Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.1:10797] Modules linked in: irq event stamp: 4538885 hardirqs last enabled at (4538884): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (4538885): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2977354): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2977357): [] irq_exit_rcu+0x94/0xc0 CPU: 1 UID: 0 PID: 10797 Comm: syz-executor.1 Not tainted 6.12.0-rc5-next-20241104 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_get_return_address+0x5b/0xa0 Code: bb 4a 71 03 48 b8 00 00 00 00 00 fc ff df 48 8d 6b 58 48 89 ea 48 c1 ea 03 80 3c 02 00 75 36 48 8b 7b 58 e8 57 64 0d 00 85 c0 <74> cf 48 b8 00 00 00 00 00 fc ff df 48 89 ea 48 c1 ea 03 80 3c 02 RSP: 0018:ffff88806cf09190 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffff88806cf091a8 RCX: 0000000000000001 RDX: 1ffff1100d9e1240 RSI: ffff88803eb9fe48 RDI: ffffffff81901d23 RBP: ffff88806cf09200 R08: 0000000000000001 R09: ffff88806cf091e8 R10: 000000000003c001 R11: 00000000000253df R12: ffff88806cf09270 R13: 0000000000000000 R14: ffff88800f0e9b80 R15: ffffffff8434d6e1 FS: 00007f031ceda700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055559179cc58 CR3: 0000000039bae000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_kmalloc+0x7f/0x90 __kmalloc_noprof+0x1f7/0x4b0 cfg80211_inform_single_bss_data+0x4f1/0x1c50 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x690 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 54 9f ab ff 4d 85 ed 74 06 e8 2a 6d d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff88803eb9f1d0 EFLAGS: 00000246 RAX: 00000000002ad09b RBX: ffffea0000eaeb00 RCX: 1ffffffff0fde6c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81846b56 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdc5e9 R10: ffffffff87ee2f4f R11: 00000000000007e0 R12: ffff88806cf40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88803abaca68 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 insert_revoke_hash+0x28/0x270 jbd2_journal_revoke+0x2d1/0x5b0 __ext4_forget+0x21b/0x460 ext4_free_blocks+0x1517/0x1a20 ext4_free_branches+0x2fd/0x6b0 ext4_free_branches+0x44d/0x6b0 ext4_ind_truncate+0x696/0x910 ext4_truncate+0xed3/0x12d0 ext4_setattr+0x198a/0x23d0 notify_change+0x677/0x1240 do_truncate+0x143/0x200 path_openat+0x22da/0x2980 do_filp_open+0x1b8/0x410 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f031f964b19 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:00007f031ceda188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f031fa77f60 RCX: 00007f031f964b19 RDX: 00000000000a0200 RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007f031f9bef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffec4cc6ef R14: 00007f031ceda300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.12.0-rc5-next-20241104 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:rcu_softirq_qs+0xfa/0x240 Code: 8b ab 58 04 00 00 65 48 8b 1d 72 b3 c8 7e 48 8d bb 61 04 00 00 48 89 fa 48 c1 ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 <84> c0 0f 85 1c 01 00 00 0f b6 83 61 04 00 00 85 ed 75 08 3c 01 0f RSP: 0018:ffff88800960fe10 EFLAGS: 00000297 RAX: 0000000000000000 RBX: ffff8880095eb700 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00000000ffffffff RDI: ffff8880095ebb61 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000100 R10: ffffffff863f7797 R11: ffff8880095ebba8 R12: 0000000000000100 R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000006 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f29b4e74e60 CR3: 000000000f638000 CR4: 0000000000350ef0 Call Trace: handle_softirqs+0x63d/0x770 run_ksoftirqd+0x2e/0x60 smpboot_thread_fn+0x3eb/0x930 kthread+0x2c2/0x3a0 ret_from_fork+0x48/0x80 ret_from_fork_asm+0x1a/0x30 Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 4a 71 03 rex.WX jno 0x6 3: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax a: fc ff df d: 48 8d 6b 58 lea 0x58(%rbx),%rbp 11: 48 89 ea mov %rbp,%rdx 14: 48 c1 ea 03 shr $0x3,%rdx 18: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 1c: 75 36 jne 0x54 1e: 48 8b 7b 58 mov 0x58(%rbx),%rdi 22: e8 57 64 0d 00 callq 0xd647e 27: 85 c0 test %eax,%eax * 29: 74 cf je 0xfffffffa <-- trapping instruction 2b: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 32: fc ff df 35: 48 89 ea mov %rbp,%rdx 38: 48 c1 ea 03 shr $0x3,%rdx 3c: 80 .byte 0x80 3d: 3c 02 cmp $0x2,%al