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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [xfs?] KASAN: slab-use-after-free Read in xfs_buf_rele (4) | 2 (9) | 2026/01/19 14:45 |
| Re: [syzbot] [xfs?] KASAN: slab-use-after-free Read in xfs_buf_rele (4) | 3 (3) | 2026/01/19 09:03 |
| [syzbot] Monthly xfs report (Dec 2025) | 0 (1) | 2025/12/30 09:53 |
| [syzbot] Monthly xfs report (Nov 2025) | 0 (1) | 2025/11/28 21:21 |
| [syzbot] Monthly xfs report (Oct 2025) | 0 (1) | 2025/10/29 09:50 |
| [syzbot] Monthly xfs report (Sep 2025) | 0 (1) | 2025/09/27 20:43 |
| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| upstream | KASAN: slab-use-after-free Read in xfs_buf_rele xfs | 19 | 2 | 594d | 621d | 0/29 | auto-obsoleted due to no activity on 2024/09/11 19:16 | |||
| upstream | KASAN: slab-use-after-free Read in xfs_buf_rele (2) xfs | 19 | 1 | 425d | 415d | 0/29 | auto-obsoleted due to no activity on 2025/03/09 11:53 | |||
| upstream | KASAN: slab-use-after-free Read in xfs_buf_rele (3) xfs | 19 | 1 | 276d | 272d | 0/29 | auto-obsoleted due to no activity on 2025/07/27 00:40 | |||
| linux-4.14 | KASAN: use-after-free Read in xfs_buf_rele xfs | 19 | C | 1 | 1062d | 1132d | 0/1 | upstream: reported C repro on 2022/12/24 01:04 | ||
| linux-4.19 | KASAN: use-after-free Read in xfs_buf_rele | 19 | syz | error | 3 | 1060d | 1141d | 0/1 | upstream: reported syz repro on 2022/12/14 21:15 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2026/01/19 14:45 | 30m | hch@infradead.org | git://git.infradead.org/users/hch/xfs.git xfs-buf-hash | OK log | |
| 2026/01/19 09:03 | 24m | hch@infradead.org | git://git.infradead.org/users/hch/xfs.git xfs-buf-hash | error | |
| 2026/01/19 07:44 | 48m | hch@infradead.org | git://git.infradead.org/users/hch/xfs.git xfs-buf-hash | report log | |
| 2026/01/19 06:06 | 1h27m | hch@infradead.org | git://git.infradead.org/users/hch/xfs.git xfs-buf-hash | report log | |
| 2025/11/15 00:32 | 39m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
| 2025/10/30 08:01 | 27m | hch@infradead.org | git://git.infradead.org/users/hch/misc.git xfs-buf-hash | report log | |
| 2025/10/30 07:11 | 2m | hch@infradead.org | git://git.infradead.org/users/hch/xfs.git xfs-buf-hash | error |
================================================================== BUG: KASAN: slab-use-after-free in rht_key_hashfn include/linux/rhashtable.h:159 [inline] BUG: KASAN: slab-use-after-free in rht_head_hashfn include/linux/rhashtable.h:174 [inline] BUG: KASAN: slab-use-after-free in __rhashtable_remove_fast_one include/linux/rhashtable.h:1007 [inline] BUG: KASAN: slab-use-after-free in __rhashtable_remove_fast include/linux/rhashtable.h:1093 [inline] BUG: KASAN: slab-use-after-free in rhashtable_remove_fast include/linux/rhashtable.h:1122 [inline] BUG: KASAN: slab-use-after-free in xfs_buf_rele_cached fs/xfs/xfs_buf.c:926 [inline] BUG: KASAN: slab-use-after-free in xfs_buf_rele+0x79c/0xcfc fs/xfs/xfs_buf.c:951 Read of size 4 at addr ffff0000ce9fe008 by task syz.2.1678/16850 CPU: 0 UID: 0 PID: 16850 Comm: syz.2.1678 Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 print_address_description+0xa8/0x238 mm/kasan/report.c:378 print_report+0x68/0x84 mm/kasan/report.c:482 kasan_report+0xb0/0x110 mm/kasan/report.c:595 __asan_report_load4_noabort+0x20/0x2c mm/kasan/report_generic.c:380 rht_key_hashfn include/linux/rhashtable.h:159 [inline] rht_head_hashfn include/linux/rhashtable.h:174 [inline] __rhashtable_remove_fast_one include/linux/rhashtable.h:1007 [inline] __rhashtable_remove_fast include/linux/rhashtable.h:1093 [inline] rhashtable_remove_fast include/linux/rhashtable.h:1122 [inline] xfs_buf_rele_cached fs/xfs/xfs_buf.c:926 [inline] xfs_buf_rele+0x79c/0xcfc fs/xfs/xfs_buf.c:951 xfs_buftarg_shrink_scan+0x1d8/0x270 fs/xfs/xfs_buf.c:1653 do_shrink_slab+0x650/0x11b0 mm/shrinker.c:437 shrink_slab+0xc68/0xfb8 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:441 [inline] drop_slab+0x120/0x248 mm/vmscan.c:459 drop_caches_sysctl_handler+0x170/0x300 fs/drop_caches.c:68 proc_sys_call_handler+0x460/0x7e8 fs/proc/proc_sysctl.c:600 proc_sys_write+0x2c/0x3c fs/proc/proc_sysctl.c:626 do_iter_readv_writev+0x4c0/0x724 fs/read_write.c:-1 vfs_writev+0x29c/0x7cc fs/read_write.c:1057 do_writev+0x128/0x290 fs/read_write.c:1103 __do_sys_writev fs/read_write.c:1171 [inline] __se_sys_writev fs/read_write.c:1168 [inline] __arm64_sys_writev+0x80/0x94 fs/read_write.c:1168 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Allocated by task 16829: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x40/0x78 mm/kasan/common.c:68 kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:562 poison_kmalloc_redzone mm/kasan/common.c:388 [inline] __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:405 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4365 [inline] __kvmalloc_node_noprof+0x38c/0x638 mm/slub.c:5052 bucket_table_alloc lib/rhashtable.c:186 [inline] rhashtable_init_noprof+0x3b4/0xa10 lib/rhashtable.c:1075 xfs_buf_cache_init+0x28/0x38 fs/xfs/xfs_buf.c:375 xfs_perag_alloc fs/xfs/libxfs/xfs_ag.c:238 [inline] xfs_initialize_perag+0x208/0x5ac fs/xfs/libxfs/xfs_ag.c:279 xfs_mountfs+0x81c/0x1c04 fs/xfs/xfs_mount.c:976 xfs_fs_fill_super+0xe74/0x11f0 fs/xfs/xfs_super.c:1965 get_tree_bdev_flags+0x360/0x414 fs/super.c:1692 get_tree_bdev+0x2c/0x3c fs/super.c:1715 xfs_fs_get_tree+0x28/0x38 fs/xfs/xfs_super.c:2012 vfs_get_tree+0x90/0x28c fs/super.c:1815 do_new_mount+0x278/0x7f4 fs/namespace.c:3805 path_mount+0x5b4/0xde0 fs/namespace.c:4120 do_mount fs/namespace.c:4133 [inline] __do_sys_mount fs/namespace.c:4344 [inline] __se_sys_mount fs/namespace.c:4321 [inline] __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4321 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Freed by task 6692: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x40/0x78 mm/kasan/common.c:68 kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:243 [inline] __kasan_slab_free+0x74/0x98 mm/kasan/common.c:275 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2417 [inline] slab_free mm/slub.c:4680 [inline] kfree+0x17c/0x474 mm/slub.c:4879 kvfree+0x30/0x40 mm/slub.c:5095 bucket_table_free+0xec/0x1a4 lib/rhashtable.c:114 rhashtable_free_and_destroy+0x70c/0x87c lib/rhashtable.c:1173 rhashtable_destroy+0x28/0x38 lib/rhashtable.c:1184 xfs_buf_cache_destroy+0x20/0x30 fs/xfs/xfs_buf.c:382 xfs_perag_uninit+0x28/0x38 fs/xfs/libxfs/xfs_ag.c:116 xfs_group_free+0x144/0x32c fs/xfs/libxfs/xfs_group.c:171 xfs_free_perag_range+0x58/0x8c fs/xfs/libxfs/xfs_ag.c:133 xfs_unmountfs+0x29c/0x310 fs/xfs/xfs_mount.c:1354 xfs_fs_put_super+0x6c/0x144 fs/xfs/xfs_super.c:1247 generic_shutdown_super+0x12c/0x2b8 fs/super.c:643 kill_block_super+0x44/0x90 fs/super.c:1766 xfs_kill_sb+0x20/0x58 fs/xfs/xfs_super.c:2317 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1378 __cleanup_mnt+0x20/0x30 fs/namespace.c:1385 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 The buggy address belongs to the object at ffff0000ce9fe000 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 8 bytes inside of freed 512-byte region [ffff0000ce9fe000, ffff0000ce9fe200) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10e9fc head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 anon flags: 0x5ffc00000000040(head|node=0|zone=2|lastcpupid=0x7ff) page_type: f5(slab) raw: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 head: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 head: 05ffc00000000002 fffffdffc33a7f01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000ce9fdf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000ce9fdf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000ce9fe000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff0000ce9fe080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff0000ce9fe100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in lib/rhashtable.c:1192:34 shift exponent 4294901760 is too large for 32-bit type 'int' CPU: 0 UID: 0 PID: 16850 Comm: syz.2.1678 Tainted: G B 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT Tainted: [B]=BAD_PAGE Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 __rht_bucket_nested+0x460/0x594 lib/rhashtable.c:1192 rht_bucket_var include/linux/rhashtable.h:296 [inline] __rhashtable_remove_fast_one include/linux/rhashtable.h:1008 [inline] __rhashtable_remove_fast include/linux/rhashtable.h:1093 [inline] rhashtable_remove_fast include/linux/rhashtable.h:1122 [inline] xfs_buf_rele_cached fs/xfs/xfs_buf.c:926 [inline] xfs_buf_rele+0x690/0xcfc fs/xfs/xfs_buf.c:951 xfs_buftarg_shrink_scan+0x1d8/0x270 fs/xfs/xfs_buf.c:1653 do_shrink_slab+0x650/0x11b0 mm/shrinker.c:437 shrink_slab+0xc68/0xfb8 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:441 [inline] drop_slab+0x120/0x248 mm/vmscan.c:459 drop_caches_sysctl_handler+0x170/0x300 fs/drop_caches.c:68 proc_sys_call_handler+0x460/0x7e8 fs/proc/proc_sysctl.c:600 proc_sys_write+0x2c/0x3c fs/proc/proc_sysctl.c:626 do_iter_readv_writev+0x4c0/0x724 fs/read_write.c:-1 vfs_writev+0x29c/0x7cc fs/read_write.c:1057 do_writev+0x128/0x290 fs/read_write.c:1103 __do_sys_writev fs/read_write.c:1171 [inline] __se_sys_writev fs/read_write.c:1168 [inline] __arm64_sys_writev+0x80/0x94 fs/read_write.c:1168 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]--- ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in lib/rhashtable.c:1193:32 shift exponent 4294901760 is too large for 32-bit type 'unsigned int' CPU: 0 UID: 0 PID: 16850 Comm: syz.2.1678 Tainted: G B 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT Tainted: [B]=BAD_PAGE Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 __rht_bucket_nested+0x4a8/0x594 lib/rhashtable.c:1193 rht_bucket_var include/linux/rhashtable.h:296 [inline] __rhashtable_remove_fast_one include/linux/rhashtable.h:1008 [inline] __rhashtable_remove_fast include/linux/rhashtable.h:1093 [inline] rhashtable_remove_fast include/linux/rhashtable.h:1122 [inline] xfs_buf_rele_cached fs/xfs/xfs_buf.c:926 [inline] xfs_buf_rele+0x690/0xcfc fs/xfs/xfs_buf.c:951 xfs_buftarg_shrink_scan+0x1d8/0x270 fs/xfs/xfs_buf.c:1653 do_shrink_slab+0x650/0x11b0 mm/shrinker.c:437 shrink_slab+0xc68/0xfb8 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:441 [inline] drop_slab+0x120/0x248 mm/vmscan.c:459 drop_caches_sysctl_handler+0x170/0x300 fs/drop_caches.c:68 proc_sys_call_handler+0x460/0x7e8 fs/proc/proc_sysctl.c:600 proc_sys_write+0x2c/0x3c fs/proc/proc_sysctl.c:626 do_iter_readv_writev+0x4c0/0x724 fs/read_write.c:-1 vfs_writev+0x29c/0x7cc fs/read_write.c:1057 do_writev+0x128/0x290 fs/read_write.c:1103 __do_sys_writev fs/read_write.c:1171 [inline] __se_sys_writev fs/read_write.c:1168 [inline] __arm64_sys_writev+0x80/0x94 fs/read_write.c:1168 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]--- Unable to handle kernel paging request at virtual address dfff800000000000 KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] Mem abort info: ESR = 0x0000000096000005 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x05: level 1 translation fault Data abort info: ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [dfff800000000000] address between user and kernel address ranges Internal error: Oops: 0000000096000005 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 16850 Comm: syz.2.1678 Tainted: G B 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT Tainted: [B]=BAD_PAGE Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __rht_bucket_nested+0xbc/0x594 lib/rhashtable.c:1198 lr : nested_table_top lib/rhashtable.c:72 [inline] lr : __rht_bucket_nested+0xb0/0x594 lib/rhashtable.c:1197 sp : ffff8000a23a7300 x29: ffff8000a23a7310 x28: 0000000000000010 x27: 00000000c6aa9140 x26: dfff800000000000 x25: 0000000000000000 x24: 00000000c6aa9140 x23: ffff0000ce9fe080 x22: 00000000c4881028 x21: 00000000ffff0000 x20: ffff0000ce9fe000 x19: ffff0000ce9fe004 x18: 0000000000000000 x17: 64656e6769736e75 x16: ffff80008b007230 x15: ffff70001260d84c x14: 1ffff0001260d84c x13: 0000000000000004 x12: ffffffffffffffff x11: ffff70001260d84c x10: 0000000000ff0100 x9 : ffff8000975a4860 x8 : 0000000000000000 x7 : fffffffffffed948 x6 : ffff800080563af4 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000830c1284 x2 : 0000000000000000 x1 : 0000000000000008 x0 : 0000000000000000 Call trace: __rht_bucket_nested+0xbc/0x594 lib/rhashtable.c:1198 (P) rht_bucket_var include/linux/rhashtable.h:296 [inline] __rhashtable_remove_fast_one include/linux/rhashtable.h:1008 [inline] __rhashtable_remove_fast include/linux/rhashtable.h:1093 [inline] rhashtable_remove_fast include/linux/rhashtable.h:1122 [inline] xfs_buf_rele_cached fs/xfs/xfs_buf.c:926 [inline] xfs_buf_rele+0x690/0xcfc fs/xfs/xfs_buf.c:951 xfs_buftarg_shrink_scan+0x1d8/0x270 fs/xfs/xfs_buf.c:1653 do_shrink_slab+0x650/0x11b0 mm/shrinker.c:437 shrink_slab+0xc68/0xfb8 mm/shrinker.c:664 drop_slab_node mm/vmscan.c:441 [inline] drop_slab+0x120/0x248 mm/vmscan.c:459 drop_caches_sysctl_handler+0x170/0x300 fs/drop_caches.c:68 proc_sys_call_handler+0x460/0x7e8 fs/proc/proc_sysctl.c:600 proc_sys_write+0x2c/0x3c fs/proc/proc_sysctl.c:626 do_iter_readv_writev+0x4c0/0x724 fs/read_write.c:-1 vfs_writev+0x29c/0x7cc fs/read_write.c:1057 do_writev+0x128/0x290 fs/read_write.c:1103 __do_sys_writev fs/read_write.c:1171 [inline] __se_sys_writev fs/read_write.c:1168 [inline] __arm64_sys_writev+0x80/0x94 fs/read_write.c:1168 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: 976eb328 f94002e8 8b190d19 d343ff28 (387a6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 976eb328 bl 0xfffffffffdbacca0 4: f94002e8 ldr x8, [x23] 8: 8b190d19 add x25, x8, x25, lsl #3 c: d343ff28 lsr x8, x25, #3 * 10: 387a6908 ldrb w8, [x8, x26] <-- trapping instruction
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/09/02 11:39 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 8f5ae30d69d7 | 807a3b61 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | |
| 2026/01/25 23:14 | upstream | 023777797472 | 55756628 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/24 12:25 | upstream | 62085877ae65 | 40acda8a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/23 11:12 | upstream | c072629f05d7 | e2b1b6e6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/23 10:45 | upstream | c072629f05d7 | e2b1b6e6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/23 00:07 | upstream | a66191c590b3 | 82c9c083 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/18 11:58 | upstream | d12453c7e281 | 20d37d28 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/18 03:42 | upstream | d12453c7e281 | 20d37d28 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/15 22:59 | upstream | 603c05a1639f | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/01 15:25 | upstream | b69053dd3ffb | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/30 16:50 | upstream | 8640b74557fc | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/30 03:42 | upstream | 8640b74557fc | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/23 19:53 | upstream | b927546677c8 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/21 09:50 | upstream | 9094662f6707 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/20 20:11 | upstream | d8ba32c5a460 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/15 22:04 | upstream | 8f0b4cce4481 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/11/24 18:45 | upstream | ac3fd01e4c1e | bf6fe8fe | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/11/21 12:51 | upstream | fd95357fd8c6 | 280ea308 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/31 19:57 | upstream | 58fdd8484c05 | 2c50b6a9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/31 18:10 | upstream | 58fdd8484c05 | 2c50b6a9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/10 05:26 | upstream | 5472d60c129f | ff1712fe | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/05 05:57 | upstream | d104e3d17f7b | 49379ee0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/01 06:13 | upstream | 50c19e20ed2e | 65a0eece | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/21 21:33 | upstream | 2d5bd41a4505 | 67c37560 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/17 01:03 | upstream | 5aca7966d2a7 | e2beed91 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/17 00:23 | upstream | 5aca7966d2a7 | e2beed91 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/14 09:11 | upstream | f83a4f2a4d8c | e2beed91 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/09 21:33 | upstream | 9dd1835ecda5 | d291dd2d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/08/25 19:22 | upstream | b6add54ba618 | bf27483f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/08/18 07:23 | upstream | 8d561baae505 | 1804e95e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-badwrites-root | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/16 06:23 | upstream | 54e82e93ca93 | d1b870e1 | .config | console log | report | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-snapshot-upstream-root | KASAN: slab-use-after-free Read in xfs_buf_rele | |||
| 2025/08/05 07:12 | upstream | 35a813e010b9 | f5bcc8dc | .config | console log | report | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-snapshot-upstream-root | KASAN: slab-use-after-free Read in xfs_buf_rele | |||
| 2026/01/28 00:54 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 59e4d31a0470 | 3029c699 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2026/01/21 14:33 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 59e4d31a0470 | 6f1aa2f9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/21 23:36 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 8f0b4cce4481 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/12/01 01:00 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 05c93f3395ed | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/11/30 08:08 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 05c93f3395ed | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/29 18:58 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | b98c94eed4a9 | fd2207e7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/16 05:22 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | bf45a62baffc | 19568248 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/13 07:14 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | bf45a62baffc | ff1712fe | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/10/10 11:02 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | bf45a62baffc | ff1712fe | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/09/13 14:58 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 8736259279a3 | e2beed91 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele | ||
| 2025/08/20 22:23 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 8f5ae30d69d7 | bd178e57 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in xfs_buf_rele |