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r0 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./bus\x00', 0x141842, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='blkio.bfq.io_service_time_recursive\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000200), 0xfea7) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuset.effective_cpus\x00', 0x275a, 0x0) sendto$packet(r0, &(0x7f0000000400)="cd0aedc6274ffa3b6494a33737c85dbf3e11", 0x12, 0x48040, 0x0, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, 0x0}}, 0xffc9) write$P9_RLERROR(r0, &(0x7f0000000240)=ANY=[@ANYBLOB="1292df3e2b0af7e1000c"], 0xa) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.effective_cpus\x00', 0x275a, 0x0) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) r5 = ioctl$TIOCGPTPEER(r0, 0x5441, 0x7) ioctl$CDROMREADALL(r3, 0x5318, &(0x7f0000000f80)) ioctl$VT_RELDISP(r5, 0x5605) bind$phonet(r4, &(0x7f0000000000)={0x23, 0x40}, 0x10) r6 = socket(0x23, 0x5, 0x0) listen(r6, 0x0) syz_mount_image$msdos(&(0x7f0000000f40), &(0x7f0000000f00)='.\x00', 0x1a4a438, &(0x7f0000000100)=ANY=[], 0xb, 0x0, &(0x7f0000000100)) r7 = syz_open_dev$loop(&(0x7f0000000580), 0x0, 0x20000) ioctl$LOOP_SET_STATUS(r7, 0x4c02, &(0x7f0000000080)={0x0, {}, 0x0, {}, 0x8, 0x1, 0x14, 0x19, "981dfe1404ea1234275704afed730428df8208a7c9b3be966a82ea28b7f307e69b054b0cb5d6966e64512dba391b82c6ba86117bcb0fac71f4d84f5f54297589", "0bc262b5f40e155c7b772ff3beb84c47828a6403bed6f41cc070c1f4c52c0d71", [0x6]}) copy_file_range(r1, &(0x7f00000001c0), r0, 0x0, 0xffffffffa003e45b, 0x700000000000000) sendmsg$NFNL_MSG_CTHELPER_DEL(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)=ANY=[@ANYBLOB="700000000209050000000000000000000100000908000340000002685400020006000340000200000c0002800500b45dc5c8a3fcf76d080002000a0101000c00028005000100010000000600034000030000060003400000000075000000000000"], 0x70}, 0x1, 0x0, 0x0, 0x20}, 0x40) [ 83.859547][ T45] Bluetooth: hci0: command tx timeout [ 84.208915][ T5322] loop0: detected capacity change from 0 to 32768 [ 84.230356][ T5322] ======================================================= [ 84.230356][ T5322] WARNING: The mand mount option has been deprecated and [ 84.230356][ T5322] and is ignored by this kernel. Remove the mand [ 84.230356][ T5322] option from the mount to silence this warning. [ 84.230356][ T5322] ======================================================= [ 84.328883][ T5322] JBD2: Ignoring recovery information on journal [ 84.362107][ T5322] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.429493][ T5322] (syz.0.0,5322,0):ocfs2_check_set_options:1244 ERROR: Invalid heartbeat mount options [ 84.456752][ T5322] loop0: detected capacity change from 32768 to 32767 [ 84.491220][ T5322] OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17058: signature = ÎÐ… [ 84.509257][ T5322] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 84.522786][ T5322] OCFS2: File system is now read-only. [ 84.533026][ T5322] (syz.0.0,5322,0):ocfs2_assign_bh:2417 ERROR: status = -30 [ 84.547195][ T5322] (syz.0.0,5322,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30 [ 84.559028][ T5322] (syz.0.0,5322,0):ocfs2_reflink_inodes_lock:4748 ERROR: status = -30 [ 84.568434][ T5322] ================================================================== [ 84.572062][ T5322] BUG: KASAN: use-after-free in ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.575867][ T5322] Write of size 4086 at addr ffff888056da54d2 by task syz.0.0/5322 [ 84.580007][ T5322] [ 84.581421][ T5322] CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.581446][ T5322] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.581457][ T5322] Call Trace: [ 84.581468][ T5322] [ 84.581477][ T5322] dump_stack_lvl+0xe8/0x150 [ 84.581503][ T5322] print_report+0xba/0x230 [ 84.581525][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.581546][ T5322] kasan_report+0x117/0x150 [ 84.581566][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.581587][ T5322] kasan_check_range+0x264/0x2c0 [ 84.581604][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.581622][ T5322] __asan_memcpy+0x40/0x70 [ 84.581643][ T5322] ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.581665][ T5322] ? __pfx_ocfs2_write_end_nolock+0x10/0x10 [ 84.581683][ T5322] ? lockdep_hardirqs_on+0x7a/0x110 [ 84.581773][ T5322] ocfs2_write_end+0x58/0x90 [ 84.581793][ T5322] generic_perform_write+0x620/0x8f0 [ 84.581816][ T5322] ? __pfx_generic_perform_write+0x10/0x10 [ 84.581833][ T5322] ? file_update_time_flags+0x26d/0x4a0 [ 84.581848][ T5322] ? __generic_file_write_iter+0xf9/0x230 [ 84.581864][ T5322] ? ocfs2_file_write_iter+0x163a/0x1ed0 [ 84.581879][ T5322] ocfs2_file_write_iter+0x1663/0x1ed0 [ 84.581894][ T5322] ? __kmalloc_noprof+0x35c/0x760 [ 84.581916][ T5322] ? iter_file_splice_write+0x1da/0x10f0 [ 84.581937][ T5322] ? direct_splice_actor+0x101/0x160 [ 84.581963][ T5322] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 84.581988][ T5322] ? splice_from_pipe_next+0x61c/0x670 [ 84.582005][ T5322] ? __asan_memset+0x22/0x50 [ 84.582018][ T5322] iter_file_splice_write+0x9a1/0x10f0 [ 84.582035][ T5322] ? __pfx_iter_file_splice_write+0x10/0x10 [ 84.582050][ T5322] ? __pfx_iter_file_splice_write+0x10/0x10 [ 84.582062][ T5322] direct_splice_actor+0x101/0x160 [ 84.582075][ T5322] splice_direct_to_actor+0x53a/0xc70 [ 84.582095][ T5322] ? __pfx_direct_splice_actor+0x10/0x10 [ 84.582115][ T5322] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 84.582133][ T5322] ? ocfs2_remap_file_range+0x24a/0x6f0 [ 84.582151][ T5322] do_splice_direct+0x195/0x290 [ 84.582170][ T5322] ? __pfx_do_splice_direct+0x10/0x10 [ 84.582188][ T5322] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 84.582204][ T5322] vfs_copy_file_range+0xb02/0x1370 [ 84.582218][ T5322] ? __pfx_vfs_copy_file_range+0x10/0x10 [ 84.582230][ T5322] __se_sys_copy_file_range+0x2fb/0x480 [ 84.582242][ T5322] ? __pfx___se_sys_copy_file_range+0x10/0x10 [ 84.582253][ T5322] ? rcu_is_watching+0x15/0xb0 [ 84.582267][ T5322] ? __x64_sys_copy_file_range+0x21/0xf0 [ 84.582278][ T5322] do_syscall_64+0x14d/0xf80 [ 84.582289][ T5322] ? trace_irq_disable+0x3b/0x150 [ 84.582298][ T5322] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.582308][ T5322] ? clear_bhb_loop+0x40/0x90 [ 84.582318][ T5322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.582328][ T5322] RIP: 0033:0x7f08bb59c819 [ 84.582339][ T5322] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 84.582349][ T5322] RSP: 002b:00007f08bc45dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000146 [ 84.582360][ T5322] RAX: ffffffffffffffda RBX: 00007f08bb815fa0 RCX: 00007f08bb59c819 [ 84.582367][ T5322] RDX: 0000000000000004 RSI: 00002000000001c0 RDI: 0000000000000005 [ 84.582373][ T5322] RBP: 00007f08bb632c91 R08: ffffffffa003e45b R09: 0700000000000000 [ 84.582380][ T5322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.582386][ T5322] R13: 00007f08bb816038 R14: 00007f08bb815fa0 R15: 00007ffcc83fcca8 [ 84.582397][ T5322] [ 84.582402][ T5322] [ 84.740843][ T5322] The buggy address belongs to the physical page: [ 84.744291][ T5322] page: refcount:2 mapcount:0 mapping:ffff88801cc2e6c8 index:0x854 pfn:0x56da5 [ 84.748217][ T5322] memcg:ffff88801c6c0d40 [ 84.749939][ T5322] aops:def_blk_aops ino:700000 dentry name(?):"" [ 84.753235][ T5322] flags: 0x4fff38000004224(referenced|lru|workingset|private|node=1|zone=1|lastcpupid=0x7ff) [ 84.758223][ T5322] raw: 04fff38000004224 ffffea000112e0c8 ffff8880304509e0 ffff88801cc2e6c8 [ 84.763092][ T5322] raw: 0000000000000854 ffff888055d47488 00000002ffffffff ffff88801c6c0d40 [ 84.767269][ T5322] page dumped because: kasan: bad access detected [ 84.769898][ T5322] page_owner tracks the page as allocated [ 84.772149][ T5322] page last allocated via order 0, migratetype Movable, gfp_mask 0x148c48(GFP_NOFS|__GFP_MOVABLE|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL), pid 5322, tgid 5321 (syz.0.0), ts 84485822747, free_ts 84440366295 [ 84.780948][ T5322] post_alloc_hook+0x231/0x280 [ 84.782895][ T5322] get_page_from_freelist+0x24dc/0x2580 [ 84.785094][ T5322] __alloc_frozen_pages_noprof+0x18d/0x380 [ 84.787502][ T5322] alloc_pages_mpol+0x232/0x4a0 [ 84.789470][ T5322] alloc_pages_noprof+0xa8/0x1a0 [ 84.791551][ T5322] folio_alloc_noprof+0x1e/0x30 [ 84.793487][ T5322] filemap_alloc_folio_noprof+0x111/0x470 [ 84.795770][ T5322] __filemap_get_folio_mpol+0x3fc/0xb00 [ 84.797896][ T5322] bdev_getblk+0x1f6/0x6e0 [ 84.799726][ T5322] ocfs2_read_blocks+0x57e/0x15e0 [ 84.801684][ T5322] ocfs2_read_inode_block+0xec/0x1d0 [ 84.803681][ T5322] ocfs2_inode_lock_full_nested+0x2ac/0x1bd0 [ 84.806021][ T5322] ocfs2_reflink_inodes_lock+0x477/0xc50 [ 84.808285][ T5322] ocfs2_remap_file_range+0x236/0x6f0 [ 84.810356][ T5322] vfs_copy_file_range+0xd80/0x1370 [ 84.812459][ T5322] __se_sys_copy_file_range+0x2fb/0x480 [ 84.814634][ T5322] page last free pid 5322 tgid 5321 stack trace: [ 84.817086][ T5322] free_unref_folios+0xed5/0x16d0 [ 84.819143][ T5322] folios_put_refs+0x789/0x8d0 [ 84.820910][ T5322] mapping_try_invalidate+0x3c2/0x4c0 [ 84.823063][ T5322] loop_set_status+0x29b/0xe40 [ 84.825197][ T5322] lo_ioctl+0xce6/0x1fb0 [ 84.827158][ T5322] blkdev_ioctl+0x5e3/0x740 [ 84.829164][ T5322] __se_sys_ioctl+0xfc/0x170 [ 84.831306][ T5322] do_syscall_64+0x14d/0xf80 [ 84.833624][ T5322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.836341][ T5322] [ 84.837244][ T5322] Memory state around the buggy address: [ 84.839158][ T5322] ffff888056da5f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 84.841933][ T5322] ffff888056da5f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 84.844912][ T5322] >ffff888056da6000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.848007][ T5322] ^ [ 84.850218][ T5322] ffff888056da6080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.853376][ T5322] ffff888056da6100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 84.856494][ T5322] ================================================================== [ 84.882726][ T5322] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 84.886293][ T5322] CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.890041][ T5322] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.894488][ T5322] Call Trace: [ 84.895926][ T5322] [ 84.897245][ T5322] vpanic+0x56c/0xa60 [ 84.899097][ T5322] ? __pfx_vpanic+0x10/0x10 [ 84.901579][ T5322] panic+0xc5/0xd0 [ 84.904056][ T5322] ? __pfx_panic+0x10/0x10 [ 84.906311][ T5322] ? preempt_schedule_thunk+0x16/0x30 [ 84.908585][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.911090][ T5322] ? preempt_schedule_thunk+0x16/0x30 [ 84.913521][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.916039][ T5322] check_panic_on_warn+0x89/0xb0 [ 84.918334][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.921149][ T5322] end_report+0x73/0x180 [ 84.923052][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.925420][ T5322] kasan_report+0x128/0x150 [ 84.927360][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.929811][ T5322] kasan_check_range+0x264/0x2c0 [ 84.932381][ T5322] ? ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.935769][ T5322] __asan_memcpy+0x40/0x70 [ 84.938305][ T5322] ocfs2_write_end_nolock+0xbd9/0x18f0 [ 84.941350][ T5322] ? __pfx_ocfs2_write_end_nolock+0x10/0x10 [ 84.944768][ T5322] ? lockdep_hardirqs_on+0x7a/0x110 [ 84.947527][ T5322] ocfs2_write_end+0x58/0x90 [ 84.949389][ T5322] generic_perform_write+0x620/0x8f0 [ 84.951622][ T5322] ? __pfx_generic_perform_write+0x10/0x10 [ 84.953956][ T5322] ? file_update_time_flags+0x26d/0x4a0 [ 84.956084][ T5322] ? __generic_file_write_iter+0xf9/0x230 [ 84.958233][ T5322] ? ocfs2_file_write_iter+0x163a/0x1ed0 [ 84.960406][ T5322] ocfs2_file_write_iter+0x1663/0x1ed0 [ 84.963125][ T5322] ? __kmalloc_noprof+0x35c/0x760 [ 84.965577][ T5322] ? iter_file_splice_write+0x1da/0x10f0 [ 84.968630][ T5322] ? direct_splice_actor+0x101/0x160 [ 84.971107][ T5322] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 84.973483][ T5322] ? splice_from_pipe_next+0x61c/0x670 [ 84.975672][ T5322] ? __asan_memset+0x22/0x50 [ 84.977687][ T5322] iter_file_splice_write+0x9a1/0x10f0 [ 84.980081][ T5322] ? __pfx_iter_file_splice_write+0x10/0x10 [ 84.983095][ T5322] ? __pfx_iter_file_splice_write+0x10/0x10 [ 84.985752][ T5322] direct_splice_actor+0x101/0x160 [ 84.987883][ T5322] splice_direct_to_actor+0x53a/0xc70 [ 84.990181][ T5322] ? __pfx_direct_splice_actor+0x10/0x10 [ 84.992856][ T5322] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 84.995956][ T5322] ? ocfs2_remap_file_range+0x24a/0x6f0 [ 84.998956][ T5322] do_splice_direct+0x195/0x290 [ 85.001250][ T5322] ? __pfx_do_splice_direct+0x10/0x10 [ 85.004124][ T5322] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 85.006960][ T5322] vfs_copy_file_range+0xb02/0x1370 [ 85.009770][ T5322] ? __pfx_vfs_copy_file_range+0x10/0x10 [ 85.012606][ T5322] __se_sys_copy_file_range+0x2fb/0x480 [ 85.015414][ T5322] ? __pfx___se_sys_copy_file_range+0x10/0x10 [ 85.018423][ T5322] ? rcu_is_watching+0x15/0xb0 [ 85.020548][ T5322] ? __x64_sys_copy_file_range+0x21/0xf0 [ 85.023174][ T5322] do_syscall_64+0x14d/0xf80 [ 85.025663][ T5322] ? trace_irq_disable+0x3b/0x150 [ 85.028924][ T5322] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.031762][ T5322] ? clear_bhb_loop+0x40/0x90 [ 85.033990][ T5322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.036625][ T5322] RIP: 0033:0x7f08bb59c819 [ 85.038827][ T5322] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 85.047709][ T5322] RSP: 002b:00007f08bc45dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000146 [ 85.051865][ T5322] RAX: ffffffffffffffda RBX: 00007f08bb815fa0 RCX: 00007f08bb59c819 [ 85.055456][ T5322] RDX: 0000000000000004 RSI: 00002000000001c0 RDI: 0000000000000005 [ 85.059103][ T5322] RBP: 00007f08bb632c91 R08: ffffffffa003e45b R09: 0700000000000000 [ 85.064514][ T5322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.068258][ T5322] R13: 00007f08bb816038 R14: 00007f08bb815fa0 R15: 00007ffcc83fcca8 [ 85.071612][ T5322] [ 85.073417][ T5322] Kernel Offset: disabled [ 85.075436][ T5322] Rebooting in 86400 seconds..