watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.1:12667] Modules linked in: irq event stamp: 4975951 hardirqs last enabled at (4975950): [<ffffffff8460144a>] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4975951): [<ffffffff844226df>] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4975812): [<ffffffff81181eab>] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4975815): [<ffffffff81181eab>] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 12667 Comm: syz-executor.1 Not tainted 6.2.0-rc2-next-20230105 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_is_held_type+0xfc/0x130 Code: 00 03 87 84 e8 b5 0e 00 00 b8 ff ff ff ff 65 0f c1 05 70 53 c0 7b 83 f8 01 75 26 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e6 3e 02 00 45 31 ed eb RSP: 0018:ffff88806cf09750 EFLAGS: 00000296 RAX: 0000000000000001 RBX: 0000000000000003 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000303 RDI: 0000000000000000 RBP: ffffffff856085a0 R08: 0000000000000000 R09: ffffffff85d0c217 R10: fffffbfff0ba1842 R11: 0000000000000001 R12: ffff888034fb8000 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff888034fb89b0 FS: 00007f8f0f554700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c52c000 CR3: 0000000019b2c000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: <IRQ> rcu_read_lock_sched_held+0x42/0x80 trace_lock_acquire+0x16c/0x1c0 lock_acquire+0x32/0xc0 _raw_spin_lock_bh+0x33/0x40 ieee80211_rx_handlers+0xd9/0xa6d0 ieee80211_prepare_and_rx_handle+0x1cda/0x5df0 ieee80211_rx_for_interface+0x141/0x3b0 ieee80211_rx_list+0x18b1/0x2f10 ieee80211_rx_napi+0xde/0x3c0 ieee80211_tasklet_handler+0xd8/0x140 tasklet_action_common.constprop.0+0x208/0x2f0 __do_softirq+0x1c7/0x913 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:_raw_spin_unlock_irqrestore+0x32/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 56 cf e7 fc 48 89 ef e8 9e 46 e8 fc 80 e7 02 74 06 e8 f4 41 0c fd fb bf 01 00 00 00 <e8> a9 91 dd fc 65 8b 05 ca 3f bf 7b 85 c0 74 07 5b 5d e9 7b 29 00 RSP: 0018:ffff8880100efa18 EFLAGS: 00000202 RAX: 0000000000482ec7 RBX: 0000000000000246 RCX: ffffffff812b7aef RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff88800844e900 R08: 0000000000000001 R09: ffffffff8764d92f R10: fffffbfff0ec9b25 R11: 0000000000000001 R12: ffff88800844e900 R13: 0000000000000246 R14: 0000000000000000 R15: ffffea000036c400 __unfreeze_partials+0x11c/0x150 qlist_free_all+0x6d/0x1a0 kasan_quarantine_reduce+0x196/0x230 __kasan_slab_alloc+0x4c/0x70 kmem_cache_alloc_bulk+0x36f/0x660 mas_alloc_nodes+0x2ff/0x800 mas_preallocate+0x1bf/0x370 mmap_region+0x769/0x1c20 do_mmap+0x82c/0xf50 vm_mmap_pgoff+0x1b3/0x270 ksys_mmap_pgoff+0x3d4/0x500 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f8f11fdeb62 Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 bc ff ff ff 64 RSP: 002b:00007f8f0f5540f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f8f11fdeb62 RDX: 0000000000000003 RSI: 0000000000000184 RDI: 00000000200a0000 RBP: 00000000200a0000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000140 R13: 00000000200b0000 R14: 0000000020000100 R15: 00000000200a0000 </TASK> Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: 00 03 add %al,(%rbx) 2: 87 84 e8 b5 0e 00 00 xchg %eax,0xeb5(%rax,%rbp,8) 9: b8 ff ff ff ff mov $0xffffffff,%eax e: 65 0f c1 05 70 53 c0 xadd %eax,%gs:0x7bc05370(%rip) # 0x7bc05386 15: 7b 16: 83 f8 01 cmp $0x1,%eax 19: 75 26 jne 0x41 1b: 48 f7 04 24 00 02 00 testq $0x200,(%rsp) 22: 00 23: 74 01 je 0x26 25: fb sti 26: 48 83 c4 08 add $0x8,%rsp * 2a: 44 89 e8 mov %r13d,%eax <-- trapping instruction 2d: 5b pop %rbx 2e: 5d pop %rbp 2f: 41 5c pop %r12 31: 41 5d pop %r13 33: 41 5e pop %r14 35: 41 5f pop %r15 37: e9 e6 3e 02 00 jmpq 0x23f22 3c: 45 31 ed xor %r13d,%r13d 3f: eb .byte 0xeb