RBP: 00007fd4fdc0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fd4fdda5fa0 R15: 00007ffe88ece678
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz.0.709:3097]
Modules linked in:
CPU: 1 PID: 3097 Comm: syz.0.709 Not tainted 6.1.124-syzkaller-00004-g1ac09f5c0571 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:csd_lock_wait kernel/smp.c:453 [inline]
RIP: 0010:smp_call_function_many_cond+0x854/0x930 kernel/smp.c:998
Code: e6 01 31 ff e8 dd 9b 09 00 41 83 e7 01 49 bf 00 00 00 00 00 fc ff df 75 0a e8 18 98 09 00 e9 2f ff ff ff f3 90 42 0f b6 04 3b <84> c0 75 14 41 f7 06 01 00 00 00 0f 84 12 ff ff ff e8 f6 97 09 00
RSP: 0018:ffffc900009a7440 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff1103edc7a99 RCX: 0000000000080000
RDX: ffffc9000162a000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc900009a7558 R08: ffffffff816bfc93 R09: ffffed103ede71fb
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000800000000 R14: ffff8881f6e3d4c8 R15: dffffc0000000000
FS:  00007fd4fe95c6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000013968d000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x40/0x80 kernel/smp.c:1166
 on_each_cpu include/linux/smp.h:71 [inline]
 text_poke_sync arch/x86/kernel/alternative.c:1334 [inline]
 text_poke_bp_batch+0x1e9/0x730 arch/x86/kernel/alternative.c:1534
 text_poke_flush arch/x86/kernel/alternative.c:1725 [inline]
 text_poke_finish+0x1a/0x30 arch/x86/kernel/alternative.c:1732
 arch_jump_label_transform_apply+0x15/0x30 arch/x86/kernel/jump_label.c:146
 __jump_label_update+0x36a/0x380 kernel/jump_label.c:451
 jump_label_update+0x3af/0x450 kernel/jump_label.c:797
 static_key_disable_cpuslocked+0xd1/0x1b0 kernel/jump_label.c:203
 static_key_disable+0x1a/0x30 kernel/jump_label.c:211
 tracepoint_remove_func kernel/tracepoint.c:417 [inline]
 tracepoint_probe_unregister+0x60a/0x900 kernel/tracepoint.c:551
 bpf_probe_unregister+0x61/0x70 kernel/trace/bpf_trace.c:2358
 bpf_raw_tp_link_release+0x63/0x90 kernel/bpf/syscall.c:3175
 bpf_link_free+0x129/0x3f0 kernel/bpf/syscall.c:2744
 bpf_link_put kernel/bpf/syscall.c:2770 [inline]
 bpf_link_release+0x170/0x180 kernel/bpf/syscall.c:2779
 __fput+0x1e5/0x870 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x24d/0x2e0 kernel/task_work.c:203
 get_signal+0x15a0/0x1820 kernel/signal.c:2666
 arch_do_signal_or_restart+0xb0/0x16f0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x74/0xa0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303
 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd4fdb8cde9
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:00007fd4fe95bfe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: fffffffffffffff4 RBX: 00007fd4fdda5fa0 RCX: 00007fd4fdb8cde9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000041200000
RBP: 00007fd4fdc0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fd4fdda5fa0 R15: 00007ffe88ece678
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 3127 Comm: syz.3.718 Not tainted 6.1.124-syzkaller-00004-g1ac09f5c0571 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
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:1058
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 da de 50 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: 0000:ffffc90000ee6b00 EFLAGS: 00000046
RAX: 0000000000000003 RBX: 1ffff920001dcd64 RCX: ffffffff8522878c
RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881f6e27b80
RBP: ffffc90000ee6bb0 R08: dffffc0000000000 R09: ffffed103edc4f71
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881f6e27b80 R14: 0000000000000003 R15: 1ffff920001dcd68
FS:  000055558c7a5500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e212ff8 CR3: 0000000134021000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 pv_wait arch/x86/include/asm/paravirt.h:603 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x6de/0xda0 kernel/locking/qspinlock.c:511
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:591 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline]
 do_raw_spin_lock include/linux/spinlock.h:187 [inline]
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline]
 _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:162
 lock_timer_base+0x12f/0x270 kernel/time/timer.c:1005
 __mod_timer+0x1c9/0xcf0 kernel/time/timer.c:1078
 add_timer+0x68/0x80 kernel/time/timer.c:1218
 __queue_delayed_work+0x16d/0x1f0 kernel/workqueue.c:1686
 queue_delayed_work_on+0x10f/0x180 kernel/workqueue.c:1711
 queue_delayed_work include/linux/workqueue.h:525 [inline]
 schedule_delayed_monitor_work kernel/rcu/tree.c:3216 [inline]
 kvfree_call_rcu+0x490/0x800 kernel/rcu/tree.c:3472
 trie_delete_elem+0x5a6/0x760 kernel/bpf/lpm_trie.c:545
 bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e
 bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline]
 __bpf_prog_run include/linux/filter.h:603 [inline]
 bpf_prog_run include/linux/filter.h:610 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2282 [inline]
 bpf_trace_run3+0x177/0x2e0 kernel/trace/bpf_trace.c:2322
 __bpf_trace_timer_start+0x2b/0x40 include/trace/events/timer.h:53
 trace_timer_start include/trace/events/timer.h:53 [inline]
 enqueue_timer+0x303/0x480 kernel/time/timer.c:615
 internal_add_timer kernel/time/timer.c:640 [inline]
 __mod_timer+0x8d3/0xcf0 kernel/time/timer.c:1121
 add_timer+0x68/0x80 kernel/time/timer.c:1218
 jbd2_get_transaction fs/jbd2/transaction.c:121 [inline]
 start_this_handle+0x14ec/0x2080 fs/jbd2/transaction.c:411
 jbd2__journal_start+0x2ea/0x720 fs/jbd2/transaction.c:520
 __ext4_journal_start_sb+0x24d/0x4b0 fs/ext4/ext4_jbd2.c:105
 __ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
 ext4_dirty_inode+0x8f/0x100 fs/ext4/inode.c:6088
 __mark_inode_dirty+0x200/0xa60 fs/fs-writeback.c:2439
 generic_update_time fs/inode.c:1946 [inline]
 inode_update_time fs/inode.c:1959 [inline]
 __file_update_time+0x241/0x260 fs/inode.c:2147
 file_update_time+0x34c/0x3c0 fs/inode.c:2178
 ext4_page_mkwrite+0x32a/0x13b0 fs/ext4/inode.c:6209
 do_page_mkwrite mm/memory.c:3034 [inline]
 do_shared_fault mm/memory.c:4797 [inline]
 do_fault+0x1023/0x1f10 mm/memory.c:4865
 handle_pte_fault mm/memory.c:5157 [inline]
 __handle_mm_fault mm/memory.c:5299 [inline]
 handle_mm_fault+0x189f/0x30e0 mm/memory.c:5439
 do_user_addr_fault arch/x86/mm/fault.c:1323 [inline]
 handle_page_fault arch/x86/mm/fault.c:1466 [inline]
 exc_page_fault+0x3b3/0x6d0 arch/x86/mm/fault.c:1522
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:608
RIP: 0033:0x7fc113c6d8d2
Code: 0f 1f 84 00 00 00 00 00 be 08 00 00 00 48 89 df e8 c3 92 fe ff 48 8b 53 38 48 8d 42 f8 48 89 43 38 8b 43 28 83 c0 08 89 43 28 <4c> 89 62 f8 41 8d 56 01 41 39 ee 0f 83 8d 00 00 00 41 89 d6 48 8b
RSP: 002b:00007ffcbbdf00e0 EFLAGS: 00010202
RAX: 000000000000d008 RBX: 00007fc114ad5720 RCX: 0000000000000000
RDX: 0000001b2e213000 RSI: 0000000000000008 RDI: 00007fc114ad5720
RBP: 0000000000000102 R08: 00007fc1131ff050 R09: 00007fc113f92000
R10: 00007fc1131ff008 R11: 000000000000000a R12: ffffffff819ead91
R13: 00007fc113fa6038 R14: 0000000000000057 R15: ffffffffffff3000
 </TASK>