el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9501 at fs/ntfs3/bitmap.c:217 wnd_add_free_ext+0x9b0/0xc00 fs/ntfs3/bitmap.c:352 Modules linked in: CPU: 0 UID: 0 PID: 9501 Comm: syz.4.606 Not tainted 6.12.0-syzkaller-g7b1d1d4cfac0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : wnd_add_free_ext+0x9b0/0xc00 fs/ntfs3/bitmap.c:352 lr : wnd_add_free_ext+0x9b0/0xc00 fs/ntfs3/bitmap.c:352 sp : ffff80009dd86bb0 x29: ffff80009dd86be0 x28: 1fffe0001ba2cc93 x27: 0000000000000001 x26: dfff800000000000 x25: ffff0000dd1664b8 x24: ffff0000dd1664e0 x23: ffff0000dd166498 x22: 0000000000000003 x21: ffff0000ce76a2d8 x20: ffff0000dd166480 x19: 0000000000000003 x18: 0000000000156ffe x17: 0000000000000008 x16: ffff8000831615b0 x15: 0000000000000001 x14: 000000008b543d0c x13: 00000000893f1709 x12: ffff800080021d9c x11: ffff800080021d9c x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccb7bc80 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 00000000ffffffff x3 : 0000000000000820 x2 : ffff0000c46a6280 x1 : 0000000000000003 x0 : 0000000000000003 Call trace: wnd_add_free_ext+0x9b0/0xc00 fs/ntfs3/bitmap.c:352 (P) wnd_add_free_ext+0x9b0/0xc00 fs/ntfs3/bitmap.c:352 (L) wnd_zone_set+0xa4/0x144 fs/ntfs3/bitmap.c:1421 ntfs_look_for_free_space+0x1a8/0x58c fs/ntfs3/fsntfs.c:383 attr_allocate_clusters+0x1dc/0x85c fs/ntfs3/attrib.c:159 attr_set_size+0x192c/0x3468 fs/ntfs3/attrib.c:574 ntfs_set_size+0x158/0x200 fs/ntfs3/inode.c:854 ntfs_extend+0x19c/0x8e8 fs/ntfs3/file.c:407 ntfs_file_write_iter+0x324/0x630 fs/ntfs3/file.c:1254 iter_file_splice_write+0x898/0xfdc fs/splice.c:743 ntfs_file_splice_write+0x128/0x198 fs/ntfs3/file.c:1373 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0xec/0x1d8 fs/splice.c:1164 splice_direct_to_actor+0x438/0xa0c fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0x1e4/0x304 fs/splice.c:1233 do_sendfile+0x46c/0xbd0 fs/read_write.c:1388 __do_sys_sendfile64 fs/read_write.c:1449 [inline] __se_sys_sendfile64 fs/read_write.c:1441 [inline] __arm64_sys_sendfile64+0x22c/0x3a4 fs/read_write.c:1441 __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+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 19616 hardirqs last enabled at (19615): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (19615): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (19616): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (13694): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (13694): [] handle_softirqs+0xa38/0xbf8 kernel/softirq.c:582 softirqs last disabled at (13641): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9501 at fs/ntfs3/bitmap.c:187 wnd_add_free_ext+0xba8/0xc00 fs/ntfs3/bitmap.c:353 Modules linked in: CPU: 0 UID: 0 PID: 9501 Comm: syz.4.606 Tainted: G W 6.12.0-syzkaller-g7b1d1d4cfac0 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : wnd_add_free_ext+0xba8/0xc00 fs/ntfs3/bitmap.c:353 lr : wnd_add_free_ext+0xba8/0xc00 fs/ntfs3/bitmap.c:353 sp : ffff80009dd86bb0 x29: ffff80009dd86be0 x28: 1fffe0001ba2cc93 x27: 0000000000000001 x26: dfff800000000000 x25: ffff0000dd166500 x24: ffff0000dd1664e0 x23: 0000000000000003 x22: 0000000000000003 x21: 0000000000000001 x20: ffff0000dd166480 x19: ffff0000ce76a2e0 x18: 0000000000156ffe x17: 0000000000000008 x16: ffff8000831615b0 x15: 0000000000000001 x14: 000000008b543d0c x13: 00000000893f1709 x12: ffff800080021d9c x11: ffff800080021d9c x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ccb7bc80 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 00000000ffffffff x3 : 0000000000000820 x2 : ffff0000c46a6280 x1 : 0000000000000003 x0 : 0000000000000003 Call trace: wnd_add_free_ext+0xba8/0xc00 fs/ntfs3/bitmap.c:353 (P) wnd_add_free_ext+0xba8/0xc00 fs/ntfs3/bitmap.c:353 (L) wnd_zone_set+0xa4/0x144 fs/ntfs3/bitmap.c:1421 ntfs_look_for_free_space+0x1a8/0x58c fs/ntfs3/fsntfs.c:383 attr_allocate_clusters+0x1dc/0x85c fs/ntfs3/attrib.c:159 attr_set_size+0x192c/0x3468 fs/ntfs3/attrib.c:574 ntfs_set_size+0x158/0x200 fs/ntfs3/inode.c:854 ntfs_extend+0x19c/0x8e8 fs/ntfs3/file.c:407 ntfs_file_write_iter+0x324/0x630 fs/ntfs3/file.c:1254 iter_file_splice_write+0x898/0xfdc fs/splice.c:743 ntfs_file_splice_write+0x128/0x198 fs/ntfs3/file.c:1373 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0xec/0x1d8 fs/splice.c:1164 splice_direct_to_actor+0x438/0xa0c fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0x1e4/0x304 fs/splice.c:1233 do_sendfile+0x46c/0xbd0 fs/read_write.c:1388 __do_sys_sendfile64 fs/read_write.c:1449 [inline] __se_sys_sendfile64 fs/read_write.c:1441 [inline] __arm64_sys_sendfile64+0x22c/0x3a4 fs/read_write.c:1441 __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+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 20034 hardirqs last enabled at (20033): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (20033): [] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (20034): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (20028): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (20028): [] handle_softirqs+0xa38/0xbf8 kernel/softirq.c:582 softirqs last disabled at (19619): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- ntfs3(loop4): no free space to extend mft