No source specified No source specified loop3: detected capacity change from 0 to 264192 tmpfs: Bad value for 'nr_blocks' watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.5:16888] Modules linked in: irq event stamp: 2313909 hardirqs last enabled at (2313908): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2313909): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2304414): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2304417): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 16888 Comm: syz-executor.5 Not tainted 6.12.0-next-20241125 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:arch_stack_walk+0x8d/0xf0 Code: 8b 95 68 ff ff ff 85 d2 75 24 eb 36 4c 89 e7 e8 39 18 7a 03 84 c0 74 2a 48 8d bd 68 ff ff ff e8 b9 85 07 00 8b 85 68 ff ff ff <85> c0 74 14 48 8d bd 68 ff ff ff e8 13 83 07 00 48 89 c6 48 85 c0 RSP: 0018:ffff88806cf09008 EFLAGS: 00000292 RAX: 0000000000000002 RBX: ffffffff813f2420 RCX: 0000000000000001 RDX: ffff88806cf09238 RSI: ffff88806cf09200 RDI: ffff88806cf09018 RBP: ffff88806cf090a0 R08: 0000000000000001 R09: ffff88806cf09048 R10: 000000000003c001 R11: 0000000000024e9a R12: ffff88806cf090d0 R13: 0000000000000000 R14: ffff888041d85280 R15: ffffffff8461394c FS: 00007fdaf2d73700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f932861c998 CR3: 00000000412be000 CR4: 0000000000350ef0 Call Trace: 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+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:__sanitizer_cov_trace_pc+0x0/0x80 Code: 7e 60 e8 a3 ff ff ff 31 c0 e9 1c 37 35 03 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 34 24 65 48 8b 15 90 a4 b1 7e 65 8b 05 91 a4 b1 RSP: 0018:ffff8880412c7900 EFLAGS: 00000287 RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffffffff83f4e1b4 RDX: ffff888041d85280 RSI: 0000000000000100 RDI: 0000000000000005 RBP: dffffc0000000000 R08: 0000000000000001 R09: fffffbfff0fddfed R10: 00000000000000aa R11: 00000000000c39c9 R12: ffff888041cd5000 R13: ffff888041cd5000 R14: 0000000000000000 R15: 00000000000000aa addrconf_ifdown.isra.0+0x2cf/0x1710 addrconf_notify+0x10b/0x1920 raw_notifier_call_chain+0xd6/0x140 call_netdevice_notifiers_info+0xbe/0x140 unregister_netdevice_many_notify+0x6eb/0x1890 unregister_netdevice_queue+0x224/0x2e0 __tun_detach+0xfa4/0x1290 tun_chr_close+0xc2/0x230 __fput+0x3fa/0xb40 task_work_run+0x173/0x280 syscall_exit_to_user_mode+0x1d0/0x1e0 do_syscall_64+0xcc/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdaf57fdb19 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:00007fdaf2d73188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007fdaf5910f60 RCX: 00007fdaf57fdb19 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000006 RBP: 00007fdaf5857f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe2561927f R14: 00007fdaf2d73300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: 8b 95 68 ff ff ff mov -0x98(%rbp),%edx 6: 85 d2 test %edx,%edx 8: 75 24 jne 0x2e a: eb 36 jmp 0x42 c: 4c 89 e7 mov %r12,%rdi f: e8 39 18 7a 03 callq 0x37a184d 14: 84 c0 test %al,%al 16: 74 2a je 0x42 18: 48 8d bd 68 ff ff ff lea -0x98(%rbp),%rdi 1f: e8 b9 85 07 00 callq 0x785dd 24: 8b 85 68 ff ff ff mov -0x98(%rbp),%eax * 2a: 85 c0 test %eax,%eax <-- trapping instruction 2c: 74 14 je 0x42 2e: 48 8d bd 68 ff ff ff lea -0x98(%rbp),%rdi 35: e8 13 83 07 00 callq 0x7834d 3a: 48 89 c6 mov %rax,%rsi 3d: 48 85 c0 test %rax,%rax