EXT4-fs (loop6): bad geometry: block count 64 exceeds size of device (23 blocks) watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.1:14446] Modules linked in: irq event stamp: 3530703 hardirqs last enabled at (3530702): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3530703): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3470218): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3470229): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 14446 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:__kernel_text_address+0xf/0x40 Code: 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 66 0f 1f 00 53 48 89 fb e8 23 ff ff ff 85 c0 <75> 1b 48 81 fb 00 50 d5 86 72 0c 31 c0 48 81 fb ba 4b eb 86 0f 92 RSP: 0018:ffff88806ce09560 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffffffff8483332f RCX: ffffffff8678f501 RDX: 1ffff1100d9c12bc RSI: 0000000000000000 RDI: ffffffff8483332f RBP: ffff88806ce095e0 R08: ffffffff8678f5f0 R09: ffff88806ce095c8 R10: 000000000003c001 R11: 0000000000007796 R12: ffff88806ce09650 R13: 0000000000000000 R14: ffff8880156c3700 R15: 0000000000092820 FS: 00007f77a5e2b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000561d77593358 CR3: 000000000d156000 CR4: 0000000000350ef0 Call Trace: unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_node_noprof+0x311/0x3e0 __alloc_skb+0x2ad/0x370 skb_copy+0x1d5/0x3b0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xafb/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:unwind_next_frame+0xc6a/0x2490 Code: bf 41 02 ba 08 00 00 00 4c 89 ff 49 01 c6 4c 89 f6 e8 ca f1 ff ff 4d 8d 4f 40 84 c0 0f 84 a4 f6 ff ff 4c 89 f7 e8 b6 e9 ff ff <49> 8d 7f 50 48 89 fa 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 RSP: 0018:ffff8880163cf1f8 EFLAGS: 00000202 RAX: ffff888008c67200 RBX: 0000000000000001 RCX: 0000000000000001 RDX: ffff8880163cfa01 RSI: ffff8880163cfa80 RDI: ffff8880163cfa80 RBP: ffff8880163cf2c0 R08: 0000000000000001 R09: ffff8880163cf2a8 R10: 000000000003c001 R11: 0000000000020d43 R12: ffff8880163cf2c8 R13: ffff8880163cf2b0 R14: ffff8880163cfa80 R15: ffff8880163cf268 arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 __kasan_record_aux_stack+0x8c/0xa0 __call_rcu_common.constprop.0+0x6a/0xaa0 kmem_cache_free+0x2ae/0x470 ___pte_free_tlb+0x1d/0x1c0 free_pgd_range+0x7be/0x1260 free_pgtables+0x619/0x8e0 exit_mmap+0x3a2/0xac0 mmput+0xd5/0x350 copy_process+0x27fa/0x8e60 kernel_clone+0xeb/0x850 __do_sys_fork+0x80/0xc0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f77a88b5b19 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:00007f77a5e2b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039 RAX: ffffffffffffffda RBX: 00007f77a89c8f60 RCX: 00007f77a88b5b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f77a890ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd333f240f R14: 00007f77a5e2b300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/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:queued_spin_lock_slowpath+0x242/0xb60 Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 85 08 00 00 b8 01 00 00 00 66 89 45 00 e9 bf fe ff ff 89 44 24 38 f3 90 5b fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 RSP: 0018:ffff88806cf099e8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8485c27f RDX: fffffbfff0c1b4d5 RSI: 0000000000000004 RDI: ffffffff860da6a0 RBP: ffffffff860da6a0 R08: 0000000000000000 R09: fffffbfff0c1b4d4 R10: ffffffff860da6a3 R11: 5050505001000011 R12: 1ffff1100d9e133e R13: 0000000000000003 R14: fffffbfff0c1b4d4 R15: ffff88806cf09a20 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000561d774ff618 CR3: 000000001afa2000 CR4: 0000000000350ef0 Call Trace: do_raw_spin_lock+0x1de/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6d1/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0x1e/0x30 Code: 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d a9 df 3e 00 0f 1f 44 00 00 fb f4 e9 1c 2e 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff8880096c7e68 EFLAGS: 00000206 RAX: 00000000002bd38d RBX: 0000000000000001 RCX: ffffffff84839b17 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff812ae2ca RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9e6cba R10: ffff88806cf365d3 R11: 0000000000000000 R12: ffffffff863f7790 R13: 1ffff110012d8fd2 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x6d/0xb0 do_idle+0x2fa/0x3b0 cpu_startup_entry+0x4f/0x60 start_secondary+0x1c1/0x220 common_startup_64+0x12c/0x138 ---------------- Code disassembly (best guess): 0: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 7: 00 00 00 a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 66 0f 1f 00 nopw (%rax) 1f: 53 push %rbx 20: 48 89 fb mov %rdi,%rbx 23: e8 23 ff ff ff callq 0xffffff4b 28: 85 c0 test %eax,%eax * 2a: 75 1b jne 0x47 <-- trapping instruction 2c: 48 81 fb 00 50 d5 86 cmp $0xffffffff86d55000,%rbx 33: 72 0c jb 0x41 35: 31 c0 xor %eax,%eax 37: 48 81 fb ba 4b eb 86 cmp $0xffffffff86eb4bba,%rbx 3e: 0f .byte 0xf 3f: 92 xchg %eax,%edx