RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 ================================================================== BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0x829/0xec0 fs/f2fs/file.c:639 Read of size 4 at addr ffff8881140df000 by task syz.5.453/2049 CPU: 0 PID: 2049 Comm: syz.5.453 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 Allocated by task 846: 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+0x162/0x2d0 mm/slub.c:2965 vm_area_dup+0x26/0x250 kernel/fork.c:366 dup_mmap kernel/fork.c:550 [inline] dup_mm kernel/fork.c:1435 [inline] copy_mm+0x879/0x13d0 kernel/fork.c:1491 copy_process+0x11a2/0x3300 kernel/fork.c:2268 kernel_clone+0x233/0x960 kernel/fork.c:2650 __do_sys_clone kernel/fork.c:2776 [inline] __se_sys_clone kernel/fork.c:2760 [inline] __x64_sys_clone+0x198/0x210 kernel/fork.c:2760 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb Freed by task 1803: 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 vm_area_free+0x52/0xf0 kernel/fork.c:386 __free_vma mm/mmap.c:180 [inline] put_vma mm/mmap.c:187 [inline] remove_vma mm/mmap.c:205 [inline] exit_mmap+0x444/0x590 mm/mmap.c:3393 __mmput+0x93/0x2f0 kernel/fork.c:1153 mmput+0x4e/0x150 kernel/fork.c:1176 exit_mm kernel/exit.c:540 [inline] do_exit+0x9e3/0x2500 kernel/exit.c:860 do_group_exit+0x141/0x310 kernel/exit.c:987 __do_sys_exit_group kernel/exit.c:998 [inline] __se_sys_exit_group kernel/exit.c:996 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:996 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb The buggy address belongs to the object at ffff8881140df000 which belongs to the cache vm_area_struct of size 232 The buggy address is located 0 bytes inside of 232-byte region [ffff8881140df000, ffff8881140df0e8) The buggy address belongs to the page: page:ffffea00045037c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1140df flags: 0x4000000000000200(slab) raw: 4000000000000200 dead000000000100 dead000000000122 ffff888100188600 raw: 0000000000000000 00000000000d000d 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 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 587, ts 47292719150, free_ts 46616419163 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+0x223b/0x23d0 mm/page_alloc.c:4254 __alloc_pages_nodemask+0x290/0x620 mm/page_alloc.c:5384 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+0x1ac/0x2d0 mm/slub.c:2965 vm_area_dup+0x26/0x250 kernel/fork.c:366 __split_vma+0xbd/0x420 mm/mmap.c:2872 __do_munmap+0x352/0x850 mm/mmap.c:2989 __vm_munmap mm/mmap.c:3094 [inline] __do_sys_munmap mm/mmap.c:3120 [inline] __se_sys_munmap+0x130/0x1c0 mm/mmap.c:3116 __x64_sys_munmap+0x5b/0x70 mm/mmap.c:3116 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb 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+0x129/0x9c0 mm/page_alloc.c:3443 release_pages+0xe52/0xea0 mm/swap.c:1103 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:356 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] tlb_flush_mmu_free mm/mmu_gather.c:240 [inline] tlb_flush_mmu mm/mmu_gather.c:247 [inline] tlb_finish_mmu+0x17e/0x310 mm/mmu_gather.c:326 exit_mmap+0x329/0x590 mm/mmap.c:3387 __mmput+0x93/0x2f0 kernel/fork.c:1153 mmput+0x4e/0x150 kernel/fork.c:1176 exit_mm kernel/exit.c:540 [inline] do_exit+0x9e3/0x2500 kernel/exit.c:860 do_group_exit+0x141/0x310 kernel/exit.c:987 get_signal+0xf7d/0x12e0 kernel/signal.c:2793 arch_do_signal_or_restart+0xe2/0x11d0 arch/x86/kernel/signal.c:805 handle_signal_work kernel/entry/common.c:145 [inline] exit_to_user_mode_loop+0xa2/0xe0 kernel/entry/common.c:169 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 Memory state around the buggy address: ffff8881140def00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff8881140def80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff8881140df000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8881140df080: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ffff8881140df100: fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb ================================================================== F2FS-fs (loop5): access invalid blkaddr:336459504 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:1803 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4133486799 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336459504 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336461280 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336461313 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336459536 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:28672 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:214932992 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:37 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:2147483648 CPU: 0 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:67388433 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336457848 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:336457848 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4294936705 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:2233968896 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:2229290240 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:4 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366 mount_bdev+0x28b/0x3a0 fs/super.c:1442 f2fs_mount+0x34/0x40 fs/f2fs/super.c:4598 legacy_get_tree+0xed/0x190 fs/fs_context.c:593 vfs_get_tree+0x89/0x260 fs/super.c:1572 do_new_mount+0x25a/0xa20 fs/namespace.c:3006 path_mount+0x585/0xc90 fs/namespace.c:3336 do_mount fs/namespace.c:3349 [inline] __do_sys_mount fs/namespace.c:3557 [inline] __se_sys_mount+0x320/0x390 fs/namespace.c:3534 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3534 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7facef0cc0ca 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:00007facedb24e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007facedb24ee0 RCX: 00007facef0cc0ca RDX: 0000200000000140 RSI: 0000200000000300 RDI: 00007facedb24ea0 RBP: 0000200000000140 R08: 00007facedb24ee0 R09: 00000000000004c2 R10: 00000000000004c2 R11: 0000000000000246 R12: 0000200000000300 R13: 00007facedb24ea0 R14: 0000000000005541 R15: 0000200000000a80 F2FS-fs (loop5): access invalid blkaddr:846 CPU: 1 PID: 2049 Comm: syz.5.453 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 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+0x658/0xfe0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x72a/0xa10 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_evict_inode+0x697/0x14e0 fs/f2fs/inode.c:799 evict+0x4ae/0x930 fs/inode.c:612 iput_final fs/inode.c:1736 [inline] iput+0x638/0x7c0 fs/inode.c:1762 f2fs_fill_super+0x5c30/0x73f0 fs/f2fs/super.c:4366