XFS (loop3): invalid iclog size (1 bytes), using lsunit (65536 bytes) ================================================================== BUG: KASAN: slab-out-of-bounds in crc32c_intel_le_hw arch/x86/crypto/crc32c-intel_glue.c:67 [inline] BUG: KASAN: slab-out-of-bounds in crc32c_pcl_intel_update+0x120/0x270 arch/x86/crypto/crc32c-intel_glue.c:165 Read of size 8 at addr ffff88805ea7be00 by task syz.3.307/4708 CPU: 1 PID: 4708 Comm: syz.3.307 Not tainted 6.1.97-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x15f/0x4f0 mm/kasan/report.c:395 kasan_report+0x136/0x160 mm/kasan/report.c:495 crc32c_intel_le_hw arch/x86/crypto/crc32c-intel_glue.c:67 [inline] crc32c_pcl_intel_update+0x120/0x270 arch/x86/crypto/crc32c-intel_glue.c:165 crypto_shash_update+0x1db/0x2a0 crypto/shash.c:131 crc32c+0xeb/0x1b0 lib/libcrc32c.c:47 xlog_cksum+0xe6/0x150 fs/xfs/xfs_log.c:1842 xlog_recover_process+0x83/0x2e0 fs/xfs/xfs_log_recover.c:2858 xlog_do_recovery_pass+0x8f3/0xec0 fs/xfs/xfs_log_recover.c:3186 xlog_verify_head+0x21b/0x5a0 fs/xfs/xfs_log_recover.c:1058 xlog_find_tail+0x9d8/0xf80 fs/xfs/xfs_log_recover.c:1319 xlog_recover+0xd9/0x560 fs/xfs/xfs_log_recover.c:3361 xfs_log_mount+0x3d1/0x700 fs/xfs/xfs_log.c:733 xfs_mountfs+0xcbb/0x1f00 fs/xfs/xfs_mount.c:819 xfs_fs_fill_super+0x1145/0x13a0 fs/xfs/xfs_super.c:1681 get_tree_bdev+0x3fe/0x620 fs/super.c:1355 vfs_get_tree+0x88/0x270 fs/super.c:1562 do_new_mount+0x2ba/0xb40 fs/namespace.c:3051 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3579 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f240cd772da Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f240dc16e78 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f240dc16f00 RCX: 00007f240cd772da RDX: 0000000020009600 RSI: 0000000020009640 RDI: 00007f240dc16ec0 RBP: 0000000020009600 R08: 00007f240dc16f00 R09: 0000000000000840 R10: 0000000000000840 R11: 0000000000000206 R12: 0000000020009640 R13: 00007f240dc16ec0 R14: 000000000000968d R15: 00000000200000c0 Allocated by task 4708: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:211 [inline] __do_kmalloc_node mm/slab_common.c:955 [inline] __kmalloc_node+0xb3/0x230 mm/slab_common.c:962 kmalloc_node include/linux/slab.h:582 [inline] kvmalloc_node+0x6e/0x180 mm/util.c:581 xlog_do_recovery_pass+0x18d/0xec0 xlog_verify_head+0x21b/0x5a0 fs/xfs/xfs_log_recover.c:1058 xlog_find_tail+0x9d8/0xf80 fs/xfs/xfs_log_recover.c:1319 xlog_recover+0xd9/0x560 fs/xfs/xfs_log_recover.c:3361 xfs_log_mount+0x3d1/0x700 fs/xfs/xfs_log.c:733 xfs_mountfs+0xcbb/0x1f00 fs/xfs/xfs_mount.c:819 xfs_fs_fill_super+0x1145/0x13a0 fs/xfs/xfs_super.c:1681 get_tree_bdev+0x3fe/0x620 fs/super.c:1355 vfs_get_tree+0x88/0x270 fs/super.c:1562 do_new_mount+0x2ba/0xb40 fs/namespace.c:3051 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3579 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 The buggy address belongs to the object at ffff88805ea7bc00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 0 bytes to the right of 512-byte region [ffff88805ea7bc00, ffff88805ea7be00) The buggy address belongs to the physical page: page:ffffea00017a9e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5ea78 head:ffffea00017a9e00 order:2 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 dead000000000100 dead000000000122 ffff888012441c80 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3563, tgid 3563 (syz-executor), ts 65098290276, free_ts 17730828230 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2517 prep_new_page mm/page_alloc.c:2524 [inline] get_page_from_freelist+0x322e/0x33b0 mm/page_alloc.c:4283 __alloc_pages+0x28d/0x770 mm/page_alloc.c:5551 alloc_slab_page+0x6a/0x150 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x84/0x2d0 mm/slub.c:1992 ___slab_alloc+0xc20/0x1270 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x19f/0x260 mm/slub.c:3437 __do_kmalloc_node mm/slab_common.c:954 [inline] __kmalloc_node_track_caller+0xa0/0x220 mm/slab_common.c:975 kmalloc_reserve net/core/skbuff.c:446 [inline] __alloc_skb+0x135/0x670 net/core/skbuff.c:515 alloc_skb include/linux/skbuff.h:1271 [inline] alloc_uevent_skb+0x74/0x220 lib/kobject_uevent.c:290 uevent_net_broadcast_tagged lib/kobject_uevent.c:351 [inline] kobject_uevent_net_broadcast+0x178/0x560 lib/kobject_uevent.c:412 kobject_uevent_env+0x576/0x8c0 lib/kobject_uevent.c:593 __kobject_del+0xd3/0x310 lib/kobject.c:593 kobject_cleanup lib/kobject.c:672 [inline] kobject_release lib/kobject.c:712 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x238/0x460 lib/kobject.c:729 net_rx_queue_update_kobjects+0x44a/0x4c0 net/core/net-sysfs.c:1126 netif_set_real_num_rx_queues+0xfc/0x1e0 net/core/dev.c:2968 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1444 [inline] free_pcp_prepare mm/page_alloc.c:1494 [inline] free_unref_page_prepare+0xf63/0x1120 mm/page_alloc.c:3362 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3457 free_contig_range+0x9a/0x150 mm/page_alloc.c:9511 destroy_args+0xfe/0x997 mm/debug_vm_pgtable.c:1031 debug_vm_pgtable+0x416/0x46b mm/debug_vm_pgtable.c:1354 do_one_initcall+0x265/0x8f0 init/main.c:1298 do_initcall_level+0x157/0x207 init/main.c:1371 do_initcalls+0x49/0x86 init/main.c:1387 kernel_init_freeable+0x45c/0x60f init/main.c:1626 kernel_init+0x19/0x290 init/main.c:1514 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Memory state around the buggy address: ffff88805ea7bd00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88805ea7bd80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88805ea7be00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff88805ea7be80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88805ea7bf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================