syzkaller login: [ 38.987360] ------------[ cut here ]------------ [ 38.988299] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.990361] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 38.991854] Modules linked in: [ 38.992459] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.994526] Tainted: [W]=WARN [ 38.995160] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.996656] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.997595] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.000827] RSP: 0018:ffff8880188e7bc0 EFLAGS: 00010286 [ 39.001810] RAX: 0000000000000000 RBX: ffffed100311cf78 RCX: ffffffff813a4050 [ 39.003153] RDX: ffff888016160000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.004452] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100311cf2f [ 39.005767] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.007068] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880188e7df8 [ 39.008371] FS: 00007f2e97c4d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.009857] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.010946] CR2: 00007ffc4b7c2ef7 CR3: 000000000b78c000 CR4: 0000000000350ef0 [ 39.012250] Call Trace: [ 39.012726] [ 39.013183] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.014108] ? __create_object+0x59/0x80 [ 39.014923] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.015908] __vmalloc_noprof+0x59/0x60 [ 39.016632] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.017508] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.018447] bpf_prog_alloc+0x39/0x200 [ 39.019201] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.020150] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.021084] do_seccomp+0x349/0x25e0 [ 39.021766] ? find_held_lock+0x2b/0x80 [ 39.022550] ? do_prlimit+0x310/0x610 [ 39.023292] ? __pfx_do_seccomp+0x10/0x10 [ 39.024093] ? do_raw_spin_unlock+0x53/0x220 [ 39.024957] ? _raw_spin_unlock+0x1e/0x40 [ 39.025694] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.026679] ? static_key_count+0x60/0x80 [ 39.027487] prctl_set_seccomp+0x4e/0x70 [ 39.028271] __do_sys_prctl+0xe6c/0x1d70 [ 39.029065] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.029962] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.030964] ? irqentry_exit+0xf3/0x650 [ 39.031698] do_syscall_64+0xbf/0x430 [ 39.032456] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.033429] RIP: 0033:0x7f2e9813f5cd [ 39.034150] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.037357] RSP: 002b:00007ffc4b7c1dc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.038777] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e9813f5cd [ 39.040076] RDX: 000055616dff1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.041372] RBP: 00007ffc4b7c1e20 R08: 0000000000000000 R09: 00007ffc4b7c14c0 [ 39.042694] R10: 0000000000000000 R11: 0000000000000246 R12: 000055617c98ab10 [ 39.043982] R13: 00007ffc4b7c2250 R14: 000055617c98b2b0 R15: 000055617c99f6f0 [ 39.045293] [ 39.045714] irq event stamp: 1765 [ 39.046375] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 39.047948] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 39.049512] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 39.051067] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 39.052339] ---[ end trace 0000000000000000 ]--- [ 42.147923] ------------[ cut here ]------------ [ 42.148803] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.151015] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.152491] Modules linked in: [ 42.153143] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.155206] Tainted: [W]=WARN [ 42.155772] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.157274] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.158207] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.161431] RSP: 0018:ffff888016797bc0 EFLAGS: 00010286 [ 42.162454] RAX: 0000000000000000 RBX: ffffed1002cf2f78 RCX: ffffffff813a4050 [ 42.163764] RDX: ffff888015fd9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.165082] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf2f2f [ 42.166398] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.167701] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016797df8 [ 42.169008] FS: 00007f6c1e998900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.170486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.171570] CR2: 00007ffc0b293ef7 CR3: 0000000020988000 CR4: 0000000000350ef0 [ 42.172873] Call Trace: [ 42.173343] [ 42.173756] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.174683] ? __create_object+0x59/0x80 [ 42.175470] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.176471] __vmalloc_noprof+0x59/0x60 [ 42.177249] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.178137] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.179076] bpf_prog_alloc+0x39/0x200 [ 42.179780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.180728] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.181641] do_seccomp+0x349/0x25e0 [ 42.182386] ? find_held_lock+0x2b/0x80 [ 42.183165] ? do_prlimit+0x310/0x610 [ 42.183917] ? __pfx_do_seccomp+0x10/0x10 [ 42.184675] ? do_raw_spin_unlock+0x53/0x220 [ 42.185523] ? _raw_spin_unlock+0x1e/0x40 [ 42.186328] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.187310] ? static_key_count+0x60/0x80 [ 42.188132] prctl_set_seccomp+0x4e/0x70 [ 42.188925] __do_sys_prctl+0xe6c/0x1d70 [ 42.189675] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.190561] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.191554] ? irqentry_exit+0xf3/0x650 [ 42.192335] do_syscall_64+0xbf/0x430 [ 42.193088] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.194073] RIP: 0033:0x7f6c1ee8a5cd [ 42.194744] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.197981] RSP: 002b:00007ffc0b291280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.199383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c1ee8a5cd [ 42.200700] RDX: 0000560312464e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.202019] RBP: 00007ffc0b2912e0 R08: 0000000000000000 R09: 00007ffc0b290980 [ 42.203325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560319809ad0 [ 42.204640] R13: 00007ffc0b291710 R14: 000056031980abc0 R15: 000056031981b780 [ 42.206010] [ 42.206449] irq event stamp: 2783 [ 42.207114] hardirqs last enabled at (2793): [] __up_console_sem+0x78/0x80 [ 42.208672] hardirqs last disabled at (2802): [] __up_console_sem+0x5d/0x80 [ 42.210243] softirqs last enabled at (2762): [] handle_softirqs+0x50c/0x770 [ 42.211514] softirqs last disabled at (2757): [] __irq_exit_rcu+0xc4/0x100 [ 42.212519] ---[ end trace 0000000000000000 ]--- [ 42.906213] ------------[ cut here ]------------ [ 42.907169] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.909193] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 42.910685] Modules linked in: [ 42.911325] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.913559] Tainted: [W]=WARN [ 42.914238] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.915749] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.916674] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.919918] RSP: 0018:ffff888017307bc0 EFLAGS: 00010286 [ 42.920911] RAX: 0000000000000000 RBX: ffffed1002e60f78 RCX: ffffffff813a4050 [ 42.922237] RDX: ffff888015f98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.923538] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e60f2f [ 42.924848] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.926163] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017307df8 [ 42.927475] FS: 00007fccc07d9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.928943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.930027] CR2: 00007ffd3f74fef7 CR3: 0000000020b50000 CR4: 0000000000350ef0 [ 42.931328] Call Trace: [ 42.931800] [ 42.932261] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.933171] ? __create_object+0x59/0x80 [ 42.933975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.934972] __vmalloc_noprof+0x59/0x60 [ 42.935698] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.936582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.937535] bpf_prog_alloc+0x39/0x200 [ 42.938306] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.939294] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.940247] do_seccomp+0x349/0x25e0 [ 42.941010] ? find_held_lock+0x2b/0x80 [ 42.941768] ? do_prlimit+0x310/0x610 [ 42.942560] ? __pfx_do_seccomp+0x10/0x10 [ 42.943392] ? do_raw_spin_unlock+0x53/0x220 [ 42.944273] ? _raw_spin_unlock+0x1e/0x40 [ 42.945098] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.946167] ? static_key_count+0x60/0x80 [ 42.947017] prctl_set_seccomp+0x4e/0x70 [ 42.947794] __do_sys_prctl+0xe6c/0x1d70 [ 42.948621] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.949526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.950559] ? irqentry_exit+0xf3/0x650 [ 42.951364] do_syscall_64+0xbf/0x430 [ 42.952150] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.953156] RIP: 0033:0x7fccc0ccb5cd [ 42.953903] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.957285] RSP: 002b:00007ffd3f74e590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.958749] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccc0ccb5cd [ 42.960106] RDX: 000055a4bda6be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.961460] RBP: 00007ffd3f74e5f0 R08: 0000000000000000 R09: 00007ffd3f74dc90 [ 42.962744] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4c3e86240 [ 42.963852] R13: 00007ffd3f74ea20 R14: 000055a4c3e85bf0 R15: 000055a4c3e9a4d0 [ 42.964971] [ 42.965336] irq event stamp: 1827 [ 42.965894] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 42.967218] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 42.968525] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 42.969856] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 42.971170] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61477' (ECDSA) to the list of known hosts. 2025/11/18 00:39:50 fuzzer started 2025/11/18 00:39:51 dialing manager at localhost:37895 2025/11/18 00:39:51 checking machine... 2025/11/18 00:39:51 checking revisions... [ 43.865293] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:39:51 testing simple program... [ 43.948477] cgroup: Unknown subsys name 'net' [ 44.010515] cgroup: Unknown subsys name 'cpuset' [ 44.027804] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:39:50 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff888019e7f7d0 R8 =0000000000000001 R9 =ffff888019e7f8d8 R10=000000000003c9ed R11=00000000000273d8 R12=ffffffff8135e7a2 R13=ffff888019e7f8e0 R14=ffff888019e7fd70 R15=ffff888019e7f898 RIP=ffffffff815bcfc4 RFL=00000286 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f6c1e998900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc90b3e9208 CR3=0000000020a47000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888018af0001 RBX=ffff888018aef458 RCX=0000000000000001 RDX=ffff888018af0001 RSI=ffff888018aeff58 RDI=ffff888018aef468 RBP=ffff888018aeff58 RSP=ffff888018aef3b0 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=00000000000000a8 R13=ffff888018ae8000 R14=ffff888018aeff58 R15=ffff888018aef458 RIP=ffffffff8135e2ad RFL=00000287 [--S--PC] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fe5f7c52900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe5f86d0000 CR3=0000000020868000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=0000000000ff000000000000000000ff XMM01=00000000000100ffffffffffffffff00 XMM02=494c4700362e322e325f4342494c4700 XMM03=00000000000000000000000000004700 XMM04=4342494c4700362e322e325f4342494c XMM05=00007fe5f820bf6000007fe5f83c5950 XMM06=00007fe5f83c544000007fe5f83c4f20 XMM07=00007fe5f7d0f12000007fe5f7d0eb10 XMM08=00007fe5f7d0e5f000007fe5f7d0e060 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000