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kernel BUG at kernel/power/snapshot.c:257!
Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 32108 Comm: syz-executor.1 Not tainted 5.11.0-rc5-syzkaller-00328-g6642d600b541 #0
Hardware name: linux,dummy-virt (DT)
pstate: 20400009 (nzCv daif +PAN -UAO -TCO BTYPE=--)
pc : free_image_page kernel/power/snapshot.c:257 [inline]
pc : free_image_page kernel/power/snapshot.c:253 [inline]
pc : free_list_of_pages kernel/power/snapshot.c:274 [inline]
pc : memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
lr : free_basic_memory_bitmaps+0x40/0x90 kernel/power/snapshot.c:1173
sp : ffff80001e0e3b20
x29: ffff80001e0e3b20 x28: f3ff0000247a7070 
x27: ffff800012d7b000 x26: f3ff0000247a7008 
x25: faff000009e30300 x24: ffff800012d7b000 
x23: 00007fffffffffff x22: f3ff0000247a7018 
x21: 0000000000000001 x20: ffff8000132e76d0 
x19: faff000009e30300 x18: 0000000000000000 
x17: 0000000000000000 x16: 0000000000000000 
x15: 0000000000000002 x14: 0000000000000001 
x13: 00000000000584d3 x12: 0000000000000000 
x11: 0000000000000007 x10: faff000023b8a000 
x9 : 0000000000000000 x8 : ffff80001e0e38c4 
x7 : f5ff00000acccb00 x6 : 00000000000001ff 
x5 : 0000000000000000 x4 : 0000000000000000 
x3 : ffff8000132e76d0 x2 : fcff000022f3d000 
x1 : 0000000000000001 x0 : 0300000022f3d000 
Call trace:
 free_image_page kernel/power/snapshot.c:257 [inline]
 free_list_of_pages kernel/power/snapshot.c:274 [inline]
 memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
 free_basic_memory_bitmaps+0x40/0x90 kernel/power/snapshot.c:1173
 snapshot_release+0x78/0x90 kernel/power/user.c:120
 __fput+0x78/0x230 fs/file_table.c:280
 ____fput+0x14/0x20 fs/file_table.c:313
 task_work_run+0x88/0x160 kernel/task_work.c:140
 exit_task_work include/linux/task_work.h:30 [inline]
 do_exit+0x334/0xa34 kernel/exit.c:825
 do_group_exit+0x3c/0xa0 kernel/exit.c:922
 get_signal+0x14c/0x740 kernel/signal.c:2773
 do_signal arch/arm64/kernel/signal.c:882 [inline]
 do_notify_resume+0x170/0x13e0 arch/arm64/kernel/signal.c:936
 work_pending+0xc/0x3d4
Code: cb000260 d34cfc00 97fcf5fe 35fffc20 (d4210000) 
---[ end trace d33228455713a74c ]---