syzkaller login: [ 46.561094] ------------[ cut here ]------------ [ 46.561817] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.563478] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.564694] Modules linked in: [ 46.565210] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.566844] Tainted: [W]=WARN [ 46.567333] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.568546] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.569294] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.571924] RSP: 0018:ffff888019f1fbc0 EFLAGS: 00010286 [ 46.572736] RAX: 0000000000000000 RBX: ffffed10033e3f78 RCX: ffffffff813a4050 [ 46.573819] RDX: ffff88801b54b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.574895] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033e3f2f [ 46.575956] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.577014] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f1fdf8 [ 46.578101] FS: 00007f04c0b90900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.579295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.580164] CR2: 00007ffc89192ef8 CR3: 000000000e49b000 CR4: 0000000000350ef0 [ 46.581237] Call Trace: [ 46.581619] [ 46.581965] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.582717] ? __create_object+0x59/0x80 [ 46.583367] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.584178] __vmalloc_noprof+0x59/0x60 [ 46.584765] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.585493] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.586289] bpf_prog_alloc+0x39/0x200 [ 46.586866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.587628] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.588377] do_seccomp+0x349/0x25e0 [ 46.588931] ? lock_release+0x152/0x290 [ 46.589586] ? __pfx_do_seccomp+0x10/0x10 [ 46.590253] ? do_raw_spin_unlock+0x53/0x220 [ 46.590912] ? _raw_spin_unlock+0x1e/0x40 [ 46.591581] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.592384] ? static_key_count+0x60/0x80 [ 46.593016] prctl_set_seccomp+0x4e/0x70 [ 46.593663] __do_sys_prctl+0xe6c/0x1d70 [ 46.594343] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.595010] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.595799] ? irqentry_exit+0xf3/0x650 [ 46.596436] do_syscall_64+0xbf/0x430 [ 46.597009] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.597794] RIP: 0033:0x7f04c10825cd [ 46.598400] 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 [ 46.601007] RSP: 002b:00007ffc89190470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.602175] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04c10825cd [ 46.603249] RDX: 000055f8468d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.604307] RBP: 00007ffc891904d0 R08: 0000000000000000 R09: 00007ffc8918fb70 [ 46.605376] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f87f8e9ad0 [ 46.606451] R13: 00007ffc89190900 R14: 000055f87f8eabc0 R15: 000055f87f8fb780 [ 46.607531] [ 46.607884] irq event stamp: 1691 [ 46.608417] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 46.609678] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 46.610954] softirqs last enabled at (1184): [] handle_softirqs+0x50c/0x770 [ 46.612234] softirqs last disabled at (1175): [] __irq_exit_rcu+0xc4/0x100 [ 46.613487] ---[ end trace 0000000000000000 ]--- [ 49.907999] ------------[ cut here ]------------ [ 49.908945] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.910922] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/244 [ 49.912363] Modules linked in: [ 49.912976] CPU: 1 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.914994] Tainted: [W]=WARN [ 49.915813] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.917362] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.918308] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.921538] RSP: 0018:ffff888017607bc0 EFLAGS: 00010286 [ 49.922525] RAX: 0000000000000000 RBX: ffffed1002ec0f78 RCX: ffffffff813a4050 [ 49.923816] RDX: ffff88801632b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.925086] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec0f2f [ 49.926356] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.927654] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017607df8 [ 49.928960] FS: 00007f72bf9d1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.930406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.931462] CR2: 00007f72bfec3580 CR3: 000000000f623000 CR4: 0000000000350ef0 [ 49.932740] Call Trace: [ 49.933254] [ 49.933668] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.934582] ? __create_object+0x59/0x80 [ 49.935373] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.936354] __vmalloc_noprof+0x59/0x60 [ 49.937107] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.937953] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.938904] bpf_prog_alloc+0x39/0x200 [ 49.939649] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.940570] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.941470] do_seccomp+0x349/0x25e0 [ 49.942191] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.943080] ? __pfx_do_seccomp+0x10/0x10 [ 49.943811] ? find_held_lock+0x2b/0x80 [ 49.944561] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.945518] ? static_key_count+0x60/0x80 [ 49.946342] prctl_set_seccomp+0x4e/0x70 [ 49.947107] __do_sys_prctl+0xe6c/0x1d70 [ 49.947836] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.948680] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.949635] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.950601] ? irqentry_exit+0xf3/0x650 [ 49.951374] do_syscall_64+0xbf/0x430 [ 49.952118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.953019] RIP: 0033:0x7f72bfec35cd [ 49.953737] 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 [ 49.956935] RSP: 002b:00007ffd090a6ed0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.958326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f72bfec35cd [ 49.959658] RDX: 00005634f281be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.961085] RBP: 00007ffd090a6f30 R08: 0000000000000000 R09: 00007ffd090a65d0 [ 49.962655] R10: 0000000000000000 R11: 0000000000000246 R12: 000056350890ead0 [ 49.963998] R13: 00007ffd090a7360 R14: 000056350890fbc0 R15: 0000563508920780 [ 49.965311] [ 49.965728] irq event stamp: 1831 [ 49.966406] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 49.967923] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 49.969437] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 49.970989] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 49.972519] ---[ end trace 0000000000000000 ]--- [ 50.776876] ------------[ cut here ]------------ [ 50.777789] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.779844] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 50.781307] Modules linked in: [ 50.781911] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.783894] Tainted: [W]=WARN [ 50.784488] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.785943] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.786855] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.789989] RSP: 0018:ffff8880171afbc0 EFLAGS: 00010286 [ 50.790944] RAX: 0000000000000000 RBX: ffffed1002e35f78 RCX: ffffffff813a4050 [ 50.792206] RDX: ffff888017b13780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.793493] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e35f2f [ 50.794768] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.796044] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171afdf8 [ 50.797311] FS: 00007faacbda1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.798741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.799793] CR2: 00007faacc293580 CR3: 0000000017907000 CR4: 0000000000350ef0 [ 50.801069] Call Trace: [ 50.801526] [ 50.801944] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.802825] ? __create_object+0x59/0x80 [ 50.803600] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.804554] __vmalloc_noprof+0x59/0x60 [ 50.805304] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.806187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.807105] bpf_prog_alloc+0x39/0x200 [ 50.807803] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.808734] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.809637] do_seccomp+0x349/0x25e0 [ 50.810363] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.811254] ? __pfx_do_seccomp+0x10/0x10 [ 50.811983] ? find_held_lock+0x2b/0x80 [ 50.812746] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.813698] ? static_key_count+0x60/0x80 [ 50.814516] prctl_set_seccomp+0x4e/0x70 [ 50.815283] __do_sys_prctl+0xe6c/0x1d70 [ 50.816007] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.816853] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.817821] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.818792] ? irqentry_exit+0xf3/0x650 [ 50.819541] do_syscall_64+0xbf/0x430 [ 50.820269] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.821216] RIP: 0033:0x7faacc2935cd [ 50.821869] 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 [ 50.825022] RSP: 002b:00007fff7ab3d640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.826411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faacc2935cd [ 50.827719] RDX: 00005584921e5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.828992] RBP: 00007fff7ab3d6a0 R08: 0000000000000000 R09: 00007fff7ab3cd40 [ 50.830292] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584c48e2ad0 [ 50.831397] R13: 00007fff7ab3dad0 R14: 00005584c48e3bc0 R15: 00005584c48f4780 [ 50.832475] [ 50.832826] irq event stamp: 1711 [ 50.833369] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 50.834641] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 50.835890] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 50.837164] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 50.838426] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:64162' (ECDSA) to the list of known hosts. 2025/11/19 00:07:58 fuzzer started 2025/11/19 00:07:58 dialing manager at localhost:34383 2025/11/19 00:07:58 checking machine... 2025/11/19 00:07:58 checking revisions... [ 51.742376] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:07:58 testing simple program... [ 51.843310] cgroup: Unknown subsys name 'net' [ 51.915179] cgroup: Unknown subsys name 'cpuset' [ 51.930925] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:07:57 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffff88800f2bf44c RDX=1ffff1100350c07f RSI=ffffffff81b2a224 RDI=ffff88801a8603fc RBP=ffff88801a860000 RSP=ffff88800f2bf470 R8 =ffffffff86a49dd0 R9 =ffff88800f2bf538 R10=000000000003c9ed R11=0000000000012f5f R12=0000000000000000 R13=ffff88800f2bf540 R14=ffff88801a860000 R15=ffff88800f2bf4f8 RIP=ffffffff815bd768 RFL=00000202 [-------] 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 00007f72bf9d1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd090a1000 CR3=000000000c5c9000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000024b59 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f09f0688000 CR3=000000000d38f000 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=00000000000000000000000000000000 XMM01=de12eef0b60b10aa404dafad6015b7cb XMM02=2c67c8bc2e329bc30000000000306160 XMM03=fb795ef6d65770560000000000312e08 XMM04=f2cd7ad1f9a6773200000000000ae988 XMM05=0394861f14684e590000000000321b48 XMM06=3e829fc8c8edc99000000000003219d0 XMM07=e042d86d42eb936e0000000000313088 XMM08=892bad111bc3107e00000000003061c0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000