loop0: detected capacity change from 0 to 32768 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Version upgrade required: Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance bcachefs (loop0): error validating btree node on loop0 at btree inodes level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 node offset 0/24 bset u64s 0: unknown checksum type 3, fixing Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027] CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.13.0-rc6-syzkaller-00290-gbe548645527a #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:crypto_skcipher_alg include/crypto/skcipher.h:375 [inline] RIP: 0010:crypto_skcipher_encrypt+0x45/0x130 crypto/skcipher.c:637 Code: 19 fd 49 8d 5e 40 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 29 9e 7f fd 48 8b 1b 48 8d 7b 18 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 05 e8 0f 9e 7f fd 4c 8b 7b 18 48 83 c3 04 48 89 RSP: 0018:ffffc9000d195dd8 EFLAGS: 00010202 RAX: 0000000000000004 RBX: 0000000000000008 RCX: 0000000000100000 RDX: ffffc9000e52a000 RSI: 0000000000031cff RDI: 0000000000000020 RBP: ffffc9000d1966d0 R08: ffffc9000d195f1f R09: 0000000000000000 R10: ffffc9000d195f10 R11: fffff52001a32be4 R12: dffffc0000000000 R13: 0000000000000008 R14: ffffc9000d195ee0 R15: dffffc0000000000 FS: 00007fb7c6f626c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564092e62000 CR3: 0000000032ac0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> do_encrypt_sg fs/bcachefs/checksum.c:108 [inline] do_encrypt+0xb9f/0xd70 fs/bcachefs/checksum.c:158 gen_poly_key fs/bcachefs/checksum.c:200 [inline] bch2_checksum+0x1fc/0x770 fs/bcachefs/checksum.c:236 bch2_btree_node_read_done+0x1995/0x5e90 fs/bcachefs/btree_io.c:1056 btree_node_read_work+0x68b/0x1260 fs/bcachefs/btree_io.c:1323 bch2_btree_node_read+0x2433/0x29f0 __bch2_btree_root_read fs/bcachefs/btree_io.c:1749 [inline] bch2_btree_root_read+0x617/0x7a0 fs/bcachefs/btree_io.c:1771 read_btree_roots+0x296/0x840 fs/bcachefs/recovery.c:523 bch2_fs_recovery+0x2585/0x39d0 fs/bcachefs/recovery.c:853 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170 vfs_get_tree+0x90/0x2b0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3511 do_mount fs/namespace.c:3851 [inline] __do_sys_mount fs/namespace.c:4061 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4038 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: 0033:0x7fb7c61874ca 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:00007fb7c6f61e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fb7c6f61ef0 RCX: 00007fb7c61874ca RDX: 00000000200000c0 RSI: 0000000020000180 RDI: 00007fb7c6f61eb0 RBP: 00000000200000c0 R08: 00007fb7c6f61ef0 R09: 0000000000000010 R10: 0000000000000010 R11: 0000000000000246 R12: 0000000020000180 R13: 00007fb7c6f61eb0 R14: 0000000000005956 R15: 0000000020000480 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:crypto_skcipher_alg include/crypto/skcipher.h:375 [inline] RIP: 0010:crypto_skcipher_encrypt+0x45/0x130 crypto/skcipher.c:637 Code: 19 fd 49 8d 5e 40 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 29 9e 7f fd 48 8b 1b 48 8d 7b 18 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 05 e8 0f 9e 7f fd 4c 8b 7b 18 48 83 c3 04 48 89 RSP: 0018:ffffc9000d195dd8 EFLAGS: 00010202 RAX: 0000000000000004 RBX: 0000000000000008 RCX: 0000000000100000 RDX: ffffc9000e52a000 RSI: 0000000000031cff RDI: 0000000000000020 RBP: ffffc9000d1966d0 R08: ffffc9000d195f1f R09: 0000000000000000 R10: ffffc9000d195f10 R11: fffff52001a32be4 R12: dffffc0000000000 R13: 0000000000000008 R14: ffffc9000d195ee0 R15: dffffc0000000000 FS: 00007fb7c6f626c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005586e7fd7038 CR3: 0000000032ac0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 19 fd sbb %edi,%ebp 2: 49 8d 5e 40 lea 0x40(%r14),%rbx 6: 48 89 d8 mov %rbx,%rax 9: 48 c1 e8 03 shr $0x3,%rax d: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) 12: 74 08 je 0x1c 14: 48 89 df mov %rbx,%rdi 17: e8 29 9e 7f fd call 0xfd7f9e45 1c: 48 8b 1b mov (%rbx),%rbx 1f: 48 8d 7b 18 lea 0x18(%rbx),%rdi 23: 48 89 f8 mov %rdi,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 74 05 je 0x36 31: e8 0f 9e 7f fd call 0xfd7f9e45 36: 4c 8b 7b 18 mov 0x18(%rbx),%r15 3a: 48 83 c3 04 add $0x4,%rbx 3e: 48 rex.W 3f: 89 .byte 0x89