No source specified No source specified watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.4:4781] Modules linked in: irq event stamp: 4804001 hardirqs last enabled at (4804000): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4804001): [] sysvec_apic_timer_interrupt+0xf/0x90 softirqs last enabled at (4733182): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (4733185): [] __irq_exit_rcu+0xcc/0x110 CPU: 0 PID: 4781 Comm: syz-executor.4 Not tainted 6.2.0-rc5-next-20230127 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x1eb/0x2360 Code: 7c 1e 40 84 f6 74 19 48 89 4c 24 28 44 89 54 24 20 e8 59 82 6c 00 48 8b 4c 24 28 44 8b 54 24 20 8d 73 01 8b 0c 8d 4c 66 4a 86 <48> ba 00 00 00 00 00 fc ff df 48 8d 3c b5 4c 66 4a 86 49 89 f8 49 RSP: 0018:ffff88806ce09648 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 00000000000324a4 RCX: 00000000000ace21 RDX: 0000000000000007 RSI: 00000000000324a5 RDI: ffffffff8656f8dc RBP: ffff88806ce09718 R08: 0000000000000001 R09: ffff88806ce09700 R10: 0000000000038001 R11: 0000000000000001 R12: ffff88806ce09701 R13: ffff88806ce096c0 R14: 0000000000000002 R15: ffffffff8424a4c2 FS: 00007fa1666f4700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020010000 CR3: 0000000039820000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc+0x172/0x320 __create_object+0x3c/0xc90 __kmem_cache_alloc_node+0x1ed/0x310 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x72/0x370 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d3/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x14c/0x310 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__local_bh_enable_ip+0xa9/0x110 Code: db 65 01 1d 51 a7 ea 7e 65 8b 05 4a a7 ea 7e a9 00 ff ff 00 74 46 65 ff 0d 3c a7 ea 7e e8 cf 99 39 00 fb 65 8b 05 2f a7 ea 7e <85> c0 74 42 5b 5d e9 60 cc 2e 03 65 8b 05 51 a3 e9 7e 85 c0 75 a1 RSP: 0018:ffff88804475f3d0 EFLAGS: 00000206 RAX: 0000000000000000 RBX: 00000000fffffe01 RCX: ffffffff812c9c2f RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8118e251 RBP: ffffffff838f44ad R08: 0000000000000001 R09: ffffffff876989cf R10: fffffbfff0ed3139 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888032f95ad0 R14: ffff888032f95ad8 R15: 0000000000000010 ip_finish_output2+0x73b/0x2120 ip_do_fragment+0x1e14/0x24e0 ip_fragment.constprop.0+0x16b/0x240 __ip_finish_output.part.0+0x883/0xd10 ip_output+0x2ec/0x8e0 ip_push_pending_frames+0x30b/0x5c0 raw_sendmsg+0x120d/0x2c80 inet_sendmsg+0x121/0x150 sock_sendmsg+0x19b/0x200 ____sys_sendmsg+0x74e/0x980 ___sys_sendmsg+0x110/0x1b0 __sys_sendmsg+0xf7/0x1d0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fa16917eb19 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:00007fa1666f4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa169291f60 RCX: 00007fa16917eb19 RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004 RBP: 00007fa1691d8f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff376977ef R14: 00007fa1666f4300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: 7c 1e jl 0x20 2: 40 84 f6 test %sil,%sil 5: 74 19 je 0x20 7: 48 89 4c 24 28 mov %rcx,0x28(%rsp) c: 44 89 54 24 20 mov %r10d,0x20(%rsp) 11: e8 59 82 6c 00 callq 0x6c826f 16: 48 8b 4c 24 28 mov 0x28(%rsp),%rcx 1b: 44 8b 54 24 20 mov 0x20(%rsp),%r10d 20: 8d 73 01 lea 0x1(%rbx),%esi 23: 8b 0c 8d 4c 66 4a 86 mov -0x79b599b4(,%rcx,4),%ecx * 2a: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx <-- trapping instruction 31: fc ff df 34: 48 8d 3c b5 4c 66 4a lea -0x79b599b4(,%rsi,4),%rdi 3b: 86 3c: 49 89 f8 mov %rdi,%r8 3f: 49 rex.WB