bcachefs (loop2): mounting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=crc64,background_compression=zstd,str_hash=crc64,nojournal_transaction_names bcachefs (loop2): recovering from clean shutdown, journal seq 8 ------------[ cut here ]------------ CPU 0 old state 15 new state 1 WARNING: CPU: 0 PID: 10517 at kernel/rcu/srcutree.c:702 srcu_check_nmi_safety+0x10e/0x130 kernel/rcu/srcutree.c:702 Modules linked in: CPU: 0 PID: 10517 Comm: syz-executor.2 Not tainted 6.10.0-rc4-syzkaller-00148-g50736169ecc8 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:srcu_check_nmi_safety+0x10e/0x130 kernel/rcu/srcutree.c:702 Code: c0 74 11 3c 03 7f 0d 89 54 24 04 e8 1c 52 77 00 8b 54 24 04 8b b3 c8 01 00 00 44 89 e1 48 c7 c7 60 43 2e 8b e8 b3 a5 dc ff 90 <0f> 0b 90 90 e9 7b ff ff ff e8 f4 51 77 00 e9 65 ff ff ff e8 1a 52 RSP: 0018:ffffc900035872d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffe8ffad057d40 RCX: ffffc9002a489000 RDX: 0000000000040000 RSI: ffffffff81511296 RDI: 0000000000000001 RBP: ffff88805c2842c8 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000002 R12: 0000000000000001 R13: ffff88806415c000 R14: 00000000000003e7 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802c000000(0063) knlGS:00000000f5edeb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 000000005724704c CR3: 000000005dff2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: srcu_read_unlock include/linux/srcu.h:286 [inline] bch2_trans_put+0xbd1/0xf40 fs/bcachefs/btree_iter.c:3244 bch2_btree_root_read+0x354/0x680 fs/bcachefs/btree_io.c:1793 read_btree_roots fs/bcachefs/recovery.c:475 [inline] bch2_fs_recovery+0x1ba8/0x3db0 fs/bcachefs/recovery.c:803 bch2_fs_start+0x2e9/0x600 fs/bcachefs/super.c:1035 bch2_fs_open+0xde0/0x10f0 fs/bcachefs/super.c:2127 bch2_mount+0xe0c/0x11a0 fs/bcachefs/fs.c:1919 legacy_get_tree+0x109/0x220 fs/fs_context.c:662 vfs_get_tree+0x8f/0x380 fs/super.c:1780 do_new_mount fs/namespace.c:3352 [inline] path_mount+0x6e1/0x1f10 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount fs/namespace.c:3875 [inline] __ia32_sys_mount+0x295/0x320 fs/namespace.c:3875 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0x73/0x120 arch/x86/entry/common.c:386 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:411 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf72ec579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f5ede400 EFLAGS: 00000292 ORIG_RAX: 0000000000000015 RAX: ffffffffffffffda RBX: 00000000f5ede460 RCX: 0000000020000040 RDX: 0000000020005b00 RSI: 0000000000000010 RDI: 00000000f5ede4a0 RBP: 00000000f5ede460 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 37: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi