Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [syz-executor.4:3823] Modules linked in: irq event stamp: 3524023 hardirqs last enabled at (3524022): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3524023): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3508268): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3508271): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 3823 Comm: syz-executor.4 Not tainted 6.12.0-next-20241127 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:cfg80211_rx_mgmt_ext+0x3c/0x680 Code: 55 53 48 83 ec 30 e8 53 b7 11 fd 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 e7 05 00 00 49 8b 6d 00 <48> 85 ed 0f 84 47 05 00 00 e8 26 b7 11 fd 48 8d bd a8 00 00 00 48 RSP: 0018:ffff88806cf09830 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff8880165258c0 RCX: ffffffff845a152b RDX: 1ffff11007d2b18a RSI: ffffffff8440480d RDI: ffff88803e958c50 RBP: ffff88803e9d0700 R08: 0000000000000000 R09: ffffed1007d3a1cf R10: 0000000000000080 R11: 00000000000c3a14 R12: dffffc0000000000 R13: ffff88803e958c50 R14: ffff88806cf099d0 R15: ffff88806cf09d70 FS: 00007f531cc7f700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3d0bd5f260 CR3: 000000001368a000 CR4: 0000000000350ef0 Call Trace: ieee80211_rx_handlers+0x5be3/0x9100 ieee80211_prepare_and_rx_handle+0x1f7f/0x5d50 ieee80211_rx_for_interface+0x10e/0x200 ieee80211_rx_list+0x1bec/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 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:_raw_spin_unlock_irqrestore+0x34/0x50 Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 76 18 a9 fc 48 89 ef e8 4e 8b a9 fc 80 e7 02 74 06 e8 54 ea d2 fc fb 65 ff 0d 44 8c 7c 7b <74> 07 5b 5d e9 93 1e 00 00 0f 1f 44 00 00 5b 5d e9 87 1e 00 00 0f RSP: 0018:ffff888016d27b58 EFLAGS: 00000246 RAX: 000000000034ee61 RBX: 0000000000000256 RCX: 1ffffffff0fdfecf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff84871a7c RBP: ffff888008ce4e40 R08: 0000000000000001 R09: fffffbfff0fdddf1 R10: ffffffff87eeef8f R11: 0000000000000000 R12: ffffea00005ba680 R13: ffff888008ce4e40 R14: ffff888016e9ad20 R15: ffff888008feec80 __slab_free+0x2a4/0x310 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 sk_prot_alloc+0x157/0x280 sk_alloc+0x34/0xb50 __netlink_create+0x5d/0x280 netlink_create+0x3ad/0x620 __sock_create+0x369/0x810 __sys_socket+0x147/0x260 __x64_sys_socket+0x73/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f531f709b19 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:00007f531cc7f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f531f81cf60 RCX: 00007f531f709b19 RDX: 000000000000000c RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f531f763f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff444cbb1f R14: 00007f531cc7f300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 3932 Comm: modprobe Not tainted 6.12.0-next-20241127 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:filemap_map_pages+0x584/0x1310 Code: e8 03 0f b6 14 10 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 bb 0b 00 00 41 8b 5e 34 31 ff 89 de e8 3e 41 e7 ff 85 db <0f> 84 f8 07 00 00 e8 01 3e e7 ff 48 8b 5c 24 10 be 04 00 00 00 48 RSP: 0000:ffff88803f60fb88 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000007 RCX: ffffffff816ac152 RDX: ffff888039510000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007fd2d404b000 R08: 0000000000000000 R09: fffff94000037e7e R10: 0000000000000007 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000000000000 R14: ffffea00001bf3c0 R15: ffff88803f60fd98 FS: 00007fd2d3c17540(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd2d4042ec3 CR3: 000000003f274000 CR4: 0000000000350ef0 Call Trace: __handle_mm_fault+0x1fa0/0x2f50 handle_mm_fault+0x2b4/0x6a0 do_user_addr_fault+0x4fa/0xf40 exc_page_fault+0x9c/0x1a0 asm_exc_page_fault+0x26/0x30 RIP: 0033:0x7fd2d3c7dbb1 Code: ff 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 08 48 8b 05 0b 03 18 00 48 8b 18 48 85 db 0f 84 af 00 00 00 <0f> b6 07 49 89 fd 84 c0 0f 84 a1 00 00 00 80 7f 01 00 4c 8b 23 75 RSP: 002b:00007ffde710f480 EFLAGS: 00010206 RAX: 00007fd2d3e026c0 RBX: 00007ffde710f5a0 RCX: 000000000000002f RDX: 00007ffde710f5a0 RSI: 00007ffde710f578 RDI: 00007fd2d4042ec3 RBP: 0000000000000004 R08: 0000000001000000 R09: 0000000000000017 R10: 0000000000000001 R11: 00007fd2d4144d40 R12: 00007ffde710f578 R13: 00007ffde710f5a0 R14: 00007fd2d4159180 R15: 0000000000000000 Bluetooth: hci3: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci3: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci3: command tx timeout Bluetooth: hci2: command tx timeout Bluetooth: hci5: command tx timeout Bluetooth: hci7: command tx timeout Bluetooth: hci6: command tx timeout Bluetooth: hci5: command tx timeout ---------------- Code disassembly (best guess): 0: 55 push %rbp 1: 53 push %rbx 2: 48 83 ec 30 sub $0x30,%rsp 6: e8 53 b7 11 fd callq 0xfd11b75e b: 4c 89 ea mov %r13,%rdx e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 15: fc ff df 18: 48 c1 ea 03 shr $0x3,%rdx 1c: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 20: 0f 85 e7 05 00 00 jne 0x60d 26: 49 8b 6d 00 mov 0x0(%r13),%rbp * 2a: 48 85 ed test %rbp,%rbp <-- trapping instruction 2d: 0f 84 47 05 00 00 je 0x57a 33: e8 26 b7 11 fd callq 0xfd11b75e 38: 48 8d bd a8 00 00 00 lea 0xa8(%rbp),%rdi 3f: 48 rex.W