BUG: sleeping function called from invalid context at include/linux/sched/mm.h:337 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6670, name: syz.4.237 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz.4.237/6670: #0: ffff888061f80278 (&c->state_lock){+.+.}-{3:3}, at: bch2_fs_start+0x45/0x5b0 fs/bcachefs/super.c:1006 #1: ffff888061fca880 (&j->lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #1: ffff888061fca880 (&j->lock){+.+.}-{2:2}, at: bch2_fs_journal_start+0x1219/0x14a0 fs/bcachefs/journal.c:1265 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 6670 Comm: syz.4.237 Not tainted 6.10.0-syzkaller-08676-g720261cfc732 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 __might_resched+0x5d4/0x780 kernel/sched/core.c:8437 might_alloc include/linux/sched/mm.h:337 [inline] slab_pre_alloc_hook mm/slub.c:3930 [inline] slab_alloc_node mm/slub.c:4008 [inline] __do_kmalloc_node mm/slub.c:4148 [inline] __kmalloc_node_track_caller_noprof+0xcb/0x440 mm/slub.c:4168 __do_krealloc mm/slab_common.c:1280 [inline] krealloc_noprof+0x7d/0x120 mm/slab_common.c:1313 bch2_printbuf_make_room+0x1f1/0x350 fs/bcachefs/printbuf.c:59 bch2_prt_printf+0x267/0x6d0 fs/bcachefs/printbuf.c:186 bch2_journal_space_available+0x89b/0x1b00 fs/bcachefs/journal_reclaim.c:209 bch2_fs_journal_start+0x1356/0x14a0 fs/bcachefs/journal.c:1275 bch2_fs_recovery+0x1ec8/0x38d0 fs/bcachefs/recovery.c:833 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1036 bch2_fs_get_tree+0xd61/0x1700 fs/bcachefs/fs.c:1946 vfs_get_tree+0x90/0x2a0 fs/super.c:1789 do_new_mount+0x2be/0xb40 fs/namespace.c:3472 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3997 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: 0033:0x7fde7df7725a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 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:00007fde7edc1e78 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fde7edc1f00 RCX: 00007fde7df7725a RDX: 0000000020000000 RSI: 000000002000f680 RDI: 00007fde7edc1ec0 RBP: 0000000020000000 R08: 00007fde7edc1f00 R09: 0000000000200012 R10: 0000000000200012 R11: 0000000000000206 R12: 000000002000f680 R13: 00007fde7edc1ec0 R14: 000000000000f62c R15: 0000000020000140 bcachefs (loop4): insufficient writeable journal devices available: have 0, need 1 rw journal devs: bcachefs (loop4): accounting_read... done bcachefs (loop4): alloc_read... done bcachefs (loop4): stripes_read... done bcachefs (loop4): snapshots_read... done bcachefs (loop4): check_allocations... btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, shutting down bcachefs (loop4): inconsistency detected - emergency read only at journal seq 13 bcachefs (loop4): bch2_gc_mark_key(): error fsck_errors_not_fixed bcachefs (loop4): bch2_gc_btree(): error fsck_errors_not_fixed bcachefs (loop4): bch2_gc_btrees(): error fsck_errors_not_fixed bcachefs (loop4): bch2_check_allocations(): error fsck_errors_not_fixed bcachefs (loop4): bch2_fs_recovery(): error fsck_errors_not_fixed bcachefs (loop4): bch2_fs_start(): error starting filesystem fsck_errors_not_fixed bcachefs (loop4): shutting down bcachefs (loop4): shutdown complete bcachefs: bch2_fs_get_tree() error: fsck_errors_not_fixed