watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [syz-executor.3:10560] CPU#0 Utilization every 22s during lockup: #1: 0% system, 7% softirq, 94% hardirq, 0% idle #2: 1% system, 7% softirq, 94% hardirq, 0% idle #3: 0% system, 7% softirq, 94% hardirq, 0% idle #4: 0% system, 7% softirq, 94% hardirq, 0% idle #5: 1% system, 7% softirq, 94% hardirq, 0% idle CPU#0 Detect HardIRQ Time exceeds 50%. Most frequent HardIRQs: #1: 8 irq#35 #2: 6 irq#36 Modules linked in: irq event stamp: 11928199 hardirqs last enabled at (11928198): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357 hardirqs last disabled at (11928199): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1043 softirqs last enabled at (9172): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last enabled at (9172): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last enabled at (9172): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 softirqs last disabled at (9175): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last disabled at (9175): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last disabled at (9175): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 CPU: 0 PID: 10560 Comm: syz-executor.3 Not tainted 6.10.0-rc2-syzkaller-00738-g041c1dc988fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:__kernel_text_address+0x0/0x40 kernel/extable.c:78 Code: c1 03 38 c1 7c c3 48 c7 c7 00 27 ad 8f e8 e8 ca 99 00 eb b5 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 53 48 89 fb e8 43 00 00 00 85 c0 0f 95 c0 48 c7 c1 00 RSP: 0018:ffffc90000007570 EFLAGS: 00000246 RAX: 0000000000000102 RBX: ffffc900000075e8 RCX: ffff8880253dbc00 RDX: ffff8880253dbc00 RSI: 0000000000000002 RDI: ffffffff8181df08 RBP: 0000000000000002 R08: ffffffff8140edd7 R09: ffffffff814108cf R10: 0000000000000003 R11: ffff8880253dbc00 R12: ffff8880253dbc00 R13: ffffffff8181dfd0 R14: dffffc0000000000 R15: 1ffff92000000ebd FS: 00007f577f2186c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f577f1f7d58 CR3: 0000000052f20000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0x125/0x1b0 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2195 [inline] slab_free mm/slub.c:4436 [inline] kmem_cache_free+0x145/0x350 mm/slub.c:4511 tcp_write_queue_purge+0x136/0x2f0 net/ipv4/tcp.c:3002 tcp_done_with_error+0x41/0xc0 net/ipv4/tcp_input.c:4446 tcp_write_err net/ipv4/tcp_timer.c:77 [inline] tcp_write_timeout net/ipv4/tcp_timer.c:293 [inline] tcp_retransmit_timer+0x16ff/0x32d0 net/ipv4/tcp_timer.c:575 tcp_write_timer+0x132/0x290 net/ipv4/tcp_timer.c:708 call_timer_fn+0x18e/0x650 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2417 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2428 run_timer_base kernel/time/timer.c:2437 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__schedule+0x5/0x4a20 kernel/sched/core.c:6616 Code: c7 c6 00 85 ab 8c e8 0a a2 4f f6 90 0f 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <48> 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 01 00 RSP: 0018:ffffc9000320f350 EFLAGS: 00000286 RAX: fcfdc114aa9a2f00 RBX: 1ffff92000641e74 RCX: ffffffff8172d78a RDX: dffffc0000000000 RSI: ffffffff8bcabb80 RDI: 0000000000000001 RBP: ffffc9000320f410 R08: ffffffff92faf587 R09: 1ffffffff25f5eb0 R10: dffffc0000000000 R11: fffffbfff25f5eb1 R12: 1ffff92000641e6c R13: 1ffff92000641e70 R14: ffffc9000320f380 R15: dffffc0000000000 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7067 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__pte_offset_map+0x4/0x380 mm/pgtable-generic.c:283 Code: b2 db ab ff e9 02 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec 80 00 RSP: 0018:ffffc9000320f4d8 EFLAGS: 00000246 RAX: ffffc9000320f560 RBX: dffffc0000000000 RCX: ffff8880253dbc00 RDX: ffffc9000320f560 RSI: 00002aaaaaaab000 RDI: ffff88801507aaa8 RBP: ffffc9000320f5d0 R08: ffffffff81e26eba R09: 1ffffd400000b940 R10: dffffc0000000000 R11: fffff9400000b941 R12: 1ffff92000641ea4 R13: ffff88801507aaa8 R14: 00002aaaaaaab000 R15: 1ffff92000641eac __pte_offset_map_lock+0xc7/0x300 mm/pgtable-generic.c:371 get_locked_pte include/linux/mm.h:2744 [inline] __text_poke+0x2c5/0xd30 arch/x86/kernel/alternative.c:1883 text_poke arch/x86/kernel/alternative.c:1968 [inline] text_poke_bp_batch+0x59c/0xb30 arch/x86/kernel/alternative.c:2301 text_poke_flush arch/x86/kernel/alternative.c:2470 [inline] text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2477 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146 static_key_enable_cpuslocked+0x136/0x260 kernel/jump_label.c:205 static_key_enable+0x1a/0x20 kernel/jump_label.c:218 tracepoint_add_func+0x953/0x9e0 kernel/tracepoint.c:361 tracepoint_probe_register_prio kernel/tracepoint.c:511 [inline] tracepoint_probe_register+0x105/0x160 kernel/tracepoint.c:531 perf_trace_event_reg kernel/trace/trace_event_perf.c:129 [inline] perf_trace_event_init+0x478/0x930 kernel/trace/trace_event_perf.c:202 perf_trace_init+0x243/0x2e0 kernel/trace/trace_event_perf.c:226 perf_tp_event_init+0x8d/0x110 kernel/events/core.c:10210 perf_try_init_event+0x139/0x3f0 kernel/events/core.c:11685 perf_init_event kernel/events/core.c:11755 [inline] perf_event_alloc+0x1018/0x20a0 kernel/events/core.c:12033 __do_sys_perf_event_open kernel/events/core.c:12540 [inline] __se_sys_perf_event_open+0xb43/0x38d0 kernel/events/core.c:12431 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f577e47cea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f577f2180c8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f577e5b4050 RCX: 00007f577e47cea9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040 RBP: 00007f577e4ebff4 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f577e5b4050 R15: 00007ffc19b97dd8 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 1244 Comm: aoe_tx0 Not tainted 6.10.0-rc2-syzkaller-00738-g041c1dc988fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:87 [inline] RIP: 0010:memory_is_nonzero mm/kasan/generic.c:104 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:161 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x86/0x290 mm/kasan/generic.c:189 Code: 00 fc ff df 4f 8d 3c 31 4c 89 fd 4c 29 dd 48 83 fd 10 7f 29 48 85 ed 0f 84 3e 01 00 00 4c 89 cd 48 f7 d5 48 01 dd 41 80 3b 00 <0f> 85 c9 01 00 00 49 ff c3 48 ff c5 75 ee e9 1e 01 00 00 45 89 dc RSP: 0018:ffffc90000a18bb0 EFLAGS: 00000046 RAX: 1ffffffff1bb7b01 RBX: 1ffff92000143190 RCX: ffffffff81665ad2 RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc90000a18c80 RBP: fffffffffffffffe R08: ffffc90000a18c8f R09: 1ffff92000143191 R10: dffffc0000000000 R11: fffff52000143190 R12: 1ffff9200014318c R13: ffff888069a78014 R14: dffffc0000000001 R15: fffff52000143192 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000004fa8c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __asan_memset+0x23/0x50 mm/kasan/shadow.c:84 ttwu_queue kernel/sched/core.c:4050 [inline] try_to_wake_up+0x7a2/0x1470 kernel/sched/core.c:4378 hrtimer_wakeup+0x62/0x80 kernel/time/hrtimer.c:1923 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_trylock_spinning kernel/printk/printk.c:2007 [inline] RIP: 0010:vprintk_emit+0x576/0x770 kernel/printk/printk.c:2344 Code: 0a 20 00 4c 21 e3 0f 85 3a 01 00 00 e8 23 05 20 00 4d 89 ec 4d 85 ff 75 07 e8 16 05 20 00 eb 06 e8 0f 05 20 00 fb 44 8b 3c 24 <48> c7 c7 60 fa 20 8e 31 f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 RSP: 0018:ffffc900047e7440 EFLAGS: 00000293 RAX: ffffffff81762181 RBX: 0000000000000000 RCX: ffff888023041e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900047e7530 R08: ffffffff8176215f R09: 1ffffffff25f5ed2 R10: dffffc0000000000 R11: fffffbfff25f5ed3 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffffffff81761fdf R15: 000000000000002d dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4951 dev_printk_emit+0xdd/0x120 drivers/base/core.c:4962 __netdev_printk+0x3e0/0x4d0 net/core/dev.c:11625 netdev_warn+0x122/0x170 net/core/dev.c:11678 ieee802154_subif_start_xmit+0x134/0x190 net/mac802154/tx.c:245 __netdev_start_xmit include/linux/netdevice.h:4882 [inline] netdev_start_xmit include/linux/netdevice.h:4896 [inline] xmit_one net/core/dev.c:3578 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3594 sch_direct_xmit+0x2b6/0x5f0 net/sched/sch_generic.c:343 __dev_xmit_skb net/core/dev.c:3807 [inline] __dev_queue_xmit+0x1a24/0x3d30 net/core/dev.c:4359 dev_queue_xmit include/linux/netdevice.h:3095 [inline] tx+0x6b/0x180 drivers/block/aoe/aoenet.c:62 kthread+0x23a/0x450 drivers/block/aoe/aoecmd.c:1229 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244