+0x8f5/0x1080 __slab_alloc.constprop.0+0x4d/0x90 kmem_cache_alloc+0x356/0x410 __create_object+0x3d/0xc10 __kmem_cache_alloc_node+0x25b/0x400 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3de/0x1380 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/0xba0 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:folio_memcg_lock+0x80/0x4a0 Code: 83 c0 38 48 89 c2 48 89 45 c0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 1c 03 00 00 48 8b 45 d0 48 8b 58 38 c3 01 0f 85 93 01 00 00 4c 8b 75 c0 48 c1 e8 03 49 bc 00 00 00 RSP: 0018:ffff88804624f678 EFLAGS: 00000246 RAX: ffffea0000f94200 RBX: 0000000000000000 RCX: 1ffffffff0a54718 RDX: 1ffffd40001f2847 RSI: 0000000000000002 RDI: ffffffff852a38c0 RBP: ffff88804624f6c0 R08: 0000000000000000 R09: ffffffff87628847 R10: fffffbfff0ec5108 R11: 0000000000000001 R12: ffff88800dcb2dd0 R13: ffffea0000f94200 R14: ffffea0000f94230 R15: ffff88804624fad8 page_remove_rmap+0x57/0x620 unmap_page_range+0x1fdf/0x2c10 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f0ef58b5a04 Code: Unable to access opcode bytes at 0x7f0ef58b59da. RSP: 002b:00007f0ef2e78060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: 0000000000000005 RBX: 00007f0ef5a15f60 RCX: 00007f0ef58b5a04 RDX: 0000000000000002 RSI: 00007f0ef2e780f0 RDI: 00000000ffffff9c RBP: 00007f0ef2e780f0 R08: 0000000000000000 R09: 00007f0ef2e77f70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007ffe5371b36f R14: 00007f0ef2e78300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: e9 8b fd ff ff jmpq 0xfffffd90 5: e8 cd 56 6a 00 callq 0x6a56d7 a: e9 43 fd ff ff jmpq 0xfffffd52 f: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 16: 00 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 48 8b 07 mov (%rdi),%rax * 2a: e9 0c 6e 2e 03 jmpq 0x32e6e3b <-- trapping instruction 2f: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 36: 00 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop