Kernel panic - not syncing: corrupted stack end detected inside scheduler
CPU: 0 PID: 3267 Comm: syz-fuzzer Not tainted 5.12.0-rc3-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: 
[<81802550>] (dump_backtrace) from [<818027c4>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:252)
 r7:00000080 r6:60000093 r5:00000000 r4:82b58344
[<818027ac>] (show_stack) from [<81809e98>] (__dump_stack lib/dump_stack.c:79 [inline])
[<818027ac>] (show_stack) from [<81809e98>] (dump_stack+0xb8/0xe8 lib/dump_stack.c:120)
[<81809de0>] (dump_stack) from [<81803358>] (panic+0x130/0x378 kernel/panic.c:231)
 r7:81f4bca4 r6:82a390a4 r5:00000000 r4:82c6b0d0
[<81803228>] (panic) from [<818200c0>] (schedule_debug kernel/sched/core.c:4822 [inline])
[<81803228>] (panic) from [<818200c0>] (__schedule+0xcb8/0xcc8 kernel/sched/core.c:4967)
 r3:57ac6e9d r2:0272eecd r1:81f5a420 r0:81f4bca4
 r7:00000001
[<8181f408>] (__schedule) from [<818202bc>] (preempt_schedule_common+0x3c/0xac kernel/sched/core.c:5233)
 r10:864821b8 r9:82a22498 r8:00000000 r7:81820360 r6:00000001 r5:81820360
 r4:86226000
[<81820280>] (preempt_schedule_common) from [<81820360>] (preempt_schedule+0x34/0x38 kernel/sched/core.c:5258)
 r7:862273b0 r6:86481ed0 r5:00000461 r4:864821b8
[<8182032c>] (preempt_schedule) from [<818270d0>] (__raw_read_unlock include/linux/rwlock_api_smp.h:227 [inline])
[<8182032c>] (preempt_schedule) from [<818270d0>] (_raw_read_unlock+0x54/0x58 kernel/locking/spinlock.c:255)
[<8182707c>] (_raw_read_unlock) from [<805fda94>] (ext4_es_lookup_extent+0x160/0x570 fs/ext4/extents_status.c:983)
 r5:00000461 r4:00000000
[<805fd934>] (ext4_es_lookup_extent) from [<80612afc>] (ext4_map_blocks+0x74/0x618 fs/ext4/inode.c:530)
 r10:00000000 r9:86481ed0 r8:00000000 r7:00000000 r6:86481ed0 r5:00000461
 r4:86227470
[<80612a88>] (ext4_map_blocks) from [<8063f410>] (ext4_mpage_readpages+0x630/0xbd8 fs/ext4/readpage.c:304)
 r10:00000000 r9:86481ed0 r8:00000000 r7:00000001 r6:00000000 r5:00000461
 r4:00000000
[<8063ede0>] (ext4_mpage_readpages) from [<8060ea74>] (ext4_readahead+0x3c/0x40 fs/ext4/inode.c:3262)
 r10:8648204c r9:86482048 r8:81a203f4 r7:00000000 r6:8622756c r5:86227688
 r4:8060ea38
[<8060ea38>] (ext4_readahead) from [<8042ec90>] (read_pages+0x8c/0x1f0 mm/readahead.c:130)
[<8042ec04>] (read_pages) from [<8042ef48>] (page_cache_ra_unbounded+0x154/0x294 mm/readahead.c:238)
 r9:86482048 r8:8622756c r7:00000020 r6:0000047c r5:86227688 r4:df2f6620
[<8042edf4>] (page_cache_ra_unbounded) from [<8042f184>] (do_page_cache_ra+0xfc/0x150 mm/readahead.c:267)
 r10:86481f74 r9:00000001 r8:00000020 r7:80000013 r6:8042f3e4 r5:86227688
 r4:86481ed0
[<8042f088>] (do_page_cache_ra) from [<8042f3e4>] (ondemand_readahead+0x20c/0x47c mm/readahead.c:549)
 r10:00000001 r9:0000045c r8:00000020 r7:0000043c r6:86227688 r5:00000000
 r4:85bdfd60
[<8042f1d8>] (ondemand_readahead) from [<8042f718>] (page_cache_async_ra mm/readahead.c:607 [inline])
[<8042f1d8>] (ondemand_readahead) from [<8042f718>] (page_cache_async_ra+0xc4/0x110 mm/readahead.c:581)
 r10:86227818 r9:df2f5a50 r8:86482048 r7:86227714 r6:00000000 r5:86227688
 r4:85bdfd60
[<8042f654>] (page_cache_async_ra) from [<80420adc>] (page_cache_async_readahead include/linux/pagemap.h:863 [inline])
[<8042f654>] (page_cache_async_ra) from [<80420adc>] (filemap_readahead mm/filemap.c:2350 [inline])
[<8042f654>] (page_cache_async_ra) from [<80420adc>] (filemap_get_pages+0x254/0x648 mm/filemap.c:2391)
 r7:86227714 r6:0000043b r5:86227830 r4:0000043c
[<80420888>] (filemap_get_pages) from [<80420f98>] (filemap_read+0xc8/0x4e0 mm/filemap.c:2458)
 r10:86227818 r9:86481ed0 r8:805ff25c r7:86227830 r6:00000000 r5:86227818
 r4:86227830
[<80420ed0>] (filemap_read) from [<80421548>] (generic_file_read_iter+0x198/0x234 mm/filemap.c:2609)
 r10:00001000 r9:00000000 r8:805ff25c r7:00001000 r6:00000000 r5:86227818
 r4:86227830
[<804213b0>] (generic_file_read_iter) from [<805ff25c>] (ext4_file_read_iter fs/ext4/file.c:130 [inline])
[<804213b0>] (generic_file_read_iter) from [<805ff25c>] (ext4_file_read_iter+0x54/0x118 fs/ext4/file.c:113)
 r10:00001000 r9:00000000 r8:00001000 r7:86227888 r6:86481ed0 r5:86227830
 r4:86227818
[<805ff208>] (ext4_file_read_iter) from [<804da2bc>] (__kernel_read+0x130/0x314 fs/read_write.c:454)
 r7:86227888 r6:00000000 r5:00000000 r4:85bdfc80
[<804da18c>] (__kernel_read) from [<8073759c>] (integrity_kernel_read+0x20/0x28 security/integrity/iint.c:191)
 r9:00000000 r8:01000000 r7:83692000 r6:00000000 r5:85bdfc80 r4:0043b000
[<8073757c>] (integrity_kernel_read) from [<8073a754>] (ima_calc_file_hash_tfm+0x178/0x228 security/integrity/ima/ima_crypto.c:484)
[<8073a5dc>] (ima_calc_file_hash_tfm) from [<8073ac7c>] (ima_calc_file_shash security/integrity/ima/ima_crypto.c:515 [inline])
[<8073a5dc>] (ima_calc_file_hash_tfm) from [<8073ac7c>] (ima_calc_file_hash+0x124/0x8b8 security/integrity/ima/ima_crypto.c:572)
 r10:86481f74 r9:00000000 r8:00000001 r7:00000013 r6:832fab90 r5:85665700
 r4:85bdfc80
[<8073ab58>] (ima_calc_file_hash) from [<8073bff8>] (ima_collect_measurement+0x224/0x260 security/integrity/ima/ima_api.c:252)
 r10:8649d704 r9:86481f8c r8:8680b220 r7:00000003 r6:00000000 r5:8680b220
 r4:85bdfc80
[<8073bdd4>] (ima_collect_measurement) from [<807392a8>] (process_measurement+0x46c/0x7b0 security/integrity/ima/ima_main.c:330)
 r10:00000000 r9:86481f8c r8:8680b220 r7:00000001 r6:00000001 r5:00000000
 r4:85bdfc80
[<80738e3c>] (process_measurement) from [<80739664>] (ima_file_check+0x78/0xa0 security/integrity/ima/ima_main.c:499)
 r10:00000000 r9:00000000 r8:85bdfc80 r7:00000000 r6:00000000 r5:86227d48
 r4:00000006
[<807395ec>] (ima_file_check) from [<804ec638>] (do_open fs/namei.c:3367 [inline])
[<807395ec>] (ima_file_check) from [<804ec638>] (path_openat+0x20c/0x10f8 fs/namei.c:3498)
 r7:86227e58 r6:82a3c39c r5:86227f20 r4:00020002
[<804ec42c>] (path_openat) from [<804ef4ac>] (do_filp_open+0x7c/0x12c fs/namei.c:3525)
 r10:00000142 r9:86226000 r8:80200224 r7:00000001 r6:86227f20 r5:86227e58
 r4:86227f58
[<804ef430>] (do_filp_open) from [<804d782c>] (do_sys_openat2+0xa8/0x160 fs/open.c:1187)
 r7:ffffff9c r6:0000000a r5:85b72000 r4:86227f58
[<804d7784>] (do_sys_openat2) from [<804d7cd0>] (do_sys_open fs/open.c:1203 [inline])
[<804d7784>] (do_sys_openat2) from [<804d7cd0>] (__do_sys_openat fs/open.c:1219 [inline])
[<804d7784>] (do_sys_openat2) from [<804d7cd0>] (sys_openat+0xa4/0xcc fs/open.c:1214)
 r7:00000142 r6:00000000 r5:0a2e80a0 r4:ffffff9c
[<804d7c2c>] (sys_openat) from [<80200060>] (ret_fast_syscall+0x0/0x2c arch/arm/mm/proc-v7.S:64)
Exception stack(0x86227fa8 to 0x86227ff0)
7fa0:                   00000000 00000000 ffffff9c 0a2e80a0 000a0002 000001a4
7fc0: 00000000 00000000 00000000 00000142 00000005 7fffffff 01c000e0 00a27ae8
7fe0: 0a2e80a3 01eb7b6c 00012368 000b7738
 r5:00000000 r4:00000000
Rebooting in 86400 seconds..