ci2 starts bisection 2025-10-24 17:59:02.605677405 +0000 UTC m=+173201.423055396 bisecting fixing commit since f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 building syzkaller on d401b9d77980e7469e1c6eaa282f33df0fcfb3df ensuring issue is reproducible on original commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b852ef47ccf173b894008e54ae3c0bcaf207ca86b50806e156ae3e519e5a67d1 run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #10: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #11: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #12: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #13: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #14: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #15: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #16: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range run #17: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #18: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #19: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] check whether we can drop unnecessary instrumentation disabling configs for [memleak ubsan bug_or_warning locking atomic_sleep hang], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 79c55bd3a790042b3d0c4b5329aa3d29778e9d883e6ffe5dbeb183956f79f8b3 all runs: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed kconfig minimization: base=4921 full=6219 leaves diff=255 split chunks (needed=false): <255> split chunk #0 of len 255 into 5 parts testing without sub-chunk 1/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bcfdef2e2718acc2b59f554100d2fbeb86111a1b4ba006ab0b333a587e4c006e run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [bug_or_warning locking atomic_sleep hang memleak ubsan], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e7402c1698bd4c6284d5e9ba388447a6cd51ff206d96738da0c0e116399d9653 run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [bug_or_warning locking atomic_sleep hang memleak ubsan], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ebfc126bd6973cc09d735a536ab4ab1d415d6d12b7058ac50c83500615402436 run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning locking], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 122a863567e37eb6c5ff7437a9bb1cb92e06f1bf7de8cbf5987ed8d681e36fdd run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning locking], they are not needed testing commit f32b52534f1d4df1fc1a6afe6cf4639adebf8a63 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 failed building f32b52534f1d4df1fc1a6afe6cf4639adebf8a63: net/socket.c:1191: undefined reference to `wext_handle_ioctl' net/socket.c:3390: undefined reference to `compat_wext_handle_ioctl' net/core/net-procfs.c:343: undefined reference to `wext_proc_exit' net/core/net-procfs.c:327: undefined reference to `wext_proc_init' minimized to 51 configs; suspects: [HID_ZEROPLUS USB_LINK_LAYER_TEST USB_MON USB_NET_CDC_MBIM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_DM9601 USB_NET_GL620A USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM USB_XHCI_PCI_RENESAS WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS ZEROPLUS_FF] disabling configs for [ubsan bug_or_warning locking atomic_sleep hang memleak], they are not needed testing current HEAD 1edb21e89ce47f8b3cf6405a81d40d3147291b57 testing commit 1edb21e89ce47f8b3cf6405a81d40d3147291b57 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9f57d88d4000cdf46dafd97341178282c60a51e5c097d4d0477f3b0eea314ed3 run #0: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #1: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #2: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #3: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #4: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #5: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #6: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #7: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #8: crashed: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range run #9: crashed: KASAN: slab-out-of-bounds Read in f2fs_truncate_data_blocks_range representative crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range, types: [KASAN-USE-AFTER-FREE-READ] crash still not fixed/happens on the oldest tested release revisions tested: 7, total time: 1h2m47.283409559s (build: 29m35.566507394s, test: 30m50.376517652s) crash still not fixed or there were kernel test errors commit msg: Revert "PCI/AER: Support errors introduced by PCIe r6.0" crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 ================================================================== BUG: KASAN: use-after-free in f2fs_truncate_data_blocks_range+0xc51/0xe90 fs/f2fs/file.c:595 Read of size 4 at addr ffff88811f529000 by task syz.2.17/451 CPU: 1 PID: 451 Comm: syz.2.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 print_address_description.constprop.0+0x24/0x160 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:427 [inline] kasan_report.cold+0x82/0xdb mm/kasan/report.c:444 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 f2fs_truncate_data_blocks_range+0xc51/0xe90 fs/f2fs/file.c:595 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 Allocated by task 37: kasan_save_stack+0x26/0x50 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:433 [inline] __kasan_slab_alloc+0x94/0xc0 mm/kasan/common.c:466 kasan_slab_alloc include/linux/kasan.h:217 [inline] slab_post_alloc_hook mm/slab.h:550 [inline] slab_alloc_node mm/slub.c:3245 [inline] slab_alloc mm/slub.c:3255 [inline] kmem_cache_alloc+0x179/0x4d0 mm/slub.c:3260 dst_alloc+0xf1/0x190 net/core/dst.c:92 ip6_dst_alloc+0x26/0xf0 net/ipv6/route.c:342 icmp6_dst_alloc+0xc6/0x6f0 net/ipv6/route.c:3280 ndisc_send_skb+0xaea/0xe60 net/ipv6/ndisc.c:493 ndisc_send_ns+0x2c2/0x7e0 net/ipv6/ndisc.c:655 addrconf_dad_work+0x9e7/0x1100 net/ipv6/addrconf.c:4222 process_one_work+0x62c/0xec0 kernel/workqueue.c:2325 worker_thread+0x48e/0xdb0 kernel/workqueue.c:2472 kthread+0x324/0x3e0 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Freed by task 24: kasan_save_stack+0x26/0x50 mm/kasan/common.c:38 kasan_set_track+0x25/0x30 mm/kasan/common.c:45 kasan_set_free_info+0x24/0x40 mm/kasan/generic.c:370 ____kasan_slab_free mm/kasan/common.c:365 [inline] ____kasan_slab_free mm/kasan/common.c:327 [inline] __kasan_slab_free+0x111/0x150 mm/kasan/common.c:373 kasan_slab_free include/linux/kasan.h:193 [inline] slab_free_hook mm/slub.c:1728 [inline] slab_free_freelist_hook+0x94/0x1a0 mm/slub.c:1754 slab_free mm/slub.c:3526 [inline] kmem_cache_free+0x105/0x2a0 mm/slub.c:3544 dst_destroy+0x1ba/0x240 net/core/dst.c:124 dst_destroy_rcu+0xd/0x10 net/core/dst.c:137 rcu_do_batch+0x340/0xca0 kernel/rcu/tree.c:2523 rcu_core+0x56b/0xac0 kernel/rcu/tree.c:2763 rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2776 handle_softirqs+0x1c5/0x510 kernel/softirq.c:583 run_ksoftirqd kernel/softirq.c:959 [inline] run_ksoftirqd+0x2b/0x40 kernel/softirq.c:951 smpboot_thread_fn+0x502/0x7b0 kernel/smpboot.c:164 kthread+0x324/0x3e0 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Last potentially related work creation: kasan_save_stack+0x26/0x50 mm/kasan/common.c:38 __kasan_record_aux_stack+0xd8/0xf0 mm/kasan/generic.c:348 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358 __call_rcu_common.constprop.0+0xd1/0x1180 kernel/rcu/tree.c:3011 call_rcu+0x9/0x10 kernel/rcu/tree.c:3129 call_rcu_hurry include/linux/rcupdate.h:90 [inline] dst_release net/core/dst.c:181 [inline] dst_release+0x89/0xe0 net/core/dst.c:170 refdst_drop include/net/dst.h:255 [inline] skb_dst_drop include/net/dst.h:267 [inline] __dev_queue_xmit+0x124e/0x2db0 net/core/dev.c:4252 dev_queue_xmit+0xb/0x10 net/core/dev.c:4329 neigh_resolve_output net/core/neighbour.c:1504 [inline] neigh_resolve_output+0x3cb/0x740 net/core/neighbour.c:1484 neigh_output include/net/neighbour.h:517 [inline] ip6_finish_output2+0x79b/0x1950 net/ipv6/ip6_output.c:130 __ip6_finish_output.part.0+0x272/0x7b0 net/ipv6/ip6_output.c:201 __ip6_finish_output net/ipv6/ip6_output.c:216 [inline] ip6_finish_output+0x1cb/0x340 net/ipv6/ip6_output.c:211 NF_HOOK_COND include/linux/netfilter.h:294 [inline] ip6_output+0x1db/0x440 net/ipv6/ip6_output.c:234 dst_output include/net/dst.h:453 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ndisc_send_skb+0xa64/0xe60 net/ipv6/ndisc.c:513 ndisc_send_ns+0x2c2/0x7e0 net/ipv6/ndisc.c:655 addrconf_dad_work+0x9e7/0x1100 net/ipv6/addrconf.c:4222 process_one_work+0x62c/0xec0 kernel/workqueue.c:2325 worker_thread+0x48e/0xdb0 kernel/workqueue.c:2472 kthread+0x324/0x3e0 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 The buggy address belongs to the object at ffff88811f529000 which belongs to the cache ip6_dst_cache of size 240 The buggy address is located 0 bytes inside of 240-byte region [ffff88811f529000, ffff88811f5290f0) The buggy address belongs to the page: page:ffffea00047d4a40 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11f529 flags: 0x4000000000000200(slab|zone=1) raw: 4000000000000200 0000000000000000 dead000000000122 ffff88810a350000 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 37, ts 56590797177, free_ts 56233110731 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook mm/page_alloc.c:2605 [inline] prep_new_page+0x1a2/0x310 mm/page_alloc.c:2611 get_page_from_freelist+0x1ce2/0x30a0 mm/page_alloc.c:4485 __alloc_pages+0x300/0x2d50 mm/page_alloc.c:5808 __alloc_pages_node include/linux/gfp.h:595 [inline] alloc_pages_node include/linux/gfp.h:609 [inline] alloc_pages include/linux/gfp.h:622 [inline] alloc_slab_page mm/slub.c:1798 [inline] allocate_slab+0x39d/0x530 mm/slub.c:1937 new_slab mm/slub.c:2000 [inline] ___slab_alloc.constprop.0+0x3ca/0x890 mm/slub.c:3033 __slab_alloc.constprop.0+0x42/0x80 mm/slub.c:3120 slab_alloc_node mm/slub.c:3211 [inline] slab_alloc mm/slub.c:3255 [inline] kmem_cache_alloc+0x48d/0x4d0 mm/slub.c:3260 dst_alloc+0xf1/0x190 net/core/dst.c:92 ip6_dst_alloc+0x26/0xf0 net/ipv6/route.c:342 icmp6_dst_alloc+0xc6/0x6f0 net/ipv6/route.c:3280 ndisc_send_skb+0xaea/0xe60 net/ipv6/ndisc.c:493 ndisc_send_ns+0x2c2/0x7e0 net/ipv6/ndisc.c:655 addrconf_dad_work+0x9e7/0x1100 net/ipv6/addrconf.c:4222 process_one_work+0x62c/0xec0 kernel/workqueue.c:2325 worker_thread+0x48e/0xdb0 kernel/workqueue.c:2472 kthread+0x324/0x3e0 kernel/kthread.c:337 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1472 [inline] free_pcp_prepare+0x1b6/0x4c0 mm/page_alloc.c:1544 free_unref_page_prepare mm/page_alloc.c:3534 [inline] free_unref_page_list+0x1e3/0xcd0 mm/page_alloc.c:3671 release_pages+0x37f/0xff0 mm/swap.c:1014 __pagevec_release+0x5e/0xe0 mm/swap.c:1034 pagevec_release include/linux/pagevec.h:81 [inline] truncate_inode_pages_range+0x28d/0xbe0 mm/truncate.c:332 truncate_inode_pages mm/truncate.c:428 [inline] truncate_pagecache+0x63/0x90 mm/truncate.c:743 truncate_setsize+0x43/0x60 mm/truncate.c:768 f2fs_setattr+0x5b3/0x15e0 fs/f2fs/file.c:996 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 Memory state around the buggy address: ffff88811f528f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88811f528f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88811f529000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88811f529080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc ffff88811f529100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb ================================================================== F2FS-fs (loop2): access invalid blkaddr:102692480 CPU: 0 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294936705 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:24 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:2306867397 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:102693888 CPU: 0 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294936705 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:2206240560 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:2206211712 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294901760 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294942880 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:525505240 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294936705 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:767 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:16777216 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:782936831 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:128 CPU: 0 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:767 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:16777216 CPU: 0 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:782936831 CPU: 0 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:256 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:3735879680 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:290 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:3735879680 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4149449472 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:4294936705 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:37 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750 do_filp_open+0x1ab/0x3f0 fs/namei.c:3777 do_sys_openat2+0x135/0x8f0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_open fs/open.c:1258 [inline] __se_sys_open fs/open.c:1254 [inline] __x64_sys_open+0x105/0x1c0 fs/open.c:1254 x64_sys_call+0x974/0x990 arch/x86/include/generated/asm/syscalls_64.h:3 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fcac3718be9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcac3589038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcac393ffa0 RCX: 00007fcac3718be9 RDX: 0000000000000040 RSI: 0000000000141242 RDI: 0000200000000140 RBP: 00007fcac379be19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcac3940038 R14: 00007fcac393ffa0 R15: 00007ffc7411da58 F2FS-fs (loop2): access invalid blkaddr:2453668038 CPU: 1 PID: 451 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106 dump_stack+0x10/0x12 lib/dump_stack.c:113 __is_bitmap_valid fs/f2fs/checkpoint.c:166 [inline] f2fs_is_valid_blkaddr.cold+0x2a/0x47 fs/f2fs/checkpoint.c:208 f2fs_truncate_data_blocks_range+0x2b2/0xe90 fs/f2fs/file.c:613 f2fs_truncate_data_blocks+0x66/0x120 fs/f2fs/file.c:652 truncate_dnode+0x13a/0x1c0 fs/f2fs/node.c:950 f2fs_truncate_inode_blocks+0x43f/0xd20 fs/f2fs/node.c:1169 f2fs_do_truncate_blocks+0x375/0xc20 fs/f2fs/file.c:741 f2fs_truncate_blocks+0x5f/0x260 fs/f2fs/file.c:769 f2fs_truncate fs/f2fs/file.c:821 [inline] f2fs_truncate+0x18d/0x360 fs/f2fs/file.c:792 f2fs_setattr+0x987/0x15e0 fs/f2fs/file.c:999 notify_change+0x4b4/0xeb0 fs/attr.c:505 do_truncate+0x110/0x1d0 fs/open.c:66 handle_truncate fs/namei.c:3273 [inline] do_open fs/namei.c:3620 [inline] path_openat+0x2298/0x4180 fs/namei.c:3750