netlink: 48 bytes leftover after parsing attributes in process `syz-executor.0'. EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.0:5089] Modules linked in: irq event stamp: 2183911 hardirqs last enabled at (2183910): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2183911): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2181892): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2181899): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 5089 Comm: syz-executor.0 Not tainted 6.12.0-next-20241122 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_switch+0x40/0x90 Code: 48 83 f8 20 74 6b 77 48 48 83 f8 08 74 5b 48 83 f8 10 75 2f 41 bd 03 00 00 00 4c 8b 75 00 31 db 4d 85 f6 74 1e 48 8b 74 dd 10 <48> 8b 4c 24 28 4c 89 e2 4c 89 ef 48 83 c3 01 e8 7c fd ff ff 49 39 RSP: 0018:ffff88806cf09108 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000024 RCX: ffffffff8460b4f8 RDX: ffff88800bf81b80 RSI: 00000000000000d3 RDI: 0000000000000001 RBP: ffffffff8529d360 R08: 0000000000000000 R09: ffffed100d9e1240 R10: 0000000000000006 R11: 00000000000c398f R12: 0000000000000006 R13: 0000000000000001 R14: 000000000000002b R15: dffffc0000000000 FS: 00007fc8a9f28700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005561d7cfeef8 CR3: 0000000015316000 CR4: 0000000000350ef0 Call Trace: _ieee802_11_parse_elems_full+0x2f8/0x3ec0 ieee802_11_parse_elems_full+0x979/0x15a0 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+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+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x28/0x160 Code: 90 90 48 8b 07 48 85 c0 0f 84 41 01 00 00 41 57 41 56 41 55 49 89 fd 41 54 49 89 f4 55 53 eb 3e 48 63 95 c0 00 00 00 48 8b 18 <48> 89 ef 48 29 d0 48 89 c6 49 89 c6 e8 e7 f0 ff ff 49 89 c7 66 90 RSP: 0018:ffff8880167779e0 EFLAGS: 00000246 RAX: ffff88800e51c250 RBX: ffff88800d5bf128 RCX: ffffea0000394700 RDX: 0000000000000000 RSI: ffff888008c4f780 RDI: 0000000000080000 RBP: ffff888008c4f780 R08: ffff88800e51c6f0 R09: 00000000000d000a R10: ffffea0000394700 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888016777a18 R14: ffff88800e51c6f0 R15: ffff88800e51c6f0 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 pcpu_alloc_noprof+0x777/0x11a0 perf_trace_event_init+0x371/0xa30 perf_trace_init+0x1a4/0x2f0 perf_tp_event_init+0xa6/0x120 perf_try_init_event+0x13a/0xc40 perf_event_alloc.part.0+0x10a6/0x3d80 __do_sys_perf_event_open+0x628/0x2b00 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc8ac9b2b19 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:00007fc8a9f28188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007fc8acac5f60 RCX: 00007fc8ac9b2b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 RBP: 00007fc8aca0cf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc7cb13faf R14: 00007fc8a9f28300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout ---------------- Code disassembly (best guess): 0: 48 83 f8 20 cmp $0x20,%rax 4: 74 6b je 0x71 6: 77 48 ja 0x50 8: 48 83 f8 08 cmp $0x8,%rax c: 74 5b je 0x69 e: 48 83 f8 10 cmp $0x10,%rax 12: 75 2f jne 0x43 14: 41 bd 03 00 00 00 mov $0x3,%r13d 1a: 4c 8b 75 00 mov 0x0(%rbp),%r14 1e: 31 db xor %ebx,%ebx 20: 4d 85 f6 test %r14,%r14 23: 74 1e je 0x43 25: 48 8b 74 dd 10 mov 0x10(%rbp,%rbx,8),%rsi * 2a: 48 8b 4c 24 28 mov 0x28(%rsp),%rcx <-- trapping instruction 2f: 4c 89 e2 mov %r12,%rdx 32: 4c 89 ef mov %r13,%rdi 35: 48 83 c3 01 add $0x1,%rbx 39: e8 7c fd ff ff callq 0xfffffdba 3e: 49 rex.WB 3f: 39 .byte 0x39