Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz-executor.1:7489] Modules linked in: irq event stamp: 2717971 hardirqs last enabled at (2717970): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2717971): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2710370): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2710373): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 7489 Comm: syz-executor.1 Not tainted 6.12.0-next-20241126 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:e1000_xmit_frame+0x2d48/0x4fb0 Code: 00 00 00 48 01 c3 48 c1 ea 03 48 b8 00 00 00 00 00 fc ff df 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 5f 1d 00 00 41 8b 47 18 89 03 f5 ea ff ff e8 de eb 29 fe 4c 8b 34 24 4d 85 f6 74 36 e8 d0 eb RSP: 0018:ffff88806ce089a8 EFLAGS: 00000246 RAX: 0000000000000088 RBX: ffffc90000663818 RCX: ffffffff83281530 RDX: 1ffff110016e0ff3 RSI: ffffffff832815a3 RDI: ffff88800b707faa RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff0c7f3a2 R10: 0000000000000000 R11: 00000000000c39e5 R12: 0000000000000018 R13: ffff888015c75870 R14: ffff88800e998000 R15: ffff88800b707f80 FS: 00007f8a6d397700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000080 CR3: 000000001588a000 CR4: 0000000000350ef0 Call Trace: dev_hard_start_xmit+0x186/0x740 sch_direct_xmit+0x26c/0x810 __dev_queue_xmit+0x1ad7/0x3d30 ip_finish_output2+0x11ca/0x1bc0 __ip_finish_output.part.0+0x1bb/0x350 ip_output+0x27f/0x850 ip_local_out+0x359/0x4c0 __ip_queue_xmit+0x770/0x1910 __tcp_transmit_skb+0x2884/0x39a0 __tcp_send_ack.part.0+0x3a6/0x650 tcp_send_ack+0x81/0xa0 __tcp_ack_snd_check+0x188/0xc20 tcp_rcv_established+0x8ab/0x2060 tcp_v4_do_rcv+0x5cf/0xa50 tcp_v4_rcv+0x31a0/0x42d0 ip_protocol_deliver_rcu+0xba/0x480 ip_local_deliver_finish+0x2f0/0x500 ip_local_deliver+0x1a3/0x200 ip_sublist_rcv_finish+0x274/0x570 ip_list_rcv_finish.constprop.0+0x3fe/0x580 ip_list_rcv+0x2c5/0x3e0 __netif_receive_skb_list_core+0x695/0x8d0 netif_receive_skb_list_internal+0x6c2/0xc90 napi_complete_done+0x219/0x830 e1000_clean+0x9ae/0x2540 __napi_poll+0xb9/0x540 net_rx_action+0xa08/0xe00 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:lock_acquire.part.0+0x10e/0x320 Code: b6 c9 e8 65 a6 ff ff b8 ff ff ff ff 48 83 c4 28 65 0f c1 05 cc 47 d2 7e 83 f8 01 0f 85 aa 01 00 00 48 85 ed 0f 85 9b 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:ffff88803e09f668 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff11007c13ed0 RCX: 1ffff11007c13eb5 RDX: 1ffff11007cc3827 RSI: 0000000000000001 RDI: 000000008b0ce34d RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff0fddfec R10: ffffffff87eeff67 R11: 00000000000c39e5 R12: ffffffff85c16140 R13: 0000000000000000 R14: ffff88803e61b700 R15: 0000000000000000 __is_insn_slot_addr+0x3f/0x290 kernel_text_address+0x48/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 set_track_prepare+0x36/0x70 __alloc_object+0xf4/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_lru_noprof+0x303/0x3c0 xas_alloc+0x384/0x4c0 xas_create+0x38d/0x1410 xas_store+0x90/0x1b60 __xa_store+0x171/0x2e0 xa_store+0x35/0x50 __io_uring_add_tctx_node+0x1a3/0x4c0 io_uring_setup+0x1807/0x31d0 __x64_sys_io_uring_setup+0x99/0x160 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8a6fe21b19 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:00007f8a6d397108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 00007f8a6ff34f60 RCX: 00007f8a6fe21b19 RDX: 0000000020ffe000 RSI: 0000000020000180 RDI: 00000000000035c3 RBP: 0000000020000180 R08: 0000000020000200 R09: 0000000020000200 R10: 0000000020000040 R11: 0000000000000202 R12: 0000000020000200 R13: 0000000020ffe000 R14: 0000000020000040 R15: 0000000020ffe000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 243 Comm: sshd Not tainted 6.12.0-next-20241126 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x242/0xb60 Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 85 08 00 00 b8 01 00 00 00 66 89 45 00 e9 bf fe ff ff 89 44 24 38 f3 90 5b fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 RSP: 0018:ffff8880189378d0 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff848732bf RDX: ffffed1001d38999 RSI: 0000000000000004 RDI: ffff88800e9c4cc0 RBP: ffff88800e9c4cc0 R08: 0000000000000000 R09: ffffed1001d38998 R10: ffff88800e9c4cc3 R11: 0000000000000001 R12: 1ffff11003126f1b R13: 0000000000000003 R14: ffffed1001d38998 R15: ffff888018937908 FS: 00007f5c0cf31900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6845570b90 CR3: 0000000018fe8000 CR4: 0000000000350ef0 Call Trace: do_raw_spin_lock+0x1de/0x270 lock_sock_nested+0x5f/0xf0 tcp_recvmsg+0xf8/0x630 inet_recvmsg+0x12b/0x6b0 sock_recvmsg+0x198/0x240 sock_read_iter+0x2bb/0x3b0 vfs_read+0xa28/0xbd0 ksys_read+0x1fe/0x240 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5c0d413e8e Code: c0 e9 b6 fe ff ff 50 48 8d 3d 6e 18 0a 00 e8 b9 e7 01 00 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 66 0f 1f 84 00 00 00 00 00 48 83 ec 28 RSP: 002b:00007fff3f16f308 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007fff3f17339f RCX: 00007f5c0d413e8e RDX: 0000000000004000 RSI: 00007fff3f16f310 RDI: 0000000000000004 RBP: 0000000000000004 R08: 0029786896dbb7d0 R09: 00007f5c0daa8000 R10: 00007f5c0daa8070 R11: 0000000000000246 R12: 000055bba3e3eec0 R13: 00007fff3f16f310 R14: 0000000000000004 R15: 000055bb7a571a80 UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 48 01 add %cl,0x1(%rax) 5: c3 retq 6: 48 c1 ea 03 shr $0x3,%rdx a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 11: fc ff df 14: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax 18: 84 c0 test %al,%al 1a: 74 08 je 0x24 1c: 3c 03 cmp $0x3,%al 1e: 0f 8e 5f 1d 00 00 jle 0x1d83 24: 41 8b 47 18 mov 0x18(%r15),%eax 28: 89 03 mov %eax,(%rbx) * 2a: e9 f5 ea ff ff jmpq 0xffffeb24 <-- trapping instruction 2f: e8 de eb 29 fe callq 0xfe29ec12 34: 4c 8b 34 24 mov (%rsp),%r14 38: 4d 85 f6 test %r14,%r14 3b: 74 36 je 0x73 3d: e8 .byte 0xe8 3e: d0 eb shr %bl