program: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8047}, [@IFLA_ALT_IFNAME={0x14, 0x35, 'bridge0\x00'}, @IFLA_GSO_MAX_SIZE={0x8, 0x29, 0x105a4}]}, 0x3c}}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) r2 = syz_mount_image$ocfs2(&(0x7f0000004440), &(0x7f0000000280)='./file1\x00', 0x8c0, &(0x7f0000000380)={[{@acl}, {@heartbeat_none}, {@data_writeback}, {@preferred_slot}, {@acl}, {@localflocks}, {@intr}, {@noacl}]}, 0x1, 0x4445, &(0x7f0000004480)="$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VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVUVduBYAAAAAECYv3UUfRsAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPArAAD//573IHY=") r3 = open(&(0x7f0000002200)='./bus\x00', 0x60142, 0x0) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000006100)='cmdline\x00') prctl$PR_SET_SECCOMP(0x16, 0x1, 0x0) read$FUSE(r4, 0x0, 0x0) r5 = creat(&(0x7f0000000040)='./bus\x00', 0x0) pwrite64(r5, &(0x7f0000000280)='+', 0x1, 0x0) r6 = open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) copy_file_range(r6, 0x0, r3, &(0x7f00000000c0)=0x10000, 0x6, 0x0) r7 = open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0) r8 = open(&(0x7f0000000040)='./bus\x00', 0x0, 0x0) sendfile(r7, r8, 0x0, 0x100000001) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000640)={0x1e, 0x4, &(0x7f0000000040)=@framed={{}, [@ldst={0x1, 0x0, 0x3, 0x2, 0x1, 0x1c}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x24, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) copy_file_range(r2, &(0x7f0000000000)=0x5, r4, &(0x7f0000000100)=0xffffffff, 0x7, 0x0) [ 78.839756][ T4531] Bluetooth: hci0: command tx timeout [ 78.938083][ T5103] Zero length message leads to an empty skb [ 79.492620][ T5103] loop0: detected capacity change from 0 to 32768 [ 79.508758][ T5103] ======================================================= [ 79.508758][ T5103] WARNING: The mand mount option has been deprecated and [ 79.508758][ T5103] and is ignored by this kernel. Remove the mand [ 79.508758][ T5103] option from the mount to silence this warning. [ 79.508758][ T5103] ======================================================= [ 79.617745][ T5103] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 79.676122][ T24] audit: type=1326 audit(1726678623.230:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5102 comm="syz.0.0" exe="/syz-executor" sig=9 arch=c000003e syscall=231 compat=0 ip=0x7f2ac797def9 code=0x0 [ 79.750120][ T24] audit: type=1804 audit(1726678623.310:3): pid=5104 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.0" name="/newroot/0/file1/bus" dev="loop0" ino=17058 res=1 errno=0 [ 79.767186][ T5104] ================================================================== [ 79.770194][ T5104] BUG: KASAN: use-after-free in ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 79.773389][ T5104] Read of size 4 at addr ffff888012f0c000 by task syz.0.0/5104 [ 79.776138][ T5104] [ 79.777054][ T5104] CPU: 0 UID: 0 PID: 5104 Comm: syz.0.0 Not tainted 6.11.0-syzkaller-05319-g4a39ac5b7d62 #0 [ 79.780766][ T5104] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 79.784720][ T5104] Call Trace: [ 79.786026][ T5104] [ 79.787171][ T5104] dump_stack_lvl+0x241/0x360 [ 79.788996][ T5104] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.790991][ T5104] ? __pfx__printk+0x10/0x10 [ 79.792715][ T5104] ? _printk+0xd5/0x120 [ 79.794135][ T5104] ? __virt_addr_valid+0x183/0x530 [ 79.795805][ T5104] ? __virt_addr_valid+0x183/0x530 [ 79.797529][ T5104] print_report+0x169/0x550 [ 79.799067][ T5104] ? __virt_addr_valid+0x183/0x530 [ 79.800821][ T5104] ? __virt_addr_valid+0x183/0x530 [ 79.802650][ T5104] ? __virt_addr_valid+0x45f/0x530 [ 79.804598][ T5104] ? __phys_addr+0xba/0x170 [ 79.806348][ T5104] ? ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 79.808622][ T5104] kasan_report+0x143/0x180 [ 79.810319][ T5104] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 79.812557][ T5104] ? ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 79.814752][ T5104] ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 79.816749][ T5104] ? __pfx_ocfs2_claim_suballoc_bits+0x10/0x10 [ 79.818883][ T5104] ? __pfx_start_this_handle+0x10/0x10 [ 79.820952][ T5104] __ocfs2_claim_clusters+0x332/0xa40 [ 79.822902][ T5104] ? trace_jbd2_handle_start+0x9c/0x250 [ 79.824873][ T5104] ? __pfx___ocfs2_claim_clusters+0x10/0x10 [ 79.826965][ T5104] ? ocfs2_start_trans+0x4e3/0x700 [ 79.828930][ T5104] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 79.830990][ T5104] ocfs2_reserve_suballoc_bits+0x1161/0x4eb0 [ 79.833290][ T5104] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 79.835550][ T5104] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 79.837926][ T5104] ? lockdep_hardirqs_on+0x99/0x150 [ 79.839900][ T5104] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 79.842352][ T5104] ? __pfx_ocfs2_reserve_suballoc_bits+0x10/0x10 [ 79.844754][ T5104] ? stack_depot_save_flags+0x6e4/0x830 [ 79.846807][ T5104] ? kasan_save_track+0x51/0x80 [ 79.848667][ T5104] ? kasan_save_track+0x3f/0x80 [ 79.850476][ T5104] ? __kasan_kmalloc+0x98/0xb0 [ 79.852319][ T5104] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 79.854213][ T5104] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0 [ 79.856291][ T5104] ? ocfs2_create_refcount_tree+0x345/0x15f0 [ 79.858410][ T5104] ? ocfs2_reflink_remap_blocks+0x2f6/0x1f30 [ 79.860694][ T5104] ? ocfs2_remap_file_range+0x5fa/0x8d0 [ 79.862765][ T5104] ? vfs_copy_file_range+0xc07/0x1510 [ 79.864803][ T5104] ? __se_sys_copy_file_range+0x3f2/0x5d0 [ 79.866992][ T5104] ? do_syscall_64+0xf3/0x230 [ 79.868822][ T5104] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.870965][ T5104] ? __kasan_kmalloc+0x98/0xb0 [ 79.872772][ T5104] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0 [ 79.875272][ T5104] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 79.877477][ T5104] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0 [ 79.879890][ T5104] ? __pfx_ocfs2_reserve_new_metadata_blocks+0x10/0x10 [ 79.882430][ T5104] ? __lock_acquire+0x1384/0x2050 [ 79.884262][ T5104] ocfs2_create_refcount_tree+0x345/0x15f0 [ 79.886534][ T5104] ? __pfx_ocfs2_create_refcount_tree+0x10/0x10 [ 79.889003][ T5104] ? __pfx_lock_release+0x10/0x10 [ 79.890741][ T5104] ? xas_find+0x213/0x960 [ 79.892390][ T5104] ? find_get_entries+0x19a/0x8c0 [ 79.894363][ T5104] ? find_get_entries+0x67c/0x8c0 [ 79.896360][ T5104] ? find_get_entries+0x19a/0x8c0 [ 79.898320][ T5104] ? __pfx_find_get_entries+0x10/0x10 [ 79.900322][ T5104] ocfs2_reflink_remap_blocks+0x2f6/0x1f30 [ 79.902659][ T5104] ? __pfx_ocfs2_reflink_remap_blocks+0x10/0x10 [ 79.904914][ T5104] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 79.906873][ T5104] ? down_write+0x18c/0x220 [ 79.908318][ T5104] ? __pfx_down_write+0x10/0x10 [ 79.909850][ T5104] ? generic_remap_file_range_prep+0x3e/0x60 [ 79.911896][ T5104] ocfs2_remap_file_range+0x5fa/0x8d0 [ 79.913758][ T5104] ? __pfx_ocfs2_remap_file_range+0x10/0x10 [ 79.915499][ T5104] ? rcu_read_lock_any_held+0xb7/0x160 [ 79.917045][ T5104] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 79.918847][ T5104] ? __pfx_ocfs2_remap_file_range+0x10/0x10 [ 79.920651][ T5104] vfs_copy_file_range+0xc07/0x1510 [ 79.922484][ T5104] ? __pfx_vfs_copy_file_range+0x10/0x10 [ 79.924610][ T5104] ? __fget_files+0x3f3/0x470 [ 79.926364][ T5104] ? __might_fault+0xc6/0x120 [ 79.928011][ T5104] __se_sys_copy_file_range+0x3f2/0x5d0 [ 79.930147][ T5104] ? __pfx___se_sys_copy_file_range+0x10/0x10 [ 79.932487][ T5104] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 79.934715][ T5104] ? do_syscall_64+0x100/0x230 [ 79.936429][ T5104] ? __x64_sys_copy_file_range+0x21/0xf0 [ 79.938301][ T5104] do_syscall_64+0xf3/0x230 [ 79.939889][ T5104] ? clear_bhb_loop+0x35/0x90 [ 79.941400][ T5104] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.943572][ T5104] RIP: 0033:0x7f2ac797def9 [ 79.945273][ T5104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 79.951431][ T5104] RSP: 002b:00007f2ac8772038 EFLAGS: 00000246 ORIG_RAX: 0000000000000146 [ 79.954444][ T5104] RAX: ffffffffffffffda RBX: 00007f2ac7b36058 RCX: 00007f2ac797def9 [ 79.957428][ T5104] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 0000000000000009 [ 79.960213][ T5104] RBP: 00007f2ac79f0b76 R08: 0000000000000006 R09: 0000000000000000 [ 79.962854][ T5104] R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000000 [ 79.965405][ T5104] R13: 0000000000000000 R14: 00007f2ac7b36058 R15: 00007ffe89be8858 [ 79.968326][ T5104] [ 79.969455][ T5104] [ 79.970421][ T5104] The buggy address belongs to the physical page: [ 79.972962][ T5104] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x74 pfn:0x12f0c [ 79.976443][ T5104] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 79.979111][ T5104] page_type: 0xbfffffff(buddy) [ 79.980801][ T5104] raw: 00fff00000000000 ffffea00004bb908 ffffea00008cb208 0000000000000000 [ 79.983924][ T5104] raw: 0000000000000074 0000000000000002 00000000bfffffff 0000000000000000 [ 79.986973][ T5104] page dumped because: kasan: bad access detected [ 79.989317][ T5104] page_owner tracks the page as freed [ 79.991282][ T5104] page last allocated via order 0, migratetype Movable, gfp_mask 0x152c4a(GFP_NOFS|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE), pid 5098, tgid 5098 (modprobe), ts 76754395473, free_ts 77023218725 [ 79.999589][ T5104] post_alloc_hook+0x1f3/0x230 [ 80.001524][ T5104] get_page_from_freelist+0x2e4c/0x2f10 [ 80.003391][ T5104] __alloc_pages_noprof+0x256/0x6c0 [ 80.005107][ T5104] alloc_pages_mpol_noprof+0x3e8/0x680 [ 80.006953][ T5104] folio_alloc_noprof+0x128/0x180 [ 80.008506][ T5104] filemap_alloc_folio_noprof+0xdf/0x500 [ 80.010375][ T5104] page_cache_ra_unbounded+0x1f4/0x7f0 [ 80.012068][ T5104] do_sync_mmap_readahead+0x499/0x970 [ 80.013924][ T5104] filemap_fault+0x820/0x1750 [ 80.015523][ T5104] __do_fault+0x135/0x460 [ 80.016966][ T5104] handle_pte_fault+0x321f/0x6fc0 [ 80.018592][ T5104] handle_mm_fault+0x1106/0x1bb0 [ 80.020255][ T5104] exc_page_fault+0x459/0x8c0 [ 80.021644][ T5104] asm_exc_page_fault+0x26/0x30 [ 80.023043][ T5104] page last free pid 79 tgid 79 stack trace: [ 80.024793][ T5104] free_unref_folios+0x103a/0x1b00 [ 80.026495][ T5104] shrink_folio_list+0x2df3/0x8c90 [ 80.028129][ T5104] evict_folios+0x50f7/0x7780 [ 80.029833][ T5104] try_to_shrink_lruvec+0x9ab/0xbb0 [ 80.031763][ T5104] shrink_one+0x3b9/0x850 [ 80.033390][ T5104] shrink_node+0x3799/0x3de0 [ 80.034927][ T5104] kswapd+0x1cbc/0x3720 [ 80.036496][ T5104] kthread+0x2f0/0x390 [ 80.037914][ T5104] ret_from_fork+0x4b/0x80 [ 80.039571][ T5104] ret_from_fork_asm+0x1a/0x30 [ 80.041231][ T5104] [ 80.042009][ T5104] Memory state around the buggy address: [ 80.043980][ T5104] ffff888012f0bf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 80.046917][ T5104] ffff888012f0bf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 80.049792][ T5104] >ffff888012f0c000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 80.052691][ T5104] ^ [ 80.054190][ T5104] ffff888012f0c080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 80.057150][ T5104] ffff888012f0c100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 80.059980][ T5104] ================================================================== [ 80.414430][ T5104] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 80.417251][ T5104] CPU: 0 UID: 0 PID: 5104 Comm: syz.0.0 Not tainted 6.11.0-syzkaller-05319-g4a39ac5b7d62 #0 [ 80.420738][ T5104] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 80.424571][ T5104] Call Trace: [ 80.425807][ T5104] [ 80.426878][ T5104] dump_stack_lvl+0x241/0x360 [ 80.428592][ T5104] ? __pfx_dump_stack_lvl+0x10/0x10 [ 80.430463][ T5104] ? __pfx__printk+0x10/0x10 [ 80.432256][ T5104] ? preempt_schedule+0xe1/0xf0 [ 80.434187][ T5104] ? vscnprintf+0x5d/0x90 [ 80.435883][ T5104] panic+0x349/0x870 [ 80.437449][ T5104] ? check_panic_on_warn+0x21/0xb0 [ 80.439456][ T5104] ? __pfx_panic+0x10/0x10 [ 80.441296][ T5104] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 80.443699][ T5104] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 80.446119][ T5104] ? print_report+0x502/0x550 [ 80.447918][ T5104] check_panic_on_warn+0x86/0xb0 [ 80.449767][ T5104] ? ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 80.451999][ T5104] end_report+0x77/0x160 [ 80.453686][ T5104] kasan_report+0x154/0x180 [ 80.455449][ T5104] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 80.457824][ T5104] ? ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 80.460188][ T5104] ocfs2_claim_suballoc_bits+0x10d3/0x2570 [ 80.462364][ T5104] ? __pfx_ocfs2_claim_suballoc_bits+0x10/0x10 [ 80.464540][ T5104] ? __pfx_start_this_handle+0x10/0x10 [ 80.466487][ T5104] __ocfs2_claim_clusters+0x332/0xa40 [ 80.468404][ T5104] ? trace_jbd2_handle_start+0x9c/0x250 [ 80.470367][ T5104] ? __pfx___ocfs2_claim_clusters+0x10/0x10 [ 80.472480][ T5104] ? ocfs2_start_trans+0x4e3/0x700 [ 80.474380][ T5104] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 80.476460][ T5104] ocfs2_reserve_suballoc_bits+0x1161/0x4eb0 [ 80.478885][ T5104] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 80.481314][ T5104] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 80.483651][ T5104] ? lockdep_hardirqs_on+0x99/0x150 [ 80.485661][ T5104] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 80.488046][ T5104] ? __pfx_ocfs2_reserve_suballoc_bits+0x10/0x10 [ 80.490486][ T5104] ? stack_depot_save_flags+0x6e4/0x830 [ 80.492572][ T5104] ? kasan_save_track+0x51/0x80 [ 80.494353][ T5104] ? kasan_save_track+0x3f/0x80 [ 80.496281][ T5104] ? __kasan_kmalloc+0x98/0xb0 [ 80.498201][ T5104] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 80.500423][ T5104] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0 [ 80.502986][ T5104] ? ocfs2_create_refcount_tree+0x345/0x15f0 [ 80.505233][ T5104] ? ocfs2_reflink_remap_blocks+0x2f6/0x1f30 [ 80.507474][ T5104] ? ocfs2_remap_file_range+0x5fa/0x8d0 [ 80.509620][ T5104] ? vfs_copy_file_range+0xc07/0x1510 [ 80.511756][ T5104] ? __se_sys_copy_file_range+0x3f2/0x5d0 [ 80.513964][ T5104] ? do_syscall_64+0xf3/0x230 [ 80.515778][ T5104] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.518112][ T5104] ? __kasan_kmalloc+0x98/0xb0 [ 80.519929][ T5104] ? ocfs2_reserve_new_metadata_blocks+0x117/0x9c0 [ 80.522329][ T5104] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 80.524573][ T5104] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0 [ 80.527009][ T5104] ? __pfx_ocfs2_reserve_new_metadata_blocks+0x10/0x10 [ 80.529599][ T5104] ? __lock_acquire+0x1384/0x2050 [ 80.531529][ T5104] ocfs2_create_refcount_tree+0x345/0x15f0 [ 80.533784][ T5104] ? __pfx_ocfs2_create_refcount_tree+0x10/0x10 [ 80.536308][ T5104] ? __pfx_lock_release+0x10/0x10 [ 80.538370][ T5104] ? xas_find+0x213/0x960 [ 80.540104][ T5104] ? find_get_entries+0x19a/0x8c0 [ 80.542136][ T5104] ? find_get_entries+0x67c/0x8c0 [ 80.544108][ T5104] ? find_get_entries+0x19a/0x8c0 [ 80.546144][ T5104] ? __pfx_find_get_entries+0x10/0x10 [ 80.548250][ T5104] ocfs2_reflink_remap_blocks+0x2f6/0x1f30 [ 80.550552][ T5104] ? __pfx_ocfs2_reflink_remap_blocks+0x10/0x10 [ 80.552998][ T5104] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 80.555429][ T5104] ? down_write+0x18c/0x220 [ 80.557179][ T5104] ? __pfx_down_write+0x10/0x10 [ 80.559073][ T5104] ? generic_remap_file_range_prep+0x3e/0x60 [ 80.561429][ T5104] ocfs2_remap_file_range+0x5fa/0x8d0 [ 80.563561][ T5104] ? __pfx_ocfs2_remap_file_range+0x10/0x10 [ 80.565870][ T5104] ? rcu_read_lock_any_held+0xb7/0x160 [ 80.568061][ T5104] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 80.570460][ T5104] ? __pfx_ocfs2_remap_file_range+0x10/0x10 [ 80.572855][ T5104] vfs_copy_file_range+0xc07/0x1510 [ 80.574775][ T5104] ? __pfx_vfs_copy_file_range+0x10/0x10 [ 80.577010][ T5104] ? __fget_files+0x3f3/0x470 [ 80.578898][ T5104] ? __might_fault+0xc6/0x120 [ 80.580800][ T5104] __se_sys_copy_file_range+0x3f2/0x5d0 [ 80.583034][ T5104] ? __pfx___se_sys_copy_file_range+0x10/0x10 [ 80.585463][ T5104] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 80.587990][ T5104] ? do_syscall_64+0x100/0x230 [ 80.589963][ T5104] ? __x64_sys_copy_file_range+0x21/0xf0 [ 80.592215][ T5104] do_syscall_64+0xf3/0x230 [ 80.594060][ T5104] ? clear_bhb_loop+0x35/0x90 [ 80.595996][ T5104] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.598394][ T5104] RIP: 0033:0x7f2ac797def9 [ 80.600106][ T5104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 80.607204][ T5104] RSP: 002b:00007f2ac8772038 EFLAGS: 00000246 ORIG_RAX: 0000000000000146 [ 80.610749][ T5104] RAX: ffffffffffffffda RBX: 00007f2ac7b36058 RCX: 00007f2ac797def9 [ 80.613453][ T5104] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 0000000000000009 [ 80.616162][ T5104] RBP: 00007f2ac79f0b76 R08: 0000000000000006 R09: 0000000000000000 [ 80.618870][ T5104] R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000000 [ 80.621861][ T5104] R13: 0000000000000000 R14: 00007f2ac7b36058 R15: 00007ffe89be8858 [ 80.624685][ T5104] [ 80.626157][ T5104] Kernel Offset: disabled [ 80.627832][ T5104] Rebooting in 86400 seconds..