audit: type=1400 audit(1732144875.063:15): avc: denied { setopt } for pid=7939 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:etc_aliases_t:s0 tclass=tcp_socket permissive=1 audit: type=1400 audit(1732144875.139:16): avc: denied { create } for pid=7939 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:gpg_helper_exec_t:s0 tclass=tcp_socket permissive=1 watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.2:7925] Modules linked in: irq event stamp: 3014449 hardirqs last enabled at (3014448): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3014449): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2976322): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2976331): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 7925 Comm: syz-executor.2 Not tainted 6.12.0-next-20241120 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:stack_trace_consume_entry+0x26/0x170 Code: 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 02 <84> c0 74 08 3c 03 0f 8e e7 00 00 00 48 8d 7b 08 8b 6b 10 48 b8 00 RSP: 0018:ffff88806ce09628 EFLAGS: 00000296 RAX: 0000000000000000 RBX: ffff88806ce09710 RCX: ffffffff86795d01 RDX: 1ffff1100d9c12e4 RSI: ffffffff811aa2b9 RDI: ffff88806ce09720 RBP: ffff88806ce096e0 R08: ffffffff86795da0 R09: ffff88806ce09688 R10: 000000000003c001 R11: 000000000000800c R12: ffff88806ce09710 R13: 0000000000000000 R14: ffff88800f0d0000 R15: 0000000000000820 FS: 00007fb540648700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9945481ae0 CR3: 000000003e2ca000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x77/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_node_noprof+0x14c/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+0xc4/0x100 irq_exit_rcu+0x9/0x20 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 44 92 ab ff 4d 85 ed 74 06 e8 6a 5f 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:ffff88803e4875c0 EFLAGS: 00000246 RAX: 00000000002d6a49 RBX: ffffea0000375680 RCX: 1ffffffff0fdfab6 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8184a686 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdd9f1 R10: ffffffff87eecf8f R11: 0000000000000000 R12: ffff88806ce40350 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88800dd5ab90 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 __register_sysctl_table+0xb6/0x16d0 ipv4_sysctl_init_net+0x105/0x400 ops_init+0x1e1/0x650 setup_net+0x1d7/0x7a0 copy_net_ns+0x2e3/0x6f0 create_new_namespaces+0x3f6/0xaf0 copy_namespaces+0x45c/0x580 copy_process+0x2704/0x8e90 kernel_clone+0xeb/0x850 __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb5430d2b19 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:00007fb540648188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007fb5431e5f60 RCX: 00007fb5430d2b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007fb54312cf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc664a458f R14: 00007fb540648300 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-next-20241120 #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:ffff88806cf099e0 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8486f2bf RDX: fffffbfff0c1b639 RSI: 0000000000000004 RDI: ffffffff860db1c0 RBP: ffffffff860db1c0 R08: 0000000000000000 R09: fffffbfff0c1b638 R10: ffffffff860db1c3 R11: 5050505001000011 R12: 1ffff1100d9e133d R13: 0000000000000003 R14: fffffbfff0c1b638 R15: ffff88806cf09a18 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c000711000 CR3: 00000000153e2000 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+0xc4/0x100 irq_exit_rcu+0x9/0x20 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 e9 b0 3d 00 0f 1f 44 00 00 fb f4 e9 7c 2e 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff8880096cfe68 EFLAGS: 00000206 RAX: 00000000001bcf1b RBX: 0000000000000001 RCX: ffffffff8484caf7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff812b10ea RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9e6cba R10: ffff88806cf365d3 R11: 0000000000000000 R12: ffffffff863f9410 R13: 1ffff110012d9fd2 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 kworker/u10:2 (102) used greatest stack depth: 23544 bytes left ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: f3 0f 1e fa endbr64 8: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax f: fc ff df 12: 55 push %rbp 13: 53 push %rbx 14: 48 89 fb mov %rdi,%rbx 17: 48 83 c7 10 add $0x10,%rdi 1b: 48 89 fa mov %rdi,%rdx 1e: 48 c1 ea 03 shr $0x3,%rdx 22: 48 83 ec 08 sub $0x8,%rsp 26: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax * 2a: 84 c0 test %al,%al <-- trapping instruction 2c: 74 08 je 0x36 2e: 3c 03 cmp $0x3,%al 30: 0f 8e e7 00 00 00 jle 0x11d 36: 48 8d 7b 08 lea 0x8(%rbx),%rdi 3a: 8b 6b 10 mov 0x10(%rbx),%ebp 3d: 48 rex.W 3e: b8 .byte 0xb8