INFO: task syz.0.9264:10585 blocked for more than 143 seconds. Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.9264 state:D stack:29264 pid:10585 tgid:10568 ppid:9354 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756 __schedule_loop kernel/sched/core.c:6833 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6848 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6905 __mutex_lock_common kernel/locking/mutex.c:665 [inline] __mutex_lock+0x62b/0xa60 kernel/locking/mutex.c:735 process_measurement+0x885/0x2370 security/integrity/ima/ima_main.c:269 ima_file_mmap+0x1b3/0x1e0 security/integrity/ima/ima_main.c:462 security_mmap_file+0x8bd/0x990 security/security.c:2977 __do_sys_remap_file_pages+0x2d7/0xa80 mm/mmap.c:1449 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcd8617ff19 RSP: 002b:00007fcd86ee0058 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8 RAX: ffffffffffffffda RBX: 00007fcd86346160 RCX: 00007fcd8617ff19 RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000006a27 RBP: 00007fcd861f3cc8 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fcd86346160 R15: 00007ffc3331d6a8 INFO: lockdep is turned off. NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline] watchdog+0xf14/0x1240 kernel/hung_task.c:397 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 14 PID: 10576 Comm: syz.0.9264 Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:sha256_transform_rorx+0xcd1/0x1120 arch/x86/crypto/sha256-avx2-asm.S:638 Code: 83 c7 40 c5 fd 6f e6 c5 fd 6f ef 48 81 ff 00 02 00 00 0f 82 b3 fc ff ff 48 8b bc 24 10 02 00 00 48 8b b4 24 08 02 00 00 03 07 <89> 07 03 5f 04 89 5f 04 03 4f 08 89 4f 08 44 03 47 0c 44 89 47 0c RSP: 0018:ffffc900040f71e0 EFLAGS: 00000a13 RAX: 000000006a96a773 RBX: 0000000051cd2ad8 RCX: 00000000ae094909 RDX: 000000001e470a77 RSI: ffff8880600f27c0 RDI: ffffc900040f74d0 RBP: ffffc900040f7410 R08: 00000000b53ef601 R09: 00000000229efba6 R10: 000000007f003178 R11: 00000000ee5e879a R12: 00000000110c2200 R13: 00000000a333fb20 R14: 00000000761aa598 R15: 0000000091743058 FS: 00007fcd86f016c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fabb60cd440 CR3: 0000000021fbc000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lib_sha256_base_do_update include/crypto/sha256_base.h:63 [inline] sha256_base_do_update include/crypto/sha256_base.h:81 [inline] _sha256_update arch/x86/crypto/sha256_ssse3_glue.c:74 [inline] _sha256_update+0x17e/0x220 arch/x86/crypto/sha256_ssse3_glue.c:58 ima_calc_file_hash_tfm+0x302/0x3e0 security/integrity/ima/ima_crypto.c:491 ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1ba/0x490 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x8a7/0xa10 security/integrity/ima/ima_api.c:293 process_measurement+0x1271/0x2370 security/integrity/ima/ima_main.c:372 ima_file_mmap+0x1b3/0x1e0 security/integrity/ima/ima_main.c:462 security_mmap_file+0x8bd/0x990 security/security.c:2977 __do_sys_remap_file_pages+0x2d7/0xa80 mm/mmap.c:1449 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcd8617ff19 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:00007fcd86f01058 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8 RAX: ffffffffffffffda RBX: 00007fcd86346080 RCX: 00007fcd8617ff19 RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000006a27 RBP: 00007fcd861f3cc8 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fcd86346080 R15: 00007ffc3331d6a8