erofs: (device loop2): mounted with root inode @ nid 36.
erofs: (device loop2): z_erofs_readpage: failed to read, err [-117]
BUG: scheduling while atomic: syz.2.1606/5944/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff82123208>] kmap_atomic include/linux/highmem.h:156 [inline]
[<ffffffff82123208>] z_erofs_reload_indexes+0x318/0x450 fs/erofs/zmap.c:148
CPU: 0 PID: 5944 Comm: syz.2.1606 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 __schedule_bug+0x177/0x230 kernel/sched/core.c:4545
 schedule_debug kernel/sched/core.c:4572 [inline]
 __schedule+0xc33/0x1310 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: 0033:0x7fede62feba9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fede4d670e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 00007fede6545fa8 RCX: 00007fede62feba9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fede6545fac
RBP: 00007fede6545fa0 R08: 00296a3f9d47ebb8 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fede6546038 R14: 00007ffd855b6520 R15: 00007ffd855b6608