===================================================== BUG: KMSAN: uninit-value in hlist_add_head include/linux/list.h:1023 [inline] BUG: KMSAN: uninit-value in update_hashtables lib/842/842_compress.c:432 [inline] BUG: KMSAN: uninit-value in sw842_compress+0x349a/0x5990 lib/842/842_compress.c:550 hlist_add_head include/linux/list.h:1023 [inline] update_hashtables lib/842/842_compress.c:432 [inline] sw842_compress+0x349a/0x5990 lib/842/842_compress.c:550 crypto842_scompress+0x4f/0x70 crypto/842.c:78 scomp_acomp_comp_decomp+0x7c6/0xb90 scomp_acomp_compress+0x32/0x40 crypto/scompress.c:187 crypto_acomp_compress include/crypto/acompress.h:251 [inline] zswap_compress mm/zswap.c:962 [inline] zswap_store_page mm/zswap.c:1462 [inline] zswap_store+0x20e9/0x48a0 mm/zswap.c:1569 swap_writepage+0xa67/0x1950 mm/page_io.c:279 shmem_writepage+0x2360/0x25a0 mm/shmem.c:1579 pageout mm/vmscan.c:696 [inline] shrink_folio_list+0x5e7f/0x7dd0 mm/vmscan.c:1374 evict_folios+0x9e18/0xbf70 mm/vmscan.c:4600 try_to_shrink_lruvec+0x1342/0x1810 mm/vmscan.c:4799 shrink_one+0x646/0xd20 mm/vmscan.c:4844 shrink_many mm/vmscan.c:4907 [inline] lru_gen_shrink_node mm/vmscan.c:4985 [inline] shrink_node+0x4578/0x51c0 mm/vmscan.c:5966 shrink_zones mm/vmscan.c:6225 [inline] do_try_to_free_pages+0x820/0x2550 mm/vmscan.c:6287 try_to_free_pages+0xbed/0x17c0 mm/vmscan.c:6537 __perform_reclaim mm/page_alloc.c:3929 [inline] __alloc_pages_direct_reclaim+0x107/0x330 mm/page_alloc.c:3951 __alloc_pages_slowpath+0x937/0x16c0 mm/page_alloc.c:4382 __alloc_pages_noprof+0xa4c/0xe00 mm/page_alloc.c:4766 alloc_pages_mpol_noprof+0x2a9/0x9c0 mm/mempolicy.c:2269 alloc_pages_noprof+0x1bf/0x1e0 mm/mempolicy.c:2349 get_free_pages_noprof+0x34/0xc0 mm/page_alloc.c:4800 poll_get_entry fs/select.c:168 [inline] __pollwait+0x20c/0x6b0 fs/select.c:223 poll_wait include/linux/poll.h:45 [inline] pipe_poll+0x129/0x700 fs/pipe.c:674 vfs_poll include/linux/poll.h:82 [inline] select_poll_one fs/select.c:480 [inline] do_select+0x167b/0x2d80 fs/select.c:536 core_sys_select+0x993/0xe70 fs/select.c:677 do_pselect fs/select.c:759 [inline] __do_sys_pselect6 fs/select.c:802 [inline] __se_sys_pselect6+0x59b/0x6d0 fs/select.c:793 __x64_sys_pselect6+0x11f/0x1a0 fs/select.c:793 x64_sys_call+0x360e/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:271 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: ntfs_write_bh+0x652/0xdb0 fs/ntfs3/fsntfs.c:1450 indx_write fs/ntfs3/index.c:1027 [inline] indx_update_dup+0xd81/0xf80 fs/ntfs3/index.c:2694 ni_update_parent+0x12de/0x14b0 fs/ntfs3/frecord.c:3224 ni_write_inode+0x1d01/0x1df0 fs/ntfs3/frecord.c:3315 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1016 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x8da/0x1290 fs/fs-writeback.c:1745 writeback_sb_inodes+0xa34/0x1c20 fs/fs-writeback.c:1976 wb_writeback+0x4df/0xcb0 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x40b/0x1940 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae0/0x1c40 kernel/workqueue.c:3317 worker_thread+0xea7/0x14f0 kernel/workqueue.c:3398 kthread+0x6b9/0xef0 kernel/kthread.c:464 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Uninit was stored to memory at: ntfs_read_run_nb+0x786/0x1070 fs/ntfs3/fsntfs.c:1252 ntfs_read_bh+0x64/0xde0 fs/ntfs3/fsntfs.c:1313 indx_read+0x44e/0x17b0 fs/ntfs3/index.c:1067 indx_find+0xd12/0x1440 fs/ntfs3/index.c:1181 indx_update_dup+0x607/0xf80 fs/ntfs3/index.c:2666 ni_update_parent+0x12de/0x14b0 fs/ntfs3/frecord.c:3224 ni_write_inode+0x1d01/0x1df0 fs/ntfs3/frecord.c:3315 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1016 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x8da/0x1290 fs/fs-writeback.c:1745 writeback_sb_inodes+0xa34/0x1c20 fs/fs-writeback.c:1976 wb_writeback+0x4df/0xcb0 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x40b/0x1940 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae0/0x1c40 kernel/workqueue.c:3317 worker_thread+0xea7/0x14f0 kernel/workqueue.c:3398 kthread+0x6b9/0xef0 kernel/kthread.c:464 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Uninit was stored to memory at: ntfs_write_bh+0x652/0xdb0 fs/ntfs3/fsntfs.c:1450 indx_write fs/ntfs3/index.c:1027 [inline] indx_insert_into_buffer+0xd8f/0x2010 fs/ntfs3/index.c:1811 indx_insert_entry+0xa3c/0xee0 fs/ntfs3/index.c:1988 ntfs_create_inode+0x438d/0x4e40 fs/ntfs3/inode.c:1653 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdirat fs/namei.c:4349 [inline] __se_sys_mkdirat fs/namei.c:4347 [inline] __x64_sys_mkdirat+0xc6/0x120 fs/namei.c:4347 x64_sys_call+0x1fad/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:259 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: hdr_insert_de fs/ntfs3/index.c:835 [inline] indx_insert_into_buffer+0xc9c/0x2010 fs/ntfs3/index.c:1807 indx_insert_entry+0xa3c/0xee0 fs/ntfs3/index.c:1988 ntfs_create_inode+0x438d/0x4e40 fs/ntfs3/inode.c:1653 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdirat fs/namei.c:4349 [inline] __se_sys_mkdirat fs/namei.c:4347 [inline] __x64_sys_mkdirat+0xc6/0x120 fs/namei.c:4347 x64_sys_call+0x1fad/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:259 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: ntfs_read_run_nb+0x786/0x1070 fs/ntfs3/fsntfs.c:1252 ntfs_read_bh+0x64/0xde0 fs/ntfs3/fsntfs.c:1313 indx_read+0x44e/0x17b0 fs/ntfs3/index.c:1067 indx_find+0xd12/0x1440 fs/ntfs3/index.c:1181 indx_insert_entry+0xadf/0xee0 fs/ntfs3/index.c:1965 ntfs_create_inode+0x438d/0x4e40 fs/ntfs3/inode.c:1653 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdirat fs/namei.c:4349 [inline] __se_sys_mkdirat fs/namei.c:4347 [inline] __x64_sys_mkdirat+0xc6/0x120 fs/namei.c:4347 x64_sys_call+0x1fad/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:259 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: ntfs_write_bh+0x652/0xdb0 fs/ntfs3/fsntfs.c:1450 indx_write fs/ntfs3/index.c:1027 [inline] indx_insert_into_buffer+0xd8f/0x2010 fs/ntfs3/index.c:1811 indx_insert_entry+0xa3c/0xee0 fs/ntfs3/index.c:1988 ntfs_create_inode+0x438d/0x4e40 fs/ntfs3/inode.c:1653 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdir fs/namei.c:4354 [inline] __se_sys_mkdir fs/namei.c:4352 [inline] __x64_sys_mkdir+0x9f/0xe0 fs/namei.c:4352 x64_sys_call+0x1f69/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:84 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: hdr_insert_de fs/ntfs3/index.c:838 [inline] indx_insert_into_buffer+0xcdf/0x2010 fs/ntfs3/index.c:1807 indx_insert_entry+0xa3c/0xee0 fs/ntfs3/index.c:1988 ntfs_create_inode+0x438d/0x4e40 fs/ntfs3/inode.c:1653 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdir fs/namei.c:4354 [inline] __se_sys_mkdir fs/namei.c:4352 [inline] __x64_sys_mkdir+0x9f/0xe0 fs/namei.c:4352 x64_sys_call+0x1f69/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:84 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was created at: slab_post_alloc_hook mm/slub.c:4125 [inline] slab_alloc_node mm/slub.c:4168 [inline] kmem_cache_alloc_noprof+0x915/0xe10 mm/slub.c:4175 ntfs_create_inode+0x5f5/0x4e40 fs/ntfs3/inode.c:1290 ntfs_mkdir+0x56/0x70 fs/ntfs3/namei.c:207 vfs_mkdir+0x4a0/0x780 fs/namei.c:4311 do_mkdirat+0x529/0x820 fs/namei.c:4334 __do_sys_mkdir fs/namei.c:4354 [inline] __se_sys_mkdir fs/namei.c:4352 [inline] __x64_sys_mkdir+0x9f/0xe0 fs/namei.c:4352 x64_sys_call+0x1f69/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:84 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f CPU: 1 UID: 0 PID: 5772 Comm: syz-executor Tainted: G W 6.13.0-syzkaller-06077-gab18b8fff124 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 =====================================================