program:
syz_mount_image$ocfs2(&(0x7f0000004440), &(0x7f0000000040)='./file1\x00', 0x8c0, &(0x7f0000000080)=ANY=[@ANYBLOB='acl,heartbeat=none,dir_resv_level=00003,coherency=full,coherency=full,localflocks,coherency=full,noacl,\x00'/119], 0x1, 0x4421, &(0x7f0000004500)="$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r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
truncate(&(0x7f0000000040)='./file1\x00', 0x1001bfc)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x4000)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
r4 = socket(0x40000000015, 0x5, 0x0)
connect$inet(r4, &(0x7f0000000040)={0x2, 0x4e20, @loopback}, 0x10)
setsockopt$SO_RDS_TRANSPORT(r4, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4)
setsockopt$sock_int(r4, 0x1, 0x8, &(0x7f00006dbffc), 0x4)
bind$inet(r4, &(0x7f0000000340)={0x2, 0x4e20, @loopback}, 0x57)
sendmsg$xdp(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000200)="0000000000aa303e97380e90231bdbdaf6a4bd866226b7cdb7c26858c4e4fd703be2f51ed6ddc4a47116ec2db75c7042a22491af0ffea4174a9de3350c0a498396b28c7d1784d04aa38922721cb7816094cb82950fd012efd26d", 0x5a}, {&(0x7f0000000900)="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", 0x3f1}, {&(0x7f00000003c0)="128b9306006d4810e5ac5040ad9201847839fc378469d5765b9cc241840896c1498194a7197b45d74a8532b82037b02c9e6045c361eb", 0x36}], 0x3}, 0x0)
setsockopt$RDS_CONG_MONITOR(r4, 0x114, 0x6, &(0x7f0000000680)=0x1, 0x4)
mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0)
sendmsg$NL80211_CMD_JOIN_MESH(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x40)
mkdir(&(0x7f0000005800)='./file0\x00', 0x0)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./file0\x00', &(0x7f0000000380)='tmpfs\x00', 0x0, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000001800)=[@text64={0x40, 0x0}], 0x1, 0x0, 0x0, 0x0)
[ 76.745301][ T4690] Bluetooth: hci0: command tx timeout
[ 77.033910][ T5342] loop0: detected capacity change from 0 to 32768
[ 77.051978][ T5342] =======================================================
[ 77.051978][ T5342] WARNING: The mand mount option has been deprecated and
[ 77.051978][ T5342] and is ignored by this kernel. Remove the mand
[ 77.051978][ T5342] option from the mount to silence this warning.
[ 77.051978][ T5342] =======================================================
[ 77.113588][ T5342] JBD2: Ignoring recovery information on journal
[ 77.144214][ T5342] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 77.271366][ T5342] ==================================================================
[ 77.275102][ T5342] BUG: KASAN: slab-use-after-free in ocfs2_fault+0xd3/0x3e0
[ 77.278451][ T5342] Read of size 8 at addr ffff88801118c418 by task syz.0.0/5342
[ 77.281867][ T5342]
[ 77.282988][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 77.283003][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 77.283010][ T5342] Call Trace:
[ 77.283017][ T5342]
[ 77.283023][ T5342] dump_stack_lvl+0xe8/0x150
[ 77.283042][ T5342] print_report+0xca/0x240
[ 77.283054][ T5342] ? ocfs2_fault+0xd3/0x3e0
[ 77.283062][ T5342] kasan_report+0x118/0x150
[ 77.283070][ T5342] ? ocfs2_fault+0xd3/0x3e0
[ 77.283080][ T5342] ocfs2_fault+0xd3/0x3e0
[ 77.283089][ T5342] ? __pfx_ocfs2_fault+0x10/0x10
[ 77.283097][ T5342] ? css_rstat_updated+0x239/0x520
[ 77.283115][ T5342] __do_fault+0x138/0x390
[ 77.283131][ T5342] do_pte_missing+0x2206/0x3330
[ 77.283149][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 77.283162][ T5342] handle_mm_fault+0x1b26/0x32b0
[ 77.283174][ T5342] ? __pte_offset_map_lock+0x13e/0x210
[ 77.283189][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 77.283202][ T5342] ? __pfx_handle_mm_fault+0x10/0x10
[ 77.283214][ T5342] ? follow_page_pte+0x7ef/0x13e0
[ 77.283228][ T5342] ? __pfx_follow_page_pte+0x10/0x10
[ 77.283240][ T5342] __get_user_pages+0x1650/0x29f0
[ 77.283258][ T5342] populate_vma_page_range+0x29f/0x3a0
[ 77.283270][ T5342] ? __pfx_populate_vma_page_range+0x10/0x10
[ 77.283282][ T5342] ? down_read+0x274/0x2e0
[ 77.283335][ T5342] ? __mm_populate+0x160/0x380
[ 77.283346][ T5342] __mm_populate+0x24c/0x380
[ 77.283357][ T5342] ? __pfx___mm_populate+0x10/0x10
[ 77.283370][ T5342] vm_mmap_pgoff+0x387/0x4d0
[ 77.283381][ T5342] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 77.283390][ T5342] ? __fget_files+0x2a/0x420
[ 77.283402][ T5342] ? __fget_files+0x3a0/0x420
[ 77.283412][ T5342] ? __fget_files+0x2a/0x420
[ 77.283422][ T5342] ksys_mmap_pgoff+0x51f/0x760
[ 77.283437][ T5342] do_syscall_64+0xec/0xf80
[ 77.283447][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.283458][ T5342] ? trace_irq_disable+0x37/0x100
[ 77.283472][ T5342] ? clear_bhb_loop+0x60/0xb0
[ 77.283483][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.283490][ T5342] RIP: 0033:0x7fedac58f7c9
[ 77.283499][ T5342] 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
[ 77.283507][ T5342] RSP: 002b:00007fedad41a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 77.283519][ T5342] RAX: ffffffffffffffda RBX: 00007fedac7e5fa0 RCX: 00007fedac58f7c9
[ 77.283527][ T5342] RDX: 00000000027ffff7 RSI: 0000000000600000 RDI: 0000200000000000
[ 77.283534][ T5342] RBP: 00007fedac613f91 R08: 0000000000000004 R09: 0000000000004000
[ 77.283541][ T5342] R10: 0000000004012011 R11: 0000000000000246 R12: 0000000000000000
[ 77.283546][ T5342] R13: 00007fedac7e6038 R14: 00007fedac7e5fa0 R15: 00007ffe6f72d278
[ 77.283557][ T5342]
[ 77.283561][ T5342]
[ 77.406071][ T5342] Allocated by task 5342:
[ 77.407963][ T5342] kasan_save_track+0x3e/0x80
[ 77.410094][ T5342] __kasan_slab_alloc+0x6c/0x80
[ 77.412287][ T5342] kmem_cache_alloc_noprof+0x37d/0x710
[ 77.414786][ T5342] vm_area_alloc+0x24/0x140
[ 77.416825][ T5342] mmap_region+0xdea/0x1d10
[ 77.418830][ T5342] do_mmap+0xc45/0x10d0
[ 77.420674][ T5342] vm_mmap_pgoff+0x2a6/0x4d0
[ 77.422696][ T5342] ksys_mmap_pgoff+0x51f/0x760
[ 77.424987][ T5342] do_syscall_64+0xec/0xf80
[ 77.427115][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.429896][ T5342]
[ 77.431028][ T5342] Freed by task 79:
[ 77.432831][ T5342] kasan_save_track+0x3e/0x80
[ 77.435000][ T5342] kasan_save_free_info+0x46/0x50
[ 77.437267][ T5342] __kasan_slab_free+0x5c/0x80
[ 77.439477][ T5342] slab_free_after_rcu_debug+0x125/0x260
[ 77.442026][ T5342] rcu_core+0xc8e/0x1720
[ 77.443864][ T5342] handle_softirqs+0x22b/0x7c0
[ 77.446019][ T5342] do_softirq+0x76/0xd0
[ 77.447905][ T5342] __local_bh_enable_ip+0xf8/0x130
[ 77.450281][ T5342] scomp_acomp_comp_decomp+0x6ef/0x9e0
[ 77.452737][ T5342] crypto_acomp_compress+0x42f/0xb20
[ 77.455210][ T5342] zswap_store+0xdc6/0x1f10
[ 77.457323][ T5342] swap_writeout+0x710/0xd70
[ 77.459475][ T5342] shrink_folio_list+0x323f/0x4f90
[ 77.461774][ T5342] evict_folios+0x473e/0x57f0
[ 77.463912][ T5342] try_to_shrink_lruvec+0x8a3/0xb50
[ 77.466268][ T5342] shrink_one+0x25c/0x720
[ 77.468217][ T5342] shrink_node+0x2f7d/0x35b0
[ 77.470337][ T5342] kswapd+0x145a/0x2820
[ 77.472217][ T5342] kthread+0x711/0x8a0
[ 77.474115][ T5342] ret_from_fork+0x510/0xa50
[ 77.476114][ T5342] ret_from_fork_asm+0x1a/0x30
[ 77.478414][ T5342]
[ 77.479547][ T5342] Last potentially related work creation:
[ 77.482112][ T5342] kasan_save_stack+0x3e/0x60
[ 77.484238][ T5342] kasan_record_aux_stack+0xbd/0xd0
[ 77.486665][ T5342] kmem_cache_free+0x475/0x620
[ 77.488770][ T5342] vms_complete_munmap_vmas+0x626/0x8a0
[ 77.491209][ T5342] __mmap_complete+0x7b/0x610
[ 77.493319][ T5342] mmap_region+0x190d/0x1d10
[ 77.495290][ T5342] do_mmap+0xc45/0x10d0
[ 77.497133][ T5342] vm_mmap_pgoff+0x2a6/0x4d0
[ 77.499224][ T5342] do_syscall_64+0xec/0xf80
[ 77.501254][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.503730][ T5342]
[ 77.504896][ T5342] The buggy address belongs to the object at ffff88801118c3c0
[ 77.504896][ T5342] which belongs to the cache vm_area_struct of size 256
[ 77.510965][ T5342] The buggy address is located 88 bytes inside of
[ 77.510965][ T5342] freed 256-byte region [ffff88801118c3c0, ffff88801118c4c0)
[ 77.516938][ T5342]
[ 77.518055][ T5342] The buggy address belongs to the physical page:
[ 77.521038][ T5342] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1118c
[ 77.525444][ T5342] memcg:ffff888000993901
[ 77.527357][ T5342] anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[ 77.530649][ T5342] page_type: f5(slab)
[ 77.532374][ T5342] raw: 00fff00000000000 ffff88801b6d2b40 ffffea000045e6c0 dead000000000005
[ 77.536197][ T5342] raw: 0000000000000000 00000000000c000c 00000000f5000000 ffff888000993901
[ 77.540055][ T5342] page dumped because: kasan: bad access detected
[ 77.542948][ T5342] page_owner tracks the page as allocated
[ 77.545588][ T5342] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xd2cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4726, tgid 4726 (start-stop-daem), ts 30446916888, free_ts 30430913786
[ 77.554999][ T5342] post_alloc_hook+0x234/0x290
[ 77.557252][ T5342] get_page_from_freelist+0x24e0/0x2580
[ 77.559733][ T5342] __alloc_frozen_pages_noprof+0x181/0x370
[ 77.562230][ T5342] alloc_pages_mpol+0x232/0x4a0
[ 77.564510][ T5342] allocate_slab+0x86/0x3b0
[ 77.566667][ T5342] ___slab_alloc+0xe53/0x1820
[ 77.568829][ T5342] __kmem_cache_alloc_bulk+0x1ac/0x4e0
[ 77.571537][ T5342] __pcs_replace_empty_main+0x298/0x560
[ 77.573995][ T5342] kmem_cache_alloc_noprof+0x469/0x710
[ 77.576524][ T5342] vm_area_dup+0x2b/0x680
[ 77.578491][ T5342] __split_vma+0x1a9/0xa00
[ 77.580577][ T5342] vms_gather_munmap_vmas+0x4c6/0x12f0
[ 77.583229][ T5342] mmap_region+0x72b/0x1d10
[ 77.585608][ T5342] do_mmap+0xc45/0x10d0
[ 77.587581][ T5342] vm_mmap_pgoff+0x2a6/0x4d0
[ 77.589712][ T5342] ksys_mmap_pgoff+0x51f/0x760
[ 77.591869][ T5342] page last free pid 15 tgid 15 stack trace:
[ 77.594642][ T5342] __free_frozen_pages+0xbc8/0xd30
[ 77.597056][ T5342] tlb_remove_table_rcu+0x85/0x100
[ 77.599385][ T5342] rcu_core+0xc8e/0x1720
[ 77.601368][ T5342] handle_softirqs+0x22b/0x7c0
[ 77.603436][ T5342] run_ksoftirqd+0x36/0x60
[ 77.605522][ T5342] smpboot_thread_fn+0x542/0xa60
[ 77.607715][ T5342] kthread+0x711/0x8a0
[ 77.609603][ T5342] ret_from_fork+0x510/0xa50
[ 77.611705][ T5342] ret_from_fork_asm+0x1a/0x30
[ 77.613891][ T5342]
[ 77.615033][ T5342] Memory state around the buggy address:
[ 77.617543][ T5342] ffff88801118c300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.621117][ T5342] ffff88801118c380: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[ 77.624730][ T5342] >ffff88801118c400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.628649][ T5342] ^
[ 77.630920][ T5342] ffff88801118c480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 77.634710][ T5342] ffff88801118c500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 77.638294][ T5342] ==================================================================
[ 77.679852][ T5342] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 77.683202][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 77.687228][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 77.691952][ T5342] Call Trace:
[ 77.693498][ T5342]
[ 77.694856][ T5342] vpanic+0x1e0/0x670
[ 77.696707][ T5342] panic+0xb9/0xc0
[ 77.698431][ T5342] ? __pfx_panic+0x10/0x10
[ 77.700449][ T5342] ? preempt_schedule_thunk+0x16/0x30
[ 77.702756][ T5342] ? ocfs2_fault+0xd3/0x3e0
[ 77.704834][ T5342] check_panic_on_warn+0x89/0xb0
[ 77.707064][ T5342] ? ocfs2_fault+0xd3/0x3e0
[ 77.709531][ T5342] end_report+0x6f/0x140
[ 77.711911][ T5342] kasan_report+0x129/0x150
[ 77.714169][ T5342] ? ocfs2_fault+0xd3/0x3e0
[ 77.716327][ T5342] ocfs2_fault+0xd3/0x3e0
[ 77.718173][ T5342] ? __pfx_ocfs2_fault+0x10/0x10
[ 77.720367][ T5342] ? css_rstat_updated+0x239/0x520
[ 77.722712][ T5342] __do_fault+0x138/0x390
[ 77.724691][ T5342] do_pte_missing+0x2206/0x3330
[ 77.726786][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 77.728748][ T5342] handle_mm_fault+0x1b26/0x32b0
[ 77.730763][ T5342] ? __pte_offset_map_lock+0x13e/0x210
[ 77.732942][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 77.734910][ T5342] ? __pfx_handle_mm_fault+0x10/0x10
[ 77.737047][ T5342] ? follow_page_pte+0x7ef/0x13e0
[ 77.739411][ T5342] ? __pfx_follow_page_pte+0x10/0x10
[ 77.741751][ T5342] __get_user_pages+0x1650/0x29f0
[ 77.743949][ T5342] populate_vma_page_range+0x29f/0x3a0
[ 77.746391][ T5342] ? __pfx_populate_vma_page_range+0x10/0x10
[ 77.749014][ T5342] ? down_read+0x274/0x2e0
[ 77.750970][ T5342] ? __mm_populate+0x160/0x380
[ 77.753093][ T5342] __mm_populate+0x24c/0x380
[ 77.755343][ T5342] ? __pfx___mm_populate+0x10/0x10
[ 77.757625][ T5342] vm_mmap_pgoff+0x387/0x4d0
[ 77.759842][ T5342] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 77.762205][ T5342] ? __fget_files+0x2a/0x420
[ 77.764310][ T5342] ? __fget_files+0x3a0/0x420
[ 77.766425][ T5342] ? __fget_files+0x2a/0x420
[ 77.768496][ T5342] ksys_mmap_pgoff+0x51f/0x760
[ 77.770725][ T5342] do_syscall_64+0xec/0xf80
[ 77.772772][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.775537][ T5342] ? trace_irq_disable+0x37/0x100
[ 77.777772][ T5342] ? clear_bhb_loop+0x60/0xb0
[ 77.779898][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 77.782675][ T5342] RIP: 0033:0x7fedac58f7c9
[ 77.784739][ T5342] 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
[ 77.793008][ T5342] RSP: 002b:00007fedad41a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 77.796736][ T5342] RAX: ffffffffffffffda RBX: 00007fedac7e5fa0 RCX: 00007fedac58f7c9
[ 77.800306][ T5342] RDX: 00000000027ffff7 RSI: 0000000000600000 RDI: 0000200000000000
[ 77.803835][ T5342] RBP: 00007fedac613f91 R08: 0000000000000004 R09: 0000000000004000
[ 77.807335][ T5342] R10: 0000000004012011 R11: 0000000000000246 R12: 0000000000000000
[ 77.810881][ T5342] R13: 00007fedac7e6038 R14: 00007fedac7e5fa0 R15: 00007ffe6f72d278
[ 77.814368][ T5342]
[ 77.816136][ T5342] Kernel Offset: disabled
[ 77.818047][ T5342] Rebooting in 86400 seconds..