watchdog: BUG: soft lockup - CPU#0 stuck for 144s! [syz.0.59:6113] Modules linked in: irq event stamp: 9783427 hardirqs last enabled at (9783426): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357 hardirqs last disabled at (9783427): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1049 softirqs last enabled at (9781380): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last enabled at (9781380): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last enabled at (9781380): [] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 softirqs last disabled at (9781383): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last disabled at (9781383): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last disabled at (9781383): [] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 CPU: 0 UID: 0 PID: 6113 Comm: syz.0.59 Not tainted 6.13.0-rc2-syzkaller-00038-g4d33dc1bc31d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:ieee80211_inform_bss+0x98f/0x1080 net/mac80211/scan.c:141 Code: 00 44 88 3b 48 8b 44 24 30 42 0f b6 04 28 84 c0 0f 85 4a 04 00 00 41 0f b6 1e 31 ff 89 de e8 48 0e 6b f6 85 db 4c 8b 7c 24 28 <74> 07 e8 3a 0b 6b f6 eb 24 e8 33 0b 6b f6 49 8d 9c 24 9f 00 00 00 RSP: 0018:ffffc90000006ee0 EFLAGS: 00000246 RAX: 0000000000000100 RBX: 0000000000000000 RCX: ffff88802e253c00 RDX: ffff88802e253c00 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007010 R08: ffffffff8b3452f8 R09: 1ffff1100500221b R10: dffffc0000000000 R11: ffffed100500221c R12: ffff888028011070 R13: dffffc0000000000 R14: ffff88803a783af8 R15: ffffc90000007828 FS: 00007f68aa5f66c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2a4491 CR3: 000000004532a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rdev_inform_bss net/wireless/rdev-ops.h:418 [inline] cfg80211_inform_single_bss_data+0xec1/0x2070 net/wireless/scan.c:2334 cfg80211_inform_bss_data+0x3ce/0x5e80 net/wireless/scan.c:3189 cfg80211_inform_bss_frame_data+0x3bb/0x720 net/wireless/scan.c:3284 ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226 ieee80211_scan_rx+0x526/0x9c0 net/mac80211/scan.c:340 __ieee80211_rx_handle_packet net/mac80211/rx.c:5232 [inline] ieee80211_rx_list+0x2c44/0x3810 net/mac80211/rx.c:5469 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5492 ieee80211_rx include/net/mac80211.h:5163 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:441 tasklet_action_common+0x426/0x620 kernel/softirq.c:804 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 irq_exit_rcu+0x9/0x30 kernel/softirq.c:671 instr_sysvec_irq_work arch/x86/kernel/irq_work.c:17 [inline] sysvec_irq_work+0xa3/0xc0 arch/x86/kernel/irq_work.c:17 asm_sysvec_irq_work+0x1a/0x20 arch/x86/include/asm/idtentry.h:738 RIP: 0010:preempt_schedule_irq+0xf6/0x1c0 kernel/sched/core.c:7078 Code: 89 f5 49 c1 ed 03 eb 0d 48 f7 03 08 00 00 00 0f 84 8b 00 00 00 bf 01 00 00 00 e8 a5 34 a4 f5 e8 00 ec dd f5 fb bf 01 00 00 00 85 ab ff ff 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 35 90 3c f6 48 RSP: 0018:ffffc900045fe740 EFLAGS: 00000286 RAX: b8e999d880ac2f00 RBX: ffff88802e253c00 RCX: ffffffff9a3a8903 RDX: dffffc0000000000 RSI: ffffffff8c0a9760 RDI: 0000000000000001 RBP: ffffc900045fe800 R08: ffffffff901965f7 R09: 1ffffffff2032cbe R10: dffffc0000000000 R11: fffffbfff2032cbf R12: 1ffff920008bfce8 R13: 1ffff920008bfcec R14: ffffc900045fe760 R15: dffffc0000000000 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:get_stack_info+0xc0/0xf0 arch/x86/kernel/dumpstack_64.c:213 Code: 8b 33 48 c7 c7 35 2a 05 8e e8 dc 35 c9 ff eb cb be 01 00 00 00 48 c7 c7 80 61 76 8e 4c 89 e2 e8 96 cc bc 03 4d 0f a3 e5 72 9a <8b> 1b 48 83 fb 40 73 0f b8 01 00 00 00 89 d9 48 d3 e0 49 09 06 eb RSP: 0018:ffffc900045fe8c8 EFLAGS: 00000282 RAX: 00000000045fe901 RBX: ffffc900045fe960 RCX: ffffc900045f8000 RDX: ffffc900045fe960 RSI: ffffc90004600000 RDI: ffffc900045fe900 RBP: ffff88802e253c00 R08: ffffc900045fe901 R09: 0000000000000000 R10: ffffc900045fe960 R11: fffff520008bfd38 R12: 0000000000000001 R13: 0000000000000000 R14: ffffc900045fe980 R15: 0000000000000000 __unwind_start+0x434/0x740 arch/x86/kernel/unwind_orc.c:729 unwind_start arch/x86/include/asm/unwind.h:64 [inline] arch_stack_walk+0xe5/0x150 arch/x86/kernel/stacktrace.c:24 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:582 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2338 [inline] slab_free mm/slub.c:4598 [inline] kfree+0x196/0x430 mm/slub.c:4746 bpf_prog_calc_tag+0x663/0x900 kernel/bpf/core.c:359 resolve_pseudo_ldimm64+0xe0/0x1240 kernel/bpf/verifier.c:19518 bpf_check+0x75b1/0x1f1b0 kernel/bpf/verifier.c:22942 bpf_prog_load+0x1667/0x20f0 kernel/bpf/syscall.c:2947 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5790 __do_sys_bpf kernel/bpf/syscall.c:5897 [inline] __se_sys_bpf kernel/bpf/syscall.c:5895 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5895 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: 0033:0x7f68ac77ff19 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:00007f68aa5f6058 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f68ac946080 RCX: 00007f68ac77ff19 RDX: 0000000000000080 RSI: 0000000020000500 RDI: 0000000000000005 RBP: 00007f68ac7f3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f68ac946080 R15: 00007ffc450b57b8 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 6129 Comm: syz.2.66 Not tainted 6.13.0-rc2-syzkaller-00038-g4d33dc1bc31d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:19 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:87 [inline] RIP: 0010:lockdep_hardirqs_on_prepare+0x102/0x780 kernel/locking/lockdep.c:4387 Code: 0f 85 a8 00 00 00 4c 8d 74 24 40 4c 89 f3 48 c1 eb 03 80 3c 13 00 74 12 4c 89 f7 e8 78 70 8b 00 48 ba 00 00 00 00 00 fc ff df <48> c7 44 24 40 00 00 00 00 9c 8f 44 24 40 80 3c 13 00 74 12 4c 89 RSP: 0018:ffffc90000a18340 EFLAGS: 00000046 RAX: 0000000000000004 RBX: 1ffff92000143070 RCX: ffffffff9a3a8903 RDX: dffffc0000000000 RSI: ffffffff8c5f9920 RDI: ffffffff8c5f98e0 RBP: ffffc90000a183f8 R08: ffffffff901965f7 R09: 1ffffffff2032cbe R10: dffffc0000000000 R11: fffffbfff2032cbf R12: 0000000000000000 R13: 0000000000000000 R14: ffffc90000a18380 R15: 1ffff9200014306c FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8e92075000 CR3: 0000000025fa8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_hardirqs_on+0x28/0x40 kernel/trace/trace_preemptirq.c:78 irqentry_exit+0x63/0x90 kernel/entry/common.c:357 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:perf_raw_frag_last include/linux/perf_event.h:100 [inline] RIP: 0010:perf_sample_save_raw_data include/linux/perf_event.h:1298 [inline] RIP: 0010:perf_tp_event+0x475/0x22c0 kernel/events/core.c:10546 Code: 03 00 00 44 8b ac 24 58 02 00 00 48 8b 84 24 a8 00 00 00 42 80 3c 20 00 4c 8d bc 24 40 02 00 00 74 08 4c 89 ff e8 db 08 35 00 <48> 8b 9c 24 40 02 00 00 bf 08 00 00 00 48 89 de e8 66 a0 ce ff 48 RSP: 0018:ffffc90000a184c0 EFLAGS: 00000246 RAX: 1ffff920001430e0 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000a185d8 RBP: ffffc90000a187c0 R08: ffffc90000a185d7 R09: 0000000000000000 R10: ffffc90000a185c8 R11: fffff520001430bb R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88805b0f0c60 R15: ffffc90000a18700 perf_trace_run_bpf_submit+0x100/0x180 kernel/events/core.c:10471 do_perf_trace_lock include/trace/events/lock.h:50 [inline] perf_trace_lock+0x388/0x490 include/trace/events/lock.h:50 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x9cc/0xa30 kernel/locking/lockdep.c:5860 __raw_write_unlock include/linux/rwlock_api_smp.h:224 [inline] _raw_write_unlock+0x16/0x50 kernel/locking/spinlock.c:342 addrconf_rs_timer+0x2a6/0x670 net/ipv6/addrconf.c:4084 call_timer_fn+0x187/0x650 kernel/time/timer.c:1793 expire_timers kernel/time/timer.c:1844 [inline] __run_timers kernel/time/timer.c:2418 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2430 run_timer_base kernel/time/timer.c:2439 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2449 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 irq_exit_rcu+0x9/0x30 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:perf_trace_buf_alloc+0x1d3/0x2f0 kernel/trace/trace_event_perf.c:419 Code: 80 3c 28 00 74 08 48 89 df e8 99 d0 5c 00 48 03 2b 49 63 c4 48 8d 5c 28 f8 4c 8d 74 28 ff 48 89 d8 48 c1 e8 03 42 0f b6 04 28 <84> c0 75 74 4c 89 f0 48 c1 e8 03 42 0f b6 04 28 84 c0 75 7f 48 c7 RSP: 0018:ffffc900042cf020 EFLAGS: 00000a03 RAX: 0000000000000000 RBX: ffffe8ffffda4024 RCX: ffff888027a68000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000008 RBP: ffffe8ffffda4000 R08: ffffffff81a8fabb R09: 1ffffffff2032cbe R10: dffffc0000000000 R11: fffffbfff2032cbf R12: 000000000000002c R13: dffffc0000000000 R14: ffffe8ffffda402b R15: ffff8880b87376e0 do_perf_trace_lock include/trace/events/lock.h:50 [inline] perf_trace_lock+0x1de/0x490 include/trace/events/lock.h:50 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x9cc/0xa30 kernel/locking/lockdep.c:5860 __raw_spin_unlock include/linux/spinlock_api_smp.h:141 [inline] _raw_spin_unlock+0x16/0x50 kernel/locking/spinlock.c:186 spin_unlock include/linux/spinlock.h:391 [inline] zap_pte_range mm/memory.c:1705 [inline] zap_pmd_range mm/memory.c:1753 [inline] zap_pud_range mm/memory.c:1782 [inline] zap_p4d_range mm/memory.c:1803 [inline] unmap_page_range+0x36c3/0x4040 mm/memory.c:1824 unmap_vmas+0x3cc/0x5f0 mm/memory.c:1914 exit_mmap+0x275/0xc20 mm/mmap.c:1668 __mmput+0x115/0x3c0 kernel/fork.c:1353 exit_mm+0x220/0x310 kernel/exit.c:570 do_exit+0x9b2/0x28e0 kernel/exit.c:925 do_group_exit+0x207/0x2c0 kernel/exit.c:1087 get_signal+0x16b2/0x1750 kernel/signal.c:3017 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdd74d7ff19 Code: Unable to access opcode bytes at 0x7fdd74d7feef. RSP: 002b:00007fdd75b49058 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: 0000000000000008 RBX: 00007fdd74f45fa0 RCX: 00007fdd74d7ff19 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000000000000000a RBP: 00007fdd74df3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fdd74f45fa0 R15: 00007ffcea93b6c8