[ 9.117334][ T237] netdevsim netdevsim226 eni226np1: renamed from eth0
[ 13.682654][ T226] ==================================================================
[ 13.682997][ T226] BUG: KASAN: use-after-free in page_pool_item_uninit+0x100/0x130
[ 13.683244][ T226] Read of size 8 at addr ffff88800acce008 by task tc-mq-visibilit/226
[ 13.683481][ T226]
[ 13.683565][ T226] CPU: 3 UID: 0 PID: 226 Comm: tc-mq-visibilit Not tainted 6.13.0-rc5-virtme #1
[ 13.683846][ T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 13.684045][ T226] Call Trace:
[ 13.684168][ T226]
[ 13.684255][ T226] dump_stack_lvl+0x82/0xd0
[ 13.684422][ T226] print_address_description.constprop.0+0x2c/0x3b0
[ 13.684626][ T226] ? page_pool_item_uninit+0x100/0x130
[ 13.684790][ T226] print_report+0xb4/0x270
[ 13.684952][ T226] ? kasan_addr_to_slab+0x25/0x80
[ 13.685113][ T226] kasan_report+0xbd/0xf0
[ 13.685237][ T226] ? page_pool_item_uninit+0x100/0x130
[ 13.685404][ T226] page_pool_item_uninit+0x100/0x130
[ 13.685566][ T226] page_pool_release+0x44a/0x5b0
[ 13.685731][ T226] ? __pfx_autoremove_wake_function+0x10/0x10
[ 13.685933][ T226] ? __pfx_page_pool_release+0x10/0x10
[ 13.686097][ T226] ? napi_disable+0x383/0x5b0
[ 13.686262][ T226] page_pool_destroy+0x11e/0x560
[ 13.686425][ T226] nsim_stop+0x21a/0x390 [netdevsim]
[ 13.686604][ T226] __dev_close_many+0x1a0/0x2d0
[ 13.686768][ T226] ? __pfx___dev_close_many+0x10/0x10
[ 13.686931][ T226] ? __pfx_validate_chain+0x10/0x10
[ 13.687095][ T226] ? hlock_class+0x4e/0x130
[ 13.687256][ T226] ? mark_lock+0x38/0x3e0
[ 13.687381][ T226] ? hlock_class+0x4e/0x130
[ 13.687543][ T226] dev_close_many+0x202/0x650
[ 13.687705][ T226] ? __pfx_dev_close_many+0x10/0x10
[ 13.687876][ T226] unregister_netdevice_many_notify+0x8ed/0x1580
[ 13.688083][ T226] ? __mutex_trylock_common+0xfa/0x260
[ 13.688248][ T226] ? __pfx___mutex_trylock_common+0x10/0x10
[ 13.688447][ T226] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 13.688651][ T226] ? lock_acquire+0x32/0xc0
[ 13.688812][ T226] ? __mutex_lock+0x190/0xbc0
[ 13.688974][ T226] ? nsim_destroy+0x6b/0x620 [netdevsim]
[ 13.689148][ T226] ? __pfx___mutex_lock+0x10/0x10
[ 13.689311][ T226] unregister_netdevice_queue+0x2a4/0x410
[ 13.689474][ T226] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 13.689634][ T226] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 13.689835][ T226] nsim_destroy+0xe8/0x620 [netdevsim]
[ 13.690016][ T226] __nsim_dev_port_del+0x17e/0x250 [netdevsim]
[ 13.690235][ T226] nsim_dev_reload_destroy+0xe0/0x470 [netdevsim]
[ 13.690444][ T226] nsim_drv_remove+0x51/0x1d0 [netdevsim]
[ 13.690617][ T226] device_release_driver_internal+0x3bf/0x590
[ 13.690820][ T226] ? klist_put+0xb1/0x170
[ 13.690943][ T226] bus_remove_device+0x1f1/0x3f0
[ 13.691105][ T226] device_del+0x33f/0x8c0
[ 13.691228][ T226] ? __pfx_device_del+0x10/0x10
[ 13.691393][ T226] ? lock_acquire.part.0+0xeb/0x330
[ 13.691553][ T226] ? kernfs_fop_write_iter+0x22e/0x460
[ 13.691716][ T226] device_unregister+0x17/0xb0
[ 13.691877][ T226] del_device_store+0x2f3/0x4f0 [netdevsim]
[ 13.692087][ T226] ? __pfx_del_device_store+0x10/0x10 [netdevsim]
[ 13.692295][ T226] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.692456][ T226] ? sysfs_file_ops+0x11e/0x170
[ 13.692620][ T226] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.692778][ T226] kernfs_fop_write_iter+0x2ba/0x460
[ 13.692938][ T226] vfs_write+0xa81/0x11e0
[ 13.693061][ T226] ? __pfx_vfs_write+0x10/0x10
[ 13.693223][ T226] ? __lock_release+0x103/0x460
[ 13.693381][ T226] ? do_user_addr_fault+0x972/0xe30
[ 13.693545][ T226] ? __pfx___up_read+0x10/0x10
[ 13.693709][ T226] ksys_write+0xf8/0x1d0
[ 13.693830][ T226] ? __pfx_ksys_write+0x10/0x10
[ 13.693990][ T226] ? do_user_addr_fault+0x97c/0xe30
[ 13.694151][ T226] do_syscall_64+0xc1/0x1d0
[ 13.694312][ T226] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 13.694512][ T226] RIP: 0033:0x7f86b63fbb77
[ 13.694680][ T226] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 13.695248][ T226] RSP: 002b:00007ffff4b55ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 13.695491][ T226] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f86b63fbb77
[ 13.695730][ T226] RDX: 0000000000000004 RSI: 00005638e216b070 RDI: 0000000000000001
[ 13.695969][ T226] RBP: 00005638e216b070 R08: 0000000000000003 R09: 0000000000000000
[ 13.696208][ T226] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[ 13.696450][ T226] R13: 00007f86b64b7760 R14: 0000000000000004 R15: 00007f86b64b29c0
[ 13.696693][ T226]
[ 13.696815][ T226]
[ 13.696897][ T226] The buggy address belongs to the physical page:
[ 13.697094][ T226] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xacce
[ 13.697378][ T226] flags: 0x80000000000000(node=0|zone=1)
[ 13.697542][ T226] page_type: f5(slab)
[ 13.697667][ T226] raw: 0080000000000000 ffff8880010427c0 ffffea00001213d0 ffff8880010406e8
[ 13.697961][ T226] raw: 0000000000000000 0000000000190019 00000001f5000000 0000000000000000
[ 13.698237][ T226] page dumped because: kasan: bad access detected
[ 13.698436][ T226]
[ 13.698519][ T226] Memory state around the buggy address:
[ 13.698676][ T226] ffff88800accdf00: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc
[ 13.698909][ T226] ffff88800accdf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 13.699141][ T226] >ffff88800acce000: fc fc fa fb fc fc fc fc fc fc fc fc fc fc fc fc
[ 13.699372][ T226] ^
[ 13.699494][ T226] ffff88800acce080: fc fc fc fc fc fc fa fb fc fc fc fc fc fc fc fc
[ 13.699727][ T226] ffff88800acce100: fc fc fc fc fc fc fc fc fc fc fa fb fc fc fc fc
[ 13.699957][ T226] ==================================================================
[ 13.700632][ T226] Disabling lock debugging due to kernel taint
[ 13.700838][ T226] Oops: general protection fault, probably for non-canonical address 0xf99995999999999c: 0000 [#1] PREEMPT SMP KASAN NOPTI
[ 13.701221][ T226] KASAN: maybe wild-memory-access in range [0xcccccccccccccce0-0xcccccccccccccce7]
[ 13.701492][ T226] CPU: 3 UID: 0 PID: 226 Comm: tc-mq-visibilit Tainted: G B 6.13.0-rc5-virtme #1
[ 13.701802][ T226] Tainted: [B]=BAD_PAGE
[ 13.701921][ T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 13.702119][ T226] RIP: 0010:page_pool_item_uninit+0x7a/0x130
[ 13.702319][ T226] Code: 86 48 bb 00 00 00 00 00 fc ff df 48 c1 ed 03 48 01 dd 4d 8d 75 1c be 04 00 00 00 4c 89 f7 e8 dd 9c 69 fe 4c 89 f0 48 c1 e8 03 <0f> b6 14 18 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 62 41
[ 13.702864][ T226] RSP: 0018:ffffc90000a774f0 EFLAGS: 00010a06
[ 13.703063][ T226] RAX: 199999999999999c RBX: dffffc0000000000 RCX: ffffffff85829ac3
[ 13.703296][ T226] RDX: 0000000000000000 RSI: 0000000000000004 RDI: cccccccccccccce0
[ 13.703527][ T226] RBP: fffffbfff0d98a78 R08: 0000000000000000 R09: fffffbfff115a088
[ 13.703762][ T226] R10: ffffffff88ad0447 R11: 205d363232542020 R12: ffff88800c449e20
[ 13.703992][ T226] R13: ccccccccccccccc4 R14: cccccccccccccce0 R15: 0000000000000000
[ 13.704227][ T226] FS: 00007f86b62ba740(0000) GS:ffff88802f780000(0000) knlGS:0000000000000000
[ 13.704498][ T226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 13.704692][ T226] CR2: 00005638e216c078 CR3: 0000000004a36004 CR4: 0000000000772ef0
[ 13.704926][ T226] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 13.705160][ T226] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 13.705390][ T226] PKRU: 55555554
[ 13.705509][ T226] Call Trace:
[ 13.705626][ T226]
[ 13.705708][ T226] ? die_addr+0x41/0xa0
[ 13.705830][ T226] ? exc_general_protection+0x14d/0x230
[ 13.705993][ T226] ? asm_exc_general_protection+0x26/0x30
[ 13.706155][ T226] ? page_pool_item_uninit+0x73/0x130
[ 13.706309][ T226] ? page_pool_item_uninit+0x7a/0x130
[ 13.706465][ T226] page_pool_release+0x44a/0x5b0
[ 13.706621][ T226] ? __pfx_autoremove_wake_function+0x10/0x10
[ 13.706817][ T226] ? __pfx_page_pool_release+0x10/0x10
[ 13.706972][ T226] ? napi_disable+0x383/0x5b0
[ 13.707127][ T226] page_pool_destroy+0x11e/0x560
[ 13.707286][ T226] nsim_stop+0x21a/0x390 [netdevsim]
[ 13.707457][ T226] __dev_close_many+0x1a0/0x2d0
[ 13.707615][ T226] ? __pfx___dev_close_many+0x10/0x10
[ 13.707778][ T226] ? __pfx_validate_chain+0x10/0x10
[ 13.707937][ T226] ? hlock_class+0x4e/0x130
[ 13.708094][ T226] ? mark_lock+0x38/0x3e0
[ 13.708210][ T226] ? hlock_class+0x4e/0x130
[ 13.708368][ T226] dev_close_many+0x202/0x650
[ 13.708524][ T226] ? __pfx_dev_close_many+0x10/0x10
[ 13.708684][ T226] unregister_netdevice_many_notify+0x8ed/0x1580
[ 13.708879][ T226] ? __mutex_trylock_common+0xfa/0x260
[ 13.709036][ T226] ? __pfx___mutex_trylock_common+0x10/0x10
[ 13.709230][ T226] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 13.709424][ T226] ? lock_acquire+0x32/0xc0
[ 13.709583][ T226] ? __mutex_lock+0x190/0xbc0
[ 13.709739][ T226] ? nsim_destroy+0x6b/0x620 [netdevsim]
[ 13.709906][ T226] ? __pfx___mutex_lock+0x10/0x10
[ 13.710062][ T226] unregister_netdevice_queue+0x2a4/0x410
[ 13.710219][ T226] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 13.710374][ T226] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 13.710572][ T226] nsim_destroy+0xe8/0x620 [netdevsim]
[ 13.710741][ T226] __nsim_dev_port_del+0x17e/0x250 [netdevsim]
[ 13.710945][ T226] nsim_dev_reload_destroy+0xe0/0x470 [netdevsim]
[ 13.711151][ T226] nsim_drv_remove+0x51/0x1d0 [netdevsim]
[ 13.711316][ T226] device_release_driver_internal+0x3bf/0x590
[ 13.711510][ T226] ? klist_put+0xb1/0x170
[ 13.711629][ T226] bus_remove_device+0x1f1/0x3f0
[ 13.711790][ T226] device_del+0x33f/0x8c0
[ 13.711910][ T226] ? __pfx_device_del+0x10/0x10
[ 13.712066][ T226] ? lock_acquire.part.0+0xeb/0x330
[ 13.712222][ T226] ? kernfs_fop_write_iter+0x22e/0x460
[ 13.712379][ T226] device_unregister+0x17/0xb0
[ 13.712537][ T226] del_device_store+0x2f3/0x4f0 [netdevsim]
[ 13.712742][ T226] ? __pfx_del_device_store+0x10/0x10 [netdevsim]
[ 13.712957][ T226] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.713113][ T226] ? sysfs_file_ops+0x11e/0x170
[ 13.713269][ T226] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.713424][ T226] kernfs_fop_write_iter+0x2ba/0x460
[ 13.713580][ T226] vfs_write+0xa81/0x11e0
[ 13.713702][ T226] ? __pfx_vfs_write+0x10/0x10
[ 13.713857][ T226] ? __lock_release+0x103/0x460
[ 13.714011][ T226] ? do_user_addr_fault+0x972/0xe30
[ 13.714172][ T226] ? __pfx___up_read+0x10/0x10
[ 13.714328][ T226] ksys_write+0xf8/0x1d0
[ 13.714447][ T226] ? __pfx_ksys_write+0x10/0x10
[ 13.714602][ T226] ? do_user_addr_fault+0x97c/0xe30
[ 13.714758][ T226] do_syscall_64+0xc1/0x1d0
[ 13.714915][ T226] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 13.715109][ T226] RIP: 0033:0x7f86b63fbb77
[ 13.715272][ T226] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 13.715818][ T226] RSP: 002b:00007ffff4b55ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 13.716052][ T226] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f86b63fbb77
[ 13.716290][ T226] RDX: 0000000000000004 RSI: 00005638e216b070 RDI: 0000000000000001
[ 13.716522][ T226] RBP: 00005638e216b070 R08: 0000000000000003 R09: 0000000000000000
[ 13.716754][ T226] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[ 13.716990][ T226] R13: 00007f86b64b7760 R14: 0000000000000004 R15: 00007f86b64b29c0
[ 13.717228][ T226]
[ 13.717345][ T226] Modules linked in: netdevsim
[ 13.717536][ T226] ---[ end trace 0000000000000000 ]---
[ 13.717694][ T226] RIP: 0010:page_pool_item_uninit+0x7a/0x130
[ 13.717897][ T226] Code: 86 48 bb 00 00 00 00 00 fc ff df 48 c1 ed 03 48 01 dd 4d 8d 75 1c be 04 00 00 00 4c 89 f7 e8 dd 9c 69 fe 4c 89 f0 48 c1 e8 03 <0f> b6 14 18 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 62 41
[ 13.718549][ T226] RSP: 0018:ffffc90000a774f0 EFLAGS: 00010a06
[ 13.718746][ T226] RAX: 199999999999999c RBX: dffffc0000000000 RCX: ffffffff85829ac3
[ 13.719071][ T226] RDX: 0000000000000000 RSI: 0000000000000004 RDI: cccccccccccccce0
[ 13.719300][ T226] RBP: fffffbfff0d98a78 R08: 0000000000000000 R09: fffffbfff115a088
[ 13.719542][ T226] R10: ffffffff88ad0447 R11: 205d363232542020 R12: ffff88800c449e20
[ 13.719868][ T226] R13: ccccccccccccccc4 R14: cccccccccccccce0 R15: 0000000000000000
[ 13.720100][ T226] FS: 00007f86b62ba740(0000) GS:ffff88802f780000(0000) knlGS:0000000000000000
[ 13.720466][ T226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 13.720662][ T226] CR2: 00005638e216c078 CR3: 0000000004a36004 CR4: 0000000000772ef0
[ 13.720895][ T226] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 13.721218][ T226] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 13.721455][ T226] PKRU: 55555554
[ 13.721572][ T226] Kernel panic - not syncing: Fatal exception
[ 13.721887][ T226] Kernel Offset: 0x2200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 13.722344][ T226] ---[ end Kernel panic - not syncing: Fatal exception ]---
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