watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.3:5414] Modules linked in: irq event stamp: 4524665 hardirqs last enabled at (4524664): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4524665): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4431118): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4431121): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 5414 Comm: syz-executor.3 Not tainted 6.2.0-rc3-next-20230109 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x1fd/0x2130 Code: 48 89 54 24 28 48 89 74 24 20 44 89 5c 24 18 e8 f9 cd 6a 00 48 8b 54 24 28 48 8b 74 24 20 44 8b 5c 24 18 8b 0c 95 10 b7 49 86 <8d> 56 01 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 10 b7 49 86 49 RSP: 0018:ffff88806cf09760 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000002 RCX: 00000000000b486f RDX: 0000000000034471 RSI: 0000000000034471 RDI: ffffffff8656c8d4 RBP: ffff88806cf09838 R08: ffffffff86097dd2 R09: ffffffff86097dd6 R10: ffffed100d9e1309 R11: 0000000000038001 R12: ffff88806cf09821 R13: ffff88806cf09840 R14: ffff88806cf097e0 R15: ffffffff844471a6 FS: 00007f84949ac700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb3ea0f5ae0 CR3: 000000000fcfe000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 set_track_prepare+0x74/0xd0 __create_object+0x3b4/0xc40 __kmem_cache_alloc_node+0x1ed/0x2f0 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:kernel_text_address+0x4/0xc0 Code: 25 03 48 c7 c7 c4 9d d0 85 e8 c8 cc 5e 00 eb bb 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 <55> 48 89 fd 48 83 ec 08 e8 3f ff ff ff 85 c0 74 0f b8 01 00 00 00 RSP: 0018:ffff88803bfcf7d0 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffffffff81385d10 RCX: ffff88803bfcf8a0 RDX: 1ffff110077f9f0b RSI: ffff88803bfcf898 RDI: ffffffff81385d10 RBP: ffff88803bfcf858 R08: ffffffff8604885a R09: ffffffff8604885e R10: ffffed10077f9f0d R11: ffff88803bfcf840 R12: ffff88803bfcf8c8 R13: 0000000000000000 R14: ffff88800e425040 R15: 00000000000000f0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc+0x172/0x300 __create_object+0x3d/0xc40 __kmem_cache_alloc_node+0x1ed/0x2f0 kmalloc_trace+0x26/0x120 selinux_sk_alloc_security+0x94/0x210 security_sk_alloc+0x5a/0xb0 sk_prot_alloc+0x20b/0x280 sk_alloc+0x38/0x7b0 __netlink_create+0x63/0x340 netlink_create+0x3b6/0x5f0 __sock_create+0x34e/0x7e0 __sys_socket+0x137/0x250 __x64_sys_socket+0x73/0xb0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f8497436b19 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:00007f84949ac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f8497549f60 RCX: 00007f8497436b19 RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f8497490f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdfca920f R14: 00007f84949ac300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5412 Comm: syz-executor.4 Not tainted 6.2.0-rc3-next-20230109 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__lock_acquire+0x40/0x5e00 Code: 00 00 fc ff df 53 65 4c 8b 24 25 80 89 03 00 48 81 ec 10 01 00 00 48 8b 84 24 48 01 00 00 48 c7 84 24 90 00 00 00 b3 8a b5 41 <48> c7 84 24 98 00 00 00 d0 5d 24 85 48 89 44 24 20 48 8d 84 24 90 RSP: 0018:ffff88806ce09630 EFLAGS: 00000086 RAX: 0000000000000000 RBX: 1ffff1100d9c12f5 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88806ce2b8d8 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff0ba18ba R11: 0000000000000001 R12: ffff88800e423580 R13: 0000000000000001 R14: ffff88806ce2b8d8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056485283f648 CR3: 000000000f134000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: lock_acquire.part.0+0x11e/0x340 _raw_spin_lock_irqsave+0x3d/0x60 hrtimer_interrupt+0xfd/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc90 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 e6 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 ee 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e4 00 00 RSP: 0018:ffff88806ce09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff84445edb RDX: fffffbfff0b48ac9 RSI: 0000000000000004 RDI: ffffffff85a45640 RBP: ffffffff85a45640 R08: 0000000000000000 R09: ffffffff85a45643 R10: fffffbfff0b48ac8 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48ac8 R14: 0000000000000001 R15: 1ffff1100d9c1346 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+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:unmap_page_range+0x19de/0x2c90 Code: 09 00 00 41 80 4f 20 10 4d 85 ed 0f 84 19 f0 ff ff e8 a6 de db ff 49 8d 45 08 48 89 84 24 98 00 00 00 48 c1 e8 03 80 3c 28 00 <0f> 85 e1 09 00 00 49 8b 5d 08 31 ff 49 89 de 41 83 e6 01 4c 89 f6 RSP: 0018:ffff8880470ff700 EFLAGS: 00000246 RAX: 1ffffd40000ceb41 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff88800e423580 RSI: ffffffff816d93ca RDI: ffff8880470ffaf0 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801ffb9f78 R13: ffffea0000675a00 R14: 0000000000000001 R15: ffff8880470ffad8 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f80b1e9bb19 Code: Unable to access opcode bytes at 0x7f80b1e9baef. RSP: 002b:00007f80af411188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a3 RAX: fffffffffffffffe RBX: 00007f80b1faef60 RCX: 00007f80b1e9bb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000200 RBP: 00007f80b1ef5f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5642745f R14: 00007f80af411300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 48 89 54 24 28 mov %rdx,0x28(%rsp) 5: 48 89 74 24 20 mov %rsi,0x20(%rsp) a: 44 89 5c 24 18 mov %r11d,0x18(%rsp) f: e8 f9 cd 6a 00 callq 0x6ace0d 14: 48 8b 54 24 28 mov 0x28(%rsp),%rdx 19: 48 8b 74 24 20 mov 0x20(%rsp),%rsi 1e: 44 8b 5c 24 18 mov 0x18(%rsp),%r11d 23: 8b 0c 95 10 b7 49 86 mov -0x79b648f0(,%rdx,4),%ecx * 2a: 8d 56 01 lea 0x1(%rsi),%edx <-- trapping instruction 2d: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 34: fc ff df 37: 48 8d 3c 95 10 b7 49 lea -0x79b648f0(,%rdx,4),%rdi 3e: 86 3f: 49 rex.WB