KASAN: slab-use-after-free Read in hci_cmd_work

==================================================================
BUG: KASAN: slab-use-after-free in hci_cmd_work+0x5d0/0x7b0 net/bluetooth/hci_core.c:4174
Read of size 2 at addr ffff8880267d6538 by task kworker/u9:0/52

CPU: 1 UID: 0 PID: 52 Comm: kworker/u9:0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: hci0 hci_cmd_work
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xca/0x240 mm/kasan/report.c:482
 kasan_report+0x118/0x150 mm/kasan/report.c:595
 hci_cmd_work+0x5d0/0x7b0 net/bluetooth/hci_core.c:4174
 process_one_work+0x93a/0x15e0 kernel/workqueue.c:3261
 process_scheduled_works kernel/workqueue.c:3344 [inline]
 worker_thread+0x9b0/0xee0 kernel/workqueue.c:3425
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>

Allocated by task 5152:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 unpoison_slab_object mm/kasan/common.c:339 [inline]
 __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:365
 kasan_slab_alloc include/linux/kasan.h:252 [inline]
 slab_post_alloc_hook mm/slub.c:4948 [inline]
 slab_alloc_node mm/slub.c:5258 [inline]
 kmem_cache_alloc_node_noprof+0x43c/0x710 mm/slub.c:5310
 __alloc_skb+0x112/0x2d0 net/core/skbuff.c:664
 alloc_skb include/linux/skbuff.h:1383 [inline]
 bt_skb_alloc include/net/bluetooth/bluetooth.h:510 [inline]
 hci_cmd_sync_alloc+0x3d/0x3b0 net/bluetooth/hci_sync.c:58
 hci_cmd_sync_add net/bluetooth/hci_sync.c:99 [inline]
 __hci_cmd_sync_sk+0x1a7/0xc70 net/bluetooth/hci_sync.c:168
 __hci_cmd_sync_status_sk net/bluetooth/hci_sync.c:263 [inline]
 __hci_cmd_sync_status net/bluetooth/hci_sync.c:287 [inline]
 hci_reset_sync+0x4a/0x140 net/bluetooth/hci_sync.c:3664
 hci_init1_sync net/bluetooth/hci_sync.c:3750 [inline]
 hci_init_sync net/bluetooth/hci_sync.c:4874 [inline]
 hci_dev_init_sync net/bluetooth/hci_sync.c:5066 [inline]
 hci_dev_open_sync+0xec5/0x2dc0 net/bluetooth/hci_sync.c:5144
 hci_dev_do_open net/bluetooth/hci_core.c:430 [inline]
 hci_power_on+0x1b4/0x720 net/bluetooth/hci_core.c:959
 process_one_work+0x93a/0x15e0 kernel/workqueue.c:3261
 process_scheduled_works kernel/workqueue.c:3344 [inline]
 worker_thread+0x9b0/0xee0 kernel/workqueue.c:3425
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246

Freed by task 5843:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:252 [inline]
 __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284
 kasan_slab_free include/linux/kasan.h:234 [inline]
 slab_free_hook mm/slub.c:2540 [inline]
 slab_free mm/slub.c:6663 [inline]
 kmem_cache_free+0x197/0x640 mm/slub.c:6774
 kfree_skb_reason include/linux/skbuff.h:1322 [inline]
 kfree_skb include/linux/skbuff.h:1331 [inline]
 vhci_read+0x49a/0x5b0 drivers/bluetooth/hci_vhci.c:593
 vfs_read+0x200/0xa30 fs/read_write.c:570
 ksys_read+0x145/0x250 fs/read_write.c:715
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff8880267d6500
 which belongs to the cache skbuff_head_cache of size 240
The buggy address is located 56 bytes inside of
 freed 240-byte region [ffff8880267d6500, ffff8880267d65f0)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x267d6
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801e2ac000 dead000000000122 0000000000000000
raw: 0000000000000000 00000000800c000c 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5840, tgid 5840 (syz-executor.0), ts 87260889326, free_ts 87217767862
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1851
 prep_new_page mm/page_alloc.c:1859 [inline]
 get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3920
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5215
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2486
 alloc_slab_page mm/slub.c:3075 [inline]
 allocate_slab+0x86/0x3b0 mm/slub.c:3248
 new_slab mm/slub.c:3302 [inline]
 ___slab_alloc+0xf56/0x1990 mm/slub.c:4651
 __slab_alloc+0x65/0x100 mm/slub.c:4774
 __slab_alloc_node mm/slub.c:4850 [inline]
 slab_alloc_node mm/slub.c:5246 [inline]
 kmem_cache_alloc_node_noprof+0x4ce/0x710 mm/slub.c:5310
 __alloc_skb+0x112/0x2d0 net/core/skbuff.c:664
 alloc_skb include/linux/skbuff.h:1383 [inline]
 alloc_uevent_skb+0x7d/0x230 lib/kobject_uevent.c:289
 uevent_net_broadcast_untagged lib/kobject_uevent.c:326 [inline]
 kobject_uevent_net_broadcast+0x2fa/0x560 lib/kobject_uevent.c:410
 kobject_uevent_env+0x55c/0x9f0 lib/kobject_uevent.c:608
 device_add+0x557/0xb80 drivers/base/core.c:3670
 rfkill_register+0x17a/0x8e0 net/rfkill/core.c:1084
 hci_register_dev+0x3f2/0x8b0 net/bluetooth/hci_core.c:2631
 __vhci_create_device drivers/bluetooth/hci_vhci.c:451 [inline]
 vhci_create_device+0x39c/0x650 drivers/bluetooth/hci_vhci.c:479
page last free pid 0 tgid 0 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1395 [inline]
 __free_frozen_pages+0xbc8/0xd30 mm/page_alloc.c:2948
 rcu_do_batch kernel/rcu/tree.c:2605 [inline]
 rcu_core+0xcab/0x1770 kernel/rcu/tree.c:2861
 handle_softirqs+0x27d/0x880 kernel/softirq.c:626
 __do_softirq kernel/softirq.c:660 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:727
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:743
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697

Memory state around the buggy address:
 ffff8880267d6400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8880267d6480: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc fc
>ffff8880267d6500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff8880267d6580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
 ffff8880267d6600: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
==================================================================


Warning: Permanently added '10.128.1.245' (ED25519) to the list of known hosts.
2025/11/17 13:06:16 ignoring optional flag "type"="gce"
2025/11/17 13:06:16 parsed 1 programs
[   85.244526][ T5832] cgroup: Unknown subsys name 'net'
[   85.364016][ T5832] cgroup: Unknown subsys name 'cpuset'
[   85.374364][ T5832] cgroup: Unknown subsys name 'rlimit'
2025/11/17 13:06:18 executed programs: 0
[   87.169056][ T5832] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
[   87.278331][   T52] ==================================================================
[   87.286833][   T52] BUG: KASAN: slab-use-after-free in hci_cmd_work+0x5d0/0x7b0
[   87.295054][   T52] Read of size 2 at addr ffff8880267d6538 by task kworker/u9:0/52
[   87.302975][   T52] 
[   87.305317][   T52] CPU: 1 UID: 0 PID: 52 Comm: kworker/u9:0 Not tainted syzkaller #0 PREEMPT(full) 
[   87.305339][   T52] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[   87.305352][   T52] Workqueue: hci0 hci_cmd_work
[   87.305384][   T52] Call Trace:
[   87.305394][   T52]  <TASK>
[   87.305403][   T52]  dump_stack_lvl+0x189/0x250
[   87.305432][   T52]  ? __virt_addr_valid+0x1c8/0x5c0
[   87.305451][   T52]  ? rcu_is_watching+0x15/0xb0
[   87.305468][   T52]  ? __pfx_dump_stack_lvl+0x10/0x10
[   87.305493][   T52]  ? rcu_is_watching+0x15/0xb0
[   87.305510][   T52]  ? lock_release+0x4b/0x3d0
[   87.305533][   T52]  ? _raw_spin_lock_irqsave+0xb3/0xf0
[   87.305557][   T52]  ? __virt_addr_valid+0x1c8/0x5c0
[   87.305576][   T52]  ? __virt_addr_valid+0x4a5/0x5c0
[   87.305595][   T52]  print_report+0xca/0x240
[   87.305619][   T52]  ? hci_cmd_work+0x5d0/0x7b0
[   87.305644][   T52]  kasan_report+0x118/0x150
[   87.305669][   T52]  ? hci_cmd_work+0x5d0/0x7b0
[   87.305699][   T52]  hci_cmd_work+0x5d0/0x7b0
[   87.305735][   T52]  ? process_one_work+0x868/0x15e0
[   87.305757][   T52]  process_one_work+0x93a/0x15e0
[   87.305779][   T52]  ? __lock_acquire+0xab9/0xd20
[   87.305810][   T52]  ? __pfx_process_one_work+0x10/0x10
[   87.305837][   T52]  ? assign_work+0x3a1/0x410
[   87.305861][   T52]  worker_thread+0x9b0/0xee0
[   87.305896][   T52]  kthread+0x711/0x8a0
[   87.305915][   T52]  ? __pfx_worker_thread+0x10/0x10
[   87.305939][   T52]  ? __pfx_kthread+0x10/0x10
[   87.305965][   T52]  ? _raw_spin_unlock_irq+0x23/0x50
[   87.305987][   T52]  ? lockdep_hardirqs_on+0x9c/0x150
[   87.306010][   T52]  ? __pfx_kthread+0x10/0x10
[   87.306027][   T52]  ret_from_fork+0x599/0xb30
[   87.306051][   T52]  ? __pfx_ret_from_fork+0x10/0x10
[   87.306078][   T52]  ? __switch_to_asm+0x39/0x70
[   87.306097][   T52]  ? __switch_to_asm+0x33/0x70
[   87.306114][   T52]  ? __pfx_kthread+0x10/0x10
[   87.306131][   T52]  ret_from_fork_asm+0x1a/0x30
[   87.306157][   T52]  </TASK>
[   87.306163][   T52] 
[   87.501419][   T52] Allocated by task 5152:
[   87.505776][   T52]  kasan_save_track+0x3e/0x80
[   87.510709][   T52]  __kasan_slab_alloc+0x6c/0x80
[   87.515664][   T52]  kmem_cache_alloc_node_noprof+0x43c/0x710
[   87.521610][   T52]  __alloc_skb+0x112/0x2d0
[   87.526147][   T52]  hci_cmd_sync_alloc+0x3d/0x3b0
[   87.531411][   T52]  __hci_cmd_sync_sk+0x1a7/0xc70
[   87.536395][   T52]  hci_reset_sync+0x4a/0x140
[   87.541097][   T52]  hci_dev_open_sync+0xec5/0x2dc0
[   87.546137][   T52]  hci_power_on+0x1b4/0x720
[   87.550809][   T52]  process_one_work+0x93a/0x15e0
[   87.555744][   T52]  worker_thread+0x9b0/0xee0
[   87.560332][   T52]  kthread+0x711/0x8a0
[   87.564506][   T52]  ret_from_fork+0x599/0xb30
[   87.569314][   T52]  ret_from_fork_asm+0x1a/0x30
[   87.574115][   T52] 
[   87.576530][   T52] Freed by task 5843:
[   87.580520][   T52]  kasan_save_track+0x3e/0x80
[   87.585434][   T52]  kasan_save_free_info+0x46/0x50
[   87.590763][   T52]  __kasan_slab_free+0x5c/0x80
[   87.595540][   T52]  kmem_cache_free+0x197/0x640
[   87.600846][   T52]  vhci_read+0x49a/0x5b0
[   87.605617][   T52]  vfs_read+0x200/0xa30
[   87.609896][   T52]  ksys_read+0x145/0x250
[   87.614557][   T52]  do_syscall_64+0xfa/0xfa0
[   87.619282][   T52]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   87.626062][   T52] 
[   87.628466][   T52] The buggy address belongs to the object at ffff8880267d6500
[   87.628466][   T52]  which belongs to the cache skbuff_head_cache of size 240
[   87.643340][   T52] The buggy address is located 56 bytes inside of
[   87.643340][   T52]  freed 240-byte region [ffff8880267d6500, ffff8880267d65f0)
[   87.657499][   T52] 
[   87.659834][   T52] The buggy address belongs to the physical page:
[   87.666947][   T52] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x267d6
[   87.676159][   T52] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[   87.683280][   T52] page_type: f5(slab)
[   87.687284][   T52] raw: 00fff00000000000 ffff88801e2ac000 dead000000000122 0000000000000000
[   87.696222][   T52] raw: 0000000000000000 00000000800c000c 00000000f5000000 0000000000000000
[   87.705320][   T52] page dumped because: kasan: bad access detected
[   87.711751][   T52] page_owner tracks the page as allocated
[   87.717561][   T52] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5840, tgid 5840 (syz-executor.0), ts 87260889326, free_ts 87217767862
[   87.737813][   T52]  post_alloc_hook+0x240/0x2a0
[   87.742578][   T52]  get_page_from_freelist+0x2365/0x2440
[   87.748292][   T52]  __alloc_frozen_pages_noprof+0x181/0x370
[   87.754188][   T52]  alloc_pages_mpol+0x232/0x4a0
[   87.759120][   T52]  allocate_slab+0x86/0x3b0
[   87.763636][   T52]  ___slab_alloc+0xf56/0x1990
[   87.768339][   T52]  __slab_alloc+0x65/0x100
[   87.773027][   T52]  kmem_cache_alloc_node_noprof+0x4ce/0x710
[   87.778917][   T52]  __alloc_skb+0x112/0x2d0
[   87.783331][   T52]  alloc_uevent_skb+0x7d/0x230
[   87.788370][   T52]  kobject_uevent_net_broadcast+0x2fa/0x560
[   87.794808][   T52]  kobject_uevent_env+0x55c/0x9f0
[   87.799913][   T52]  device_add+0x557/0xb80
[   87.804250][   T52]  rfkill_register+0x17a/0x8e0
[   87.809189][   T52]  hci_register_dev+0x3f2/0x8b0
[   87.814147][   T52]  vhci_create_device+0x39c/0x650
[   87.819236][   T52] page last free pid 0 tgid 0 stack trace:
[   87.825127][   T52]  __free_frozen_pages+0xbc8/0xd30
[   87.830333][   T52]  rcu_core+0xcab/0x1770
[   87.834685][   T52]  handle_softirqs+0x27d/0x880
[   87.839556][   T52]  __irq_exit_rcu+0xca/0x1f0
[   87.844142][   T52]  irq_exit_rcu+0x9/0x30
[   87.848517][   T52]  sysvec_apic_timer_interrupt+0xa6/0xc0
[   87.854280][   T52]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[   87.860269][   T52] 
[   87.862597][   T52] Memory state around the buggy address:
[   87.868390][   T52]  ffff8880267d6400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   87.876555][   T52]  ffff8880267d6480: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc fc
[   87.884803][   T52] >ffff8880267d6500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   87.892948][   T52]                                         ^
[   87.898884][   T52]  ffff8880267d6580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
[   87.907051][   T52]  ffff8880267d6600: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[   87.915199][   T52] ==================================================================
[   87.923737][   T52] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[   87.931145][   T52] CPU: 1 UID: 0 PID: 52 Comm: kworker/u9:0 Not tainted syzkaller #0 PREEMPT(full) 
[   87.940525][   T52] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[   87.950770][   T52] Workqueue: hci0 hci_cmd_work
[   87.955635][   T52] Call Trace:
[   87.958917][   T52]  <TASK>
[   87.962034][   T52]  dump_stack_lvl+0x99/0x250
[   87.966703][   T52]  ? __asan_memcpy+0x40/0x70
[   87.971294][   T52]  ? __pfx_dump_stack_lvl+0x10/0x10
[   87.976866][   T52]  ? __pfx__printk+0x10/0x10
[   87.981509][   T52]  vpanic+0x237/0x6d0
[   87.985633][   T52]  ? __pfx_vpanic+0x10/0x10
[   87.990246][   T52]  ? preempt_schedule+0xae/0xc0
[   87.995115][   T52]  ? __pfx_preempt_schedule+0x10/0x10
[   88.000659][   T52]  panic+0xb9/0xc0
[   88.004409][   T52]  ? __pfx_panic+0x10/0x10
[   88.009044][   T52]  ? _raw_spin_unlock_irqrestore+0xfd/0x110
[   88.015045][   T52]  ? is_module_address+0x17/0xf0
[   88.020074][   T52]  ? hci_cmd_work+0x5d0/0x7b0
[   88.025076][   T52]  check_panic_on_warn+0x89/0xb0
[   88.030126][   T52]  ? hci_cmd_work+0x5d0/0x7b0
[   88.034838][   T52]  end_report+0x6f/0x160
[   88.039110][   T52]  kasan_report+0x129/0x150
[   88.043715][   T52]  ? hci_cmd_work+0x5d0/0x7b0
[   88.048676][   T52]  hci_cmd_work+0x5d0/0x7b0
[   88.053570][   T52]  ? process_one_work+0x868/0x15e0
[   88.058981][   T52]  process_one_work+0x93a/0x15e0
[   88.063949][   T52]  ? __lock_acquire+0xab9/0xd20
[   88.069194][   T52]  ? __pfx_process_one_work+0x10/0x10
[   88.074888][   T52]  ? assign_work+0x3a1/0x410
[   88.079476][   T52]  worker_thread+0x9b0/0xee0
[   88.084087][   T52]  kthread+0x711/0x8a0
[   88.088154][   T52]  ? __pfx_worker_thread+0x10/0x10
[   88.093525][   T52]  ? __pfx_kthread+0x10/0x10
[   88.098216][   T52]  ? _raw_spin_unlock_irq+0x23/0x50
[   88.103718][   T52]  ? lockdep_hardirqs_on+0x9c/0x150
[   88.109380][   T52]  ? __pfx_kthread+0x10/0x10
[   88.114418][   T52]  ret_from_fork+0x599/0xb30
[   88.119118][   T52]  ? __pfx_ret_from_fork+0x10/0x10
[   88.124546][   T52]  ? __switch_to_asm+0x39/0x70
[   88.129333][   T52]  ? __switch_to_asm+0x33/0x70
[   88.134304][   T52]  ? __pfx_kthread+0x10/0x10
[   88.139167][   T52]  ret_from_fork_asm+0x1a/0x30
[   88.144036][   T52]  </TASK>
[   88.147757][   T52] Kernel Offset: disabled
[   88.152181][   T52] Rebooting in 86400 seconds..


syzkaller build log:
go env (err=<nil>)
AR='ar'
CC='gcc'
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_ENABLED='1'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
CXX='g++'
GCCGO='gccgo'
GO111MODULE='auto'
GOAMD64='v1'
GOARCH='amd64'
GOAUTH='netrc'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOCACHEPROG=''
GODEBUG=''
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFIPS140='off'
GOFLAGS=''
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3281771938=/tmp/go-build -gno-record-gcc-switches'
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs-2/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTELEMETRY='local'
GOTELEMETRYDIR='/syzkaller/.config/go/telemetry'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.24.4'
GOWORK=''
PKG_CONFIG='pkg-config'

git status (err=<nil>)
HEAD detached at 03d9c195d
nothing to commit, working tree clean


tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=03d9c195daed8fca30b642783f35657aa7e32209 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230825-085153'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=03d9c195daed8fca30b642783f35657aa7e32209 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230825-085153'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=03d9c195daed8fca30b642783f35657aa7e32209 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230825-085153'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
	-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
	-DHOSTGOOS_linux=1 -DGIT_REVISION=\"03d9c195daed8fca30b642783f35657aa7e32209\"