syz.0.0 (5104) use[ 71.293455][ T5090] Bluetooth: hci0: command tx timeout loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ------------[ cut here ]------------ kernel BUG at fs/ocfs2/buffer_head_io.c:45! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5104 Comm: syz.0.0 Not tainted 6.12.0-rc2-syzkaller-00074-gd3d1556696c1 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ocfs2_write_block+0x62a/0x6b0 fs/ocfs2/buffer_head_io.c:45 Code: fc ff df 80 3c 08 00 74 08 4c 89 ef e8 1f f2 77 fe 49 8b 7d 00 48 89 de 48 8b 54 24 08 e8 be 48 11 00 eb 2e e8 47 41 0e fe 90 <0f> 0b e8 3f 41 0e fe 90 0f 0b e8 57 d0 3e 08 e8 32 41 0e fe 49 bd RSP: 0018:ffffc9000b11ede0 EFLAGS: 00010287 RAX: ffffffff8386a609 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000b352000 RSI: 0000000000004df8 RDI: 0000000000004df9 RBP: ffffc9000b11eeb0 R08: ffffffff8386a160 R09: 1ffffffff2039dc5 R10: dffffc0000000000 R11: fffffbfff2039dc6 R12: ffff88801a807758 R13: dffffc0000000000 R14: ffff88801a807740 R15: ffff8880356dc000 FS: 00007f17c213d6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f8fb3f4000 CR3: 000000004b56c000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_update_disk_slot+0x498/0x690 fs/ocfs2/slot_map.c:197 ocfs2_find_slot+0x4cb/0xaa0 fs/ocfs2/slot_map.c:482 ocfs2_mount_volume+0x1a0/0x1940 fs/ocfs2/super.c:1804 ocfs2_fill_super+0x475a/0x5750 fs/ocfs2/super.c:1084 mount_bdev+0x20a/0x2d0 fs/super.c:1679 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2b0 fs/super.c:1800 do_new_mount+0x2be/0xb40 fs/namespace.c:3507 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4055 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4032 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f17c137f79a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f17c213ce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f17c213cef0 RCX: 00007f17c137f79a RDX: 0000000020004440 RSI: 0000000020000040 RDI: 00007f17c213ceb0 RBP: 0000000020004440 R08: 00007f17c213cef0 R09: 00000000010008c8 R10: 00000000010008c8 R11: 0000000000000246 R12: 0000000020000040 R13: 00007f17c213ceb0 R14: 0000000000004441 R15: 0000000020000380 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_write_block+0x62a/0x6b0 fs/ocfs2/buffer_head_io.c:45 Code: fc ff df 80 3c 08 00 74 08 4c 89 ef e8 1f f2 77 fe 49 8b 7d 00 48 89 de 48 8b 54 24 08 e8 be 48 11 00 eb 2e e8 47 41 0e fe 90 <0f> 0b e8 3f 41 0e fe 90 0f 0b e8 57 d0 3e 08 e8 32 41 0e fe 49 bd RSP: 0018:ffffc9000b11ede0 EFLAGS: 00010287 RAX: ffffffff8386a609 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000b352000 RSI: 0000000000004df8 RDI: 0000000000004df9 RBP: ffffc9000b11eeb0 R08: ffffffff8386a160 R09: 1ffffffff2039dc5 R10: dffffc0000000000 R11: fffffbfff2039dc6 R12: ffff88801a807758 R13: dffffc0000000000 R14: ffff88801a807740 R15: ffff8880356dc000 FS: 00007f17c213d6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f8fb3ffa50 CR3: 000000004b56c000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400