RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
==================================================================
BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0x829/0xec0 fs/f2fs/file.c:639
Read of size 4 at addr ffff8881185cb000 by task syz.2.17/495

CPU: 1 PID: 495 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:435 [inline]
 kasan_report+0xe2/0x130 mm/kasan/report.c:452
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 f2fs_truncate_data_blocks_range+0x829/0xec0 fs/f2fs/file.c:639
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118

Allocated by task 381:
 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:430 [inline]
 __kasan_slab_alloc+0xbd/0xf0 mm/kasan/common.c:463
 kasan_slab_alloc include/linux/kasan.h:244 [inline]
 slab_post_alloc_hook+0x5d/0x2f0 mm/slab.h:580
 slab_alloc_node mm/slub.c:2952 [inline]
 slab_alloc mm/slub.c:2960 [inline]
 kmem_cache_alloc+0x165/0x2e0 mm/slub.c:2965
 dst_alloc+0x176/0x4f0 net/core/dst.c:93
 ip6_dst_alloc net/ipv6/route.c:340 [inline]
 icmp6_dst_alloc+0xf5/0x560 net/ipv6/route.c:3169
 ndisc_send_skb+0x267/0xb40 net/ipv6/ndisc.c:493
 ndisc_send_rs+0x6e5/0x960 net/ipv6/ndisc.c:707
 addrconf_dad_completed+0x97f/0xe80 net/ipv6/addrconf.c:4287
 addrconf_dad_work+0xc18/0x1410 net/ipv6/addrconf.c:-1
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298

Freed by task 19:
 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:362
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:370
 kasan_slab_free include/linux/kasan.h:220 [inline]
 slab_free_hook mm/slub.c:1600 [inline]
 slab_free_freelist_hook+0xc5/0x190 mm/slub.c:1626
 slab_free mm/slub.c:3208 [inline]
 kmem_cache_free+0x100/0x2d0 mm/slub.c:3224
 dst_destroy+0x18a/0x240 net/core/dst.c:126
 dst_destroy_rcu+0x19/0x20 net/core/dst.c:139
 rcu_do_batch+0x4df/0xa80 kernel/rcu/tree.c:2494
 rcu_core+0x55f/0xd60 kernel/rcu/tree.c:2735
 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2748
 __do_softirq+0x255/0x563 kernel/softirq.c:309

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 kernel/rcu/tree.c:2980 [inline]
 call_rcu+0x10e/0x1050 kernel/rcu/tree.c:3054
 dst_release+0x123/0x190 net/core/dst.c:183
 refdst_drop include/net/dst.h:253 [inline]
 skb_dst_drop include/net/dst.h:265 [inline]
 __dev_queue_xmit+0x8d2/0x2540 net/core/dev.c:4166
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4243
 neigh_resolve_output+0x6cf/0x770 net/core/neighbour.c:1509
 neigh_output include/net/neighbour.h:517 [inline]
 ip6_finish_output2+0xecd/0x1500 net/ipv6/ip6_output.c:130
 __ip6_finish_output+0x5ff/0x790 net/ipv6/ip6_output.c:201
 ip6_finish_output+0x33/0x1f0 net/ipv6/ip6_output.c:211
 NF_HOOK_COND include/linux/netfilter.h:288 [inline]
 ip6_output+0x1d1/0x3b0 net/ipv6/ip6_output.c:234
 dst_output include/net/dst.h:451 [inline]
 NF_HOOK include/linux/netfilter.h:299 [inline]
 ndisc_send_skb+0x6f5/0xb40 net/ipv6/ndisc.c:513
 ndisc_send_rs+0x6e5/0x960 net/ipv6/ndisc.c:707
 addrconf_dad_completed+0x97f/0xe80 net/ipv6/addrconf.c:4287
 addrconf_dad_work+0xc18/0x1410 net/ipv6/addrconf.c:-1
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298

The buggy address belongs to the object at ffff8881185cb000
 which belongs to the cache ip6_dst_cache of size 240
The buggy address is located 0 bytes inside of
 240-byte region [ffff8881185cb000, ffff8881185cb0f0)
The buggy address belongs to the page:
page:ffffea00046172c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1185cb
flags: 0x4000000000000200(slab)
raw: 4000000000000200 dead000000000100 dead000000000122 ffff88810b34fe00
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 495, ts 49044637037, free_ts 48619251532
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2456 [inline]
 prep_new_page+0x179/0x180 mm/page_alloc.c:2462
 get_page_from_freelist+0x2235/0x23d0 mm/page_alloc.c:4254
 __alloc_pages_nodemask+0x268/0x5f0 mm/page_alloc.c:5370
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1813 [inline]
 new_slab+0x84/0x3f0 mm/slub.c:1874
 new_slab_objects mm/slub.c:2632 [inline]
 ___slab_alloc+0x2a6/0x450 mm/slub.c:2796
 __slab_alloc+0x63/0xa0 mm/slub.c:2836
 slab_alloc_node mm/slub.c:2918 [inline]
 slab_alloc mm/slub.c:2960 [inline]
 kmem_cache_alloc+0x1af/0x2e0 mm/slub.c:2965
 dst_alloc+0x176/0x4f0 net/core/dst.c:93
 ip6_dst_alloc net/ipv6/route.c:340 [inline]
 icmp6_dst_alloc+0xf5/0x560 net/ipv6/route.c:3169
 mld_sendpack+0x4b0/0xa80 net/ipv6/mcast.c:1665
 mld_send_cr net/ipv6/mcast.c:1972 [inline]
 mld_ifc_timer_expire+0x84a/0xc50 net/ipv6/mcast.c:2471
 call_timer_fn+0x38/0x290 kernel/time/timer.c:1450
 expire_timers kernel/time/timer.c:1495 [inline]
 __run_timers+0x639/0x9a0 kernel/time/timer.c:1789
 run_timer_softirq+0x6a/0xf0 kernel/time/timer.c:1802
 __do_softirq+0x255/0x563 kernel/softirq.c:309
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:28 [inline]
 free_pages_prepare mm/page_alloc.c:1349 [inline]
 free_pcp_prepare mm/page_alloc.c:1421 [inline]
 free_unref_page_prepare+0x2b7/0x2d0 mm/page_alloc.c:3336
 free_unref_page_list+0x12e/0x9b0 mm/page_alloc.c:3443
 release_pages+0xe38/0xe80 mm/swap.c:1103
 __pagevec_release+0x71/0xe0 mm/swap.c:1123
 pagevec_release include/linux/pagevec.h:88 [inline]
 truncate_inode_pages_range+0x771/0x15b0 mm/truncate.c:367
 truncate_inode_pages mm/truncate.c:473 [inline]
 truncate_pagecache mm/truncate.c:834 [inline]
 truncate_setsize+0xbd/0xe0 mm/truncate.c:859
 f2fs_setattr+0x943/0x1010 fs/f2fs/file.c:1033
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb

Memory state around the buggy address:
 ffff8881185caf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8881185caf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8881185cb000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                   ^
 ffff8881185cb080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc
 ffff8881185cb100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
==================================================================
F2FS-fs (loop2): access invalid blkaddr:408733440
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:19
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:2940207328
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:377308416
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:2213721856
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:2213625072
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294901760
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294942103
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:408728600
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:767
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:33554432
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:128
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:767
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:33554432
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:256
CPU: 1 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:3735879680
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:290
CPU: 1 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:3735879680
CPU: 1 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4145379776
CPU: 1 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:381
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:3347054870
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:2319450396
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:395288064
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:4294936705
CPU: 0 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205
 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:657
 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:696
 truncate_dnode fs/f2fs/node.c:953 [inline]
 f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172
 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:785
 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:813
 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:865
 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:1036
 notify_change+0xab3/0xe40 fs/attr.c:410
 do_truncate+0x186/0x210 fs/open.c:65
 handle_truncate fs/namei.c:3062 [inline]
 do_open fs/namei.c:3403 [inline]
 path_openat+0x2aab/0x3160 fs/namei.c:3517
 do_filp_open+0x1b3/0x3e0 fs/namei.c:3544
 do_sys_openat2+0x14c/0x6d0 fs/open.c:1219
 do_sys_open fs/open.c:1235 [inline]
 __do_sys_open fs/open.c:1243 [inline]
 __se_sys_open fs/open.c:1239 [inline]
 __x64_sys_open+0x11c/0x140 fs/open.c:1239
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f270def4ec9
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
RSP: 002b:00007f270dd65038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f270e14bfa0 RCX: 00007f270def4ec9
RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140
RBP: 00007f270df77f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f270e14c038 R14: 00007f270e14bfa0 R15: 00007ffcb5a89118
F2FS-fs (loop2): access invalid blkaddr:19
CPU: 1 PID: 495 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135