watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [syz-executor.4:8971] Modules linked in: irq event stamp: 3966673 hardirqs last enabled at (3966672): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (3966673): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (3935556): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (3935559): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 8971 Comm: syz-executor.4 Not tainted 6.2.0-rc1-next-20221226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc80 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 cd 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 de 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806cf09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8440b92b RDX: fffffbfff0b48571 RSI: 0000000000000004 RDI: ffffffff85a42b80 RBP: ffffffff85a42b80 R08: 0000000000000000 R09: ffffffff85a42b83 R10: fffffbfff0b48570 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48570 R14: 0000000000000001 R15: 1ffff1100d9e1346 FS: 00007f15a296f700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020450000 CR3: 0000000047dee000 CR4: 0000000000350ee0 Call Trace: do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xc70 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:unwind_next_frame+0x1515/0x2130 Code: 0f 84 ac ee ff ff 48 89 ef e8 d7 e3 ff ff 49 8d 7e 50 48 89 fa 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 <0f> 84 3a f8 ff ff e8 c0 2f 6a 00 e9 30 f8 ff ff 48 ba 00 00 00 00 RSP: 0018:ffff88804793f7a0 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 1ffff11008f27f0e RSI: ffff88804793fc20 RDI: ffff88804793f870 RBP: ffff888008441640 R08: ffffffff860f7d62 R09: ffffffff860f7d66 R10: ffffed1008f27f11 R11: ffff88804793f860 R12: ffff88804793f861 R13: ffff88804793f880 R14: ffff88804793f820 R15: 0000000000000007 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc+0x1e1/0x410 __create_object+0x3d/0xc40 __kmem_cache_alloc_node+0x25b/0x400 kmalloc_trace+0x26/0x60 selinux_netlbl_sock_genattr+0xb0/0x4b0 selinux_netlbl_socket_post_create+0x7b/0x170 selinux_socket_post_create+0x2e1/0x7f0 security_socket_post_create+0x6e/0xd0 __sock_create+0x644/0x760 __sys_socket+0x137/0x250 __x64_sys_socket+0x73/0xb0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f15a53f9b19 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:00007f15a296f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f15a550cf60 RCX: 00007f15a53f9b19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 000000000000000a RBP: 00007f15a5453f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc8f566bef R14: 00007f15a296f300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 9024 Comm: syz-executor.5 Not tainted 6.2.0-rc1-next-20221226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:write_comp_data+0x34/0x90 Code: 8b 05 08 b1 ba 7e 89 c6 81 e6 00 01 00 00 65 48 8b 14 25 00 89 03 00 a9 00 01 ff 00 74 0e 85 f6 74 59 8b 82 0c 14 00 00 85 c0 <74> 4f 8b 82 e8 13 00 00 83 f8 03 75 44 48 8b 82 f0 13 00 00 8b 92 RSP: 0018:ffff88806ce095b0 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffff88804845b060 RCX: ffffffff8139327b RDX: ffff8880158ed040 RSI: 0000000000000100 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88806ce2b908 R13: ffff88806ce2b840 R14: ffff88806ce2b8c0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564562236848 CR3: 000000000960a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: __hrtimer_run_queues+0x87b/0xc70 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:stack_trace_consume_entry+0xf/0x170 Code: 52 fd ff ff e8 02 a0 06 03 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 55 <53> 48 89 fb 48 83 c7 10 48 89 fa 48 c1 ea 03 48 83 ec 08 0f b6 04 RSP: 0018:ffff88806ce09838 EFLAGS: 00000282 RAX: dffffc0000000000 RBX: ffffffff8137fb50 RCX: 0000000000000000 RDX: 1ffff1100d9c1314 RSI: ffffffff82fcbf16 RDI: ffff88806ce09910 RBP: ffff88806ce098e0 R08: ffffffff86360394 R09: ffffffff86360398 R10: ffffed100d9c1316 R11: ffff88806ce09888 R12: ffff88806ce09910 R13: 0000000000000000 R14: ffff8880158ed040 R15: ffff888008441c80 arch_stack_walk+0x77/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 __call_rcu_common.constprop.0+0x6a/0x9f0 __kmem_cache_free+0x95/0x410 skb_release_data+0x6d8/0x810 consume_skb+0xcb/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xc70 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x70 Code: 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 8b 05 7d ab ba 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 00 89 03 00 00 01 ff 00 74 0e 85 c9 74 35 8b 82 0c 14 00 00 85 c0 74 2b 8b RSP: 0018:ffff88801a5576f8 EFLAGS: 00000246 RAX: 0000000080000001 RBX: 0000000000000002 RCX: 0000000000000000 RDX: ffff8880158ed040 RSI: ffffffff816cc67c RDI: 0000000000000005 RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000001 R12: ffff888046e218d0 R13: ffffea0000d5b780 R14: 0000000000000000 R15: ffff88801a557ad8 unmap_page_range+0x1c2c/0x2c10 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2760 do_group_exit+0xd4/0x2a0 get_signal+0x21b7/0x22f0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc96da02b19 Code: Unable to access opcode bytes at 0x7fc96da02aef. RSP: 002b:00007fc96af57188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: 0000000000018000 RBX: 00007fc96db16020 RCX: 00007fc96da02b19 RDX: 00000000000292e9 RSI: 0000000020000080 RDI: 0000000000000006 RBP: 00007fc96da5cf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff5ec6134f R14: 00007fc96af57300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 65 48 add %ah,0x48(%rbp) 5: 2b 04 25 28 00 00 00 sub 0x28,%eax c: 0f 85 cd 0a 00 00 jne 0xadf 12: 48 81 c4 88 00 00 00 add $0x88,%rsp 19: 5b pop %rbx 1a: 5d pop %rbp 1b: 41 5c pop %r12 1d: 41 5d pop %r13 1f: 41 5e pop %r14 21: 41 5f pop %r15 23: e9 de 1f 00 00 jmpq 0x2006 28: f3 90 pause * 2a: e9 71 ff ff ff jmpq 0xffffffa0 <-- trapping instruction 2f: 44 8b 74 24 48 mov 0x48(%rsp),%r14d 34: 41 81 fe 00 01 00 00 cmp $0x100,%r14d 3b: 0f .byte 0xf 3c: 84 e5 test %ah,%ch