RBP: 00007f3349a7a8ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3349b9af80 R15: 00007ffe060b0a58
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 262s! [syz.3.328:1545]
Modules linked in:
CPU: 1 PID: 1545 Comm: syz.3.328 Not tainted 5.15.152-syzkaller-00143-g70e1a731d986 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:check_kcov_mode kernel/kcov.c:174 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 kernel/kcov.c:197
Code: 00 2b 92 7e 65 8b 15 01 2b 92 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 5c 0b 00 00 00 74 2c 8b 91 38 0b 00 00 <83> fa 02 75 21 48 8b 91 40 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 3c
RSP: 0018:ffffc90000a071f0 EFLAGS: 00000246
RAX: ffffffff81659ddb RBX: 1ffff1103ee07af1 RCX: ffff888120db3b40
RDX: 0000000000000002 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc90000a071f0 R08: ffffffff81659daa R09: ffffed103ee271d3
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff8881f703d788 R14: ffff8881f7138e80 R15: dffffc0000000000
FS:  00007f334868c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020016038 CR3: 00000001171f3000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 csd_lock_wait kernel/smp.c:440 [inline]
 smp_call_function_many_cond+0x85b/0x9b0 kernel/smp.c:969
 on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1135
 on_each_cpu include/linux/smp.h:71 [inline]
 flush_tlb_kernel_range+0x184/0x210 arch/x86/mm/tlb.c:1033
 __purge_vmap_area_lazy+0x230/0x1690 mm/vmalloc.c:1694
 _vm_unmap_aliases+0x339/0x3b0 mm/vmalloc.c:2118
 vm_unmap_aliases+0x19/0x20 mm/vmalloc.c:2141
 change_page_attr_set_clr+0x308/0x1050 arch/x86/mm/pat/set_memory.c:1740
 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1797 [inline]
 set_memory_ro+0xa1/0xe0 arch/x86/mm/pat/set_memory.c:1943
 bpf_jit_binary_lock_ro include/linux/filter.h:888 [inline]
 bpf_int_jit_compile+0xbf42/0xc6d0 arch/x86/net/bpf_jit_comp.c:2372
 bpf_prog_select_runtime+0x706/0x9e0 kernel/bpf/core.c:1930
 bpf_prog_load+0x1315/0x1b50 kernel/bpf/syscall.c:2337
 __sys_bpf+0x4bc/0x760 kernel/bpf/syscall.c:4633
 __do_sys_bpf kernel/bpf/syscall.c:4737 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4735 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:4735
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f3349a0c9f9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f334868c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3349b9af80 RCX: 00007f3349a0c9f9
RDX: 0000000000000090 RSI: 00000000200000c0 RDI: 0000000000000005
RBP: 00007f3349a7a8ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3349b9af80 R15: 00007ffe060b0a58
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1546 Comm: syz.2.332 Not tainted 5.15.152-syzkaller-00143-g70e1a731d986 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:native_halt arch/x86/include/asm/irqflags.h:57 [inline]
RIP: 0010:halt arch/x86/include/asm/irqflags.h:98 [inline]
RIP: 0010:kvm_wait+0x117/0x180 arch/x86/kernel/kvm.c:912
Code: 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 53 41 0f b6 45 00 44 38 f0 0f 85 63 ff ff ff 66 90 0f 00 2d 5a 02 13 04 f4 <e9> 54 ff ff ff fa 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b
RSP: 0018:ffffc900000079a0 EFLAGS: 00000046
RAX: 0000000000000003 RBX: 1ffff92000000f38 RCX: ffffffff8155068f
RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888111a7c600
RBP: ffffc90000007a50 R08: dffffc0000000000 R09: ffffed102234f8c1
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888111a7c600 R14: 0000000000000003 R15: 1ffff92000000f3c
FS:  00005555567e7500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3251c42d58 CR3: 000000011b831000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 pv_wait arch/x86/include/asm/paravirt.h:597 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x6bc/0xc40 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 do_raw_spin_lock_flags include/linux/spinlock.h:199 [inline]
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:162
 __lock_task_sighand kernel/signal.c:1413 [inline]
 lock_task_sighand include/linux/sched/signal.h:710 [inline]
 do_send_sig_info+0x7e/0x230 kernel/signal.c:1302
 group_send_sig_info+0x113/0x460 kernel/signal.c:1451
 do_bpf_send_signal+0x8c/0x150 kernel/trace/bpf_trace.c:779
 irq_work_single kernel/irq_work.c:155 [inline]
 irq_work_run_list+0x1c2/0x290 kernel/irq_work.c:177
 irq_work_run+0x69/0xf0 kernel/irq_work.c:186
 __sysvec_irq_work+0x63/0x1b0 arch/x86/kernel/irq_work.c:22
 sysvec_irq_work+0x41/0xb0 arch/x86/kernel/irq_work.c:17
 asm_sysvec_irq_work+0x1b/0x20 arch/x86/include/asm/idtentry.h:664
RIP: 0010:ffs arch/x86/include/asm/bitops.h:297 [inline]
RIP: 0010:__do_softirq+0x10e/0x5bf kernel/softirq.c:553
Code: a0 21 48 85 e8 83 3d bf ff 65 66 c7 05 09 6f e3 7a 00 00 48 c7 c7 a0 21 48 85 e8 6d 3d bf ff 65 89 1d ee 70 e2 7a fb 89 5d b8 <b8> ff ff ff ff 0f bc 45 b8 41 89 c4 41 ff c4 0f 85 c5 00 00 00 48
RSP: 0018:ffffc90000007f70 EFLAGS: 00000286
RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffff88811a0ce2c0
RDX: 1ffffffff0e98a00 RSI: ffffffff854821a0 RDI: ffffffff85a314a0
RBP: ffffc90000007fe8 R08: ffffffff874c5000 R09: ffffffff874c5008
R10: ffffffff874c5018 R11: ffffffff874c5010 R12: ffff88811a0ce2c0
R13: dffffc0000000000 R14: 0000000000400040 R15: dffffc0000000000
 do_softirq+0xf6/0x150 kernel/softirq.c:452
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x75/0x80 kernel/softirq.c:379
 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:176 [inline]
 _raw_spin_unlock_bh+0x51/0x60 kernel/locking/spinlock.c:210
 sock_hash_delete_elem+0x2a2/0x2f0 net/core/sock_map.c:945
 bpf_prog_49ee9ac806db73d8+0x3a/0xc78
 bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline]
 __bpf_prog_run include/linux/filter.h:625 [inline]
 bpf_prog_run include/linux/filter.h:632 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline]
 bpf_trace_run3+0x11e/0x250 kernel/trace/bpf_trace.c:1918
 __bpf_trace_kmem_cache_free+0x99/0xc0 include/trace/events/kmem.h:138
 __traceiter_kmem_cache_free+0x32/0x50 include/trace/events/kmem.h:138
 trace_kmem_cache_free include/trace/events/kmem.h:138 [inline]
 kmem_cache_free+0x2c3/0x2e0 mm/slub.c:3536
 __sigqueue_free kernel/signal.c:462 [inline]
 collect_signal kernel/signal.c:601 [inline]
 __dequeue_signal+0x4f8/0x600 kernel/signal.c:623
 dequeue_signal+0x10c/0x520 kernel/signal.c:643
 get_signal+0x7cf/0x1630 kernel/signal.c:2777
 arch_do_signal_or_restart+0xbd/0x1680 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:148 [inline]
 exit_to_user_mode_loop+0xa0/0xe0 kernel/entry/common.c:172
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:301
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f3252fbbd27
Code: 48 89 df 4c 89 e9 4c 8d 4c 24 57 e8 83 f4 ff ff 41 ba 08 00 00 00 31 d2 4c 89 fe 41 89 c0 bf 02 00 00 00 b8 0e 00 00 00 0f 05 <45> 85 c0 0f 85 0a 06 00 00 80 7c 24 56 00 74 18 48 8d bb 18 06 00
RSP: 002b:00007ffcea8f53d0 EFLAGS: 00000246 ORIG_RAX: 000000000000000e
RAX: 0000000000000000 RBX: 00007f3251c426c0 RCX: 00007f3252fbbd27
RDX: 0000000000000000 RSI: 00007ffcea8f5428 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcea8f5427
R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffcea8f5520
R13: 00007f3251c22000 R14: 00007f3251c426c0 R15: 00007ffcea8f5428
 </TASK>