Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. executing program [ 70.143482][ T5216] loop0: detected capacity change from 0 to 4096 executing program [ 70.291638][ T5221] loop0: detected capacity change from 0 to 4096 executing program [ 70.431432][ T5225] loop0: detected capacity change from 0 to 4096 executing program [ 70.555999][ T5229] loop0: detected capacity change from 0 to 4096 executing program [ 70.681682][ T5232] loop0: detected capacity change from 0 to 4096 executing program [ 70.800190][ T5235] loop0: detected capacity change from 0 to 4096 executing program [ 70.934472][ T5238] loop0: detected capacity change from 0 to 4096 [ 70.999444][ T5239] [ 71.001825][ T5239] ====================================================== [ 71.008841][ T5239] WARNING: possible circular locking dependency detected [ 71.015863][ T5239] 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 Not tainted [ 71.022959][ T5239] ------------------------------------------------------ [ 71.029965][ T5239] syz-executor651/5239 is trying to acquire lock: [ 71.036368][ T5239] ffff888079afc5b0 (&sb->s_type->i_mutex_key#14){+.+.}-{3:3}, at: ntfs_file_mmap+0x5bc/0x850 [ 71.046594][ T5239] [ 71.046594][ T5239] but task is already holding lock: [ 71.054032][ T5239] ffff88807d1ca798 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x17c/0x3d0 [ 71.063000][ T5239] [ 71.063000][ T5239] which lock already depends on the new lock. [ 71.063000][ T5239] [ 71.073396][ T5239] [ 71.073396][ T5239] the existing dependency chain (in reverse order) is: [ 71.082399][ T5239] [ 71.082399][ T5239] -> #1 (&mm->mmap_lock){++++}-{3:3}: [ 71.089959][ T5239] lock_acquire+0x1ed/0x550 [ 71.095008][ T5239] down_read_killable+0xca/0xd30 [ 71.100467][ T5239] mmap_read_lock_killable+0x1d/0x70 [ 71.106275][ T5239] lock_mm_and_find_vma+0x29c/0x2f0 [ 71.112012][ T5239] exc_page_fault+0x1bf/0x8c0 [ 71.117214][ T5239] asm_exc_page_fault+0x26/0x30 [ 71.122586][ T5239] fault_in_readable+0x108/0x2b0 [ 71.128061][ T5239] fault_in_iov_iter_readable+0x229/0x280 [ 71.134300][ T5239] generic_perform_write+0x259/0x6d0 [ 71.140111][ T5239] ntfs_file_write_iter+0x65f/0x740 [ 71.145827][ T5239] vfs_write+0xa6d/0xc90 [ 71.150589][ T5239] ksys_write+0x183/0x2b0 [ 71.155440][ T5239] do_syscall_64+0xf3/0x230 [ 71.160458][ T5239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.166901][ T5239] [ 71.166901][ T5239] -> #0 (&sb->s_type->i_mutex_key#14){+.+.}-{3:3}: [ 71.175597][ T5239] validate_chain+0x18ef/0x5920 [ 71.180965][ T5239] __lock_acquire+0x1384/0x2050 [ 71.186357][ T5239] lock_acquire+0x1ed/0x550 [ 71.191384][ T5239] down_write+0x99/0x220 [ 71.196160][ T5239] ntfs_file_mmap+0x5bc/0x850 [ 71.201356][ T5239] mmap_region+0x1add/0x2990 [ 71.206467][ T5239] do_mmap+0x8f0/0x1000 [ 71.211139][ T5239] vm_mmap_pgoff+0x1dd/0x3d0 [ 71.216251][ T5239] ksys_mmap_pgoff+0x4eb/0x720 [ 71.221551][ T5239] do_syscall_64+0xf3/0x230 [ 71.226587][ T5239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.233005][ T5239] [ 71.233005][ T5239] other info that might help us debug this: [ 71.233005][ T5239] [ 71.243224][ T5239] Possible unsafe locking scenario: [ 71.243224][ T5239] [ 71.250663][ T5239] CPU0 CPU1 [ 71.256039][ T5239] ---- ---- [ 71.261395][ T5239] lock(&mm->mmap_lock); [ 71.265727][ T5239] lock(&sb->s_type->i_mutex_key#14); [ 71.273708][ T5239] lock(&mm->mmap_lock); [ 71.280552][ T5239] lock(&sb->s_type->i_mutex_key#14); [ 71.286034][ T5239] [ 71.286034][ T5239] *** DEADLOCK *** [ 71.286034][ T5239] [ 71.294167][ T5239] 1 lock held by syz-executor651/5239: [ 71.299619][ T5239] #0: ffff88807d1ca798 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x17c/0x3d0 [ 71.309039][ T5239] [ 71.309039][ T5239] stack backtrace: [ 71.314938][ T5239] CPU: 1 UID: 0 PID: 5239 Comm: syz-executor651 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 [ 71.326067][ T5239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 71.336127][ T5239] Call Trace: [ 71.339401][ T5239] [ 71.342326][ T5239] dump_stack_lvl+0x241/0x360 [ 71.347009][ T5239] ? __pfx_dump_stack_lvl+0x10/0x10 [ 71.352214][ T5239] ? __pfx__printk+0x10/0x10 [ 71.356814][ T5239] print_circular_bug+0x13a/0x1b0 [ 71.361840][ T5239] check_noncircular+0x36a/0x4a0 [ 71.366777][ T5239] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 71.372681][ T5239] ? __pfx_check_noncircular+0x10/0x10 [ 71.378153][ T5239] ? lockdep_lock+0x123/0x2b0 [ 71.382844][ T5239] ? __blk_flush_plug+0x449/0x500 [ 71.387870][ T5239] validate_chain+0x18ef/0x5920 [ 71.392725][ T5239] ? __pfx_validate_chain+0x10/0x10 [ 71.397921][ T5239] ? attr_data_get_block+0x901/0x2ff0 [ 71.403312][ T5239] ? __pfx_lock_release+0x10/0x10 [ 71.408348][ T5239] ? mi_pack_runs+0x246/0x4e0 [ 71.413027][ T5239] ? __mutex_unlock_slowpath+0x21d/0x750 [ 71.418666][ T5239] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 71.424655][ T5239] ? mark_lock+0x9a/0x360 [ 71.428991][ T5239] ? __pfx_up_write+0x10/0x10 [ 71.433665][ T5239] __lock_acquire+0x1384/0x2050 [ 71.438539][ T5239] lock_acquire+0x1ed/0x550 [ 71.443050][ T5239] ? ntfs_file_mmap+0x5bc/0x850 [ 71.447904][ T5239] ? __pfx_lock_acquire+0x10/0x10 [ 71.452932][ T5239] ? __pfx___might_resched+0x10/0x10 [ 71.458225][ T5239] ? tlb_finish_mmu+0x172/0x200 [ 71.463289][ T5239] down_write+0x99/0x220 [ 71.467545][ T5239] ? ntfs_file_mmap+0x5bc/0x850 [ 71.472395][ T5239] ? __pfx_down_write+0x10/0x10 [ 71.477268][ T5239] ntfs_file_mmap+0x5bc/0x850 [ 71.481966][ T5239] ? __pfx_ntfs_file_mmap+0x10/0x10 [ 71.487164][ T5239] mmap_region+0x1add/0x2990 [ 71.491777][ T5239] ? __pfx_mmap_region+0x10/0x10 [ 71.496730][ T5239] ? preempt_schedule+0xe1/0xf0 [ 71.501598][ T5239] ? mm_get_unmapped_area_vmflags+0xb9/0xf0 [ 71.507518][ T5239] ? bpf_lsm_mmap_addr+0x9/0x10 [ 71.512365][ T5239] ? security_mmap_addr+0x6f/0x250 [ 71.517480][ T5239] ? __get_unmapped_area+0x2ed/0x350 [ 71.522765][ T5239] do_mmap+0x8f0/0x1000 [ 71.526951][ T5239] ? __pfx_do_mmap+0x10/0x10 [ 71.531562][ T5239] ? __pfx_down_write_killable+0x10/0x10 [ 71.537193][ T5239] ? __pfx_lock_acquire+0x10/0x10 [ 71.542236][ T5239] vm_mmap_pgoff+0x1dd/0x3d0 [ 71.546838][ T5239] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 71.551951][ T5239] ? __fget_files+0x29/0x470 [ 71.556636][ T5239] ? __fget_files+0x3f3/0x470 [ 71.561315][ T5239] ? __fget_files+0x29/0x470 [ 71.565908][ T5239] ksys_mmap_pgoff+0x4eb/0x720 [ 71.570679][ T5239] ? __x64_sys_mmap+0x7f/0x140 [ 71.575444][ T5239] do_syscall_64+0xf3/0x230 [ 71.579959][ T5239] ? clear_bhb_loop+0x35/0x90 [ 71.584658][ T5239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.590595][ T5239] RIP: 0033:0x7fb5c9e80399 [ 71.595012][ T5239] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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 [ 71.614654][ T5239] RSP: 002b:00007fb5c9e15208 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 71.623085][ T5239] RAX: ffffffffffffffda RBX: 00007fb5c9f37718 RCX: 00007fb5c9e80399 [ 71.631142][ T5239] RDX: 0000000000000002 RSI: 0000000000b36000 RDI: 0000000020000000 [ 71.639285][ T5239] RBP: 00007fb5c9f37710 R08: 0000000000000005 R09: 0000000000000000 [ 71.647252][ T5239] R10: 0000000000028011 R11: 0000000000000246 R12: 00007fb5c9f03d70 [ 71.655223][ T5239] R13: 0030656c69662f2e R14: 00007fb5c9efe468 R15: 7366656863616362 [ 71.663299][ T5239] [ 71.667087][ T5239] ------------[ cut here ]------------ [ 71.672603][ T5239] kernel BUG at include/linux/highmem.h:275! [ 71.678728][ T5239] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 71.685695][ T5239] CPU: 1 UID: 0 PID: 5239 Comm: syz-executor651 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 [ 71.696828][ T5239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 71.706880][ T5239] RIP: 0010:zero_user_segments+0x28b/0x290 [ 71.712707][ T5239] Code: fe 01 e9 47 fe ff ff e8 13 73 a7 fe 89 ea be 00 10 00 00 48 c7 c7 90 3c cf 8e e8 90 70 fe 01 e9 d3 fe ff ff e8 f6 72 a7 fe 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 [ 71.732433][ T5239] RSP: 0018:ffffc90003cf7540 EFLAGS: 00010293 [ 71.738514][ T5239] RAX: ffffffff82ed632a RBX: ffffea0001c45040 RCX: ffff888078a35a00 [ 71.746487][ T5239] RDX: 0000000000000000 RSI: 0000000000001038 RDI: 0000000000001000 [ 71.754452][ T5239] RBP: 0000000000001000 R08: ffffffff82ed6165 R09: 1ffffd4000388a08 [ 71.762419][ T5239] R10: dffffc0000000000 R11: fffff94000388a09 R12: 0000000000001038 [ 71.770387][ T5239] R13: 0000000000000000 R14: 1ffffd4000388a08 R15: 0000000000001038 [ 71.778553][ T5239] FS: 00007fb5c9e156c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 71.787502][ T5239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.794098][ T5239] CR2: 0000000020000000 CR3: 0000000076ffc000 CR4: 00000000003526f0 [ 71.802078][ T5239] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.810052][ T5239] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.818026][ T5239] Call Trace: [ 71.821310][ T5239] [ 71.824248][ T5239] ? __die_body+0x5f/0xb0 [ 71.828585][ T5239] ? die+0x9e/0xc0 [ 71.832309][ T5239] ? do_trap+0x15a/0x3a0 [ 71.836566][ T5239] ? zero_user_segments+0x28b/0x290 [ 71.841774][ T5239] ? do_error_trap+0x1dc/0x2c0 [ 71.846576][ T5239] ? zero_user_segments+0x28b/0x290 [ 71.851782][ T5239] ? zero_user_segments+0x28b/0x290 [ 71.856992][ T5239] ? __pfx_do_error_trap+0x10/0x10 [ 71.862112][ T5239] ? report_bug+0x3e8/0x500 [ 71.866630][ T5239] ? handle_invalid_op+0x34/0x40 [ 71.871580][ T5239] ? zero_user_segments+0x28b/0x290 [ 71.876786][ T5239] ? exc_invalid_op+0x38/0x50 [ 71.881469][ T5239] ? asm_exc_invalid_op+0x1a/0x20 [ 71.886509][ T5239] ? zero_user_segments+0xc5/0x290 [ 71.891625][ T5239] ? zero_user_segments+0x28a/0x290 [ 71.896832][ T5239] ? zero_user_segments+0x28b/0x290 [ 71.902039][ T5239] ntfs_extend_initialized_size+0x50b/0x950 [ 71.908143][ T5239] ? __pfx_ntfs_extend_initialized_size+0x10/0x10 [ 71.914592][ T5239] ? down_write+0x18c/0x220 [ 71.919120][ T5239] ? __pfx_down_write+0x10/0x10 [ 71.923979][ T5239] ntfs_file_mmap+0x5f2/0x850 [ 71.928671][ T5239] ? __pfx_ntfs_file_mmap+0x10/0x10 [ 71.933882][ T5239] mmap_region+0x1add/0x2990 [ 71.938499][ T5239] ? __pfx_mmap_region+0x10/0x10 [ 71.943445][ T5239] ? preempt_schedule+0xe1/0xf0 [ 71.948324][ T5239] ? mm_get_unmapped_area_vmflags+0xb9/0xf0 [ 71.954235][ T5239] ? bpf_lsm_mmap_addr+0x9/0x10 [ 71.959090][ T5239] ? security_mmap_addr+0x6f/0x250 [ 71.964408][ T5239] ? __get_unmapped_area+0x2ed/0x350 [ 71.969705][ T5239] do_mmap+0x8f0/0x1000 [ 71.973875][ T5239] ? __pfx_do_mmap+0x10/0x10 [ 71.978476][ T5239] ? __pfx_down_write_killable+0x10/0x10 [ 71.984112][ T5239] ? __pfx_lock_acquire+0x10/0x10 [ 71.989196][ T5239] vm_mmap_pgoff+0x1dd/0x3d0 [ 71.993908][ T5239] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 71.999030][ T5239] ? __fget_files+0x29/0x470 [ 72.003633][ T5239] ? __fget_files+0x3f3/0x470 [ 72.008323][ T5239] ? __fget_files+0x29/0x470 [ 72.012930][ T5239] ksys_mmap_pgoff+0x4eb/0x720 [ 72.017705][ T5239] ? __x64_sys_mmap+0x7f/0x140 [ 72.022477][ T5239] do_syscall_64+0xf3/0x230 [ 72.026995][ T5239] ? clear_bhb_loop+0x35/0x90 [ 72.031763][ T5239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.037672][ T5239] RIP: 0033:0x7fb5c9e80399 [ 72.042091][ T5239] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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 [ 72.061876][ T5239] RSP: 002b:00007fb5c9e15208 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 72.070340][ T5239] RAX: ffffffffffffffda RBX: 00007fb5c9f37718 RCX: 00007fb5c9e80399 [ 72.078404][ T5239] RDX: 0000000000000002 RSI: 0000000000b36000 RDI: 0000000020000000 [ 72.086470][ T5239] RBP: 00007fb5c9f37710 R08: 0000000000000005 R09: 0000000000000000 [ 72.094446][ T5239] R10: 0000000000028011 R11: 0000000000000246 R12: 00007fb5c9f03d70 [ 72.102456][ T5239] R13: 0030656c69662f2e R14: 00007fb5c9efe468 R15: 7366656863616362 [ 72.110443][ T5239] [ 72.113473][ T5239] Modules linked in: [ 72.117525][ T5239] ---[ end trace 0000000000000000 ]--- [ 72.123032][ T5239] RIP: 0010:zero_user_segments+0x28b/0x290 [ 72.128989][ T5239] Code: fe 01 e9 47 fe ff ff e8 13 73 a7 fe 89 ea be 00 10 00 00 48 c7 c7 90 3c cf 8e e8 90 70 fe 01 e9 d3 fe ff ff e8 f6 72 a7 fe 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 [ 72.149122][ T5239] RSP: 0018:ffffc90003cf7540 EFLAGS: 00010293 [ 72.155436][ T5239] RAX: ffffffff82ed632a RBX: ffffea0001c45040 RCX: ffff888078a35a00 [ 72.163490][ T5239] RDX: 0000000000000000 RSI: 0000000000001038 RDI: 0000000000001000 [ 72.171642][ T5239] RBP: 0000000000001000 R08: ffffffff82ed6165 R09: 1ffffd4000388a08 [ 72.179757][ T5239] R10: dffffc0000000000 R11: fffff94000388a09 R12: 0000000000001038 [ 72.187806][ T5239] R13: 0000000000000000 R14: 1ffffd4000388a08 R15: 0000000000001038 [ 72.195932][ T5239] FS: 00007fb5c9e156c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 72.204945][ T5239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.211552][ T5239] CR2: 00005561861110a8 CR3: 0000000076ffc000 CR4: 00000000003526f0 [ 72.219588][ T5239] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.227599][ T5239] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.235639][ T5239] Kernel panic - not syncing: Fatal exception [ 72.242060][ T5239] Kernel Offset: disabled [ 72.246388][ T5239] Rebooting in 86400 seconds..