program:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x3, 0x6576, 0xd})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)
r1 = socket(0x2b, 0x80801, 0x1)
setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
[ 76.468062][ T4666] Bluetooth: hci0: command tx timeout
[ 76.472185][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[ 76.486203][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[ 76.592705][ T5319] ==================================================================
[ 76.596342][ T5319] BUG: KASAN: slab-out-of-bounds in change_page_attr_set_clr+0x625/0xfc0
[ 76.600111][ T5319] Read of size 8 at addr ffff8880231b7ef8 by task syz.0.0/5319
[ 76.603398][ T5319]
[ 76.604463][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.604479][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 76.604488][ T5319] Call Trace:
[ 76.604495][ T5319]
[ 76.604502][ T5319] dump_stack_lvl+0x189/0x250
[ 76.604518][ T5319] ? __kasan_check_byte+0x12/0x40
[ 76.604573][ T5319] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.604584][ T5319] ? lock_release+0x4b/0x3e0
[ 76.604600][ T5319] ? __virt_addr_valid+0x4a5/0x5c0
[ 76.604613][ T5319] print_report+0xca/0x240
[ 76.604628][ T5319] ? change_page_attr_set_clr+0x625/0xfc0
[ 76.604644][ T5319] kasan_report+0x118/0x150
[ 76.604657][ T5319] ? change_page_attr_set_clr+0x625/0xfc0
[ 76.604674][ T5319] change_page_attr_set_clr+0x625/0xfc0
[ 76.604691][ T5319] ? __pfx_change_page_attr_set_clr+0x10/0x10
[ 76.604706][ T5319] ? __pfx_pagerange_is_ram_callback+0x10/0x10
[ 76.604719][ T5319] ? memtype_reserve+0x874/0xb30
[ 76.604734][ T5319] ? __pfx___ww_mutex_lock+0x10/0x10
[ 76.604782][ T5319] _set_pages_array+0x145/0x270
[ 76.604802][ T5319] drm_gem_shmem_get_pages_locked+0x2d0/0x440
[ 76.604821][ T5319] ? __pfx_drm_gem_shmem_get_pages_locked+0x10/0x10
[ 76.604840][ T5319] ? ww_mutex_lock+0x3f/0x1c0
[ 76.604853][ T5319] drm_gem_shmem_mmap+0x193/0x460
[ 76.604872][ T5319] drm_gem_mmap_obj+0x18a/0x4e0
[ 76.604886][ T5319] drm_gem_mmap+0x384/0x640
[ 76.604900][ T5319] ? __pfx_drm_gem_mmap+0x10/0x10
[ 76.604913][ T5319] ? __mas_set_range+0x12f/0x3c0
[ 76.604930][ T5319] mmap_region+0x18b4/0x2110
[ 76.604950][ T5319] ? __pfx_mmap_region+0x10/0x10
[ 76.604982][ T5319] ? __pfx_arch_get_unmapped_area_topdown+0x10/0x10
[ 76.605003][ T5319] ? bpf_lsm_mmap_addr+0x9/0x20
[ 76.605016][ T5319] ? security_mmap_addr+0x71/0x270
[ 76.605031][ T5319] ? shmem_mapping+0xd/0x50
[ 76.605043][ T5319] ? memfd_check_seals_mmap+0xc5/0x200
[ 76.605057][ T5319] do_mmap+0xc45/0x10d0
[ 76.605075][ T5319] ? __pfx_do_mmap+0x10/0x10
[ 76.605089][ T5319] ? down_write_killable+0x178/0x230
[ 76.605101][ T5319] ? __pfx_down_write_killable+0x10/0x10
[ 76.605112][ T5319] ? common_file_perm+0x1b5/0x230
[ 76.605124][ T5319] vm_mmap_pgoff+0x2a6/0x4d0
[ 76.605140][ T5319] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 76.605153][ T5319] ? __fget_files+0x2a/0x420
[ 76.605165][ T5319] ? __fget_files+0x2a/0x420
[ 76.605181][ T5319] ? __fget_files+0x2a/0x420
[ 76.605198][ T5319] ksys_mmap_pgoff+0x51f/0x760
[ 76.605215][ T5319] do_syscall_64+0xfa/0xfa0
[ 76.605227][ T5319] ? lockdep_hardirqs_on+0x9c/0x150
[ 76.605237][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.605248][ T5319] ? clear_bhb_loop+0x60/0xb0
[ 76.605261][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.605272][ T5319] RIP: 0033:0x7fd7a658efc9
[ 76.605285][ T5319] 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
[ 76.605294][ T5319] RSP: 002b:00007fd7a7451038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 76.605308][ T5319] RAX: ffffffffffffffda RBX: 00007fd7a67e5fa0 RCX: 00007fd7a658efc9
[ 76.605317][ T5319] RDX: 0000000000000004 RSI: 0000000000004000 RDI: 0000200000001000
[ 76.605324][ T5319] RBP: 00007fd7a6611f91 R08: 0000000000000003 R09: 0000000100000000
[ 76.605332][ T5319] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000
[ 76.605339][ T5319] R13: 00007fd7a67e6038 R14: 00007fd7a67e5fa0 R15: 00007ffcb9b914c8
[ 76.605352][ T5319]
[ 76.605357][ T5319]
[ 76.752486][ T5319] Allocated by task 5319:
[ 76.754572][ T5319] kasan_save_track+0x3e/0x80
[ 76.757036][ T5319] __kasan_kmalloc+0x93/0xb0
[ 76.759071][ T5319] __kvmalloc_node_noprof+0x5cd/0x910
[ 76.761360][ T5319] drm_gem_get_pages+0x166/0xa20
[ 76.763301][ T5319] drm_gem_shmem_get_pages_locked+0x201/0x440
[ 76.765905][ T5319] drm_gem_shmem_mmap+0x193/0x460
[ 76.768067][ T5319] drm_gem_mmap_obj+0x18a/0x4e0
[ 76.770096][ T5319] drm_gem_mmap+0x384/0x640
[ 76.772099][ T5319] mmap_region+0x18b4/0x2110
[ 76.774093][ T5319] do_mmap+0xc45/0x10d0
[ 76.775878][ T5319] vm_mmap_pgoff+0x2a6/0x4d0
[ 76.777800][ T5319] ksys_mmap_pgoff+0x51f/0x760
[ 76.779944][ T5319] do_syscall_64+0xfa/0xfa0
[ 76.781904][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.784589][ T5319]
[ 76.785707][ T5319] The buggy address belongs to the object at ffff8880231b7e00
[ 76.785707][ T5319] which belongs to the cache kmalloc-256 of size 256
[ 76.791748][ T5319] The buggy address is located 0 bytes to the right of
[ 76.791748][ T5319] allocated 248-byte region [ffff8880231b7e00, ffff8880231b7ef8)
[ 76.798002][ T5319]
[ 76.799042][ T5319] The buggy address belongs to the physical page:
[ 76.801810][ T5319] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x231b7
[ 76.805576][ T5319] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[ 76.808639][ T5319] page_type: f5(slab)
[ 76.810444][ T5319] raw: 00fff00000000000 ffff88801a441b40 dead000000000100 dead000000000122
[ 76.814190][ T5319] raw: 0000000000000000 0000000080080008 00000000f5000000 0000000000000000
[ 76.818029][ T5319] page dumped because: kasan: bad access detected
[ 76.820915][ T5319] page_owner tracks the page as allocated
[ 76.823394][ T5319] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5297, tgid 5297 (syz-executor), ts 74783529876, free_ts 74754240407
[ 76.831699][ T5319] post_alloc_hook+0x240/0x2a0
[ 76.833902][ T5319] get_page_from_freelist+0x2365/0x2440
[ 76.836364][ T5319] __alloc_frozen_pages_noprof+0x181/0x370
[ 76.838929][ T5319] alloc_pages_mpol+0x232/0x4a0
[ 76.841084][ T5319] allocate_slab+0x96/0x3a0
[ 76.843107][ T5319] ___slab_alloc+0xe94/0x18a0
[ 76.845207][ T5319] __slab_alloc+0x65/0x100
[ 76.847161][ T5319] __kmalloc_noprof+0x471/0x7f0
[ 76.849275][ T5319] __list_lru_init+0xba/0x5c0
[ 76.851336][ T5319] alloc_super+0x787/0x930
[ 76.853278][ T5319] sget_fc+0x329/0xa40
[ 76.855045][ T5319] get_tree_single+0x2f/0x150
[ 76.857128][ T5319] vfs_get_tree+0x92/0x2b0
[ 76.858996][ T5319] do_new_mount+0x302/0xa10
[ 76.861001][ T5319] __se_sys_mount+0x313/0x410
[ 76.863024][ T5319] do_syscall_64+0xfa/0xfa0
[ 76.864970][ T5319] page last free pid 79 tgid 79 stack trace:
[ 76.867525][ T5319] free_unref_folios+0xdb3/0x14f0
[ 76.869675][ T5319] shrink_folio_list+0x44ab/0x4c70
[ 76.871841][ T5319] evict_folios+0x471e/0x57c0
[ 76.873902][ T5319] try_to_shrink_lruvec+0x8a3/0xb50
[ 76.876179][ T5319] shrink_one+0x21b/0x7c0
[ 76.878039][ T5319] shrink_node+0x315d/0x3780
[ 76.880096][ T5319] kswapd+0x147c/0x2800
[ 76.881875][ T5319] kthread+0x711/0x8a0
[ 76.883610][ T5319] ret_from_fork+0x4bc/0x870
[ 76.885626][ T5319] ret_from_fork_asm+0x1a/0x30
[ 76.887759][ T5319]
[ 76.888841][ T5319] Memory state around the buggy address:
[ 76.891316][ T5319] ffff8880231b7d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 76.895092][ T5319] ffff8880231b7e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 76.898437][ T5319] >ffff8880231b7e80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
[ 76.901736][ T5319] ^
[ 76.905155][ T5319] ffff8880231b7f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 76.908623][ T5319] ffff8880231b7f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 76.912042][ T5319] ==================================================================
[ 76.974016][ T5319] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 76.977140][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.980984][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 76.985584][ T5319] Call Trace:
[ 76.987062][ T5319]
[ 76.988385][ T5319] dump_stack_lvl+0x99/0x250
[ 76.990231][ T5319] ? __asan_memcpy+0x40/0x70
[ 76.992209][ T5319] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.994474][ T5319] ? __pfx__printk+0x10/0x10
[ 76.996536][ T5319] vpanic+0x237/0x6d0
[ 76.998279][ T5319] ? __pfx_vpanic+0x10/0x10
[ 77.000316][ T5319] ? preempt_schedule+0xae/0xc0
[ 77.003059][ T5319] ? __pfx_preempt_schedule+0x10/0x10
[ 77.005613][ T5319] panic+0xb9/0xc0
[ 77.007127][ T5319] ? __pfx_panic+0x10/0x10
[ 77.008980][ T5319] ? _raw_spin_unlock_irqrestore+0xfd/0x110
[ 77.011365][ T5319] ? change_page_attr_set_clr+0x625/0xfc0
[ 77.013813][ T5319] check_panic_on_warn+0x89/0xb0
[ 77.015971][ T5319] ? change_page_attr_set_clr+0x625/0xfc0
[ 77.018675][ T5319] end_report+0x78/0x160
[ 77.020302][ T5319] kasan_report+0x129/0x150
[ 77.022258][ T5319] ? change_page_attr_set_clr+0x625/0xfc0
[ 77.024828][ T5319] change_page_attr_set_clr+0x625/0xfc0
[ 77.027383][ T5319] ? __pfx_change_page_attr_set_clr+0x10/0x10
[ 77.029979][ T5319] ? __pfx_pagerange_is_ram_callback+0x10/0x10
[ 77.032663][ T5319] ? memtype_reserve+0x874/0xb30
[ 77.034799][ T5319] ? __pfx___ww_mutex_lock+0x10/0x10
[ 77.037123][ T5319] _set_pages_array+0x145/0x270
[ 77.039060][ T5319] drm_gem_shmem_get_pages_locked+0x2d0/0x440
[ 77.041481][ T5319] ? __pfx_drm_gem_shmem_get_pages_locked+0x10/0x10
[ 77.044000][ T5319] ? ww_mutex_lock+0x3f/0x1c0
[ 77.045846][ T5319] drm_gem_shmem_mmap+0x193/0x460
[ 77.047801][ T5319] drm_gem_mmap_obj+0x18a/0x4e0
[ 77.049687][ T5319] drm_gem_mmap+0x384/0x640
[ 77.051512][ T5319] ? __pfx_drm_gem_mmap+0x10/0x10
[ 77.053609][ T5319] ? __mas_set_range+0x12f/0x3c0
[ 77.055705][ T5319] mmap_region+0x18b4/0x2110
[ 77.057742][ T5319] ? __pfx_mmap_region+0x10/0x10
[ 77.059989][ T5319] ? __pfx_arch_get_unmapped_area_topdown+0x10/0x10
[ 77.062953][ T5319] ? bpf_lsm_mmap_addr+0x9/0x20
[ 77.065147][ T5319] ? security_mmap_addr+0x71/0x270
[ 77.067443][ T5319] ? shmem_mapping+0xd/0x50
[ 77.069466][ T5319] ? memfd_check_seals_mmap+0xc5/0x200
[ 77.071815][ T5319] do_mmap+0xc45/0x10d0
[ 77.073713][ T5319] ? __pfx_do_mmap+0x10/0x10
[ 77.075845][ T5319] ? down_write_killable+0x178/0x230
[ 77.077979][ T5319] ? __pfx_down_write_killable+0x10/0x10
[ 77.080230][ T5319] ? common_file_perm+0x1b5/0x230
[ 77.082264][ T5319] vm_mmap_pgoff+0x2a6/0x4d0
[ 77.084171][ T5319] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 77.086227][ T5319] ? __fget_files+0x2a/0x420
[ 77.088113][ T5319] ? __fget_files+0x2a/0x420
[ 77.089940][ T5319] ? __fget_files+0x2a/0x420
[ 77.091852][ T5319] ksys_mmap_pgoff+0x51f/0x760
[ 77.093895][ T5319] do_syscall_64+0xfa/0xfa0
[ 77.095948][ T5319] ? lockdep_hardirqs_on+0x9c/0x150
[ 77.098226][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.100960][ T5319] ? clear_bhb_loop+0x60/0xb0
[ 77.103086][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.105650][ T5319] RIP: 0033:0x7fd7a658efc9
[ 77.107545][ T5319] 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
[ 77.115898][ T5319] RSP: 002b:00007fd7a7451038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 77.119533][ T5319] RAX: ffffffffffffffda RBX: 00007fd7a67e5fa0 RCX: 00007fd7a658efc9
[ 77.123032][ T5319] RDX: 0000000000000004 RSI: 0000000000004000 RDI: 0000200000001000
[ 77.126480][ T5319] RBP: 00007fd7a6611f91 R08: 0000000000000003 R09: 0000000100000000
[ 77.129895][ T5319] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000
[ 77.133245][ T5319] R13: 00007fd7a67e6038 R14: 00007fd7a67e5fa0 R15: 00007ffcb9b914c8
[ 77.136730][ T5319]
[ 77.138284][ T5319] Kernel Offset: disabled
[ 77.140050][ T5319] Rebooting in 86400 seconds..