[ 493.669020][ T6997] loop0: detected capacity change from 0 to 32768
[ 493.692630][ T6997] dmapctl: leaf value 124 too large at index 341
[ 493.697541][ T6997] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 493.697541][ T6997]
[ 493.709269][ T6997] ERROR: (device loop0): remounting filesystem as read-only
[ 494.157819][ T7000] loop0: detected capacity change from 0 to 32768
[ 494.203384][ T7000] dmapctl: leaf value 124 too large at index 341
[ 494.213677][ T7000] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 494.213677][ T7000]
[ 494.238182][ T7000] ERROR: (device loop0): remounting filesystem as read-only
[ 494.892392][ T7005] loop0: detected capacity change from 0 to 32768
[ 494.919104][ T7005] dmapctl: leaf value 124 too large at index 341
[ 494.922033][ T7005] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 494.922033][ T7005]
[ 494.945028][ T7005] ERROR: (device loop0): remounting filesystem as read-only
[ 495.501383][ T7007] loop0: detected capacity change from 0 to 32768
[ 495.529796][ T7007] dmapctl: leaf value 124 too large at index 341
[ 495.532772][ T7007] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 495.532772][ T7007]
[ 495.553902][ T7007] ERROR: (device loop0): remounting filesystem as read-only
[ 495.850826][ T7009] loop0: detected capacity change from 0 to 32768
[ 495.871367][ T7009] dmapctl: leaf value 124 too large at index 341
[ 495.881636][ T7009] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 495.881636][ T7009]
[ 495.892526][ T7009] ERROR: (device loop0): remounting filesystem as read-only
[ 496.450225][ T7011] loop0: detected capacity change from 0 to 32768
[ 496.480736][ T7011] dmapctl: leaf value 124 too large at index 341
[ 496.488463][ T7011] ERROR: (device loop0): dbAdjCtl: Corrupt dmapctl page
[ 496.488463][ T7011]
[ 496.497980][ T7011] ERROR: (device loop0): remounting filesystem as read-only
[ 497.508146][ T7013] loop0: detected capacity change from 0 to 32768
[ 497.559435][ T7013] ==================================================================
[ 497.563065][ T7013] BUG: KASAN: slab-use-after-free in release_metapage+0x738/0xaa0
[ 497.566652][ T7013] Read of size 8 at addr ffff88801fef6120 by task syz.0.591/7013
[ 497.571282][ T7013]
[ 497.572813][ T7013] CPU: 0 UID: 0 PID: 7013 Comm: syz.0.591 Not tainted syzkaller #0 PREEMPT(full)
[ 497.572832][ T7013] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 497.572842][ T7013] Call Trace:
[ 497.572851][ T7013]
[ 497.572858][ T7013] dump_stack_lvl+0x189/0x250
[ 497.572876][ T7013] ? __virt_addr_valid+0x1c8/0x5c0
[ 497.572890][ T7013] ? rcu_is_watching+0x15/0xb0
[ 497.572907][ T7013] ? __kasan_check_byte+0x12/0x40
[ 497.572927][ T7013] ? __pfx_dump_stack_lvl+0x10/0x10
[ 497.572938][ T7013] ? rcu_is_watching+0x15/0xb0
[ 497.572954][ T7013] ? lock_release+0x4b/0x3e0
[ 497.572970][ T7013] ? __virt_addr_valid+0x1c8/0x5c0
[ 497.572982][ T7013] ? __virt_addr_valid+0x4a5/0x5c0
[ 497.572994][ T7013] print_report+0xca/0x240
[ 497.573012][ T7013] ? release_metapage+0x738/0xaa0
[ 497.573030][ T7013] kasan_report+0x118/0x150
[ 497.573041][ T7013] ? rcu_is_watching+0x15/0xb0
[ 497.573058][ T7013] ? release_metapage+0x738/0xaa0
[ 497.573079][ T7013] release_metapage+0x738/0xaa0
[ 497.573100][ T7013] ea_write+0x658/0xdd0
[ 497.573117][ T7013] ? __pfx_ea_write+0x10/0x10
[ 497.573130][ T7013] ? rcu_is_watching+0x15/0xb0
[ 497.573147][ T7013] ? trace_contention_end+0x39/0x120
[ 497.573166][ T7013] ? __jfs_setxattr+0x7d7/0x1120
[ 497.573180][ T7013] __jfs_setxattr+0xa01/0x1120
[ 497.573197][ T7013] ? __pfx___jfs_setxattr+0x10/0x10
[ 497.573225][ T7013] ? register_lock_class+0x51/0x320
[ 497.573243][ T7013] __jfs_xattr_set+0xda/0x170
[ 497.573259][ T7013] ? __pfx___jfs_xattr_set+0x10/0x10
[ 497.573274][ T7013] ? xattr_full_name+0x6f/0x90
[ 497.573287][ T7013] ? jfs_xattr_set+0x33/0x60
[ 497.573301][ T7013] ? __pfx_jfs_xattr_set+0x10/0x10
[ 497.573314][ T7013] __vfs_setxattr+0x43c/0x480
[ 497.573337][ T7013] __vfs_setxattr_noperm+0x12d/0x660
[ 497.573356][ T7013] vfs_setxattr+0x16b/0x2f0
[ 497.573374][ T7013] ? __pfx_vfs_setxattr+0x10/0x10
[ 497.573392][ T7013] filename_setxattr+0x274/0x600
[ 497.573405][ T7013] ? __pfx_filename_setxattr+0x10/0x10
[ 497.573417][ T7013] ? getname_flags+0x1e5/0x540
[ 497.573430][ T7013] path_setxattrat+0x364/0x3a0
[ 497.573445][ T7013] ? __pfx_path_setxattrat+0x10/0x10
[ 497.573457][ T7013] ? do_futex+0x395/0x420
[ 497.573478][ T7013] __x64_sys_lsetxattr+0xbf/0xe0
[ 497.573491][ T7013] do_syscall_64+0xfa/0xfa0
[ 497.573565][ T7013] ? lockdep_hardirqs_on+0x9c/0x150
[ 497.573579][ T7013] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 497.573592][ T7013] ? clear_bhb_loop+0x60/0xb0
[ 497.573606][ T7013] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 497.573618][ T7013] RIP: 0033:0x7f7c5938e969
[ 497.573632][ T7013] 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
[ 497.573643][ T7013] RSP: 002b:00007f7c5a2af038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 497.573658][ T7013] RAX: ffffffffffffffda RBX: 00007f7c595b5fa0 RCX: 00007f7c5938e969
[ 497.573666][ T7013] RDX: 0000200000000040 RSI: 00002000000000c0 RDI: 0000200000000100
[ 497.573674][ T7013] RBP: 00007f7c59410ab1 R08: 0000000000000000 R09: 0000000000000000
[ 497.573682][ T7013] R10: 000000000000fe37 R11: 0000000000000246 R12: 0000000000000000
[ 497.573690][ T7013] R13: 0000000000000000 R14: 00007f7c595b5fa0 R15: 00007ffeee4d4ad8
[ 497.573702][ T7013]
[ 497.573707][ T7013]
[ 497.725139][ T7013] Allocated by task 7013:
[ 497.727319][ T7013] kasan_save_track+0x3e/0x80
[ 497.729474][ T7013] __kasan_slab_alloc+0x6c/0x80
[ 497.731788][ T7013] kmem_cache_alloc_noprof+0x367/0x6e0
[ 497.734259][ T7013] mempool_alloc_noprof+0x1a7/0x510
[ 497.736898][ T7013] __get_metapage+0x509/0xe20
[ 497.739163][ T7013] ea_write+0x5e6/0xdd0
[ 497.741176][ T7013] __jfs_setxattr+0xa01/0x1120
[ 497.743286][ T7013] __jfs_xattr_set+0xda/0x170
[ 497.745403][ T7013] __vfs_setxattr+0x43c/0x480
[ 497.747573][ T7013] __vfs_setxattr_noperm+0x12d/0x660
[ 497.750005][ T7013] vfs_setxattr+0x16b/0x2f0
[ 497.752124][ T7013] filename_setxattr+0x274/0x600
[ 497.754351][ T7013] path_setxattrat+0x364/0x3a0
[ 497.756719][ T7013] __x64_sys_lsetxattr+0xbf/0xe0
[ 497.759235][ T7013] do_syscall_64+0xfa/0xfa0
[ 497.761368][ T7013] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 497.763913][ T7013]
[ 497.764981][ T7013] Freed by task 73:
[ 497.766896][ T7013] kasan_save_track+0x3e/0x80
[ 497.769072][ T7013] __kasan_save_free_info+0x46/0x50
[ 497.771409][ T7013] __kasan_slab_free+0x5c/0x80
[ 497.773499][ T7013] kmem_cache_free+0x19b/0x690
[ 497.775535][ T7013] metapage_release_folio+0x46c/0x5b0
[ 497.777944][ T7013] shrink_folio_list+0x20ac/0x4c70
[ 497.780149][ T7013] evict_folios+0x471e/0x57c0
[ 497.782313][ T7013] try_to_shrink_lruvec+0x8a3/0xb50
[ 497.784407][ T7013] shrink_one+0x21b/0x7c0
[ 497.786323][ T7013] shrink_node+0x315d/0x3780
[ 497.788701][ T7013] kswapd+0x147c/0x2800
[ 497.790724][ T7013] kthread+0x711/0x8a0
[ 497.792618][ T7013] ret_from_fork+0x4bc/0x870
[ 497.794784][ T7013] ret_from_fork_asm+0x1a/0x30
[ 497.797015][ T7013]
[ 497.798178][ T7013] The buggy address belongs to the object at ffff88801fef60f8
[ 497.798178][ T7013] which belongs to the cache jfs_mp of size 184
[ 497.804585][ T7013] The buggy address is located 40 bytes inside of
[ 497.804585][ T7013] freed 184-byte region [ffff88801fef60f8, ffff88801fef61b0)
[ 497.810821][ T7013]
[ 497.811997][ T7013] The buggy address belongs to the physical page:
[ 497.815481][ T7013] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1fef6
[ 497.820551][ T7013] anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[ 497.824731][ T7013] page_type: f5(slab)
[ 497.826940][ T7013] raw: 00fff00000000000 ffff8880328a6dc0 ffffea000045e380 dead000000000009
[ 497.831204][ T7013] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
[ 497.834872][ T7013] page dumped because: kasan: bad access detected
[ 497.837686][ T7013] page_owner tracks the page as allocated
[ 497.840211][ T7013] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xd2800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5825, tgid 5824 (syz.0.19), ts 160783556802, free_ts 160194828150
[ 497.849764][ T7013] post_alloc_hook+0x234/0x290
[ 497.851971][ T7013] get_page_from_freelist+0x2365/0x2440
[ 497.854490][ T7013] __alloc_frozen_pages_noprof+0x181/0x370
[ 497.856959][ T7013] alloc_pages_mpol+0x232/0x4a0
[ 497.859076][ T7013] allocate_slab+0x96/0x350
[ 497.861264][ T7013] ___slab_alloc+0xf56/0x1990
[ 497.863379][ T7013] __slab_alloc+0x65/0x100
[ 497.865270][ T7013] kmem_cache_alloc_noprof+0x3f9/0x6e0
[ 497.867664][ T7013] mempool_alloc_noprof+0x1a7/0x510
[ 497.870044][ T7013] __get_metapage+0x509/0xe20
[ 497.872254][ T7013] diReadSpecial+0x25b/0x710
[ 497.874393][ T7013] jfs_mount+0x174/0x870
[ 497.876285][ T7013] jfs_fill_super+0x6bc/0xd80
[ 497.878308][ T7013] get_tree_bdev_flags+0x40e/0x4d0
[ 497.880540][ T7013] vfs_get_tree+0x92/0x2b0
[ 497.882458][ T7013] do_new_mount+0x302/0xa10
[ 497.884481][ T7013] page last free pid 15 tgid 15 stack trace:
[ 497.887142][ T7013] __free_frozen_pages+0xbc4/0xd30
[ 497.889412][ T7013] tlb_remove_table_rcu+0x85/0x100
[ 497.892049][ T7013] rcu_core+0xcab/0x1770
[ 497.894166][ T7013] handle_softirqs+0x286/0x870
[ 497.896287][ T7013] run_ksoftirqd+0x9b/0x100
[ 497.898303][ T7013] smpboot_thread_fn+0x542/0xa60
[ 497.900612][ T7013] kthread+0x711/0x8a0
[ 497.902530][ T7013] ret_from_fork+0x4bc/0x870
[ 497.904471][ T7013] ret_from_fork_asm+0x1a/0x30
[ 497.906596][ T7013]
[ 497.907665][ T7013] Memory state around the buggy address:
[ 497.910039][ T7013] ffff88801fef6000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 497.913515][ T7013] ffff88801fef6080: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa
[ 497.916948][ T7013] >ffff88801fef6100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 497.920459][ T7013] ^
[ 497.922618][ T7013] ffff88801fef6180: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb
[ 497.926191][ T7013] ffff88801fef6200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 497.930307][ T7013] ==================================================================
[ 498.003151][ T7013] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 498.006328][ T7013] CPU: 0 UID: 0 PID: 7013 Comm: syz.0.591 Not tainted syzkaller #0 PREEMPT(full)
[ 498.010399][ T7013] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 498.014701][ T7013] Call Trace:
[ 498.016076][ T7013]
[ 498.017339][ T7013] dump_stack_lvl+0x99/0x250
[ 498.019285][ T7013] ? __asan_memcpy+0x40/0x70
[ 498.021587][ T7013] ? __pfx_dump_stack_lvl+0x10/0x10
[ 498.024196][ T7013] ? __pfx__printk+0x10/0x10
[ 498.026329][ T7013] vpanic+0x237/0x6d0
[ 498.028137][ T7013] ? __pfx_vpanic+0x10/0x10
[ 498.030192][ T7013] ? preempt_schedule_common+0x83/0xd0
[ 498.032562][ T7013] ? preempt_schedule+0xae/0xc0
[ 498.034651][ T7013] panic+0xb9/0xc0
[ 498.036298][ T7013] ? __pfx_panic+0x10/0x10
[ 498.038461][ T7013] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 498.041331][ T7013] ? release_metapage+0x738/0xaa0
[ 498.043567][ T7013] check_panic_on_warn+0x89/0xb0
[ 498.045735][ T7013] ? release_metapage+0x738/0xaa0
[ 498.048003][ T7013] end_report+0x78/0x160
[ 498.050024][ T7013] kasan_report+0x129/0x150
[ 498.052316][ T7013] ? rcu_is_watching+0x15/0xb0
[ 498.054913][ T7013] ? release_metapage+0x738/0xaa0
[ 498.057557][ T7013] release_metapage+0x738/0xaa0
[ 498.059836][ T7013] ea_write+0x658/0xdd0
[ 498.061917][ T7013] ? __pfx_ea_write+0x10/0x10
[ 498.064115][ T7013] ? rcu_is_watching+0x15/0xb0
[ 498.066537][ T7013] ? trace_contention_end+0x39/0x120
[ 498.069196][ T7013] ? __jfs_setxattr+0x7d7/0x1120
[ 498.071749][ T7013] __jfs_setxattr+0xa01/0x1120
[ 498.073931][ T7013] ? __pfx___jfs_setxattr+0x10/0x10
[ 498.076497][ T7013] ? register_lock_class+0x51/0x320
[ 498.079444][ T7013] __jfs_xattr_set+0xda/0x170
[ 498.082126][ T7013] ? __pfx___jfs_xattr_set+0x10/0x10
[ 498.084612][ T7013] ? xattr_full_name+0x6f/0x90
[ 498.086720][ T7013] ? jfs_xattr_set+0x33/0x60
[ 498.088790][ T7013] ? __pfx_jfs_xattr_set+0x10/0x10
[ 498.091111][ T7013] __vfs_setxattr+0x43c/0x480
[ 498.093234][ T7013] __vfs_setxattr_noperm+0x12d/0x660
[ 498.095643][ T7013] vfs_setxattr+0x16b/0x2f0
[ 498.097697][ T7013] ? __pfx_vfs_setxattr+0x10/0x10
[ 498.099902][ T7013] filename_setxattr+0x274/0x600
[ 498.102300][ T7013] ? __pfx_filename_setxattr+0x10/0x10
[ 498.104700][ T7013] ? getname_flags+0x1e5/0x540
[ 498.106815][ T7013] path_setxattrat+0x364/0x3a0
[ 498.108930][ T7013] ? __pfx_path_setxattrat+0x10/0x10
[ 498.111392][ T7013] ? do_futex+0x395/0x420
[ 498.113437][ T7013] __x64_sys_lsetxattr+0xbf/0xe0
[ 498.116559][ T7013] do_syscall_64+0xfa/0xfa0
[ 498.119236][ T7013] ? lockdep_hardirqs_on+0x9c/0x150
[ 498.121700][ T7013] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 498.124450][ T7013] ? clear_bhb_loop+0x60/0xb0
[ 498.126612][ T7013] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 498.129340][ T7013] RIP: 0033:0x7f7c5938e969
[ 498.131384][ T7013] 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
[ 498.139964][ T7013] RSP: 002b:00007f7c5a2af038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd
[ 498.143738][ T7013] RAX: ffffffffffffffda RBX: 00007f7c595b5fa0 RCX: 00007f7c5938e969
[ 498.147639][ T7013] RDX: 0000200000000040 RSI: 00002000000000c0 RDI: 0000200000000100
[ 498.151797][ T7013] RBP: 00007f7c59410ab1 R08: 0000000000000000 R09: 0000000000000000
[ 498.155482][ T7013] R10: 000000000000fe37 R11: 0000000000000246 R12: 0000000000000000
[ 498.159138][ T7013] R13: 0000000000000000 R14: 00007f7c595b5fa0 R15: 00007ffeee4d4ad8
[ 498.162667][ T7013]
[ 498.164547][ T7013] Kernel Offset: disabled
[ 498.166750][ T7013] Rebooting in 86400 seconds..