Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.4:4150] Modules linked in: irq event stamp: 9607971 hardirqs last enabled at (9607970): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (9607971): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1106 softirqs last enabled at (9591692): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (9591695): [] asm_call_irq_on_stack+0x12/0x20 CPU: 0 PID: 4150 Comm: syz-executor.4 Not tainted 5.10.233 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:168 [inline] RIP: 0010:unwind_next_frame+0x205/0x1a90 arch/x86/kernel/unwind_orc.c:448 Code: 52 ff 39 d6 0f 83 0f 11 00 00 48 ba 00 00 00 00 00 fc ff df 89 f1 48 8d 3c 8d 68 c5 d6 85 49 89 f8 49 c1 e8 03 45 0f b6 04 10 <48> 89 fa 83 e2 07 83 c2 03 44 38 c2 7c 09 45 84 c0 0f 85 67 12 00 RSP: 0018:ffff88806ce09620 EFLAGS: 00000213 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000969 RDX: dffffc0000000000 RSI: 0000000000000969 RDI: ffffffff85d6eb0c RBP: ffff88806ce0977d R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000032042 R11: 1ffff1100d9c12cc R12: ffff88806ce09790 R13: ffff88806ce09748 R14: 1ffff1100d9c12cc R15: ffffffff810969de FS: 00007fbf2f8c5700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8476d01ff8 CR3: 0000000046ba4000 CR4: 0000000000350ef0 Call Trace: __unwind_start+0x523/0x7e0 arch/x86/kernel/unwind_orc.c:701 unwind_start arch/x86/include/asm/unwind.h:60 [inline] arch_stack_walk+0x5f/0xf0 arch/x86/kernel/stacktrace.c:24 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:48 kasan_set_track mm/kasan/common.c:56 [inline] __kasan_kmalloc.constprop.0+0xc9/0xd0 mm/kasan/common.c:461 slab_post_alloc_hook mm/slab.h:532 [inline] slab_alloc_node mm/slub.c:2896 [inline] kmem_cache_alloc_node+0x14b/0x330 mm/slub.c:2932 __alloc_skb+0x6d/0x5b0 net/core/skbuff.c:200 skb_copy+0x183/0x350 net/core/skbuff.c:1530 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb1d/0x13d0 drivers/net/wireless/mac80211_hwsim.c:1499 mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1716 mac80211_hwsim_beacon_tx+0x494/0x940 drivers/net/wireless/mac80211_hwsim.c:1770 __iterate_interfaces+0x1f0/0x550 net/mac80211/util.c:792 ieee80211_iterate_active_interfaces_atomic+0x71/0x1c0 net/mac80211/util.c:828 mac80211_hwsim_beacon+0xd1/0x1d0 drivers/net/wireless/mac80211_hwsim.c:1793 __run_hrtimer kernel/time/hrtimer.c:1586 [inline] __hrtimer_run_queues+0x632/0xb40 kernel/time/hrtimer.c:1650 hrtimer_run_softirq+0x148/0x310 kernel/time/hrtimer.c:1667 __do_softirq+0x1b8/0x7c9 kernel/softirq.c:298 asm_call_irq_on_stack+0x12/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu kernel/softirq.c:423 [inline] irq_exit_rcu+0x114/0x1b0 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 RIP: 0010:ip6_pkt_drop+0x3b8/0x7c0 net/ipv6/route.c:4420 Code: 00 e8 8c cc d4 fd 0f b6 54 24 0c 4d 89 f1 48 89 ef 45 31 c0 31 c9 be 01 00 00 00 e8 b2 86 06 00 48 89 ef e8 6a cf a7 ff 31 c0 <48> 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 15 54 b4 00 e8 50 cc RSP: 0018:ffff888047557550 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc90003bfd000 RDX: 0000000000040000 RSI: ffffffff836beb96 RDI: ffff88806ce3c128 RBP: ffff88800f2e1280 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88800e130000 R14: ffff88800f2e12a8 R15: 0000607f92e12838 dst_output include/net/dst.h:436 [inline] ip6_local_out+0xb4/0x1a0 net/ipv6/output_core.c:161 ip6_send_skb+0x112/0x460 net/ipv6/ip6_output.c:1939 udp_v6_send_skb+0x7aa/0x15b0 net/ipv6/udp.c:1259 udpv6_sendmsg+0x2116/0x2ad0 net/ipv6/udp.c:1560 inet6_sendmsg+0x105/0x140 net/ipv6/af_inet6.c:661 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0xf2/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fbf32370b19 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:00007fbf2f8c5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fbf32484020 RCX: 00007fbf32370b19 RDX: 0400000000000095 RSI: 0000000020004d00 RDI: 0000000000000003 RBP: 00007fbf323caf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc2579a45f R14: 00007fbf2f8c5300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4142 Comm: syz-executor.5 Not tainted 5.10.233 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:arch_static_branch arch/x86/include/asm/jump_label.h:25 [inline] RIP: 0010:static_key_false include/linux/jump_label.h:200 [inline] RIP: 0010:native_write_msr arch/x86/include/asm/msr.h:162 [inline] RIP: 0010:wrmsrl arch/x86/include/asm/msr.h:281 [inline] RIP: 0010:lapic_next_deadline+0x21/0x50 arch/x86/kernel/apic/apic.c:479 Code: a5 ee ca 02 0f 1f 44 00 00 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 <0f> 1f 44 00 00 31 c0 e9 d3 3c 12 03 48 89 c6 31 d2 bf e0 06 00 00 RSP: 0018:ffff88806cf09840 EFLAGS: 00000016 RAX: 000000a034cbadb0 RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 00000000000000a0 RSI: ffff88806cf27980 RDI: 000000000000015d RBP: ffff88806cf27980 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 000000000000015d R13: 0000000000000000 R14: 7fffffffffffffff R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c000676000 CR3: 00000000182e4000 CR4: 0000000000350ee0 Call Trace: clockevents_program_event+0x244/0x360 kernel/time/clockevents.c:334 tick_program_event+0xa0/0x140 kernel/time/tick-oneshot.c:44 hrtimer_interrupt+0x3e1/0x9b0 kernel/time/hrtimer.c:1725 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline] __sysvec_apic_timer_interrupt+0xfb/0x310 arch/x86/kernel/apic/apic.c:1112 run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:91 [inline] sysvec_apic_timer_interrupt+0x3e/0xa0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 RIP: 0010:cpu_relax arch/x86/include/asm/vdso/processor.h:19 [inline] RIP: 0010:virt_spin_lock arch/x86/include/asm/qspinlock.h:100 [inline] RIP: 0010:queued_spin_lock_slowpath+0x122/0x8c0 kernel/locking/qspinlock.c:326 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 09 07 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e0 8f f8 02 f3 90 73 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e1 00 00 RSP: 0018:ffff88806cf09a38 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffffffff87a06080 RCX: ffffffff8127af67 RDX: fffffbfff0f40c11 RSI: 0000000000000004 RDI: ffffffff87a06080 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff87a06083 R10: fffffbfff0f40c10 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0f40c10 R14: 0000000000000001 R15: 1ffff1100d9e1348 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x1dc/0x260 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] mac80211_hwsim_tx_frame_no_nl.isra.0+0x695/0x13d0 drivers/net/wireless/mac80211_hwsim.c:1450 mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1716 mac80211_hwsim_beacon_tx+0x494/0x940 drivers/net/wireless/mac80211_hwsim.c:1770 __iterate_interfaces+0x1f0/0x550 net/mac80211/util.c:792 ieee80211_iterate_active_interfaces_atomic+0x71/0x1c0 net/mac80211/util.c:828 mac80211_hwsim_beacon+0xd1/0x1d0 drivers/net/wireless/mac80211_hwsim.c:1793 __run_hrtimer kernel/time/hrtimer.c:1586 [inline] __hrtimer_run_queues+0x632/0xb40 kernel/time/hrtimer.c:1650 hrtimer_run_softirq+0x148/0x310 kernel/time/hrtimer.c:1667 __do_softirq+0x1b8/0x7c9 kernel/softirq.c:298 asm_call_irq_on_stack+0x12/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu kernel/softirq.c:423 [inline] irq_exit_rcu+0x114/0x1b0 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 RIP: 0010:lock_acquire+0x1b9/0x470 kernel/locking/lockdep.c:5534 Code: 31 db 7e e8 39 91 ff ff b8 ff ff ff ff 48 83 c4 20 65 0f c1 05 58 31 db 7e 83 f8 01 4c 8b 54 24 08 0f 85 48 02 00 00 41 52 9d <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 RSP: 0018:ffff88800d6b75f8 EFLAGS: 00000246 RAX: 0000000000000001 RBX: 1ffff11001ad6ec1 RCX: 000000006f935260 RDX: 1ffff11008dcf7b8 RSI: e2cac880f9f1263e RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8686a6e7 R10: 0000000000000246 R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff84ff9a20 R15: 0000000000000000 rcu_lock_acquire include/linux/rcupdate.h:303 [inline] rcu_read_lock include/linux/rcupdate.h:717 [inline] lock_page_memcg+0x65/0x270 mm/memcontrol.c:2140 page_remove_rmap+0x21/0x7c0 mm/rmap.c:1328 zap_pte_range mm/memory.c:1287 [inline] zap_pmd_range mm/memory.c:1404 [inline] zap_pud_range mm/memory.c:1433 [inline] zap_p4d_range mm/memory.c:1454 [inline] unmap_page_range+0x110f/0x1fe0 mm/memory.c:1475 unmap_single_vma+0x198/0x300 mm/memory.c:1520 unmap_vmas+0x16d/0x300 mm/memory.c:1552 exit_mmap+0x27f/0x4f0 mm/mmap.c:3253 __mmput kernel/fork.c:1101 [inline] mmput+0xca/0x340 kernel/fork.c:1122 exit_mm kernel/exit.c:536 [inline] do_exit+0xa96/0x2600 kernel/exit.c:847 do_group_exit+0x125/0x310 kernel/exit.c:982 get_signal+0x4bc/0x2350 kernel/signal.c:2762 arch_do_signal_or_restart+0x2b7/0x1990 arch/x86/kernel/signal.c:805 handle_signal_work kernel/entry/common.c:145 [inline] exit_to_user_mode_loop kernel/entry/common.c:169 [inline] exit_to_user_mode_prepare+0x10f/0x190 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x38/0x1d0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc09a52da04 Code: Unable to access opcode bytes at RIP 0x7fc09a52d9da. RSP: 002b:00007fc097af0060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: fffffffffffffffe RBX: 00007fc09a68df60 RCX: 00007fc09a52da04 RDX: 0000000000000002 RSI: 00007fc097af00f0 RDI: 00000000ffffff9c RBP: 00007fc097af00f0 R08: 0000000000000000 R09: 00007fc097aeff70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007ffcecd5f55f R14: 00007fc097af0300 R15: 0000000000022000 kauditd_printk_skb: 43 callbacks suppressed audit: type=1400 audit(1738143060.270:63): avc: denied { relabelto } for pid=4168 comm="syz-executor.6" name="file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.286:64): avc: denied { read } for pid=4168 comm="syz-executor.6" name="file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.286:65): avc: denied { watch watch_reads } for pid=4168 comm="syz-executor.6" path="/syzkaller-testdir349169711/syzkaller.q1a2pr/9/file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.287:66): avc: denied { relabelfrom } for pid=4168 comm="syz-executor.6" name="file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.338:67): avc: denied { getattr } for pid=291 comm="syz-executor.6" path="/syzkaller-testdir349169711/syzkaller.q1a2pr/9/file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.341:68): avc: denied { open } for pid=291 comm="syz-executor.6" path="/syzkaller-testdir349169711/syzkaller.q1a2pr/9/file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 audit: type=1400 audit(1738143060.342:69): avc: denied { rmdir } for pid=291 comm="syz-executor.6" name="file0" dev="sda" ino=15996 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:qemu_device_t:s0 tclass=dir permissive=1 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 39 d6 cmp %edx,%esi 2: 0f 83 0f 11 00 00 jae 0x1117 8: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx f: fc ff df 12: 89 f1 mov %esi,%ecx 14: 48 8d 3c 8d 68 c5 d6 lea -0x7a293a98(,%rcx,4),%rdi 1b: 85 1c: 49 89 f8 mov %rdi,%r8 1f: 49 c1 e8 03 shr $0x3,%r8 23: 45 0f b6 04 10 movzbl (%r8,%rdx,1),%r8d * 28: 48 89 fa mov %rdi,%rdx <-- trapping instruction 2b: 83 e2 07 and $0x7,%edx 2e: 83 c2 03 add $0x3,%edx 31: 44 38 c2 cmp %r8b,%dl 34: 7c 09 jl 0x3f 36: 45 84 c0 test %r8b,%r8b 39: 0f .byte 0xf 3a: 85 67 12 test %esp,0x12(%rdi)