IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 NET: Registered protocol family 30 cache_from_obj: Wrong slab cache. TIPC but object is from kmalloc-2048 WARNING: CPU: 0 PID: 8092 at mm/slab.h:380 cache_from_obj mm/slab.h:378 [inline] WARNING: CPU: 0 PID: 8092 at mm/slab.h:380 cache_from_obj mm/slab.h:357 [inline] WARNING: CPU: 0 PID: 8092 at mm/slab.h:380 kmem_cache_free.cold+0x1c/0x23 mm/slab.c:3757 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8092 Comm: syz-fuzzer Not tainted 4.19.46 #18 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x263/0x507 kernel/panic.c:185 __warn.cold+0x20/0x4a kernel/panic.c:540 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1013 RIP: 0010:cache_from_obj mm/slab.h:380 [inline] RIP: 0010:cache_from_obj mm/slab.h:357 [inline] RIP: 0010:kmem_cache_free.cold+0x1c/0x23 mm/slab.c:3757 Code: e8 25 8d 47 05 44 8b 6d c4 e9 74 a5 ff ff 48 8b 48 58 48 c7 c6 40 45 54 87 48 c7 c7 18 64 38 88 49 8b 54 24 58 e8 34 43 b4 ff <0f> 0b e9 89 df ff ff 49 8b 4f 58 48 c7 c6 40 45 54 87 48 c7 c7 18 RSP: 0018:ffff8880ae807cf8 EFLAGS: 00010286 RAX: 0000000000000046 RBX: ffff8880786ac580 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81559e76 RDI: ffffed1015d00f91 RBP: ffff8880ae807d18 R08: 0000000000000046 R09: ffffed1015d04fe9 R10: ffffed1015d04fe8 R11: ffff8880ae827f47 R12: ffff888085cd0600 R13: 0000000000000000 R14: ffff888085cd0600 R15: ffff8880786ac890 sk_prot_free net/core/sock.c:1504 [inline] __sk_destruct+0x4b4/0x6d0 net/core/sock.c:1588 sk_destruct+0x7b/0x90 net/core/sock.c:1596 __sk_free+0xce/0x300 net/core/sock.c:1607 sk_free+0x42/0x50 net/core/sock.c:1618 sock_put include/net/sock.h:1702 [inline] tipc_sk_callback+0x48/0x60 net/tipc/socket.c:495 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:869 RIP: 0010:loop2+0x4c/0x39e Code: c4 63 7b f0 f2 06 41 21 d7 45 31 f5 c4 63 7b f0 e0 0d 45 31 d7 c4 63 7b f0 f0 16 89 c6 45 31 e6 c4 63 7b f0 e0 02 44 03 1c 3c <09> ce 45 31 e6 41 89 c4 21 de 41 21 cc 45 01 ef 45 01 d8 44 09 e6 RSP: 0018:ffff8880900071c0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 00000000e0ebfd6e RBX: 00000000d89205fd RCX: 00000000511dc465 RDX: 000000009b354bec RSI: 00000000e0ebfd6e RDI: 0000000000000180 RBP: ffff888090007458 R08: 00000000a91c03b2 R09: 00000000c507fbfc R10: 00000000d94e2eeb R11: 00000000d7b6faa8 R12: 00000000b83aff5b R13: 00000000555a45cb R14: 000000004482bcdc R15: 00000000c14f6fef sha256_avx2_update+0x2d/0x40 arch/x86/crypto/sha256_ssse3_glue.c:235 crypto_shash_update+0xf2/0x2b0 crypto/shash.c:126 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:365 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:385 [inline] ima_calc_file_hash+0x553/0x970 security/integrity/ima/ima_crypto.c:450 ima_collect_measurement+0x50f/0x5c0 security/integrity/ima/ima_api.c:231 process_measurement+0xeca/0x1560 security/integrity/ima/ima_main.c:284 ima_file_check+0xc5/0x110 security/integrity/ima/ima_main.c:391 do_last fs/namei.c:3422 [inline] path_openat+0x1130/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x550 fs/open.c:1069 __do_sys_openat fs/open.c:1096 [inline] __se_sys_openat fs/open.c:1090 [inline] __x64_sys_openat+0x9d/0x100 fs/open.c:1090 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x47c51a Code: e8 0b 6c fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 4c 8b 54 24 28 4c 8b 44 24 30 4c 8b 4c 24 38 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 40 ff ff ff ff 48 c7 44 24 48 RSP: 002b:000000c4221fd850 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047c51a RDX: 0000000000080002 RSI: 000000c4200973c0 RDI: ffffffffffffff9c RBP: 000000c4221fd8d0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000001a4 R11: 0000000000000206 R12: ffffffffffffffff R13: 000000000000009f R14: 000000000000009e R15: 0000000000000100 Kernel Offset: disabled Rebooting in 86400 seconds..