Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 ================================================================== BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0x712/0xed0 fs/f2fs/file.c:677 Read of size 4 at addr ffff888121a3e000 by task syz-executor.0/344 CPU: 1 PID: 344 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 print_address_description+0x71/0x200 mm/kasan/report.c:316 print_report+0x4a/0x60 mm/kasan/report.c:420 kasan_report+0x122/0x150 mm/kasan/report.c:524 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350 f2fs_truncate_data_blocks_range+0x712/0xed0 fs/f2fs/file.c:677 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 Allocated by task 60: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_alloc_info+0x25/0x30 mm/kasan/generic.c:505 __kasan_slab_alloc+0x72/0x80 mm/kasan/common.c:333 kasan_slab_alloc include/linux/kasan.h:202 [inline] slab_post_alloc_hook+0x4f/0x2d0 mm/slab.h:768 slab_alloc_node mm/slub.c:3382 [inline] slab_alloc mm/slub.c:3392 [inline] __kmem_cache_alloc_lru mm/slub.c:3399 [inline] kmem_cache_alloc+0x16e/0x330 mm/slub.c:3408 dst_alloc+0x16a/0x1e0 net/core/dst.c:92 ip6_dst_alloc net/ipv6/route.c:345 [inline] icmp6_dst_alloc+0xf9/0x520 net/ipv6/route.c:3308 ndisc_send_skb+0x289/0xcf0 net/ipv6/ndisc.c:493 ndisc_send_ns+0xc8/0x150 net/ipv6/ndisc.c:671 addrconf_dad_work+0xa02/0x14b0 net/ipv6/addrconf.c:4245 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11f0 kernel/workqueue.c:2449 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Freed by task 60: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x31/0x50 mm/kasan/generic.c:516 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:241 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:249 kasan_slab_free include/linux/kasan.h:178 [inline] slab_free_hook mm/slub.c:1750 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776 slab_free mm/slub.c:3712 [inline] kmem_cache_free+0x12d/0x300 mm/slub.c:3737 dst_destroy+0x209/0x2e0 net/core/dst.c:124 dst_destroy_rcu+0x19/0x20 net/core/dst.c:137 rcu_do_batch+0x515/0xb90 kernel/rcu/tree.c:2297 rcu_core+0x5a5/0xe70 kernel/rcu/tree.c:2557 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2574 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642 __do_softirq+0xb/0xd kernel/softirq.c:680 Last potentially related work creation: kasan_save_stack+0x3a/0x60 mm/kasan/common.c:45 __kasan_record_aux_stack+0xb6/0xc0 mm/kasan/generic.c:486 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496 __call_rcu_common kernel/rcu/tree.c:2807 [inline] call_rcu+0xd4/0xf90 kernel/rcu/tree.c:2926 call_rcu_hurry include/linux/rcupdate.h:117 [inline] dst_release+0x123/0x190 net/core/dst.c:181 refdst_drop include/net/dst.h:256 [inline] skb_dst_drop include/net/dst.h:268 [inline] __dev_queue_xmit+0x8f1/0x3420 net/core/dev.c:4312 dev_queue_xmit include/linux/netdevice.h:3085 [inline] neigh_resolve_output+0x6f5/0x7f0 net/core/neighbour.c:1563 neigh_output include/net/neighbour.h:552 [inline] ip6_finish_output2+0x1607/0x1870 net/ipv6/ip6_output.c:138 __ip6_finish_output net/ipv6/ip6_output.c:205 [inline] ip6_finish_output+0x5f9/0xbb0 net/ipv6/ip6_output.c:216 NF_HOOK_COND include/linux/netfilter.h:294 [inline] ip6_output+0x1d1/0x3b0 net/ipv6/ip6_output.c:237 dst_output include/net/dst.h:453 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ndisc_send_skb+0x7e3/0xcf0 net/ipv6/ndisc.c:513 ndisc_send_ns+0xc8/0x150 net/ipv6/ndisc.c:671 addrconf_dad_work+0xa02/0x14b0 net/ipv6/addrconf.c:4245 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11f0 kernel/workqueue.c:2449 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff888121a3e000 which belongs to the cache ip6_dst_cache of size 248 The buggy address is located 0 bytes inside of 248-byte region [ffff888121a3e000, ffff888121a3e0f8) The buggy address belongs to the physical page: page:ffffea0004868f80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x121a3e flags: 0x4000000000000200(slab|zone=1) raw: 4000000000000200 0000000000000000 dead000000000122 ffff888100bf0f00 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 60, tgid 60 (kworker/1:2), ts 43394425212, free_ts 16917620066 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2643 prep_new_page+0x1c/0x110 mm/page_alloc.c:2650 get_page_from_freelist+0x2c7b/0x2cf0 mm/page_alloc.c:4554 __alloc_pages+0x1c3/0x450 mm/page_alloc.c:5868 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1 allocate_slab mm/slub.c:1967 [inline] new_slab+0x98/0x3d0 mm/slub.c:2020 ___slab_alloc+0x6bd/0xb20 mm/slub.c:3177 __slab_alloc+0x5e/0xa0 mm/slub.c:3263 slab_alloc_node mm/slub.c:3348 [inline] slab_alloc mm/slub.c:3392 [inline] __kmem_cache_alloc_lru mm/slub.c:3399 [inline] kmem_cache_alloc+0x1b0/0x330 mm/slub.c:3408 dst_alloc+0x16a/0x1e0 net/core/dst.c:92 ip6_dst_alloc net/ipv6/route.c:345 [inline] icmp6_dst_alloc+0xf9/0x520 net/ipv6/route.c:3308 ndisc_send_skb+0x289/0xcf0 net/ipv6/ndisc.c:493 ndisc_send_ns+0xc8/0x150 net/ipv6/ndisc.c:671 addrconf_dad_work+0xa02/0x14b0 net/ipv6/addrconf.c:4245 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11f0 kernel/workqueue.c:2449 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1551 [inline] free_pcp_prepare mm/page_alloc.c:1625 [inline] free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3589 free_unref_page+0x8f/0x530 mm/page_alloc.c:3687 __folio_put_small mm/swap.c:97 [inline] __folio_put+0xac/0xe0 mm/swap.c:120 folio_put include/linux/mm.h:1442 [inline] put_page include/linux/mm.h:1494 [inline] anon_pipe_buf_release+0x183/0x200 fs/pipe.c:138 pipe_buf_release include/linux/pipe_fs_i.h:199 [inline] pipe_read+0x55d/0x1000 fs/pipe.c:324 call_read_iter include/linux/fs.h:2276 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x41e/0x8c0 fs/read_write.c:470 ksys_read+0x140/0x240 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Memory state around the buggy address: ffff888121a3df00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888121a3df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff888121a3e000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888121a3e080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc ffff888121a3e100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb ================================================================== F2FS-fs (loop0): access invalid blkaddr:279223424 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:60 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:106561855 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:279222784 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:2219804896 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:2219698336 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294901760 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294941552 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:564390808 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:564107200 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:767 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:16777216 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:469762303 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:128 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:767 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:16777216 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:469762303 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:564388048 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:564388048 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 0 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4145255616 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 handle_truncate fs/namei.c:3284 [inline] do_open fs/namei.c:3629 [inline] path_openat+0x27a4/0x2f50 fs/namei.c:3782 do_filp_open+0x1c1/0x3c0 fs/namei.c:3809 do_sys_openat2+0x185/0x7e0 fs/open.c:1341 do_sys_open fs/open.c:1357 [inline] __do_sys_creat fs/open.c:1435 [inline] __se_sys_creat fs/open.c:1429 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1429 x64_sys_call+0x116/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:86 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f98e227c959 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f98e2f410c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f98e239bf80 RCX: 00007f98e227c959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007f98e22d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f98e239bf80 R15: 00007ffff7362328 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 1 PID: 344 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 dump_stack+0x15/0x24 lib/dump_stack.c:113 __f2fs_is_valid_blkaddr+0xda6/0x1460 fs/f2fs/checkpoint.c:215 f2fs_is_valid_blkaddr_raw+0x23/0x30 fs/f2fs/checkpoint.c:244 f2fs_truncate_data_blocks_range+0x5f4/0xed0 fs/f2fs/file.c:651 f2fs_truncate_data_blocks+0xf3/0x130 fs/f2fs/file.c:708 truncate_dnode fs/f2fs/node.c:962 [inline] f2fs_truncate_inode_blocks+0x847/0xf80 fs/f2fs/node.c:1181 f2fs_do_truncate_blocks+0x6eb/0xbf0 fs/f2fs/file.c:797 f2fs_truncate_blocks+0x10e/0x310 fs/f2fs/file.c:825 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:875 f2fs_setattr+0xcd1/0x1330 fs/f2fs/file.c:1095 notify_change+0xcc3/0xf80 fs/attr.c:499 do_truncate+0x197/0x220 fs/open.c:66 ---------------- Code disassembly (best guess): 0: 28 00 sub %al,(%rax) 2: 00 00 add %al,(%rax) 4: 75 05 jne 0xb 6: 48 83 c4 28 add $0x28,%rsp a: c3 ret b: e8 e1 20 00 00 call 0x20f1 10: 90 nop 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall * 2a: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 c7 c1 b0 ff ff ff mov $0xffffffffffffffb0,%rcx 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W