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Sat, 14 Sep 2024 22:50:24 -0700 (PDT) Date: Sat, 14 Sep 2024 22:50:24 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005b6b0e0622220846@google.com> Subject: [syzbot] [block?] [virt?] kernel panic: corrupted stack end in kernel_init (2) From: syzbot To: akpm@linux-foundation.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, virtualization@lists.linux.dev Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Stat-Signature: 9qhr35kiq9gq4heqt6h3x1tz6i4z57cx X-Rspamd-Queue-Id: 9A653180004 X-Rspamd-Server: rspam02 X-HE-Tag: 1726379425-654013 X-HE-Meta: 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 YvEA/NvN 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 d1LYhU3N jRDTODSpX/h1KhHMmIL4ryK+ih1QKMoEtTr4LTpOCdlYoSpVxUMFQyyJ48VVavtqO1TV10t9R0O2KYf4gMUFK+rOUzbKM3LCrjlhV7QmlbAr3B9gF/43ndwH7dEWUsEJaVtuQC4KkBEQKBexqUtxcV1Uh031+Ss5QTW7UVTPQecxmUEt0vlt9qqO4/gSKpJoNsNfwlqPmk+fuG5K4g1MmFUVEOYhBLxTFzHPdsMH8jGrHChtYeJagl87UbQTRkWMoHkDyXkLZ7QaKS+HlriT6owgPd75OjcO5tFIsXzR8IxtQjy1fQJBj3jrODeS7DBnv8eAgQ0gtAOIjBdzPIDFO3sKdKV/cmgEe6w5ydv5O8w2kctvZFOB42Rowu1gDuCfPMcqYH1wwdGCcygCjaGF9Q== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot found the following issue on: HEAD commit: 1ff95eb2bebd riscv: Fix RISCV_ALTERNATIVE_EARLY git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes console output: https://syzkaller.appspot.com/x/log.txt?x=172cb0a9980000 kernel config: https://syzkaller.appspot.com/x/.config?x=c79e90d7b2f5b364 dashboard link: https://syzkaller.appspot.com/bug?extid=ec17b78de14721dd3bdc compiler: riscv64-linux-gnu-gcc (Debian 12.2.0-13) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: riscv64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/a741b348759c/non_bootable_disk-1ff95eb2.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/1491182abe4e/vmlinux-1ff95eb2.xz kernel image: https://storage.googleapis.com/syzbot-assets/926302c5c645/Image-1ff95eb2.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+ec17b78de14721dd3bdc@syzkaller.appspotmail.com Registered RDS/tcp transport NET: Registered PF_SMC protocol family 9pnet: Installing 9P2000 support Key type dns_resolver registered Key type ceph registered libceph: loaded (mon/osd proto 15/24) NET: Registered PF_VSOCK protocol family registered taskstats version 1 Loading compiled-in X.509 certificates Loaded X.509 cert 'Build time autogenerated kernel key: f2a59455c4296818b28c73c1d87b1152c8ec3b9d' zswap: loaded using pool 842/z3fold Demotion targets for Node 0: null debug_vm_pgtable: [debug_vm_pgtable ]: Validating architecture page table helpers Key type .fscrypt registered Key type fscrypt-provisioning registered Key type big_key registered Key type encrypted registered AppArmor: AppArmor sha256 policy hashing enabled ima: No TPM chip found, activating TPM-bypass! Loading compiled-in module X.509 certificates Loaded X.509 cert 'Build time autogenerated kernel key: f2a59455c4296818b28c73c1d87b1152c8ec3b9d' ima: Allocated hash algorithm: sha256 ima: No architecture policies found evm: Initialising EVM extended attributes: evm: security.selinux (disabled) evm: security.SMACK64 (disabled) evm: security.SMACK64EXEC (disabled) evm: security.SMACK64TRANSMUTE (disabled) evm: security.SMACK64MMAP (disabled) evm: security.apparmor evm: security.ima evm: security.capability evm: HMAC attrs: 0x1 printk: legacy console [netcon0] enabled netconsole: network logging started gtp: GTP module loaded (pdp ctx size 128 bytes) rdma_rxe: loaded clk: Disabling unused clocks PM: genpd: Disabling unused power domains ALSA device list: #0: Dummy 1 #1: Loopback 1 #2: Virtual MIDI Card 1 md: Skipping autodetection of RAID arrays. (raid=autodetect will force) EXT4-fs (vda): mounted filesystem 34b94c48-234b-4869-b990-1f782e29954a ro with ordered data mode. Quota mode: none. VFS: Mounted root (ext4 filesystem) readonly on device 253:0. devtmpfs: mounted Freeing unused kernel image (initmem) memory: 2532K Failed to set sysctl parameter 'max_rcu_stall_to_panic=1': parameter not found Run /sbin/init as init process Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 0 UID: 0 PID: 1 Comm: init Not tainted 6.11.0-rc2-syzkaller-g1ff95eb2bebd #0 Hardware name: riscv-virtio,qemu (DT) Call Trace: [] dump_backtrace+0x2e/0x3c arch/riscv/kernel/stacktrace.c:130 [] show_stack+0x34/0x40 arch/riscv/kernel/stacktrace.c:136 [] __dump_stack lib/dump_stack.c:93 [inline] [] dump_stack_lvl+0x108/0x196 lib/dump_stack.c:119 [] dump_stack+0x1c/0x24 lib/dump_stack.c:128 [] panic+0x388/0x806 kernel/panic.c:348 [] schedule_debug kernel/sched/core.c:5745 [inline] [] __schedule+0x3230/0x3288 kernel/sched/core.c:6411 [] preempt_schedule_notrace+0xe0/0x2be kernel/sched/core.c:6801 [] lockdep_enabled kernel/locking/lockdep.c:118 [inline] [] lock_is_held_type+0x7a/0x1f2 kernel/locking/lockdep.c:5824 [] lock_is_held include/linux/lockdep.h:249 [inline] [] depot_fetch_stack+0x86/0xc8 lib/stackdepot.c:448 [] __stack_depot_get_stack_record+0xe/0x1e lib/stackdepot.c:688 [] inc_stack_record_count mm/page_owner.c:197 [inline] [] __set_page_owner+0x2fe/0x70c mm/page_owner.c:329 [] set_page_owner include/linux/page_owner.h:32 [inline] [] post_alloc_hook+0xea/0x1e2 mm/page_alloc.c:1493 [] prep_new_page mm/page_alloc.c:1501 [inline] [] get_page_from_freelist+0x123c/0x27e8 mm/page_alloc.c:3442 [] __alloc_pages_noprof+0x1f0/0x2142 mm/page_alloc.c:4700 [] alloc_pages_mpol_noprof+0xf8/0x48a mm/mempolicy.c:2263 [] alloc_pages_noprof+0x174/0x2f0 mm/mempolicy.c:2343 [] folio_alloc_noprof+0x24/0x6c mm/mempolicy.c:2350 [] filemap_alloc_folio_noprof+0x348/0x44e mm/filemap.c:1008 [] page_cache_ra_unbounded+0x17c/0x4e6 mm/readahead.c:248 [] do_page_cache_ra+0xf0/0x134 mm/readahead.c:303 [] page_cache_ra_order+0xe8/0x17a mm/readahead.c:488 [] page_cache_async_ra+0x51c/0x7c2 mm/readahead.c:638 [] filemap_readahead mm/filemap.c:2504 [inline] [] filemap_get_pages+0x310/0x1628 mm/filemap.c:2545 [] filemap_read+0x34e/0xc30 mm/filemap.c:2625 [] generic_file_read_iter+0x296/0x38a mm/filemap.c:2806 [] ext4_file_read_iter fs/ext4/file.c:147 [inline] [] ext4_file_read_iter+0x15e/0x400 fs/ext4/file.c:130 [] __kernel_read+0x302/0x886 fs/read_write.c:434 [] integrity_kernel_read+0x92/0xc4 security/integrity/iint.c:28 [] ima_calc_file_hash_tfm+0x2da/0x3ec security/integrity/ima/ima_crypto.c:480 [] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] [] ima_calc_file_hash+0x19e/0x456 security/integrity/ima/ima_crypto.c:568 [] ima_collect_measurement+0x7b4/0x918 security/integrity/ima/ima_api.c:293 [] process_measurement+0x10e4/0x2026 security/integrity/ima/ima_main.c:372 [] ima_file_mmap+0x1be/0x1de security/integrity/ima/ima_main.c:462 [] security_mmap_file+0x102/0x184 security/security.c:2860 [] vm_mmap_pgoff+0xd2/0x310 mm/util.c:584 [] vm_mmap+0x84/0xac mm/util.c:607 [] elf_map fs/binfmt_elf.c:381 [inline] [] elf_load+0x186/0x716 fs/binfmt_elf.c:408 [] load_elf_interp fs/binfmt_elf.c:675 [inline] [] load_elf_binary+0x33c2/0x4c1e fs/binfmt_elf.c:1235 [] search_binary_handler fs/exec.c:1821 [inline] [] exec_binprm fs/exec.c:1863 [inline] [] bprm_execve fs/exec.c:1914 [inline] [] bprm_execve+0x744/0x18a4 fs/exec.c:1890 [] kernel_execve+0x2c8/0x378 fs/exec.c:2081 [] run_init_process+0x194/0x1a8 init/main.c:1388 [] try_to_run_init_process+0x1e/0x66 init/main.c:1395 [] kernel_init+0x180/0x224 init/main.c:1523 [] ret_from_fork+0xe/0x1c arch/riscv/kernel/entry.S:239 SMP: stopping secondary CPUs Rebooting in 86400 seconds.. --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup