FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00115-ge3a854b577cb #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 fail_dump lib/fault-inject.c:73 [inline] should_fail_ex+0x40a/0x550 lib/fault-inject.c:174 should_failslab+0xac/0x100 mm/failslab.c:46 slab_pre_alloc_hook mm/slub.c:4068 [inline] slab_alloc_node mm/slub.c:4144 [inline] __kmalloc_cache_noprof+0x70/0x390 mm/slub.c:4320 kmalloc_noprof include/linux/slab.h:901 [inline] ulist_add_merge+0x18c/0x4b0 fs/btrfs/ulist.c:223 add_extent_changeset fs/btrfs/extent-io-tree.c:216 [inline] clear_state_bit+0x170/0x370 fs/btrfs/extent-io-tree.c:583 __clear_extent_bit+0x530/0xc20 fs/btrfs/extent-io-tree.c:752 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829 __btrfs_qgroup_release_data+0x5a9/0xab0 fs/btrfs/qgroup.c:4365 btrfs_invalidate_folio+0x999/0xcf0 fs/btrfs/inode.c:7454 folio_invalidate mm/truncate.c:126 [inline] truncate_cleanup_folio+0x203/0x300 mm/truncate.c:146 truncate_inode_pages_range+0x2e5/0x10e0 mm/truncate.c:326 truncate_inode_pages mm/truncate.c:407 [inline] truncate_pagecache mm/truncate.c:716 [inline] truncate_setsize+0xcf/0xf0 mm/truncate.c:741 btrfs_setsize fs/btrfs/inode.c:5131 [inline] btrfs_setattr+0x60e/0x1200 fs/btrfs/inode.c:5170 notify_change+0xbca/0xe90 fs/attr.c:552 do_truncate+0x220/0x310 fs/open.c:65 handle_truncate fs/namei.c:3451 [inline] do_open fs/namei.c:3834 [inline] path_openat+0x2e1b/0x3590 fs/namei.c:3989 do_filp_open+0x27f/0x4e0 fs/namei.c:4016 do_sys_openat2+0x13e/0x1d0 fs/open.c:1428 do_sys_open fs/open.c:1443 [inline] __do_sys_open fs/open.c:1451 [inline] __se_sys_open fs/open.c:1447 [inline] __x64_sys_open+0x225/0x270 fs/open.c:1447 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: 0033:0x7fbaa518d169 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 RSP: 002b:00007fbaa5f4d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fbaa53a6080 RCX: 00007fbaa518d169 RDX: 0000000000000000 RSI: 0000000000149a7e RDI: 0000400000000080 RBP: 00007fbaa5f4d090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fbaa53a6080 R15: 00007fffa3f17388 ------------[ cut here ]------------ kernel BUG at fs/btrfs/extent-io-tree.c:584! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.14.0-rc6-syzkaller-00115-ge3a854b577cb #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:clear_state_bit+0x364/0x370 fs/btrfs/extent-io-tree.c:584 Code: 18 fe e9 89 fd ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c b0 fe ff ff 48 89 ef e8 77 94 18 fe e9 a3 fe ff ff e8 dd 4e b1 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d43ed58 EFLAGS: 00010293 RAX: ffffffff84109033 RBX: 00000000fffffff4 RCX: ffff888000f62440 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff84108e4b R09: 00000000ffffffff R10: dffffc0000000000 R11: fffffbfff1d8a88f R12: ffffc9000d43ef58 R13: ffff888040d07900 R14: 0000000000001000 R15: 0000000000000000 FS: 00007fbaa5f4d6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000400000000380 CR3: 000000003f4f2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __clear_extent_bit+0x530/0xc20 fs/btrfs/extent-io-tree.c:752 clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829 __btrfs_qgroup_release_data+0x5a9/0xab0 fs/btrfs/qgroup.c:4365 btrfs_invalidate_folio+0x999/0xcf0 fs/btrfs/inode.c:7454 folio_invalidate mm/truncate.c:126 [inline] truncate_cleanup_folio+0x203/0x300 mm/truncate.c:146 truncate_inode_pages_range+0x2e5/0x10e0 mm/truncate.c:326 truncate_inode_pages mm/truncate.c:407 [inline] truncate_pagecache mm/truncate.c:716 [inline] truncate_setsize+0xcf/0xf0 mm/truncate.c:741 btrfs_setsize fs/btrfs/inode.c:5131 [inline] btrfs_setattr+0x60e/0x1200 fs/btrfs/inode.c:5170 notify_change+0xbca/0xe90 fs/attr.c:552 do_truncate+0x220/0x310 fs/open.c:65 handle_truncate fs/namei.c:3451 [inline] do_open fs/namei.c:3834 [inline] path_openat+0x2e1b/0x3590 fs/namei.c:3989 do_filp_open+0x27f/0x4e0 fs/namei.c:4016 do_sys_openat2+0x13e/0x1d0 fs/open.c:1428 do_sys_open fs/open.c:1443 [inline] __do_sys_open fs/open.c:1451 [inline] __se_sys_open fs/open.c:1447 [inline] __x64_sys_open+0x225/0x270 fs/open.c:1447 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: 0033:0x7fbaa518d169 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 RSP: 002b:00007fbaa5f4d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fbaa53a6080 RCX: 00007fbaa518d169 RDX: 0000000000000000 RSI: 0000000000149a7e RDI: 0000400000000080 RBP: 00007fbaa5f4d090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000000 R14: 00007fbaa53a6080 R15: 00007fffa3f17388 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:clear_state_bit+0x364/0x370 fs/btrfs/extent-io-tree.c:584 Code: 18 fe e9 89 fd ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c b0 fe ff ff 48 89 ef e8 77 94 18 fe e9 a3 fe ff ff e8 dd 4e b1 fd 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d43ed58 EFLAGS: 00010293 RAX: ffffffff84109033 RBX: 00000000fffffff4 RCX: ffff888000f62440 RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff84108e4b R09: 00000000ffffffff R10: dffffc0000000000 R11: fffffbfff1d8a88f R12: ffffc9000d43ef58 R13: ffff888040d07900 R14: 0000000000001000 R15: 0000000000000000 FS: 00007fbaa5f4d6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000400000000380 CR3: 000000003f4f2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400