bcachefs (loop3): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names bcachefs (loop3): initializing new filesystem ------------[ cut here ]------------ CPU 0 old state 4 new state 1 WARNING: CPU: 0 PID: 9723 at kernel/rcu/srcutree.c:734 __srcu_check_read_flavor+0x13c/0x1bc kernel/rcu/srcutree.c:734 Modules linked in: CPU: 0 UID: 0 PID: 9723 Comm: syz.3.697 Not tainted 6.14.0-rc7-syzkaller-ga2392f333575 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __srcu_check_read_flavor+0x13c/0x1bc kernel/rcu/srcutree.c:734 lr : __srcu_check_read_flavor+0x13c/0x1bc kernel/rcu/srcutree.c:734 sp : ffff8000a34a6f90 x29: ffff8000a34a6fa0 x28: ffff0000c43cdb80 x27: dfff800000000000 x26: 0000000000000000 x25: 1fffe0001fd8d808 x24: 0000000000000002 x23: 0000000000000000 x22: fffffdffbf6e8980 x21: dfff800000000000 x20: fffffdffbf6e8b48 x19: 0000000000000001 x18: 0000000000000008 x17: 0000000000000000 x16: ffff8000832b7b9c x15: 0000000000000001 x14: 1fffe000366f18f2 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : 604aae69d540cf00 x8 : 604aae69d540cf00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000a34a6738 x4 : ffff80008fcafb00 x3 : ffff800080743ed0 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: __srcu_check_read_flavor+0x13c/0x1bc kernel/rcu/srcutree.c:734 (P) srcu_check_read_flavor include/linux/srcutree.h:265 [inline] srcu_read_lock include/linux/srcu.h:254 [inline] __bch2_trans_get+0x6c4/0xa68 fs/bcachefs/btree_iter.c:3408 bch2_btree_root_alloc_fake+0x50/0x158 fs/bcachefs/btree_update_interior.c:2590 bch2_fs_initialize+0x6a0/0x1204 fs/bcachefs/recovery.c:1118 bch2_fs_start+0x31c/0x570 fs/bcachefs/super.c:1042 bch2_fs_get_tree+0xa50/0x11d4 fs/bcachefs/fs.c:2203 vfs_get_tree+0x90/0x28c fs/super.c:1814 do_new_mount+0x278/0x900 fs/namespace.c:3560 path_mount+0x590/0xe04 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount fs/namespace.c:4088 [inline] __arm64_sys_mount+0x4f4/0x5d0 fs/namespace.c:4088 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 409422 hardirqs last enabled at (409421): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (409421): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2869 hardirqs last disabled at (409422): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (409276): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (409276): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (409261): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- bcachefs (loop3): going read-write bcachefs (loop3): marking superblocks bcachefs (loop3): initializing freespace bcachefs (loop3): done initializing freespace bcachefs (loop3): reading snapshots table bcachefs (loop3): reading snapshots done bcachefs (loop3): done starting filesystem