Bluetooth: hci5: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 21s! [syz-executor.6:4996] Modules linked in: irq event stamp: 3805851 hardirqs last enabled at (3805850): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (3805851): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (3704290): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (3704293): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 4996 Comm: syz-executor.6 Not tainted 6.1.0-next-20221219 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mac80211_hwsim_beacon_tx+0x5c4/0xab0 Code: 08 00 0f 85 a5 03 00 00 49 8b 55 00 48 89 ee 48 89 df e8 ff ed ff ff e8 fa 3e 4b fe 4c 89 e6 48 89 df e8 cf 7b 10 01 48 89 c5 <48> 85 c0 0f 84 a1 00 00 00 e8 de 3e 4b fe 48 8b 04 24 80 38 00 0f RSP: 0018:ffff88806cf09d28 EFLAGS: 00000286 RAX: 0000000000000000 RBX: ffff88800ee80de0 RCX: ffff88806cf09b28 RDX: 1ffff11002b5bb32 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888044f0a2e8 R13: ffff88800d5a5758 R14: ffff888044f0a340 R15: 0000000000000001 FS: 00007fe25a8e2700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c725000 CR3: 00000000181b4000 CR4: 0000000000350ee0 Call Trace: __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:memcmp+0x6c/0x1d0 Code: e5 eb 15 48 83 c5 01 4b 8d 04 2c 48 83 c3 01 48 39 c5 0f 84 22 01 00 00 48 89 e8 48 89 ea 48 c1 e8 03 83 e2 07 42 0f b6 04 30 <38> d0 7f 08 84 c0 0f 85 2c 01 00 00 48 89 da 48 89 d9 0f b6 45 00 RSP: 0018:ffff888045e475f8 EFLAGS: 00000246 RAX: 0000000000000004 RBX: ffff888008cd78f8 RCX: ffffc90005001000 RDX: 0000000000000000 RSI: ffff888008cd78f8 RDI: ffff888019627ef8 RBP: ffff888019627ef8 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000001 R12: ffff888019627ef8 R13: 0000000000000003 R14: dffffc0000000000 R15: ffff888008cd7800 namecmp+0x2a/0x60 find_entry.isra.0+0x103/0x1e0 xlate_dir+0x135/0x240 insert_header+0x152/0xfa0 __register_sysctl_table+0xda1/0x1150 nf_log_net_init+0x105/0x370 ops_init+0xbb/0x680 setup_net+0x40c/0x9d0 copy_net_ns+0x31c/0x760 create_new_namespaces+0x3f6/0xb30 copy_namespaces+0x3b7/0x4a0 copy_process+0x29e3/0x7220 kernel_clone+0xeb/0x950 __do_sys_clone3+0x1d9/0x370 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fe25d3aeb19 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:00007fe25a8e2188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fe25d4c20e0 RCX: 00007fe25d3aeb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fe25d408f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdefc7d8cf R14: 00007fe25a8e2300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5002 Comm: syz-executor.6 Not tainted 6.1.0-next-20221219 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 Code: be a8 01 00 00 e8 a0 ff ff ff 31 c0 e9 ed 6a f9 02 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 4d 5b ba 7e 89 c1 48 8b 34 24 81 e1 00 01 00 RSP: 0018:ffff88806ce09ed8 EFLAGS: 00000046 RAX: 0000000000010001 RBX: 0000000000000000 RCX: ffffffff813ca605 RDX: ffff88801f31b580 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff88806ce28100 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 000000668ef7fdbb R13: 0000000000000000 R14: 0000000000000001 R15: ffff88806ce2b840 FS: 00007fe25a8a0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005575abba5968 CR3: 00000000181b4000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x14a/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x8d/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 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:ffff888039ccf620 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8442783b RDX: fffffbfff0ae10e1 RSI: 0000000000000004 RDI: ffffffff85708700 RBP: ffffffff85708700 R08: 0000000000000000 R09: ffffffff85708703 R10: fffffbfff0ae10e0 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0ae10e0 R14: 0000000000000001 R15: 1ffff11007399ec5 do_raw_spin_lock+0x1e0/0x270 __register_sysctl_table+0x63b/0x1150 xfrm_sysctl_init+0x221/0x310 xfrm_net_init+0x7ab/0xac0 ops_init+0xbb/0x680 setup_net+0x40c/0x9d0 copy_net_ns+0x31c/0x760 create_new_namespaces+0x3f6/0xb30 copy_namespaces+0x3b7/0x4a0 copy_process+0x29e3/0x7220 kernel_clone+0xeb/0x950 __do_sys_clone3+0x1d9/0x370 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fe25d3aeb19 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:00007fe25a8a0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fe25d4c2260 RCX: 00007fe25d3aeb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fe25d408f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdefc7d8cf R14: 00007fe25a8a0300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 08 00 or %al,(%rax) 2: 0f 85 a5 03 00 00 jne 0x3ad 8: 49 8b 55 00 mov 0x0(%r13),%rdx c: 48 89 ee mov %rbp,%rsi f: 48 89 df mov %rbx,%rdi 12: e8 ff ed ff ff callq 0xffffee16 17: e8 fa 3e 4b fe callq 0xfe4b3f16 1c: 4c 89 e6 mov %r12,%rsi 1f: 48 89 df mov %rbx,%rdi 22: e8 cf 7b 10 01 callq 0x1107bf6 27: 48 89 c5 mov %rax,%rbp * 2a: 48 85 c0 test %rax,%rax <-- trapping instruction 2d: 0f 84 a1 00 00 00 je 0xd4 33: e8 de 3e 4b fe callq 0xfe4b3f16 38: 48 8b 04 24 mov (%rsp),%rax 3c: 80 38 00 cmpb $0x0,(%rax) 3f: 0f .byte 0xf