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KASAN: use-after-free Read in f2fs_truncate_data_blocks_range

Status: upstream: reported C repro on 2025/08/28 23:47
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+eada39e046837f7eca5d@syzkaller.appspotmail.com
First crash: 308d, last: 4d21h
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/08/29 lts (merge base) c79648372d02 C [report] KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
2025/08/29 upstream (ToT) 07d9df80082b C Didn't crash
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range 19 C error error 10 38d 1147d 0/2 upstream: reported C repro on 2023/05/12 18:24
android-54 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range 19 C 3 433d 1147d 0/2 upstream: reported C repro on 2023/05/12 11:37
android-6-1 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range origin:upstream missing-backport 19 C error error 5 59d 1147d 0/2 upstream: reported C repro on 2023/05/12 15:50
upstream KASAN: slab-use-after-free Read in f2fs_truncate_data_blocks_range f2fs 19 C error 1 1107d 1103d 23/29 fixed on 2023/10/12 12:47
upstream KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range f2fs 17 1 298d 294d 0/29 auto-obsoleted due to no activity on 2025/12/06 05:03
▶ ▼ Last patch testing requests (6)
Created Duration User Patch Repo Result
2026/06/02 18:26 16m retest repro android13-5.15-lts log
2026/06/02 18:26 31m retest repro android13-5.15-lts log
2026/05/18 19:15 23m retest repro android13-5.15-lts log
2026/03/21 08:46 29m retest repro android13-5.15-lts report log
2026/02/17 05:56 9m retest repro android13-5.15-lts report log
2026/02/17 05:56 6m retest repro android13-5.15-lts report log
▶ ▼ Fix bisection attempts (4)
Created Duration User Patch Repo Result
2026/03/19 06:10 4m bisect fix android13-5.15-lts error job log
2026/01/10 03:02 2h24m bisect fix android13-5.15-lts OK (0) job log log
2025/11/24 16:32 1h18m bisect fix android13-5.15-lts OK (0) job log log
2025/10/24 17:58 1h03m bisect fix android13-5.15-lts OK (0) job log log

Sample crash report:
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
==================================================================
BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0x800/0xeb0 fs/f2fs/file.c:640
Read of size 4 at addr ffff88811d4af000 by task syz.2.17/372

CPU: 1 PID: 372 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x10f/0x150 mm/kasan/report.c:444
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 f2fs_truncate_data_blocks_range+0x800/0xeb0 fs/f2fs/file.c:640
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>

Allocated by task 20:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 __kasan_slab_alloc+0xb7/0xe0 mm/kasan/common.c:466
 kasan_slab_alloc include/linux/kasan.h:217 [inline]
 slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
 slab_alloc_node mm/slub.c:3245 [inline]
 slab_alloc mm/slub.c:3255 [inline]
 kmem_cache_alloc+0xf7/0x260 mm/slub.c:3260
 dst_alloc+0x15c/0x1d0 net/core/dst.c:92
 ip6_dst_alloc net/ipv6/route.c:342 [inline]
 icmp6_dst_alloc+0xec/0x520 net/ipv6/route.c:3281
 mld_sendpack+0x4d9/0xba0 net/ipv6/mcast.c:1814
 mld_send_cr net/ipv6/mcast.c:2126 [inline]
 mld_ifc_work+0x83b/0xc20 net/ipv6/mcast.c:2658
 process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328
 worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475
 kthread+0x3f5/0x4f0 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Freed by task 20:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1728 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754
 slab_free mm/slub.c:3526 [inline]
 kmem_cache_free+0x100/0x320 mm/slub.c:3544
 dst_destroy+0x1e4/0x2c0 net/core/dst.c:124
 dst_destroy_rcu+0x19/0x20 net/core/dst.c:137
 rcu_do_batch+0x4c1/0xbf0 kernel/rcu/tree.c:2523
 rcu_core+0x4a3/0xef0 kernel/rcu/tree.c:2763
 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2776
 handle_softirqs+0x250/0x560 kernel/softirq.c:583
 __do_softirq+0xb/0xd kernel/softirq.c:621

Last potentially related work creation:
 kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 __call_rcu_common kernel/rcu/tree.c:3011 [inline]
 call_rcu+0x10b/0xf60 kernel/rcu/tree.c:3129
 call_rcu_hurry include/linux/rcupdate.h:90 [inline]
 dst_release+0x123/0x190 net/core/dst.c:181
 refdst_drop include/net/dst.h:255 [inline]
 skb_dst_drop include/net/dst.h:267 [inline]
 __dev_queue_xmit+0x7c6/0x2d60 net/core/dev.c:4265
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4355
 neigh_hh_output include/net/neighbour.h:501 [inline]
 neigh_output include/net/neighbour.h:515 [inline]
 ip6_finish_output2+0x1097/0x1790 net/ipv6/ip6_output.c:130
 __ip6_finish_output+0x621/0x7e0 net/ipv6/ip6_output.c:201
 ip6_finish_output+0x31/0x220 net/ipv6/ip6_output.c:211
 NF_HOOK_COND include/linux/netfilter.h:294 [inline]
 ip6_output+0x1fa/0x410 net/ipv6/ip6_output.c:234
 dst_output include/net/dst.h:453 [inline]
 NF_HOOK include/linux/netfilter.h:305 [inline]
 mld_sendpack+0x68d/0xba0 net/ipv6/mcast.c:1825
 mld_send_cr net/ipv6/mcast.c:2126 [inline]
 mld_ifc_work+0x83b/0xc20 net/ipv6/mcast.c:2658
 process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328
 worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475
 kthread+0x3f5/0x4f0 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff88811d4af000
 which belongs to the cache ip6_dst_cache of size 240
The buggy address is located 0 bytes inside of
 240-byte region [ffff88811d4af000, ffff88811d4af0f0)
The buggy address belongs to the page:
page:ffffea0004752bc0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d4af
flags: 0x4000000000000200(slab|zone=1)
raw: 4000000000000200 0000000000000000 dead000000000122 ffff88810b16c300
raw: 0000000000000000 00000000000c000c 00000001ffffffff 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 0x112a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL), pid 20, ts 28226548173, free_ts 28216027817
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2607
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2613
 get_page_from_freelist+0x2c3a/0x2cd0 mm/page_alloc.c:4487
 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5824
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1937 [inline]
 new_slab+0xa0/0x4d0 mm/slub.c:2000
 ___slab_alloc+0x3ac/0x840 mm/slub.c:3033
 __slab_alloc+0x49/0x90 mm/slub.c:3120
 slab_alloc_node mm/slub.c:3211 [inline]
 slab_alloc mm/slub.c:3255 [inline]
 kmem_cache_alloc+0x138/0x260 mm/slub.c:3260
 dst_alloc+0x15c/0x1d0 net/core/dst.c:92
 ip6_dst_alloc net/ipv6/route.c:342 [inline]
 icmp6_dst_alloc+0xec/0x520 net/ipv6/route.c:3281
 ndisc_send_skb+0x2a9/0xcf0 net/ipv6/ndisc.c:493
 ndisc_send_ns+0x879/0xb10 net/ipv6/ndisc.c:655
 addrconf_dad_work+0x9fa/0x1510 net/ipv6/addrconf.c:4222
 process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328
 worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475
 kthread+0x3f5/0x4f0 kernel/kthread.c:337
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1474 [inline]
 free_pcp_prepare mm/page_alloc.c:1546 [inline]
 free_unref_page_prepare+0x5fa/0x600 mm/page_alloc.c:3536
 free_unref_page+0xae/0x540 mm/page_alloc.c:3618
 free_the_page mm/page_alloc.c:805 [inline]
 __free_pages+0x6c/0x100 mm/page_alloc.c:5900
 free_pages+0x82/0x90 mm/page_alloc.c:5911
 tlb_batch_list_free mm/mmu_gather.c:61 [inline]
 tlb_finish_mmu+0x258/0x310 mm/mmu_gather.c:341
 unmap_region+0x344/0x3b0 mm/mmap.c:2692
 __do_munmap+0xa99/0x1090 mm/mmap.c:2925
 __vm_munmap+0x14e/0x280 mm/mmap.c:2978
 __do_sys_munmap mm/mmap.c:3004 [inline]
 __se_sys_munmap mm/mmap.c:3000 [inline]
 __x64_sys_munmap+0x6b/0x80 mm/mmap.c:3000
 x64_sys_call+0xc9/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:12
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0

Memory state around the buggy address:
 ffff88811d4aef00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88811d4aef80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88811d4af000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                   ^
 ffff88811d4af080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
 ffff88811d4af100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
==================================================================
F2FS-fs (loop2): access invalid blkaddr:492971264
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:20
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:2147483963
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:492970368
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:2217123792
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:2217021968
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294901760
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294940070
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:491452376
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:767
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:369098752
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:128
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:767
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:369098752
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:256
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:3735879680
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:290
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:3735879680
CPU: 1 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4144206400
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f85e572b0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0cfed958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe0cfed9e0 RCX: 00007f85e572b0ca
RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007ffe0cfed9a0
RBP: 0000200000000140 R08: 00007ffe0cfed9e0 R09: 00000000000004c2
R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300
R13: 00007ffe0cfed9a0 R14: 0000000000005541 R15: 0000200000000a80
 </TASK>
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 372 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 f2fs_is_valid_blkaddr+0xc27/0x1220 fs/f2fs/checkpoint.c:-1
 f2fs_truncate_data_blocks_range+0x641/0xeb0 fs/f2fs/file.c:658
 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:697
 truncate_dnode fs/f2fs/node.c:950 [inline]
 f2fs_truncate_inode_blocks+0x644/0xfa0 fs/f2fs/node.c:1169
 f2fs_do_truncate_blocks+0x84c/0xba0 fs/f2fs/file.c:786
 f2fs_truncate_blocks+0x10b/0x310 fs/f2fs/file.c:814
 f2fs_truncate+0x1d6/0x3d0 fs/f2fs/file.c:866
 f2fs_evict_inode+0x6ff/0x1500 fs/f2fs/inode.c:825
 evict+0x4b6/0x8b0 fs/inode.c:650
 iput_final fs/inode.c:1779 [inline]
 iput+0x651/0x7e0 fs/inode.c:1805
 f2fs_fill_super+0x55f7/0x6dd0 fs/f2fs/super.c:4474
 mount_bdev+0x28d/0x3c0 fs/super.c:1400
 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4708
 legacy_get_tree+0xed/0x190 fs/fs_context.c:611
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 do_new_mount+0x251/0xb40 fs/namespace.c:3037
 path_mount+0x640/0xff0 fs/namespace.c:3367
 do_mount fs/namespace.c:3380 [inline]
 __do_sys_mount fs/namespace.c:3588 [inline]
 __se_sys_mount+0x320/0x390 fs/namespace.c:3565
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3565
 x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80

Crashes (5):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/06/28 07:28 android13-5.15-lts c85054db4618 fb92f11c .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
2026/02/03 04:57 android13-5.15-lts 7e1070528954 d78927dd .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
2025/08/29 00:02 android13-5.15-lts f32b52534f1d d401b9d7 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
2025/08/28 23:44 android13-5.15-lts f32b52534f1d d401b9d7 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
2025/08/28 23:19 android13-5.15-lts f32b52534f1d d401b9d7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 KASAN: use-after-free Read in f2fs_truncate_data_blocks_range
* Struck through repros no longer work on HEAD.