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zzqq0103
Jul 8th, 2025
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  1. wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
  2. wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
  3. wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
  4. wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
  5. watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz.0.47:2279]
  6. Modules linked in:
  7. irq event stamp: 7502173
  8. hardirqs last enabled at (7502172): [<ffffffff8ba4786b>] irqentry_exit+0x3b/0x90 kernel/entry/common.c:357
  9. hardirqs last disabled at (7502173): [<ffffffff8ba4622f>] sysvec_apic_timer_interrupt+0xf/0x80 arch/x86/kernel/apic/apic.c:1049
  10. softirqs last enabled at (7498572): [<ffffffff885a981c>] softirq_handle_end kernel/softirq.c:407 [inline]
  11. softirqs last enabled at (7498572): [<ffffffff885a981c>] handle_softirqs+0x50c/0x770 kernel/softirq.c:589
  12. softirqs last disabled at (7498575): [<ffffffff885a9bb4>] __do_softirq kernel/softirq.c:595 [inline]
  13. softirqs last disabled at (7498575): [<ffffffff885a9bb4>] invoke_softirq kernel/softirq.c:435 [inline]
  14. softirqs last disabled at (7498575): [<ffffffff885a9bb4>] __irq_exit_rcu+0xc4/0x100 kernel/softirq.c:662
  15. CPU: 0 UID: 0 PID: 2279 Comm: syz.0.47 Not tainted 6.13.0 #1
  16. Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014
  17. RIP: 0010:sched_balance_update_blocked_averages+0x2b0/0x17a0 kernel/sched/fair.c:9807
  18. Code: 7c 24 30 e8 02 05 07 00 48 8b bc 24 80 00 00 00 e8 45 c4 fd ff 48 83 7c 24 28 00 74 06 e8 d8 da 31 00 fb 48 81 c4 90 00 00 00 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 fc 1d 68 03 48 8b 84 24 80 00 00
  19. RSP: 0018:ffff88811ae09f20 EFLAGS: 00000282
  20. RAX: 0000000000727938 RBX: ffff88811ae289c8 RCX: 1ffffffff1e0a40e
  21. RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff886822f8
  22. RBP: ffff88811ae09f48 R08: 0000000000000001 R09: fffffbfff1e047f2
  23. R10: ffffffff8f023f97 R11: 0000000000000001 R12: 0000000000000000
  24. R13: dffffc0000000000 R14: ffff88811ae3c258 R15: ffff88811ae3bae0
  25. FS: 0000000000000000(0000) GS:ffff88811ae00000(0000) knlGS:0000000000000000
  26. CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  27. CR2: 00007f7ad368d463 CR3: 00000000a0686006 CR4: 0000000000770ef0
  28. PKRU: 80000000
  29. Call Trace:
  30. <IRQ>
  31. sched_balance_softirq+0xbd/0x120 kernel/sched/fair.c:12808
  32. handle_softirqs+0x1b1/0x770 kernel/softirq.c:561
  33. __do_softirq kernel/softirq.c:595 [inline]
  34. invoke_softirq kernel/softirq.c:435 [inline]
  35. __irq_exit_rcu+0xc4/0x100 kernel/softirq.c:662
  36. irq_exit_rcu+0x9/0x20 kernel/softirq.c:678
  37. instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
  38. sysvec_apic_timer_interrupt+0x70/0x80 arch/x86/kernel/apic/apic.c:1049
  39. </IRQ>
  40. <TASK>
  41. asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
  42. RIP: 0010:srso_alias_safe_ret+0x0/0x7 arch/x86/lib/retpoline.S:171
  43. Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <48> 8d 64 24 08 c3 cc e8 f4 ff ff ff 0f 0b cc cc cc cc cc cc cc cc
  44. RSP: 0018:ffff88800a867580 EFLAGS: 00000292
  45. RAX: 0000000000000001 RBX: ffffffff8b13956d RCX: 0000000000000001
  46. RDX: 1ffff1100150cec2 RSI: ffff88800a867a20 RDI: ffffffff8b13956d
  47. RBP: ffff88800a867610 R08: 0000000000000001 R09: ffff88800a8675f8
  48. R10: 000000000003a001 R11: 000000000009459b R12: ffff88800a867680
  49. R13: 0000000000000000 R14: ffff88810fb68000 R15: ffffea000424dc00
  50. srso_alias_return_thunk+0x5/0xfbef5 arch/x86/lib/retpoline.S:181
  51. __kernel_text_address+0xd/0x40 kernel/extable.c:79
  52. unwind_get_return_address arch/x86/kernel/unwind_orc.c:369 [inline]
  53. unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:364
  54. arch_stack_walk+0x9d/0xf0 arch/x86/kernel/stacktrace.c:26
  55. stack_trace_save+0x8f/0xc0 kernel/stacktrace.c:122
  56. kasan_save_stack+0x24/0x50 mm/kasan/common.c:47
  57. kasan_save_track+0x14/0x30 mm/kasan/common.c:68
  58. kasan_save_free_info+0x3a/0x60 mm/kasan/generic.c:582
  59. poison_slab_object mm/kasan/common.c:247 [inline]
  60. __kasan_slab_free+0x38/0x50 mm/kasan/common.c:264
  61. kasan_slab_free include/linux/kasan.h:233 [inline]
  62. slab_free_hook mm/slub.c:2353 [inline]
  63. slab_free mm/slub.c:4613 [inline]
  64. kmem_cache_free+0x138/0x470 mm/slub.c:4715
  65. sk_prot_free net/core/sock.c:2202 [inline]
  66. __sk_destruct+0x4fe/0x820 net/core/sock.c:2296
  67. sk_destruct net/core/sock.c:2311 [inline]
  68. __sk_free+0x1a9/0x4b0 net/core/sock.c:2322
  69. sk_free net/core/sock.c:2333 [inline]
  70. sock_put include/net/sock.h:1910 [inline]
  71. sk_common_release+0x26a/0x380 net/core/sock.c:3852
  72. inet_release+0xed/0x200 net/ipv4/af_inet.c:435
  73. inet6_release+0x50/0x80 net/ipv6/af_inet6.c:487
  74. __sock_release+0xb3/0x270 net/socket.c:640
  75. sock_close+0x1c/0x30 net/socket.c:1408
  76. __fput+0x3fb/0xb40 fs/file_table.c:450
  77. task_work_run+0x173/0x280 kernel/task_work.c:239
  78. exit_task_work include/linux/task_work.h:43 [inline]
  79. do_exit+0xab5/0x2a40 kernel/exit.c:938
  80. do_group_exit+0xd3/0x2a0 kernel/exit.c:1087
  81. get_signal+0x2240/0x2320 kernel/signal.c:3036
  82. arch_do_signal_or_restart+0x81/0x780 arch/x86/kernel/signal.c:337
  83. exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
  84. exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
  85. __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
  86. syscall_exit_to_user_mode+0x123/0x1e0 kernel/entry/common.c:218
  87. do_syscall_64+0xcc/0x1d0 arch/x86/entry/common.c:89
  88. entry_SYSCALL_64_after_hwframe+0x77/0x7f
  89. RIP: 0033:0x7f86a1afa12d
  90. Code: Unable to access opcode bytes at 0x7f86a1afa103.
  91. RSP: 002b:00007f86a0074fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
  92. RAX: 0000000000000005 RBX: 00007f86a1e06160 RCX: 00007f86a1afa12d
  93. RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000100
  94. RBP: 00007f86a1be1505 R08: 0000000000000002 R09: 0000000000000000
  95. R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
  96. R13: 0000000000000000 R14: 00007f86a1a962a0 R15: 00007f86a0055000
  97. </TASK>
  98. Sending NMI from CPU 0 to CPUs 1-3:
  99. NMI backtrace for cpu 1 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
  100. NMI backtrace for cpu 1 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
  101. NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742
  102. NMI backtrace for cpu 2 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
  103. NMI backtrace for cpu 2 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
  104. NMI backtrace for cpu 2 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742
  105. NMI backtrace for cpu 3 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
  106. NMI backtrace for cpu 3 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
  107. NMI backtrace for cpu 3 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742
  108. journal-offline (3476) used greatest stack depth: 22848 bytes left
  109. wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
  110. wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
  111.  
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