watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz.1.909:10390] Modules linked in: irq event stamp: 10999383 hardirqs last enabled at (10999382): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357 hardirqs last disabled at (10999383): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1049 softirqs last enabled at (10867580): [] __do_softirq kernel/softirq.c:595 [inline] softirqs last enabled at (10867580): [] invoke_softirq kernel/softirq.c:435 [inline] softirqs last enabled at (10867580): [] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662 softirqs last disabled at (10867583): [] __do_softirq kernel/softirq.c:595 [inline] softirqs last disabled at (10867583): [] invoke_softirq kernel/softirq.c:435 [inline] softirqs last disabled at (10867583): [] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662 CPU: 1 UID: 0 PID: 10390 Comm: syz.1.909 Not tainted 6.13.0-rc3-syzkaller-g3f3c2f0cf669 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:lock_acquire+0x264/0x550 kernel/locking/lockdep.c:5853 Code: 2b 00 74 08 4c 89 f7 e8 aa 32 8b 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25 RSP: 0018:ffffc90000a18760 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff920001430f8 RCX: ffff88806544e4d8 RDX: dffffc0000000000 RSI: ffffffff8c0aa960 RDI: ffffffff8c5faf60 RBP: ffffc90000a188c0 R08: ffffffff942a2887 R09: 1ffffffff2854510 R10: dffffc0000000000 R11: fffffbfff2854511 R12: 1ffff920001430f4 R13: dffffc0000000000 R14: ffffc90000a187c0 R15: 0000000000000246 FS: 00007fbcd81bb6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf14ff8 CR3: 000000006bf9c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] link_sta_info_get_bss+0x6c/0x340 net/mac80211/sta_info.c:265 ieee80211_rx_for_interface+0x72/0x3d0 net/mac80211/rx.c:5163 __ieee80211_rx_handle_packet net/mac80211/rx.c:5334 [inline] ieee80211_rx_list+0x2df4/0x3810 net/mac80211/rx.c:5469 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5492 ieee80211_rx include/net/mac80211.h:5166 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:441 tasklet_action_common+0x426/0x620 kernel/softirq.c:811 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 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:lock_is_held_type+0x13b/0x190 Code: 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 42 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f RSP: 0018:ffffc90002f67418 EFLAGS: 00000206 RAX: 8bf80b778bfda400 RBX: 0000000000000000 RCX: ffff88806544da00 RDX: 0000000000000000 RSI: ffffffff8c0aa960 RDI: ffffffff8c5faf60 RBP: 0000000000000001 R08: ffffc90002f675ff R09: 0000000000000000 R10: ffffc90002f675f0 R11: fffff520005ecec0 R12: 0000000000000246 R13: ffff88806544da00 R14: 00000000ffffffff R15: ffffffff8e937b40 lock_is_held include/linux/lockdep.h:249 [inline] schedule_debug kernel/sched/core.c:5959 [inline] __schedule+0x20c/0x4c30 kernel/sched/core.c:6655 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078 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:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210 Code: 89 fb e8 23 00 00 00 48 8b 3d 74 df 8e 0c 48 89 de 5b e9 73 ff 5a 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 00 d6 03 00 65 8b 15 00 62 RSP: 0018:ffffc90002f67808 EFLAGS: 00000246 RAX: 0000000000000003 RBX: ffff88807a99821c RCX: ffffc90002f679e0 RDX: 0000000000000003 RSI: ffffffff90009d60 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000005 R09: ffffffff8bbf96f2 R10: 0000000000000003 R11: ffff88806544da00 R12: dffffc0000000000 R13: ffff88807a998200 R14: ffffc90002f67a18 R15: ffffc90002f679e8 ma_pivots lib/maple_tree.c:671 [inline] mtree_range_walk+0x12a/0x8e0 lib/maple_tree.c:2780 mas_state_walk lib/maple_tree.c:3620 [inline] mas_walk lib/maple_tree.c:4946 [inline] mas_find_setup lib/maple_tree.c:6014 [inline] mas_find+0x73d/0xbb0 lib/maple_tree.c:6054 vma_next include/linux/mm.h:1019 [inline] acct_collect+0x1f6/0x840 kernel/acct.c:564 do_exit+0x93e/0x28e0 kernel/exit.c:917 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: 0033:0x7fbcd738cd29 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:00007fbcd81bb0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000000 RBX: 00007fbcd75a5fa8 RCX: 00007fbcd738cd29 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fbcd75a5fac RBP: 00007fbcd75a5fa0 R08: 7fffffffffffffff R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 00007fbcd75a5fac R13: 0000000000000000 R14: 00007ffd041675e0 R15: 00007ffd041676c8 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 10381 Comm: syz.0.907 Not tainted 6.13.0-rc3-syzkaller-g3f3c2f0cf669 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:__lock_release kernel/locking/lockdep.c:5503 [inline] RIP: 0010:lock_release+0x1dc/0xa30 kernel/locking/lockdep.c:5870 Code: c7 a0 a4 0a 8c e8 c4 c0 4d 0a 65 ff 05 bd b2 87 7e 48 8d 94 24 80 00 00 00 48 c1 ea 03 42 0f b6 04 3a 84 c0 0f 85 6e 05 00 00 84 24 80 00 00 00 01 00 00 00 48 c7 c0 90 ad 19 90 48 c1 e8 03 RSP: 0018:ffffc90000006ea0 EFLAGS: 00000097 RAX: 0000000000000004 RBX: 0000000000000046 RCX: ffffc90000006f03 RDX: 1ffff92000000de4 RSI: ffffffff8c0aa4a0 RDI: ffffffff8c5faf60 RBP: ffffc90000006fd0 R08: ffffffff90197af7 R09: 1ffffffff2032f5e R10: dffffc0000000000 R11: fffffbfff2032f5f R12: 1ffff92000000de0 R13: ffffffff81aacaec R14: ffffc90000006f50 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fee912cd030 CR3: 000000000e736000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000020000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: rcu_lock_release include/linux/rcupdate.h:347 [inline] rcu_read_unlock include/linux/rcupdate.h:880 [inline] trace_call_bpf+0x602/0x8a0 kernel/trace/bpf_trace.c:148 perf_trace_run_bpf_submit+0x82/0x180 kernel/events/core.c:10466 do_perf_trace_preemptirq_template include/trace/events/preemptirq.h:14 [inline] perf_trace_preemptirq_template+0x2d2/0x3f0 include/trace/events/preemptirq.h:14 trace_irq_disable+0xf5/0x120 include/trace/events/preemptirq.h:36 irqentry_enter+0x39/0x60 kernel/entry/common.c:297 sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_done arch/x86/include/asm/unwind.h:50 [inline] RIP: 0010:arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:24 Code: ff ff ff 48 89 df e8 63 b1 09 00 48 85 c0 74 23 4c 89 f7 48 89 c6 4d 89 eb 41 ff d3 66 90 84 c0 74 11 48 89 df e8 94 b2 09 00 <83> bd 70 ff ff ff 00 75 d0 65 48 8b 04 25 28 00 00 00 48 3b 45 d0 RSP: 0018:ffffc90000007320 EFLAGS: 00000286 RAX: 0000000000000101 RBX: ffffc90000007320 RCX: 0000000000000103 RDX: dffffc0000000000 RSI: ffffc90000000000 RDI: 0000000000000001 RBP: ffffc900000073b0 R08: ffffc90000007f50 R09: 0000000000000000 R10: ffffc90000007370 R11: fffff52000000e70 R12: ffff8880262b3c00 R13: ffffffff818b39e0 R14: ffffc90000007400 R15: 0000000000000000 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 unpoison_slab_object mm/kasan/common.c:319 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:345 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4119 [inline] slab_alloc_node mm/slub.c:4168 [inline] kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4220 kmalloc_reserve+0xa8/0x2a0 net/core/skbuff.c:587 __alloc_skb+0x1f3/0x440 net/core/skbuff.c:678 skb_copy+0x19d/0x9c0 net/core/skbuff.c:2159 mac80211_hwsim_tx_frame_no_nl+0x106b/0x18d0 drivers/net/wireless/virtual/mac80211_hwsim.c:1866 mac80211_hwsim_tx_frame+0x1cc/0x220 drivers/net/wireless/virtual/mac80211_hwsim.c:2215 mac80211_hwsim_beacon_tx+0x3bf/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2315 __iterate_interfaces+0x297/0x570 net/mac80211/util.c:758 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:794 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x59b/0xd30 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 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+0x1ee/0x2f0 kernel/trace/trace_event_perf.c:421 Code: 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 03 00 00 00 00 <48> 89 e8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc RSP: 0018:ffffc900039ef020 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffe8ffffaa1024 RCX: ffff8880262b3c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008 RBP: ffffe8ffffaa1000 R08: ffffffff81a9106b R09: 1ffffffff2032f5e R10: dffffc0000000000 R11: fffffbfff2032f5f R12: 000000000000002c R13: dffffc0000000000 R14: ffffe8ffffaa102b R15: ffff8880b86376e0 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 rcu_lock_release include/linux/rcupdate.h:347 [inline] rcu_read_unlock include/linux/rcupdate.h:880 [inline] page_ext_put+0xa3/0xc0 mm/page_ext.c:550 get_and_clear_full_ptes include/linux/pgtable.h:705 [inline] zap_present_folio_ptes mm/memory.c:1502 [inline] zap_present_ptes mm/memory.c:1585 [inline] zap_pte_range mm/memory.c:1627 [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+0x2c2e/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: 0033:0x7f756158cd29 Code: Unable to access opcode bytes at 0x7f756158ccff. RSP: 002b:00007f7562326038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000fcf4 RBX: 00007f75617a5fa0 RCX: 00007f756158cd29 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000009 RBP: 00007f756160e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f75617a5fa0 R15: 00007fff0c62eff8