erofs: (device loop8): mounted with root inode @ nid 36.
BUG: scheduling while atomic: syz.8.104/694/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff8215c738>] kmap_atomic include/linux/highmem.h:156 [inline]
[<ffffffff8215c738>] z_erofs_reload_indexes+0x318/0x450 fs/erofs/zmap.c:148
CPU: 1 PID: 694 Comm: syz.8.104 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 __schedule_bug+0x183/0x240 kernel/sched/core.c:4545
 schedule_debug kernel/sched/core.c:4572 [inline]
 __schedule+0xc45/0x1320 kernel/sched/core.c:4700
 schedule+0x13c/0x1d0 kernel/sched/core.c:4884
 exit_to_user_mode_loop+0x4b/0xe0 kernel/entry/common.c:160
 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199
 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7ffa2265ecb9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffa210bb0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 00007ffa228d9fa8 RCX: 00007ffa2265ecb9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007ffa228d9fac
RBP: 00007ffa228d9fa0 R08: 002ac71d3bf93bb2 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffa228da038 R14: 00007ffd45f83ec0 R15: 00007ffd45f83fa8