bcachefs (loop0): /file3 offset 0: data_read_io_err u64s 7 type extent 1073741828:24:U32_MAX len 24 ver 0: durability: 1 crc: c_size 24 size 24 offset 0 nonce 0 csum crc32c 0:0 compress none ptr: 0:34:8 gen 0 bcachefs (loop0): /file3 offset 0: data read error: data_read_io_err bcachefs (loop0): /file3 offset 0: data read error, data_read_io_err u64s 7 type extent 1073741828:24:U32_MAX len 24 ver 0: durability: 1 crc: c_size 24 size 24 offset 0 nonce 0 csum crc32c 0:0 compress none ptr: 0:34:8 gen 0 loop0 io error ------------[ cut here ]------------ kernel BUG at fs/bcachefs/btree_iter.c:3462! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 1039 Comm: kworker/u4:7 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: events_unbound bch2_rbio_retry RIP: 0010:__bch2_trans_get+0xce2/0xd80 fs/bcachefs/btree_iter.c:3460 Code: fd e9 81 f4 ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9b fa ff ff 4c 89 ff e8 09 7e f9 fd e9 8e fa ff ff e8 6f 81 94 fd 90 <0f> 0b 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 45 fd ff ff 4c 89 e7 RSP: 0018:ffffc9000266f460 EFLAGS: 00010293 RAX: ffffffff842b4931 RBX: ffff888051f44000 RCX: ffff888033510000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000000 RBP: 0000000000000004 R08: ffffffff8fc3c837 R09: 1ffffffff1f87906 R10: dffffc0000000000 R11: fffffbfff1f87907 R12: ffff888052f84200 R13: 000000000000040f R14: dffffc0000000000 R15: ffff888051f1c1d8 FS: 0000000000000000(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2e25aaefc8 CR3: 0000000011ca5000 CR4: 0000000000352ef0 Call Trace: bch2_rbio_retry+0x1d1/0x19b0 fs/bcachefs/io_read.c:594 bch2_rbio_done fs/bcachefs/io_read.c:464 [inline] bch2_rbio_retry+0xbf4/0x19b0 fs/bcachefs/io_read.c:667 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x439/0x7d0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]---