Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. executing program [ 54.166340][ T3565] loop0: detected capacity change from 0 to 4096 [ 54.212711][ T3565] ======================================================= [ 54.212711][ T3565] WARNING: The mand mount option has been deprecated and [ 54.212711][ T3565] and is ignored by this kernel. Remove the mand [ 54.212711][ T3565] option from the mount to silence this warning. [ 54.212711][ T3565] ======================================================= [ 54.333904][ T3565] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 54.454278][ T3569] loop0: detected capacity change from 0 to 4096 [ 54.592476][ T3569] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 54.737195][ T3571] loop0: detected capacity change from 0 to 4096 [ 54.922565][ T3571] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 55.050855][ T3573] loop0: detected capacity change from 0 to 4096 [ 55.220546][ T3574] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 55.430356][ T3578] loop0: detected capacity change from 0 to 4096 [ 55.561728][ T3578] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 55.719261][ T3580] loop0: detected capacity change from 0 to 4096 [ 55.851662][ T3580] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 55.973230][ T3582] loop0: detected capacity change from 0 to 4096 [ 56.129989][ T3582] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 56.255423][ T3584] loop0: detected capacity change from 0 to 4096 [ 56.343743][ T3584] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 56.495712][ T3586] loop0: detected capacity change from 0 to 4096 [ 56.670146][ T3586] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 56.810504][ T3588] loop0: detected capacity change from 0 to 4096 [ 56.954397][ T3588] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 57.081966][ T3590] loop0: detected capacity change from 0 to 4096 [ 57.219925][ T3590] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 57.370772][ T3592] loop0: detected capacity change from 0 to 4096 [ 57.510382][ T3592] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 57.655644][ T3594] loop0: detected capacity change from 0 to 4096 [ 57.812561][ T3594] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 57.980049][ T3596] loop0: detected capacity change from 0 to 4096 [ 58.121379][ T3596] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 58.246589][ T3598] loop0: detected capacity change from 0 to 4096 [ 58.389999][ T3598] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 58.501786][ T3600] loop0: detected capacity change from 0 to 4096 [ 58.667882][ T3600] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 58.799712][ T3602] loop0: detected capacity change from 0 to 4096 [ 58.939244][ T3602] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 59.076457][ T3604] loop0: detected capacity change from 0 to 4096 [ 59.240308][ T3604] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 59.371970][ T3606] loop0: detected capacity change from 0 to 4096 [ 59.500679][ T3606] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 59.631898][ T3608] loop0: detected capacity change from 0 to 4096 [ 59.762436][ T3608] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 59.897589][ T3610] loop0: detected capacity change from 0 to 4096 [ 60.038958][ T3610] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 60.180054][ T3612] loop0: detected capacity change from 0 to 4096 [ 60.319346][ T3612] ntfs3: loop0: ino=21, "blkio.bfq.io_merged_recursive" failed to extend initialized size to 208e24b. executing program [ 60.457182][ T3614] loop0: detected capacity change from 0 to 4096 [ 60.572809][ T3614] [ 60.575174][ T3614] ====================================================== [ 60.582218][ T3614] WARNING: possible circular locking dependency detected [ 60.589228][ T3614] 5.15.165-syzkaller #0 Not tainted [ 60.594409][ T3614] ------------------------------------------------------ [ 60.601403][ T3614] syz-executor131/3614 is trying to acquire lock: [ 60.607799][ T3614] ffff888029776a28 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_lock+0x1c/0x50 [ 60.616689][ T3614] [ 60.616689][ T3614] but task is already holding lock: [ 60.624047][ T3614] ffff88806d2f2880 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: ntfs_file_write_iter+0x1ca/0x540 [ 60.634741][ T3614] [ 60.634741][ T3614] which lock already depends on the new lock. [ 60.634741][ T3614] [ 60.645125][ T3614] [ 60.645125][ T3614] the existing dependency chain (in reverse order) is: [ 60.654121][ T3614] [ 60.654121][ T3614] -> #1 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}: [ 60.662800][ T3614] lock_acquire+0x1db/0x4f0 [ 60.667837][ T3614] down_write+0x38/0x60 [ 60.672516][ T3614] ntfs_file_mmap+0x589/0x7e0 [ 60.677704][ T3614] mmap_region+0x10e7/0x1670 [ 60.682804][ T3614] do_mmap+0x78d/0xe00 [ 60.687393][ T3614] vm_mmap_pgoff+0x1ca/0x2d0 [ 60.692491][ T3614] ksys_mmap_pgoff+0x559/0x780 [ 60.697764][ T3614] do_syscall_64+0x3b/0xb0 [ 60.702687][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 60.709105][ T3614] [ 60.709105][ T3614] -> #0 (&mm->mmap_lock){++++}-{3:3}: [ 60.716660][ T3614] validate_chain+0x1649/0x5930 [ 60.722020][ T3614] __lock_acquire+0x1295/0x1ff0 [ 60.727385][ T3614] lock_acquire+0x1db/0x4f0 [ 60.732388][ T3614] down_read+0x45/0x2e0 [ 60.737085][ T3614] mmap_read_lock+0x1c/0x50 [ 60.742101][ T3614] exc_page_fault+0x596/0x700 [ 60.747289][ T3614] asm_exc_page_fault+0x22/0x30 [ 60.752656][ T3614] __get_user_nocheck_1+0x6/0x10 [ 60.758104][ T3614] fault_in_readable+0x172/0x2e0 [ 60.763576][ T3614] fault_in_iov_iter_readable+0x14a/0x1d0 [ 60.769820][ T3614] generic_perform_write+0x1c9/0x5b0 [ 60.775621][ T3614] __generic_file_write_iter+0x243/0x4f0 [ 60.781764][ T3614] ntfs_file_write_iter+0x48b/0x540 [ 60.787482][ T3614] vfs_write+0xacd/0xe50 [ 60.792226][ T3614] ksys_write+0x1a2/0x2c0 [ 60.797060][ T3614] do_syscall_64+0x3b/0xb0 [ 60.801979][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 60.808380][ T3614] [ 60.808380][ T3614] other info that might help us debug this: [ 60.808380][ T3614] [ 60.818591][ T3614] Possible unsafe locking scenario: [ 60.818591][ T3614] [ 60.826020][ T3614] CPU0 CPU1 [ 60.831363][ T3614] ---- ---- [ 60.836705][ T3614] lock(&sb->s_type->i_mutex_key#17); [ 60.842150][ T3614] lock(&mm->mmap_lock); [ 60.848981][ T3614] lock(&sb->s_type->i_mutex_key#17); [ 60.856943][ T3614] lock(&mm->mmap_lock); [ 60.861259][ T3614] [ 60.861259][ T3614] *** DEADLOCK *** [ 60.861259][ T3614] [ 60.869391][ T3614] 3 locks held by syz-executor131/3614: [ 60.874910][ T3614] #0: ffff88807838b9f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x2cb/0x380 [ 60.884118][ T3614] #1: ffff88807d436460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x29a/0xe50 [ 60.892976][ T3614] #2: ffff88806d2f2880 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: ntfs_file_write_iter+0x1ca/0x540 [ 60.904112][ T3614] [ 60.904112][ T3614] stack backtrace: [ 60.909995][ T3614] CPU: 1 PID: 3614 Comm: syz-executor131 Not tainted 5.15.165-syzkaller #0 [ 60.918565][ T3614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 60.928602][ T3614] Call Trace: [ 60.931874][ T3614] [ 60.934790][ T3614] dump_stack_lvl+0x1e3/0x2d0 [ 60.939450][ T3614] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 60.945072][ T3614] ? print_circular_bug+0x12b/0x1a0 [ 60.950264][ T3614] check_noncircular+0x2f8/0x3b0 [ 60.955193][ T3614] ? add_chain_block+0x850/0x850 [ 60.960120][ T3614] ? lockdep_lock+0x11f/0x2a0 [ 60.964875][ T3614] ? validate_chain+0x112/0x5930 [ 60.969800][ T3614] validate_chain+0x1649/0x5930 [ 60.974653][ T3614] ? reacquire_held_locks+0x660/0x660 [ 60.980111][ T3614] ? reacquire_held_locks+0x660/0x660 [ 60.985467][ T3614] ? reacquire_held_locks+0x660/0x660 [ 60.990842][ T3614] ? reacquire_held_locks+0x660/0x660 [ 60.996199][ T3614] ? rcu_lock_release+0x5/0x20 [ 61.000947][ T3614] ? __lock_acquire+0x1ff0/0x1ff0 [ 61.005956][ T3614] ? mark_lock+0x98/0x340 [ 61.010265][ T3614] __lock_acquire+0x1295/0x1ff0 [ 61.015299][ T3614] lock_acquire+0x1db/0x4f0 [ 61.019787][ T3614] ? mmap_read_lock+0x1c/0x50 [ 61.024448][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 61.029802][ T3614] ? __might_sleep+0xc0/0xc0 [ 61.034375][ T3614] ? bsearch+0x8e/0xb0 [ 61.038461][ T3614] ? search_extable+0xf0/0xf0 [ 61.043139][ T3614] ? __get_user_nocheck_1+0x6/0x10 [ 61.048246][ T3614] ? search_extable+0xaf/0xf0 [ 61.052921][ T3614] ? trim_init_extable+0x3c0/0x3c0 [ 61.058027][ T3614] ? __get_user_nocheck_1+0x6/0x10 [ 61.063140][ T3614] down_read+0x45/0x2e0 [ 61.067295][ T3614] ? mmap_read_lock+0x1c/0x50 [ 61.071961][ T3614] ? mmap_read_lock+0x10/0x50 [ 61.076892][ T3614] mmap_read_lock+0x1c/0x50 [ 61.081381][ T3614] exc_page_fault+0x596/0x700 [ 61.086051][ T3614] asm_exc_page_fault+0x22/0x30 [ 61.090905][ T3614] RIP: 0010:__get_user_nocheck_1+0x6/0x10 [ 61.096622][ T3614] Code: d0 73 64 48 19 d2 48 21 d0 0f 01 cb 48 8b 10 31 c0 0f 01 ca c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 0f 01 cb 0f ae e8 <0f> b6 10 31 c0 0f 01 ca c3 90 0f 01 cb 0f ae e8 0f b7 10 31 c0 0f [ 61.116215][ T3614] RSP: 0018:ffffc90002e57978 EFLAGS: 00050287 [ 61.122268][ T3614] RAX: 00000000200f5000 RBX: 00000000200f4100 RCX: ffff88801debbb80 [ 61.130229][ T3614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.138182][ T3614] RBP: ffffc90002e57a38 R08: ffffffff81b73106 R09: fffff9400036c2d7 [ 61.146133][ T3614] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000ffffffff [ 61.154091][ T3614] R13: 00000000200f5000 R14: 00000000200f6000 R15: 0000000000000000 [ 61.162044][ T3614] ? fault_in_readable+0x106/0x2e0 [ 61.167166][ T3614] fault_in_readable+0x172/0x2e0 [ 61.172092][ T3614] ? fault_in_safe_writeable+0x250/0x250 [ 61.177707][ T3614] ? ntfs_write_end+0xf2/0x750 [ 61.182464][ T3614] fault_in_iov_iter_readable+0x14a/0x1d0 [ 61.188174][ T3614] generic_perform_write+0x1c9/0x5b0 [ 61.193449][ T3614] ? grab_cache_page_write_begin+0x90/0x90 [ 61.199250][ T3614] ? file_remove_privs+0x610/0x610 [ 61.204350][ T3614] ? rcu_is_watching+0x11/0xa0 [ 61.209102][ T3614] ? __mark_inode_dirty+0x3dd/0xd60 [ 61.214290][ T3614] __generic_file_write_iter+0x243/0x4f0 [ 61.220003][ T3614] ntfs_file_write_iter+0x48b/0x540 [ 61.225202][ T3614] vfs_write+0xacd/0xe50 [ 61.229445][ T3614] ? file_end_write+0x250/0x250 [ 61.234291][ T3614] ? __fget_files+0x413/0x480 [ 61.238955][ T3614] ? mutex_lock_nested+0x17/0x20 [ 61.243882][ T3614] ? __fdget_pos+0x2cb/0x380 [ 61.248461][ T3614] ? ksys_write+0x77/0x2c0 [ 61.252874][ T3614] ksys_write+0x1a2/0x2c0 [ 61.257196][ T3614] ? print_irqtrace_events+0x210/0x210 [ 61.262644][ T3614] ? __ia32_sys_read+0x80/0x80 [ 61.267399][ T3614] ? syscall_enter_from_user_mode+0x2e/0x240 [ 61.273366][ T3614] ? lockdep_hardirqs_on+0x94/0x130 [ 61.278572][ T3614] ? syscall_enter_from_user_mode+0x2e/0x240 [ 61.284556][ T3614] do_syscall_64+0x3b/0xb0 [ 61.288960][ T3614] ? clear_bhb_loop+0x15/0x70 [ 61.293637][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 61.299540][ T3614] RIP: 0033:0x7f47ed3d29e9 [ 61.303945][ T3614] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 61.323534][ T3614] RSP: 002b:00007f47ed38e218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.331968][ T3614] RAX: ffffffffffffffda RBX: 00007f47ed47a6c8 RCX: 00007f47ed3d29e9 [ 61.339926][ T3614] RDX: 000000000208e24b RSI: 0000000020000100 RDI: 0000000000000004 [ 61.347878][ T3614] RBP: 00007f47ed47a6c0 R08: 0000000000000000 R09: 0000000000000000 [ 61.355844][ T3614] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47ed42704d [ 61.363797][ T3614] R13: 6e65646469686f6e R14: 00007f47ed427055 R15: 636f6c6c61657270 [ 61.371757][ T3614]