watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.6:8576] Modules linked in: irq event stamp: 4135967 hardirqs last enabled at (4135966): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4135967): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4111676): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4111679): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 8576 Comm: syz-executor.6 Not tainted 6.1.0-rc7-next-20221205 #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 09 79 6a 00 48 8b 54 24 28 48 8b 74 24 20 44 8b 5c 24 18 8b 0c 95 6c f3 48 86 <8d> 56 01 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 6c f3 48 86 49 RSP: 0018:ffff88806cf09698 EFLAGS: 00000246 RAX: 0000000000000003 RBX: 0000000000000002 RCX: 000000000007587e RDX: 000000000001fd41 RSI: 000000000001fd41 RDI: ffffffff8650e870 RBP: ffff88806cf09770 R08: ffffffff862eb8d0 R09: ffffffff862eb8d4 R10: ffffed100d9e12f0 R11: 0000000000038001 R12: ffff88806cf09759 R13: ffff88806cf09778 R14: ffff88806cf09718 R15: ffffffff82fd412d FS: 00007f759acde700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7db48a28b0 CR3: 0000000046658000 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 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc_node+0x1f5/0x420 __alloc_skb+0x21a/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+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 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+0x1c2/0x2130 Code: 8d 43 ff 39 c6 0f 83 8c 15 00 00 48 b8 00 00 00 00 00 fc ff df 89 f2 48 8d 3c 95 6c f3 48 86 48 89 f9 48 c1 e9 03 0f b6 0c 01 <48> 89 f8 83 e0 07 83 c0 03 38 c8 7c 27 84 c9 74 23 48 89 54 24 28 RSP: 0018:ffff888038327480 EFLAGS: 00000213 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 00000000000012f2 RSI: 00000000000012f2 RDI: ffffffff86493f34 RBP: ffff8880383275a8 R08: 0000000000000000 R09: ffff888038327550 R10: ffffed1007064eb7 R11: 0000000000038001 R12: ffff888038327591 R13: ffff8880383275b0 R14: ffff888038327550 R15: ffffffff8112f2bd __unwind_start+0x513/0x7c0 arch_stack_walk+0x63/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10a/0x190 kmem_cache_free_bulk.part.0+0x210/0x770 mas_destroy+0x384/0x560 mas_store_prealloc+0xf4/0x160 __vma_adjust+0xc63/0x1ac0 __split_vma+0x4c7/0x5d0 split_vma+0xa3/0xe0 mprotect_fixup+0x650/0x8d0 do_mprotect_pkey+0x76c/0xaf0 __x64_sys_pkey_mprotect+0x97/0x100 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f759d768b19 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:00007f759acde188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f759d87bf60 RCX: 00007f759d768b19 RDX: 0000000000000002 RSI: 0000000000001000 RDI: 0000000020ffd000 RBP: 00007f759d7c2f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffef5fedc1f R14: 00007f759acde300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 8605 Comm: syz-executor.0 Not tainted 6.1.0-rc7-next-20221205 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 0f ae f0 0f ae e8 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 b6 75 31 03 48 89 c6 31 d2 bf e0 06 00 00 e8 f3 6a RSP: 0018:ffff88806ce09840 EFLAGS: 00000012 RAX: 000001c42f90d088 RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 00000000000001c4 RSI: ffff88806ce28100 RDI: 00000000000003c2 RBP: ffff88806ce28100 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000ac2 R11: 0000000000000001 R12: 00000000000003c2 R13: 0000000000000000 R14: 0000000000000001 R15: ffff88806ce2b840 FS: 00007f84ee7f5700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff968a3d68 CR3: 000000003a736000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 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 ce 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:ffff88806ce09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff844179bb RDX: fffffbfff0b483c1 RSI: 0000000000000004 RDI: ffffffff85a41e00 RBP: ffffffff85a41e00 R08: 0000000000000000 R09: ffffffff85a41e03 R10: fffffbfff0b483c0 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b483c0 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+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 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:lock_is_held_type+0xfc/0x130 Code: 60 02 87 84 e8 b5 0e 00 00 b8 ff ff ff ff 65 0f c1 05 50 2f c3 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 c6 41 02 00 45 31 ed eb RSP: 0018:ffff88803c19f520 EFLAGS: 00000292 RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff85608780 R08: 0000000000000000 R09: ffffffff85d07c17 R10: fffffbfff0ba0f82 R11: 0000000000000001 R12: ffff8880212c9ac0 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff8880212ca420 rcu_read_lock_sched_held+0x42/0x80 lock_acquire+0x462/0x530 kmem_cache_alloc_lru+0xcf/0x760 sock_alloc_inode+0x27/0x1d0 alloc_inode+0x63/0x240 new_inode_pseudo+0x17/0x80 sock_alloc+0x40/0x260 sock_create_lite+0x83/0x120 __netlink_kernel_create+0xe2/0x870 fib_net_init+0x1d7/0x370 ops_init+0xbb/0x680 setup_net+0x40c/0x9d0 copy_net_ns+0x31c/0x760 create_new_namespaces+0x3f6/0xb30 copy_namespaces+0x3b7/0x4a0 copy_process+0x29e3/0x7220 kernel_clone+0xeb/0x950 __do_sys_clone3+0x1d9/0x370 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f84f127fb19 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:00007f84ee7f5188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f84f1392f60 RCX: 00007f84f127fb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f84f12d9f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc9dcb9b3f R14: 00007f84ee7f5300 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 09 79 6a 00 callq 0x6a791d 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 6c f3 48 86 mov -0x79b70c94(,%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 6c f3 48 lea -0x79b70c94(,%rdx,4),%rdi 3e: 86 3f: 49 rex.WB