loop1: detected capacity change from 0 to 3520 Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.2:10296] Modules linked in: irq event stamp: 3932613 hardirqs last enabled at (3932612): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3932613): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3929350): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3929359): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 10296 Comm: syz-executor.2 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x110/0x2490 Code: 19 00 00 41 f6 86 88 00 00 00 03 0f 85 33 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8d 77 41 4c 89 f2 48 c1 ea 03 0f b6 04 02 <4c> 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 0d 09 00 00 48 89 e9 41 RSP: 0018:ffff88806ce08f78 EFLAGS: 00000216 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: 1ffff1100d9c1205 RSI: ffffffff844e4216 RDI: ffff88806ce08fe8 RBP: ffff88806ce09040 R08: 0000000000000001 R09: ffff88806ce09028 R10: 000000000003c001 R11: 00000000000b2d2c R12: ffff88806ce09048 R13: ffff88806ce09030 R14: ffff88806ce09029 R15: ffff88806ce08fe8 FS: 00007f18c4723700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020002747 CR3: 0000000040016000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 set_track_prepare+0x36/0x70 __alloc_object+0xf4/0x270 __create_object+0x1d/0x80 __kmalloc_noprof+0x37e/0x4b0 ieee802_11_parse_elems_full+0xec/0x15a0 ieee80211_inform_bss+0xf7/0x10b0 cfg80211_inform_single_bss_data+0x7fe/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+0x21ec/0x2cf0 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:__slab_free+0x7f/0x310 Code: c1 e8 1f 4d 85 ed 66 89 5c 24 58 41 89 c6 41 0f 94 c2 66 85 db 74 05 45 84 d2 74 05 45 84 f6 74 42 41 8b 7f 08 4c 8b 4c 24 58 <4c> 89 ea 4c 89 e6 4c 8b 44 24 20 e8 c1 a0 ff ff 84 c0 74 9d 4c 89 RSP: 0018:ffff888040dff640 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00000000000d0008 RCX: 00000000000d0009 RDX: ffff88800c5cf6f0 RSI: ffffea00003173c0 RDI: 0000000000089800 RBP: ffff888040dff6e0 R08: 0000000000000001 R09: 00000000000d0008 R10: ffffea0000317300 R11: 0000000000000000 R12: ffffea00003173c0 R13: ffff88800c5cf4a0 R14: 0000000000000000 R15: ffff888008c4f780 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 __kmalloc_noprof+0x37e/0x4b0 kmalloc_array_noprof.constprop.0+0x41/0x70 realloc_user_queue+0x92/0x2c0 snd_timer_user_open+0x103/0x190 snd_open+0x1e7/0x3f0 chrdev_open+0x235/0x690 do_dentry_open+0x71c/0x1420 vfs_open+0x82/0x3f0 path_openat+0x1cf3/0x2980 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: 0033:0x7f18c71adb19 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:00007f18c4723188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f18c72c0f60 RCX: 00007f18c71adb19 RDX: 0000000000000000 RSI: 0000000020002740 RDI: ffffffffffffff9c RBP: 00007f18c7207f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe707c7f8f R14: 00007f18c4723300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 loop1: detected capacity change from 0 to 3520 loop1: detected capacity change from 0 to 3520 audit: type=1400 audit(1729126060.149:10): avc: denied { block_suspend } for pid=10402 comm="syz-executor.5" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 ---------------- Code disassembly (best guess): 0: 19 00 sbb %eax,(%rax) 2: 00 41 f6 add %al,-0xa(%rcx) 5: 86 88 00 00 00 03 xchg %cl,0x3000000(%rax) b: 0f 85 33 02 00 00 jne 0x244 11: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 18: fc ff df 1b: 4d 8d 77 41 lea 0x41(%r15),%r14 1f: 4c 89 f2 mov %r14,%rdx 22: 48 c1 ea 03 shr $0x3,%rdx 26: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax * 2a: 4c 89 f2 mov %r14,%rdx <-- trapping instruction 2d: 83 e2 07 and $0x7,%edx 30: 38 d0 cmp %dl,%al 32: 7f 08 jg 0x3c 34: 84 c0 test %al,%al 36: 0f 85 0d 09 00 00 jne 0x949 3c: 48 89 e9 mov %rbp,%rcx 3f: 41 rex.B