watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.1:6869] Modules linked in: irq event stamp: 3305695 hardirqs last enabled at (3305694): [] __local_bh_enable_ip+0xa1/0x110 hardirqs last disabled at (3305695): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3302748): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3302785): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 6869 Comm: syz-executor.1 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:__sanitizer_cov_trace_const_cmp1+0x4/0x20 Code: f2 48 89 fe bf 06 00 00 00 e9 a8 fe ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <48> 8b 0c 24 40 0f b6 d6 40 0f b6 f7 bf 01 00 00 00 e9 76 fe ff ff RSP: 0018:ffff88806ce09b98 EFLAGS: 00000246 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff844c6de4 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88800a404c40 R08: 0000000000000000 R09: fffffbfff0fda9d4 R10: 0000000000000001 R11: 00000000000c2f81 R12: ffff88803de7555a R13: ffff888018820e20 R14: 1ffff1100d9c1375 R15: ffff88806ce09d90 FS: 00007ffb25dba700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30023000 CR3: 0000000040130000 CR4: 0000000000350ef0 Call Trace: link_sta_info_get_bss+0x349/0x480 ieee80211_rx_for_interface+0x6f/0x200 ieee80211_rx_list+0x1e54/0x2cf0 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: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 b4 ff ab ff 4d 85 ed 74 06 e8 ca 7f 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:ffff88803ff3fc10 EFLAGS: 00000246 RAX: 000000000032657f RBX: ffffea0000558a40 RCX: 1ffffffff0fdca53 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8183f876 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fda9d9 R10: ffffffff87ed4ecf R11: 0000000000000000 R12: ffff88806ce40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff888015629128 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 kmem_cache_alloc_lru_noprof+0x303/0x3c0 alloc_inode+0x17d/0x240 create_pipe_files+0x4c/0x840 do_pipe2+0x96/0x1b0 __x64_sys_pipe+0x33/0x50 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ffb28844b19 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:00007ffb25dba188 EFLAGS: 00000246 ORIG_RAX: 0000000000000016 RAX: ffffffffffffffda RBX: 00007ffb28957f60 RCX: 00007ffb28844b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007ffb2889ef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff85a841ff R14: 00007ffb25dba300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: f2 48 89 fe repnz mov %rdi,%rsi 4: bf 06 00 00 00 mov $0x6,%edi 9: e9 a8 fe ff ff jmpq 0xfffffeb6 e: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 15: 00 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: f3 0f 1e fa endbr64 * 2a: 48 8b 0c 24 mov (%rsp),%rcx <-- trapping instruction 2e: 40 0f b6 d6 movzbl %sil,%edx 32: 40 0f b6 f7 movzbl %dil,%esi 36: bf 01 00 00 00 mov $0x1,%edi 3b: e9 76 fe ff ff jmpq 0xfffffeb6