BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1339 in_atomic(): 0, irqs_disabled(): 1, pid: 27351, name: syz-executor1 2 locks held by syz-executor1/27351: #0: 00000000a7ff11f6 (&kvm->slots_lock){+.+.}, at: kvm_set_memory_region+0x23/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1076 #1: 00000000c39d9426 (&mm->mmap_sem){++++}, at: __do_page_fault+0x389/0xe50 arch/x86/mm/fault.c:1325 irq event stamp: 318 hardirqs last enabled at (317): [] slab_alloc_node mm/slab.c:3329 [inline] hardirqs last enabled at (317): [] kmem_cache_alloc_node_trace+0x22f/0x770 mm/slab.c:3661 hardirqs last disabled at (318): [] slab_alloc_node mm/slab.c:3304 [inline] hardirqs last disabled at (318): [] kmem_cache_alloc_node_trace+0xb3/0x770 mm/slab.c:3661 softirqs last enabled at (156): [] __do_softirq+0x780/0xb17 kernel/softirq.c:314 softirqs last disabled at (139): [] invoke_softirq kernel/softirq.c:368 [inline] softirqs last disabled at (139): [] irq_exit+0x1d1/0x200 kernel/softirq.c:408 CPU: 1 PID: 27351 Comm: syz-executor1 Not tainted 4.18.0-rc5+ #151 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+0x1c9/0x2b4 lib/dump_stack.c:113 ___might_sleep.cold.85+0x11f/0x13a kernel/sched/core.c:6187 __might_sleep+0x95/0x190 kernel/sched/core.c:6140 __do_page_fault+0x3b6/0xe50 arch/x86/mm/fault.c:1339 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:vmx_vcpu_run+0x124a/0x2600 arch/x86/kvm/vmx.c:10022 Code: a9 68 03 00 00 4c 8b b1 70 03 00 00 4c 8b b9 78 03 00 00 48 8b 89 08 03 00 00 75 05 0f 01 c2 eb 03 0f 01 c3 48 89 4c 24 08 59 <0f> 96 81 88 56 00 00 48 89 81 00 03 00 00 48 89 99 18 03 00 00 8f RSP: 0018:ffff880197417358 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff8801da802500 RCX: 0000000000000003 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff8801974fb440 RBP: ffff8801974171a8 R08: fffffbfff11c2487 R09: ffff8801974fb440 R10: fffffbfff11c2486 R11: ffffffff88e12437 R12: ffff8801974eb440 R13: 0000000000000000 R14: 0000000000000000 R15: ffffea00065d3800 WARNING: kernel stack regs at 000000001b235308 in syz-executor1:27351 has bad 'bp' value 0000000094f0f61d unwind stack type:1 next_sp: (null) mask:0x2 graph_idx:0 000000003c10629d: ffff880197416eb8 (0xffff880197416eb8) 00000000006bdb43: ffffffff812a9105 (show_trace_log_lvl+0x1f6/0x28c) 000000007c03d1c4: ffffffff811f466a (vmx_vcpu_run+0x124a/0x2600) 0000000063d9107c: ffff880197417328 (0xffff880197417328) 000000000a6be174: 0000000000000002 (0x2) 00000000aa053c03: 0000000000000001 (0x1) 00000000c70825b6: ffff880197410000 (0xffff880197410000) 000000007644e6b5: ffff880197418000 (0xffff880197418000) 0000000022bf9cf0: 0000000000000000 ... 00000000b473dfa6: 0000000000000001 (0x1) 00000000ac128e56: ffff880197410000 (0xffff880197410000) 00000000b4b0b9dd: ffff880197418000 (0xffff880197418000) 0000000028c0b603: 0000000000000000 ... 00000000564dd262: 0000000000000002 (0x2) 0000000054fc79a3: ffff880191cca500 (0xffff880191cca500) 000000001b1a6b51: 0000010100000000 (0x10100000000) 000000007fbcb67b: 0000000000000000 ... 00000000fe76def0: ffff880197416de8 (0xffff880197416de8) 0000000041572eeb: ffffffff811f466a (vmx_vcpu_run+0x124a/0x2600) 00000000620aa1c7: ffff8801974172a8 (0xffff8801974172a8) 00000000f0860d7c: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000710cf040: 0000000000000012 (0x12) 000000008748a42a: 0000000000000000 ... 00000000183f99e6: ffffffff88f1b060 (pv_cpu_ops+0x120/0x120) 0000000039c31995: 00000000ffffffff (0xffffffff) 000000002d4d5a5d: ffff880197416ec8 (0xffff880197416ec8) 00000000b59ea90b: ffffffff812a91d3 (show_stack+0x38/0x3a) 0000000053c3e890: ffff880197416f78 (0xffff880197416f78) 0000000057f32a98: ffffffff878ca8a5 (dump_stack+0x1c9/0x2b4) 0000000058027756: fffffbfff11e360c (0xfffffbfff11e360c) 00000000f442e038: dffffc0000000000 (0xdffffc0000000000) 00000000dca5758b: 1ffff10032e82dde (0x1ffff10032e82dde) 00000000abb48e70: 0000000041b58ab3 (0x41b58ab3) 0000000014ea91c7: ffffffff88bd5e84 (regoff.34024+0x368464/0x37afa0) 000000004075ce26: ffffffff878ca6dc (dump_stack_print_info.cold.2+0x52/0x52) 0000000049aa71c0: ffff880197416f38 (0xffff880197416f38) 00000000977efc05: f08d19f4ec091500 (0xf08d19f4ec091500) 000000006aa343e0: ffffffff88f925a0 (rcu_callback_map+0x40/0x40) 000000000efefce0: 000000000000008b (0x8b) 00000000df39c641: ffffffff81491df1 (irq_exit+0x1d1/0x200) 00000000154678f3: ffffffff81491df1 (irq_exit+0x1d1/0x200) 0000000060c775d4: ffff880191cca500 (0xffff880191cca500) 000000000cdd653e: ffffed003b5e3ec2 (0xffffed003b5e3ec2) 0000000023771e44: f08d19f4ec091500 (0xf08d19f4ec091500) 0000000004cd2af1: 1ffff10032e82df1 (0x1ffff10032e82df1) 00000000d7e3751b: ffff880191cca500 (0xffff880191cca500) 000000000f6cbf59: 0000000000006ad7 (0x6ad7) 000000004742f7ea: 000000000000053b (0x53b) 0000000032437acc: 0000000000000002 (0x2) 00000000321e5c8b: ffff880197417008 (0xffff880197417008) 000000001b3eca29: ffffffff8155cb61 (___might_sleep.cold.85+0x11f/0x13a) 00000000cc7aec9a: 0000000041b58ab3 (0x41b58ab3) 00000000227fda9d: ffffffff88be6547 (regoff.34024+0x378b27/0x37afa0) 000000009119109a: ffffffff81542620 (check_same_owner+0x340/0x340) 00000000ce170d31: 0000000000000001 (0x1) 000000001331f37a: ffffffff8165d408 (rcu_read_lock_sched_held+0x108/0x120) 000000001749584e: 1ffff10032e82e00 (0x1ffff10032e82e00) 000000004d23292a: ffff8801974171a8 (0xffff8801974171a8) 00000000b4225151: ffffffff819d03d0 (__alloc_pages_nodemask+0xb10/0xdb0) 00000000d0e206dd: ffffffff81b9e004 (kasan_kmalloc+0xc4/0xe0) 0000000085e2d1d6: ffffffff81b9ac97 (__kmalloc_node+0x47/0x70) 00000000a7435fbe: ffffffff81a55cb5 (kvmalloc_node+0x65/0xf0) 00000000b2586722: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000e4d1f2f0: ffff880191cca500 (0xffff880191cca500) 00000000bc33d442: ffffffff87e7a2c0 (__func__.46946+0x1e0/0xa00) 00000000c5f25e28: 000000000000053b (0x53b) 000000000e60c72c: 0000000000000000 ... 00000000fcf815cb: ffff880197417048 (0xffff880197417048) 00000000cfcb6a93: ffffffff815429e5 (__might_sleep+0x95/0x190) 000000001f78156a: f08d19f4ec091500 (0xf08d19f4ec091500) 000000005496cced: 000000000000568b (0x568b) 00000000480c2c57: 000000000000568b (0x568b) 00000000bedbcb73: ffff8801974172a8 (0xffff8801974172a8) 0000000082753351: 0000000000000001 (0x1) 00000000df3e5134: 0000000000000000 ... 000000002c642a44: ffff880197417130 (0xffff880197417130) 000000005bd8c612: ffffffff81362e36 (__do_page_fault+0x3b6/0xe50) 000000009312a97b: ffffffff88ffaca0 (numa_zonelist_order+0x40/0x40) 0000000009565c8c: ffffffff000652c0 (0xffffffff000652c0) 00000000e058adba: 0000000000000002 (0x2) 00000000d20fb8e1: 0000000000000000 ... 0000000034675137: ffffffff00000000 (0xffffffff00000000) 000000002c04a28f: 00000015974170b0 (0x15974170b0) 0000000053994d88: 1ffff10032e82e15 (0x1ffff10032e82e15) 000000004a3242a7: ffff8801ac716f68 (0xffff8801ac716f68) 00000000295156df: ffff8801ac716ec0 (0xffff8801ac716ec0) 0000000043106557: ffff880191cca500 (0xffff880191cca500) 00000000847113ed: 0000000041b58ab3 (0x41b58ab3) 0000000037053e18: ffffffff88be7a7b (regoff.34024+0x37a05b/0x37afa0) 00000000163df3e9: ffffffff81362a80 (mm_fault_error+0x380/0x380) 00000000fabbc887: 0000000000000000 ... 00000000e1b1c72a: ffff880197417118 (0xffff880197417118) 0000000077320546: ffffffff815e2225 (__lock_is_held+0xb5/0x140) 00000000b3c434cd: ffffffff91ccad30 (0xffffffff91ccad30) 000000007532a833: ffff880191ccad30 (0xffff880191ccad30) 00000000c01428cb: ffffffff88f925a0 (rcu_callback_map+0x40/0x40) 000000000881afcc: 0000000000000286 (0x286) 00000000da38c55c: ffff880191cca500 (0xffff880191cca500) 00000000f6b96357: f08d19f4ec091500 (0xf08d19f4ec091500) 000000006c9d3c05: 1ffff10032e82e2a (0x1ffff10032e82e2a) 000000000bb96037: ffff8801974172a8 (0xffff8801974172a8) 00000000404b2c9f: 0000000000000002 (0x2) 000000009474a7e1: 000000000000568b (0x568b) 000000001f3ec149: ffff880197417270 (0xffff880197417270) 000000008a3a619e: ffff880197417298 (0xffff880197417298) 000000003bb7ac4e: ffffffff813639f6 (do_page_fault+0xf6/0x8c0) 000000009dad76b6: 0000000000000020 (0x20) 000000003240db3d: 000000000003050f (0x3050f) 00000000d0b3270b: 0000000041b58ab3 (0x41b58ab3) 000000009f0d4f67: ffffffff88bd5b00 (regoff.34024+0x3680e0/0x37afa0) 00000000522fcfee: ffffffff81363900 (vmalloc_sync_all+0x30/0x30) 0000000057921f95: ffff8801974171a8 (0xffff8801974171a8) 000000002834f4a3: ffffffff81a5cb79 (__mod_node_page_state+0xa9/0xd0) 0000000018e1c29f: 0000000000000086 (0x86) 0000000031a9bfcf: ffff8801da802500 (0xffff8801da802500) 00000000303f1115: 00000000000492c0 (0x492c0) 00000000c342fe41: 0000000000000020 (0x20) 00000000ffcaa167: ffff8801974171a8 (0xffff8801974171a8) 0000000096e00364: ffffffff81b9e421 (kasan_init_slab_obj+0x21/0x30) 0000000094f0f61d: ffff880197417218 (0xffff880197417218) 0000000062d4325b: ffffffff81b97cbf (cache_grow_begin+0x42f/0x710) 0000000014ffa497: ffff880191cca500 (0xffff880191cca500) 00000000a686fa25: ffffffff88c06e5c (K512_4+0x1c29c/0x120874) 00000000094b0d44: 0000000000000bfa (0xbfa) 000000007463fc88: 0000000000000086 (0x86) 00000000af539530: 000492c097417218 (0x492c097417218) 000000003f261b09: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000a653ce58: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000d0fe5c18: 00000000006092c0 (0x6092c0) 00000000fffdf1fb: ffff8801da802500 (0xffff8801da802500) 00000000fc3d4558: ffff8801da802500 (0xffff8801da802500) 00000000f49a2e03: ffff8801daf30258 (0xffff8801daf30258) 00000000a6b35c9e: 00000000ffffffff (0xffffffff) 0000000010235b2d: 0000000000000086 (0x86) 000000008e260229: 0000000000000001 (0x1) 000000007c6c25f5: 0000000000000000 ... 00000000491bbf80: ffff880197417290 (0xffff880197417290) 000000002e6fcd3e: ffffffff81007d20 (trace_hardirqs_off_thunk+0x1a/0x1c) 0000000083c76457: 0000000000000000 ... 0000000089bec770: f08d19f4ec091500 (0xf08d19f4ec091500) 000000001918b0bc: 0000000000000001 (0x1) 00000000ce0b7aa4: 0000000000000000 ... 00000000f3b5af00: ffff8801974172a9 (0xffff8801974172a9) 00000000d9f1f5bc: ffffffff87a00fce (page_fault+0x1e/0x30) 000000001b235308: ffffea00065d3800 (0xffffea00065d3800) 00000000b69581a9: 0000000000000000 ... 00000000088ac5f7: ffff8801974eb440 (0xffff8801974eb440) 00000000fdd7c474: ffff8801974171a8 (0xffff8801974171a8) 00000000eaf6ae21: ffff8801da802500 (0xffff8801da802500) 00000000ad5ce68d: ffffffff88e12437 (vm_node_stat+0x37/0x100) 000000009d0015eb: fffffbfff11c2486 (0xfffffbfff11c2486) 00000000d6a15d9f: ffff8801974fb440 (0xffff8801974fb440) 0000000097c6c1a0: fffffbfff11c2487 (0xfffffbfff11c2487) 000000003148eb31: 0000000000000000 ... 000000009589ce29: 0000000000000003 (0x3) 000000008b0f442e: 0000000000000010 (0x10) 00000000900c880c: 0000000000000000 ... 000000005b42db62: ffff8801974fb440 (0xffff8801974fb440) 00000000bfc9fb78: ffffffffffffffff (0xffffffffffffffff) 0000000066b4b5c5: ffffffff811f466a (vmx_vcpu_run+0x124a/0x2600) 000000006e288b1e: 0000000000000010 (0x10) 00000000d7cc6e1f: 0000000000010002 (0x10002) 000000005c45589c: ffff880197417358 (0xffff880197417358) 00000000c4a4f5d2: 0000000000000018 (0x18) 00000000cfd1d1d0: 0000000000000003 (0x3) 0000000072ffeabf: 0000000000000010 (0x10) 0000000049676ce3: ffffc9000195e0c0 (0xffffc9000195e0c0) 000000001a7152ab: 0000000000000000 ... 00000000ac203947: 0000000000000003 (0x3) 000000006d2f050b: 0000000300000000 (0x300000000) 0000000094d31cb9: 0000000000000001 (0x1) 0000000008ddbb7e: ffffc9000195e000 (0xffffc9000195e000) 000000000ed4a833: 1ffff10032e82e74 (0x1ffff10032e82e74) 000000002905bf74: ffff8801974175c0 (0xffff8801974175c0) 000000005d04d777: 0000000041b58ab3 (0x41b58ab3) 000000006fb95447: ffffffff88bda8e0 (regoff.34024+0x36cec0/0x37afa0) 0000000063ea5505: ffffffff81080d70 (kvm_vcpu_block+0x1070/0x1070) 000000002ffd32ab: ffffc9000195e098 (0xffffc9000195e098) 000000001df82ff1: ffffc9000195e098 (0xffffc9000195e098) 00000000cbbe4763: 0000000000000000 ... 0000000036fdc790: ffff880197417418 (0xffff880197417418) 00000000810b1cf6: ffffffff815e1fe6 (find_held_lock+0x36/0x1c0) 00000000a0493659: 0000000132e82e83 (0x132e82e83) 00000000f818b64f: ffff880197417470 (0xffff880197417470) 00000000aed55b8c: 1ffff10032e82e8a (0x1ffff10032e82e8a) 00000000db76f1f0: ffff880197417530 (0xffff880197417530) 000000009234d57f: ffffc9000195e098 (0xffffc9000195e098) 000000006605644c: ffff880191cca500 (0xffff880191cca500) 00000000f22618c0: ffffffff89f3fe28 (lock_chains+0x27728/0x200020) 00000000a5669f5e: ffff880197417558 (0xffff880197417558) 00000000bca813a5: 0000000000000286 (0x286) 00000000297d507b: 0000000041b58ab3 (0x41b58ab3) 000000006edbfac7: ffffffff00000001 (0xffffffff00000001) 000000002f3ecbf2: ffff880191ccad30 (0xffff880191ccad30) 000000003d1275a9: 0000000000000286 (0x286) 00000000dc1eea42: ffffffff00000001 (0xffffffff00000001) 000000001340201f: ffffffff89f3b1c8 (lock_chains+0x22ac8/0x200020) 00000000bdcd54e6: 0000000041b58ab3 (0x41b58ab3) 0000000081836c71: ffffffff88bd5207 (regoff.34024+0x3677e7/0x37afa0) 00000000d3798b21: ffffffff815e16e0 (graph_lock+0x170/0x170) 00000000e6edc7c3: f08d19f400000000 (0xf08d19f400000000) 00000000bd783a92: 1ffff10032e82e9b (0x1ffff10032e82e9b) 000000008126d322: 1ffff10032e82e97 (0x1ffff10032e82e97) 00000000ca322942: ffffffffffffffe2 (0xffffffffffffffe2) 0000000017f4aa68: ffff8801cb840d90 (0xffff8801cb840d90) 000000006ec566df: dffffc0000000000 (0xdffffc0000000000) 000000005be94402: 0000000000000000 ... 00000000ef1d07b1: ffffffff81bf0f01 (percpu_ref_put_many+0x131/0x240) 00000000ef1cf9a6: ffffffff81bea410 (start_stop_khugepaged.cold.47+0x46/0x46) 00000000dd634627: 0000000041b58ab3 (0x41b58ab3) 000000000a6bd127: ffff88018a78b400 (0xffff88018a78b400) 00000000fb2780cc: ffffffff88bec390 (K512_4+0x17d0/0x120874) 00000000444f7981: ffffffff81c02f10 (mem_cgroup_update_lru_size+0xd0/0xd0) 0000000083004be1: dffffc0000000000 (0xdffffc0000000000) 000000003747ff42: 0000000000000007 (0x7) 000000006ee91862: ffffed00323995a6 (0xffffed00323995a6) 00000000ceb09934: f08d19f4ec091500 (0xf08d19f4ec091500) 0000000088194292: 1ffff10032e82eb4 (0x1ffff10032e82eb4) 00000000bd0b3ac3: ffff88018a78b400 (0xffff88018a78b400) 00000000a25cdf06: ffff8801ac716fc8 (0xffff8801ac716fc8) 0000000082f78c83: ffff8801ac716fc8 (0xffff8801ac716fc8) 00000000c437e727: 0000000000000000 ... 0000000080f10d44: ffff880197417568 (0xffff880197417568) 00000000801d2605: ffffffff815e1fe6 (find_held_lock+0x36/0x1c0) 00000000fb828812: 0000000191cca500 (0x191cca500) 000000001a6f9e13: ffff8801974175c0 (0xffff8801974175c0) 000000003519a002: ffff88018a78b400 (0xffff88018a78b400) 00000000ff76f704: ffff880197417680 (0xffff880197417680) 00000000de3eb3ce: ffff8801ac716fc8 (0xffff8801ac716fc8) 000000009ade3264: ffff880191cca500 (0xffff880191cca500) 000000000da2fa34: ffff8801974175c0 (0xffff8801974175c0) 00000000a7bbd941: ffff8801974176a8 (0xffff8801974176a8) 00000000943e1c62: 0000000000000286 (0x286) 000000005d3adcd3: 0000000000000000 ... 000000002038eb71: ffff880100000001 (0xffff880100000001) 0000000077594651: ffff880191ccad30 (0xffff880191ccad30) 00000000e5d87e2e: 0000000000000286 (0x286) 00000000c288fddb: ffffffff00000001 (0xffffffff00000001) 000000005fe6a79a: 0000000041b58ab3 (0x41b58ab3) 0000000017b8473c: ffffffff88bf13d8 (K512_4+0x6818/0x120874) 000000008055d97e: ffffffff815f0d20 (lock_downgrade+0x8f0/0x8f0) 000000002ea51d9a: ffff8801974175b0 (0xffff8801974175b0) 0000000047df2231: 0000000000000000 ... 000000001cdc956a: 0000000300000000 (0x300000000) 000000008bb7626c: ffff8801daf285e0 (0xffff8801daf285e0) 00000000c96212d7: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000ca824147: 000000000000002b (0x2b) 000000008f03aba4: 0000000000000000 ... 00000000250d1c68: 0000000000000003 (0x3) 00000000c4518a8c: 0000000000000001 (0x1) 0000000002d25019: 0000000000000000 ... 00000000ae17a0ed: ffff880193f94500 (0xffff880193f94500) 000000006f8845bf: ffff880193f944c0 (0xffff880193f944c0) 00000000e61565a8: ffff880193f94440 (0xffff880193f94440) 000000003e20c36f: ffff880193f94480 (0xffff880193f94480) 000000009a80b740: ffff880193f94400 (0xffff880193f94400) 000000006205069a: ffff880193f943c0 (0xffff880193f943c0) 00000000df0d1857: 0000000020feb000 (0x20feb000) 00000000075b6786: 0000000300000000 (0x300000000) 000000004ed0ac8b: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000edd52c94: ffffc9000195e038 (0xffffc9000195e038) 00000000c56beae1: ffff8801974176e8 (0xffff8801974176e8) 0000000001a64f35: ffffc9000195e000 (0xffffc9000195e000) 000000005a4137be: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000b1e480e2: ffffc9000195e038 (0xffffc9000195e038) 0000000073096900: ffffc9000195e000 (0xffffc9000195e000) 000000008a762232: ffff8801974178c0 (0xffff8801974178c0) 000000002a673955: 000000004020ae46 (0x4020ae46) 00000000575ee6ed: ffffc9000195e000 (0xffffc9000195e000) 00000000f300092e: ffff880197417710 (0xffff880197417710) 0000000002dea2f8: ffffffff81083bfe (kvm_set_memory_region+0x2e/0x50) 000000004acde9db: 0000000000000003 (0x3) 00000000a1e003ca: ffff8801974178c0 (0xffff8801974178c0) 00000000cc2714d4: ffff880191cca500 (0xffff880191cca500) 00000000fe225440: ffff880197417c08 (0xffff880197417c08) 00000000099eceb9: ffffffff81084284 (kvm_vm_ioctl+0x664/0x1d80) 00000000b18b7536: ffffffff88bd5e84 (regoff.34024+0x368464/0x37afa0) 000000005e7d2b26: ffffffff816677a0 (rcu_report_qs_rnp+0x7a0/0x7a0) 0000000031ee0420: 0000000000000000 ... 0000000092367c05: ffff880197417750 (0xffff880197417750) 0000000028a8052e: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000ffc1fd7c: 1ffff10032e82ef3 (0x1ffff10032e82ef3) 000000009b13b703: 1ffff10032e82eec (0x1ffff10032e82eec) 000000002c6f691d: 0000000041b58ab3 (0x41b58ab3) 00000000d0db966b: ffffffff88bda960 (regoff.34024+0x36cf40/0x37afa0) 000000003022219b: ffffffff81083c20 (kvm_set_memory_region+0x50/0x50) 0000000033a6e926: ffff8801974178a0 (0xffff8801974178a0) 00000000acb04e51: ffffffff819fc4b2 (lru_cache_add+0x232/0x460) 0000000022c28145: dead000000000100 (0xdead000000000100) 000000009bb33163: 0000000000000000 ... 000000008fcc6991: 0000000041b58ab3 (0x41b58ab3) 0000000062b74da9: 0000000041b58ab3 (0x41b58ab3) 000000005bf378c1: ffffffff88bd5207 (regoff.34024+0x3677e7/0x37afa0) 00000000c62717ec: ffffffff815e16e0 (graph_lock+0x170/0x170) 000000001e071d5a: dead000000000100 (0xdead000000000100) 000000000526e7f0: 0000000041b58ab3 (0x41b58ab3) 00000000f38487bf: ffffffff88bd5207 (regoff.34024+0x3677e7/0x37afa0) 000000002c806d4f: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000aff3fbe1: 0000000000000001 (0x1) 00000000a7dbcf56: ffff880191cca500 (0xffff880191cca500) 000000005e29adaf: dffffc0000000000 (0xdffffc0000000000) 00000000f974b1d3: 0000000000000007 (0x7) 00000000f066f449: dead000000000100 (0xdead000000000100) 000000000a965dfa: ffff880197417858 (0xffff880197417858) 00000000362a8a69: ffffffff815ea1a9 (mark_held_locks+0xc9/0x160) 00000000504461fa: ffffffff81afec57 (page_add_new_anon_rmap+0x407/0x870) 00000000c0b6c667: ffff880191ccad30 (0xffff880191ccad30) 00000000f5d53521: ffff880191ccad38 (0xffff880191ccad38) 0000000077edcc66: ffff880100000006 (0xffff880100000006) 000000001a270671: ffff880191cca500 (0xffff880191cca500) 00000000f2f8b502: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000a65231e5: 1ffff10032e82f1d (0x1ffff10032e82f1d) 00000000c00f1f38: ffff880191ccad60 (0xffff880191ccad60) 0000000051ac2f90: ffff8801bdec0908 (0xffff8801bdec0908) 00000000760b9319: ffff8801bdec0908 (0xffff8801bdec0908) 00000000682f389d: 0000000000000001 (0x1) 00000000db5bb3f0: ffff8801974178b0 (0xffff8801974178b0) 00000000b40c8a98: ffffffff815e1fe6 (find_held_lock+0x36/0x1c0) 0000000085599a12: 0000000232e82f18 (0x232e82f18) 00000000cdf2d833: ffff880197417908 (0xffff880197417908) 00000000e23cda00: 1ffff10032e82f1d (0x1ffff10032e82f1d) 0000000022eac59a: ffff8801974179c8 (0xffff8801974179c8) 00000000db99f419: ffff8801bdec0908 (0xffff8801bdec0908) 000000007b2ec322: ffff880191cca500 (0xffff880191cca500) 00000000ef89c5ff: ffff880197417908 (0xffff880197417908) 0000000082539c7d: ffff8801974179f0 (0xffff8801974179f0) 00000000e7f12530: 0000000000000286 (0x286) 000000004ef2c2cb: 0000000000000003 (0x3) 000000004361e7a1: 0000000000003000 (0x3000) 0000000046ecab54: 0000000000001000 (0x1000) 0000000066495b97: 0000000020feb000 (0x20feb000) 00000000916804e9: ffffffff00000002 (0xffffffff00000002) 000000006120a8a8: 0000000041b58ab3 (0x41b58ab3) 0000000032ff7f26: ffffffff88bf13d8 (K512_4+0x6818/0x120874) 00000000ac635349: ffffffff815f0d20 (lock_downgrade+0x8f0/0x8f0) 00000000740ec2e0: ffffffff87940637 (_raw_spin_unlock_irq+0x27/0x70) 000000004311040c: 0000000000000001 (0x1) 00000000eec187c3: 0000000000000000 ... 000000006bb661ff: ffff8801bdec0908 (0xffff8801bdec0908) 0000000048a071cc: dead000000000100 (0xdead000000000100) 000000004df72569: ffffffff88bd5207 (regoff.34024+0x3677e7/0x37afa0) 00000000608e9bdf: ffff8801bdec08f0 (0xffff8801bdec08f0) 00000000a8078f25: ffff880197417c18 (0xffff880197417c18) 000000004cbbdbfe: 1ffff10032e82f2d (0x1ffff10032e82f2d) 00000000940340b6: ffff880197417958 (0xffff880197417958) 00000000926763e0: ffffffff81b9da31 (kasan_check_read+0x11/0x20) 000000001c37f641: f08d19f4ec091500 (0xf08d19f4ec091500) 000000000bec4c52: 1ffff10032e82f41 (0x1ffff10032e82f41) 00000000eabce065: ffff880191ccad38 (0xffff880191ccad38) 0000000010ec5934: ffffffff88f92620 (rcu_bh_lock_map+0x40/0x40) 000000003936f906: ffffffff88f92620 (rcu_bh_lock_map+0x40/0x40) 00000000ec541c21: 0000000000000000 ... 00000000bb028bc7: ffff8801974179d0 (0xffff8801974179d0) 00000000bf6615e7: ffffffff815e1fe6 (find_held_lock+0x36/0x1c0) 00000000fc0ffee8: 00000001bdec0900 (0x1bdec0900) 000000003b97a358: ffff880197417a28 (0xffff880197417a28) 00000000f3c4ad74: 1ffff10032e82f41 (0x1ffff10032e82f41) 00000000930c1f70: ffff880197417ae8 (0xffff880197417ae8) 00000000dd21a4ba: ffffffff88f92620 (rcu_bh_lock_map+0x40/0x40) 00000000d59cc532: ffff880191cca500 (0xffff880191cca500) 000000000204893d: ffff880197417a28 (0xffff880197417a28) 0000000058e918c7: ffff880197417b10 (0xffff880197417b10) 000000003c840e10: 0000000000000286 (0x286) 000000002928a2a8: 0000000000000000 ... 00000000cd083093: ffff880100000001 (0xffff880100000001) 00000000bec0f94c: ffff880191ccad30 (0xffff880191ccad30) 00000000adb03406: 0000000000000286 (0x286) 00000000d5d048e7: ffffffff00000001 (0xffffffff00000001) 000000008ccca2be: 0000000041b58ab3 (0x41b58ab3) 000000003deaf5a0: ffffffff88bf13d8 (K512_4+0x6818/0x120874) 00000000b6c3b60b: ffffffff815f0d20 (lock_downgrade+0x8f0/0x8f0) 0000000062180237: ffff8801bdec08f0 (0xffff8801bdec08f0) 000000007535b1bf: 0000000000000000 ... 0000000011309385: ffff8801daf236a0 (0xffff8801daf236a0) 0000000044c9e109: 1ffff10032e82f4f (0x1ffff10032e82f4f) 0000000089b7f485: ffff8801daf236a0 (0xffff8801daf236a0) 00000000cd2d70a6: 1ffff10032e82f51 (0x1ffff10032e82f51) 0000000037f901d4: ffff8801daf236b0 (0xffff8801daf236b0) 0000000054482bac: ffff880197417a70 (0xffff880197417a70) 000000003486dea3: ffffffff81b9da31 (kasan_check_read+0x11/0x20) 000000002f9dad69: ffff880197417b10 (0xffff880197417b10) 0000000046240b40: ffffffff8166782c (rcu_is_watching+0x8c/0x150) 00000000aa585ed7: ffff880197417ad0 (0xffff880197417ad0) 00000000b8d28ed1: 0000000041b58ab3 (0x41b58ab3) 00000000412629b7: ffffffff88bd5e84 (regoff.34024+0x368464/0x37afa0) 0000000004fe1136: ffffffff816677a0 (rcu_report_qs_rnp+0x7a0/0x7a0) 000000005e007523: ffffffff88f92620 (rcu_bh_lock_map+0x40/0x40) 000000004545c159: 0000000000000000 ... 0000000027c34e5b: ffff880191cca500 (0xffff880191cca500) 00000000e3da11f9: ffffffff88f92620 (rcu_bh_lock_map+0x40/0x40) 0000000053177636: ffff880197417c48 (0xffff880197417c48) 0000000083121a15: ffff8801bcbb8440 (0xffff8801bcbb8440) 0000000094d6646a: ffff880197417b00 (0xffff880197417b00) 000000008f6465a3: 0000000000000286 (0x286) 0000000034436ae5: f08d19f4ec091500 (0xf08d19f4ec091500) 000000004b825312: 0000000000000001 (0x1) 00000000290417fd: ffff8801d9689d70 (0xffff8801d9689d70) 000000005065b964: dffffc0000000000 (0xdffffc0000000000) 000000008ce2e027: ffff880197417c48 (0xffff880197417c48) 00000000b0d14496: 0000000000000001 (0x1) 00000000a1f3fd79: ffff880197417c70 (0xffff880197417c70) 00000000fdf0c318: ffffffff81cc8b74 (__fget+0x414/0x670) 000000007d058b60: ffff880197417bc8 (0xffff880197417bc8) 0000000085de8b71: 1ffff10032e82f6d (0x1ffff10032e82f6d) 00000000751d8c5f: 0000001700004000 (0x1700004000) 000000007a2bec0d: ffff8801bcbb8490 (0xffff8801bcbb8490) 0000000095c3f5fc: ffff8801d9689d00 (0xffff8801d9689d00) 00000000f952f2b3: ffff8801bcbb8440 (0xffff8801bcbb8440) 00000000b5127ebd: 0000000000000001 (0x1) 00000000f792c478: ffff880197417c08 (0xffff880197417c08) 0000000047980b14: ffffed0032e82f79 (0xffffed0032e82f79) 000000006ad32217: 0000000041b58ab3 (0x41b58ab3) 000000007d4ef11d: ffffffff88bd5ad8 (regoff.34024+0x3680b8/0x37afa0) 000000000b705a38: ffffffff81cc8760 (expand_files.part.8+0x9c0/0x9c0) 0000000056fe85a2: ffff880197417cb8 (0xffff880197417cb8) 00000000a297d012: 0000000000000001 (0x1) 00000000381b332d: ffff880191cca500 (0xffff880191cca500) 000000003ab5ef68: ffff880197417bf8 (0xffff880197417bf8) 00000000ce3124a4: ffff880197417ce0 (0xffff880197417ce0) 00000000bef5575e: 0000000000000286 (0x286) 000000008431ea9a: ffffed00323995a6 (0xffffed00323995a6) 00000000beb3a058: 0000000000000001 (0x1) 00000000da5e5256: ffff880191ccad30 (0xffff880191ccad30) 00000000b49b2f1d: ffff8801c4428b80 (0xffff8801c4428b80) 00000000617b9d15: ffff880197417c08 (0xffff880197417c08) 00000000a6a757bf: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000290c85f7: ffff8801d9689d00 (0xffff8801d9689d00) 00000000eabf2520: 1ffff10032e82f8a (0x1ffff10032e82f8a) 000000005a7abeff: ffffffff81083c20 (kvm_set_memory_region+0x50/0x50) 00000000d8fe609b: ffff8801d4f43240 (0xffff8801d4f43240) 000000009c5a2111: 000000004020ae46 (0x4020ae46) 000000007786bb5c: ffff880197417db8 (0xffff880197417db8) 000000005b4c2439: ffffffff81c9468e (do_vfs_ioctl+0x1de/0x1720) 000000005a8d3fde: ffff8801ca52aa50 (0xffff8801ca52aa50) 00000000454a1298: 1ffff10032e82f8e (0x1ffff10032e82f8e) 00000000cca2ff61: 0000000000000040 (0x40) 000000003247d989: ffff880197417c40 (0xffff880197417c40) 00000000d08e194f: ffffffff817c0c2a (__sanitizer_cov_trace_const_cmp1+0x1a/0x20) 00000000d2e6a279: f08d19f400000000 (0xf08d19f400000000) 000000005bab62d5: 00007f5e20b28510 (0x7f5e20b28510) 000000003da2a64e: 0000000041b58ab3 (0x41b58ab3) 00000000f0096fbb: ffffffff88c0a1d8 (K512_4+0x1f618/0x120874) 000000006665f4c7: ffffffff81c944b0 (ioctl_preallocate+0x300/0x300) 0000000029676392: ffff8801bcbb8440 (0xffff8801bcbb8440) 000000006d850e37: ffff880197417da0 (0xffff880197417da0) 00000000c9e61022: ffffffff81cc9107 (__fget_light+0x2f7/0x440) 00000000b875aec1: ffffffff81ac3de0 (__handle_mm_fault+0x4460/0x4460) 00000000125782cd: 0000400097417cb8 (0x400097417cb8) 00000000077ba3c9: ffff880100000004 (0xffff880100000004) 000000000fc089b0: 0000000041b58ab3 (0x41b58ab3) 0000000021c027da: ffffffff88bd7840 (regoff.34024+0x369e20/0x37afa0) 00000000e541caaf: ffffffff81cc8e10 (fget_raw+0x20/0x20) 000000009a792385: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000af60f08f: ffff880100000004 (0xffff880100000004) 000000000fc489d7: ffff880197417f58 (0xffff880197417f58) 000000002a68eaa4: 0000000000000000 ... 00000000c0d134ac: 0000000000000006 (0x6) 0000000043d6ddf6: ffff880197417cf8 (0xffff880197417cf8) 0000000068adccbf: ffff880197417cf8 (0xffff880197417cf8) 0000000060e24698: ffffffff817c0c66 (__sanitizer_cov_trace_const_cmp4+0x16/0x20) 000000009932a0b7: ffff880197417de0 (0xffff880197417de0) 0000000014ab2028: ffffffff81362ec9 (__do_page_fault+0x449/0xe50) 000000002675f821: 0000000000000000 ... 00000000053eb0a4: ffff880197417d78 (0xffff880197417d78) 000000005c5e28e9: 0000000000000002 (0x2) 0000000007fa344e: 0000000000000000 ... 000000003395c3f1: ffffffff00000000 (0xffffffff00000000) 00000000fddd6999: 000000550072bf68 (0x550072bf68) 0000000053c5d385: 1ffff10032e82fab (0x1ffff10032e82fab) 000000009036dca1: ffff8801ac716f68 (0xffff8801ac716f68) 0000000089e5440a: ffff880100000000 (0xffff880100000000) 00000000653c174d: ffff880191cca500 (0xffff880191cca500) 00000000f8bf22aa: 0000000041b58ab3 (0x41b58ab3) 00000000f9a7d323: ffffffff88be7a7b (regoff.34024+0x37a05b/0x37afa0) 000000005bd692f6: ffff8801d9689d00 (0xffff8801d9689d00) 0000000001f64422: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000026b0a5d: ffff880197417db8 (0xffff880197417db8) 000000005da58ac4: ffffffff8319a594 (security_file_ioctl+0x94/0xc0) 00000000e5e3294d: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000c766de63: ffff8801d9689d01 (0xffff8801d9689d01) 000000005392dd4c: ffff8801d9689d00 (0xffff8801d9689d00) 000000006a83b369: 0000000000000000 ... 00000000bf2e0f99: 0000000000000017 (0x17) 000000002ed887bc: 00007f5e20b28510 (0x7f5e20b28510) 00000000d56bc050: ffff880197417df8 (0xffff880197417df8) 0000000011df8783: ffffffff81c95c79 (ksys_ioctl+0xa9/0xd0) 000000009db1a360: 4020ae4691cca500 (0x4020ae4691cca500) 000000006c5ef902: ffff880197417f58 (0xffff880197417f58) 00000000e4efe541: 1ffff10032e82fc8 (0x1ffff10032e82fc8) 00000000fa449c12: ffff880197417f20 (0xffff880197417f20) 0000000052d7714d: ffff880197417f58 (0xffff880197417f58) 00000000229a8fae: dffffc0000000000 (0xdffffc0000000000) 00000000bb298cf0: ffff880197417e20 (0xffff880197417e20) 00000000d333ec5a: ffffffff81c95d13 (__x64_sys_ioctl+0x73/0xb0) 000000000f583dd4: 1ffff10032e82fc8 (0x1ffff10032e82fc8) 000000003a3c853c: ffff880197417e20 (0xffff880197417e20) 00000000421096d2: 0000000000000010 (0x10) 00000000f8b85034: ffff880197417f48 (0xffff880197417f48) 000000007afaa5f9: ffffffff8100c4d9 (do_syscall_64+0x1b9/0x820) 000000008064d5dc: ffffffff8153a7c3 (finish_task_switch+0x1d3/0x870) 00000000cbdbf9f3: 0000000000000000 ... 0000000068e6ba4a: 0000000041b58ab3 (0x41b58ab3) 0000000047fbd478: ffffffff88bd5ad8 (regoff.34024+0x3680b8/0x37afa0) 0000000070af9c23: ffffffff8100c320 (syscall_return_slowpath+0x5e0/0x5e0) 000000001d3e138a: ffff880197417e68 (0xffff880197417e68) 00000000b53020fb: 0000000000000000 ... 000000005eaa1c7e: ffff880197417f48 (0xffff880197417f48) 000000006bcdb80d: ffffffff8100c05d (syscall_return_slowpath+0x31d/0x5e0) 00000000e29ec69c: ffff880197417f58 (0xffff880197417f58) 00000000f4caa763: 0000000041b58ab3 (0x41b58ab3) 00000000b1b5e500: ffffffff88bd5207 (regoff.34024+0x3677e7/0x37afa0) 00000000f9392c3f: ffff880191ccad30 (0xffff880191ccad30) 00000000ac2624dc: ffff880197417ea8 (0xffff880197417ea8) 000000003489e2ca: 0000000000000000 ... 000000004038f498: ffff880191cca500 (0xffff880191cca500) 000000008b7f2133: ffffffff87a0009d (entry_SYSCALL_64_after_hwframe+0x59/0xbe) 000000009b19f10c: 0000000000000000 ... 000000007345ce72: 0000000000000086 (0x86) 00000000440910b6: 0000000000000000 ... 00000000276f9937: ffff880197417f48 (0xffff880197417f48) 00000000f5ef0af0: ffffffff81007d20 (trace_hardirqs_off_thunk+0x1a/0x1c) 0000000015900b36: 0000000000000000 ... 00000000350a9b3a: f08d19f4ec091500 (0xf08d19f4ec091500) 00000000dbe0663e: 0000000000000000 ... 000000003121a9fd: ffffffff87a0008d (entry_SYSCALL_64_after_hwframe+0x49/0xbe) 000000006275680f: 0000000000000001 (0x1) 00000000c0fcf3fc: 00000000004d3c18 (0x4d3c18) 000000009dc53e36: 0000000000000017 (0x17) 000000001a0e5e47: 00000000fec00000 (0xfec00000) 000000002d5f8199: 0000000020feb000 (0x20feb000) 000000009beba9c0: 0000000000000004 (0x4) 0000000029f497f7: 0000000000000246 (0x246) 0000000089abfc20: 0000000000000017 (0x17) 000000008b6b60cd: 0000000000000008 (0x8) 00000000dd1c25ad: 0000000000000001 (0x1) 000000004b84116e: ffffffffffffffda (0xffffffffffffffda) 000000001a7dde3f: 0000000000455927 (0x455927) 00000000a62f3db5: 00007f5e20b28510 (0x7f5e20b28510) 00000000ea305829: 000000004020ae46 (0x4020ae46) 0000000049d894f7: 0000000000000017 (0x17) 00000000f4940ba2: 0000000000000010 (0x10) 000000004e1f5cd1: 0000000000455927 (0x455927) 00000000a796ca37: 0000000000000033 (0x33) 00000000132d0137: 0000000000000246 (0x246) 00000000f1a7f328: 00007f5e20b28098 (0x7f5e20b28098) 00000000805fd4dd: 000000000000002b (0x2b) BUG: unable to handle kernel paging request at 000000000000568b PGD 19bde5067 P4D 19bde5067 PUD 1d69a4067 PMD 0 Oops: 0002 [#1] SMP KASAN CPU: 1 PID: 27351 Comm: syz-executor1 Tainted: G W 4.18.0-rc5+ #151 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vmx_vcpu_run+0x124a/0x2600 arch/x86/kvm/vmx.c:10022 Code: a9 68 03 00 00 4c 8b b1 70 03 00 00 4c 8b b9 78 03 00 00 48 8b 89 08 03 00 00 75 05 0f 01 c2 eb 03 0f 01 c3 48 89 4c 24 08 59 <0f> 96 81 88 56 00 00 48 89 81 00 03 00 00 48 89 99 18 03 00 00 8f RSP: 0018:ffff880197417358 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff8801da802500 RCX: 0000000000000003 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff8801974fb440 RBP: ffff8801974171a8 R08: fffffbfff11c2487 R09: ffff8801974fb440 R10: fffffbfff11c2486 R11: ffffffff88e12437 R12: ffff8801974eb440 R13: 0000000000000000 R14: 0000000000000000 R15: ffffea00065d3800 FS: 00007f5e20b2a700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000568b CR3: 00000001abfaf000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ================================================================== BUG: KASAN: stack-out-of-bounds in __read_once_size include/linux/compiler.h:188 [inline] BUG: KASAN: stack-out-of-bounds in unwind_next_frame.part.7+0x801/0x9e0 arch/x86/kernel/unwind_frame.c:326 Read of size 8 at addr ffff8801974171a8 by task syz-executor1/27351 CPU: 1 PID: 27351 Comm: syz-executor1 Tainted: G W 4.18.0-rc5+ #151 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+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 __read_once_size include/linux/compiler.h:188 [inline] unwind_next_frame.part.7+0x801/0x9e0 arch/x86/kernel/unwind_frame.c:326 unwind_next_frame arch/x86/include/asm/unwind.h:40 [inline] __unwind_start+0x166/0x330 arch/x86/kernel/unwind_frame.c:414 unwind_start arch/x86/include/asm/unwind.h:54 [inline] show_trace_log_lvl+0x98/0x28c arch/x86/kernel/dumpstack.c:172 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 no_context+0x3bd/0x980 arch/x86/mm/fault.c:808 __bad_area_nosemaphore+0x33b/0x3f0 arch/x86/mm/fault.c:902 __bad_area arch/x86/mm/fault.c:928 [inline] bad_area+0x69/0x80 arch/x86/mm/fault.c:935 __do_page_fault+0xaac/0xe50 arch/x86/mm/fault.c:1366 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:vmx_vcpu_run+0x124a/0x2600 arch/x86/kvm/vmx.c:10022 Code: a9 68 03 00 00 4c 8b b1 70 03 00 00 4c 8b b9 78 03 00 00 48 8b 89 08 03 00 00 75 05 0f 01 c2 eb 03 0f 01 c3 48 89 4c 24 08 59 <0f> 96 81 88 56 00 00 48 89 81 00 03 00 00 48 89 99 18 03 00 00 8f RSP: 0018:ffff880197417358 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff8801da802500 RCX: 0000000000000003 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff8801974fb440 RBP: ffff8801974171a8 R08: fffffbfff11c2487 R09: ffff8801974fb440 R10: fffffbfff11c2486 R11: ffffffff88e12437 R12: ffff8801974eb440 R13: 0000000000000000 R14: 0000000000000000 R15: ffffea00065d3800 The buggy address belongs to the page: page:ffffea00065d05c0 count:0 mapcount:0 mapping:0000000000000000 index:0x0 flags: 0x2fffc0000000000() raw: 02fffc0000000000 0000000000000000 ffffffff065d0101 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff880197417080: 00 00 00 00 00 f1 f1 f1 f1 04 f2 f2 f2 00 00 00 ffff880197417100: 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 f2 >ffff880197417180: f2 f2 f2 f2 f2 f2 00 f2 f2 f2 f2 f2 f2 f2 00 f2 ^ ffff880197417200: f2 f2 f2 f2 f2 f2 00 f2 f2 f2 00 00 00 00 00 00 ffff880197417280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================