R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 ================================================================== BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0x829/0xec0 fs/f2fs/file.c:599 Read of size 4 at addr ffff88810d2c0000 by task syz-executor.0/325 CPU: 0 PID: 325 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:435 [inline] kasan_report+0xe2/0x130 mm/kasan/report.c:452 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 f2fs_truncate_data_blocks_range+0x829/0xec0 fs/f2fs/file.c:599 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 Allocated by task 0: (stack is not available) Freed by task 320: 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] kfree+0xc0/0x270 mm/slub.c:4196 skb_free_head net/core/skbuff.c:606 [inline] skb_release_data+0x532/0x670 net/core/skbuff.c:626 skb_release_all net/core/skbuff.c:680 [inline] __kfree_skb net/core/skbuff.c:694 [inline] consume_skb+0xab/0x1f0 net/core/skbuff.c:851 netlink_broadcast_filtered+0x117d/0x1270 net/netlink/af_netlink.c:1530 netlink_broadcast net/netlink/af_netlink.c:1552 [inline] nlmsg_multicast include/net/netlink.h:1033 [inline] nlmsg_notify+0xed/0x1b0 net/netlink/af_netlink.c:2546 rtnl_notify+0x9a/0xc0 net/core/rtnetlink.c:737 inet6_rt_notify+0x365/0x470 net/ipv6/route.c:6067 fib6_add_rt2node net/ipv6/ip6_fib.c:1253 [inline] fib6_add+0x214b/0x3bf0 net/ipv6/ip6_fib.c:1482 __ip6_ins_rt net/ipv6/route.c:1303 [inline] ip6_route_add+0x89/0x130 net/ipv6/route.c:3773 addrconf_add_mroute net/ipv6/addrconf.c:2527 [inline] addrconf_add_dev+0x329/0x430 net/ipv6/addrconf.c:2545 addrconf_dev_config+0x1bd/0x510 net/ipv6/addrconf.c:3427 addrconf_notify+0x9d8/0xe90 net/ipv6/addrconf.c:3673 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0x90/0x100 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2054 [inline] call_netdevice_notifiers_extack net/core/dev.c:2066 [inline] call_netdevice_notifiers net/core/dev.c:2080 [inline] __dev_notify_flags+0x28f/0x500 net/core/dev.c:-1 dev_change_flags+0xe8/0x1a0 net/core/dev.c:8610 do_setlink+0xbb4/0x3ab0 net/core/rtnetlink.c:2732 __rtnl_newlink net/core/rtnetlink.c:3410 [inline] rtnl_newlink+0x1292/0x1640 net/core/rtnetlink.c:3530 rtnetlink_rcv_msg+0x9db/0xb90 net/core/rtnetlink.c:5610 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2503 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5628 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x876/0xa40 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x88d/0xb30 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:652 [inline] __sock_sendmsg net/socket.c:664 [inline] __sys_sendto+0x41d/0x580 net/socket.c:2006 __do_sys_sendto net/socket.c:2018 [inline] __se_sys_sendto net/socket.c:2014 [inline] __x64_sys_sendto+0xe5/0x100 net/socket.c:2014 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 ffff88810d2c0000 which belongs to the cache kmalloc-1k of size 1024 The buggy address is located 0 bytes inside of 1024-byte region [ffff88810d2c0000, ffff88810d2c0400) The buggy address belongs to the page: page:ffffea000434b000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d2c0 head:ffffea000434b000 order:3 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head) raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100042f00 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 320, ts 39487413358, free_ts 39414323061 set_page_owner include/linux/page_owner.h:35 [inline] post_alloc_hook mm/page_alloc.c:2456 [inline] prep_new_page+0x179/0x180 mm/page_alloc.c:2462 get_page_from_freelist+0x2235/0x23d0 mm/page_alloc.c:4254 __alloc_pages_nodemask+0x268/0x5f0 mm/page_alloc.c:5370 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1813 [inline] new_slab+0x84/0x3f0 mm/slub.c:1874 new_slab_objects mm/slub.c:2632 [inline] ___slab_alloc+0x2a6/0x450 mm/slub.c:2796 __slab_alloc+0x63/0xa0 mm/slub.c:2836 slab_alloc_node mm/slub.c:2918 [inline] slab_alloc mm/slub.c:2960 [inline] __kmalloc_track_caller+0x1ef/0x320 mm/slub.c:4541 __kmalloc_reserve net/core/skbuff.c:144 [inline] __alloc_skb+0xdc/0x520 net/core/skbuff.c:212 alloc_skb include/linux/skbuff.h:1126 [inline] wg_packet_send_keepalive+0x62/0x1d0 drivers/net/wireguard/send.c:226 wg_open+0x214/0x300 drivers/net/wireguard/device.c:56 __dev_open+0x33f/0x4c0 net/core/dev.c:1542 __dev_change_flags+0x20a/0x6a0 net/core/dev.c:8534 dev_change_flags+0x88/0x1a0 net/core/dev.c:8605 do_setlink+0xbb4/0x3ab0 net/core/rtnetlink.c:2732 __rtnl_newlink net/core/rtnetlink.c:3410 [inline] rtnl_newlink+0x1292/0x1640 net/core/rtnetlink.c:3530 rtnetlink_rcv_msg+0x9db/0xb90 net/core/rtnetlink.c:5610 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_pages_ok+0x7fc/0x820 mm/page_alloc.c:1629 free_the_page mm/page_alloc.c:5431 [inline] __free_pages+0xdd/0x380 mm/page_alloc.c:5440 __free_slab+0xcf/0x190 mm/slub.c:1899 free_slab mm/slub.c:1914 [inline] discard_slab mm/slub.c:1920 [inline] unfreeze_partials+0x15f/0x190 mm/slub.c:2415 put_cpu_partial+0xc1/0x180 mm/slub.c:2451 __slab_free+0x2c9/0x3a0 mm/slub.c:3100 do_slab_free mm/slub.c:3196 [inline] ___cache_free+0x111/0x130 mm/slub.c:3215 qlink_free+0x50/0x90 mm/kasan/quarantine.c:157 qlist_free_all+0x5f/0xb0 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x14a/0x160 mm/kasan/quarantine.c:283 __kasan_slab_alloc+0x2f/0xf0 mm/kasan/common.c:440 kasan_slab_alloc include/linux/kasan.h:244 [inline] slab_post_alloc_hook+0x5d/0x2f0 mm/slab.h:580 slab_alloc_node mm/slub.c:2952 [inline] slab_alloc mm/slub.c:2960 [inline] kmem_cache_alloc+0x165/0x2e0 mm/slub.c:2965 sock_alloc_inode+0x1b/0xb0 net/socket.c:253 alloc_inode fs/inode.c:233 [inline] new_inode_pseudo+0x62/0x210 fs/inode.c:968 sock_alloc net/socket.c:574 [inline] __sock_create+0x12c/0x770 net/socket.c:1400 Memory state around the buggy address: ffff88810d2bff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88810d2bff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88810d2c0000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88810d2c0080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88810d2c0100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== F2FS-fs (loop0): access invalid blkaddr:219461824 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:4294936705 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:320 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:3944743160 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:2058 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:83886847 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:983048 CPU: 1 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:255 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:65556 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:255 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:393224 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:256 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:262152 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:19 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:786468 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): access invalid blkaddr:1310725 CPU: 0 PID: 325 Comm: syz-executor.0 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 dump_stack+0x15/0x1c lib/dump_stack.c:135 f2fs_is_valid_blkaddr+0xc8c/0x1360 fs/f2fs/checkpoint.c:205 f2fs_truncate_data_blocks_range+0x67f/0xec0 fs/f2fs/file.c:617 f2fs_truncate_data_blocks+0xf7/0x140 fs/f2fs/file.c:656 truncate_dnode fs/f2fs/node.c:953 [inline] f2fs_truncate_inode_blocks+0x63b/0xfb0 fs/f2fs/node.c:1172 f2fs_do_truncate_blocks+0x6bc/0x9a0 fs/f2fs/file.c:745 f2fs_truncate_blocks+0x115/0x310 fs/f2fs/file.c:773 f2fs_truncate+0x1d7/0x3d0 fs/f2fs/file.c:825 f2fs_setattr+0x981/0x1010 fs/f2fs/file.c:996 notify_change+0xab3/0xe40 fs/attr.c:410 do_truncate+0x186/0x210 fs/open.c:65 handle_truncate fs/namei.c:3054 [inline] do_open fs/namei.c:3395 [inline] path_openat+0x2aab/0x3160 fs/namei.c:3509 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_creat fs/open.c:1309 [inline] __se_sys_creat fs/open.c:1303 [inline] __x64_sys_creat+0x8e/0xb0 fs/open.c:1303 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fae0f363959 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:00007fae0eee60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fae0f482f80 RCX: 00007fae0f363959 RDX: 0000000000000000 RSI: 00000000000001f8 RDI: 00000000200000c0 RBP: 00007fae0f3bfc88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fae0f482f80 R15: 00007ffd64be91f8 F2FS-fs (loop0): dec_valid_node_count: inconsistent i_blocks, ino:8, iblocks:0