syzkaller login: [ 39.134240] ------------[ cut here ]------------ [ 39.135164] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.137157] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.138628] Modules linked in: [ 39.139247] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.141242] Tainted: [W]=WARN [ 39.141840] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.143317] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.144235] 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 [ 39.147424] RSP: 0018:ffff8880198b7bc0 EFLAGS: 00010286 [ 39.148412] RAX: 0000000000000000 RBX: ffffed1003316f78 RCX: ffffffff813a4050 [ 39.149720] RDX: ffff888016e00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.151026] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003316f2f [ 39.152358] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.153885] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198b7df8 [ 39.155233] FS: 00007f1fbae7c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.156724] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.157851] CR2: 00007f1fbb3e24a6 CR3: 00000000141f5000 CR4: 0000000000350ef0 [ 39.159212] Call Trace: [ 39.159728] [ 39.160145] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.161035] ? __create_object+0x59/0x80 [ 39.161827] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.162802] __vmalloc_noprof+0x59/0x60 [ 39.163519] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.164389] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.165309] bpf_prog_alloc+0x39/0x200 [ 39.166050] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.167014] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.167914] do_seccomp+0x349/0x25e0 [ 39.168595] ? find_held_lock+0x2b/0x80 [ 39.169355] ? do_prlimit+0x310/0x610 [ 39.170080] ? __pfx_do_seccomp+0x10/0x10 [ 39.170885] ? do_raw_spin_unlock+0x53/0x220 [ 39.171714] ? _raw_spin_unlock+0x1e/0x40 [ 39.172451] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.173424] ? static_key_count+0x60/0x80 [ 39.174237] prctl_set_seccomp+0x4e/0x70 [ 39.175007] __do_sys_prctl+0xe6c/0x1d70 [ 39.175786] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.176601] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.177577] ? irqentry_exit+0xf3/0x650 [ 39.178342] do_syscall_64+0xbf/0x430 [ 39.179085] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.180024] RIP: 0033:0x7f1fbb36e5cd [ 39.180729] 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 [ 39.184002] RSP: 002b:00007ffe8092dfe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.185497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1fbb36e5cd [ 39.186865] RDX: 000055b33ff9fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.188146] RBP: 00007ffe8092e040 R08: 0000000000000000 R09: 00007ffe8092d6e0 [ 39.189437] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b34f109ad0 [ 39.190784] R13: 00007ffe8092e470 R14: 000055b34f10abc0 R15: 000055b34f11b780 [ 39.192138] [ 39.192576] irq event stamp: 1717 [ 39.193235] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 39.194777] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 39.196337] softirqs last enabled at (1300): [] handle_softirqs+0x50c/0x770 [ 39.197891] softirqs last disabled at (1295): [] __irq_exit_rcu+0xc4/0x100 [ 39.199404] ---[ end trace 0000000000000000 ]--- [ 42.333201] ------------[ cut here ]------------ [ 42.334117] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.336143] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.337629] Modules linked in: [ 42.338268] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.340484] Tainted: [W]=WARN [ 42.341354] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.342850] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.343773] 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 [ 42.346943] RSP: 0018:ffff888016dffbc0 EFLAGS: 00010286 [ 42.347923] RAX: 0000000000000000 RBX: ffffed1002dbff78 RCX: ffffffff813a4050 [ 42.349196] RDX: ffff88800ce33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.350483] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbff2f [ 42.351782] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.353076] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016dffdf8 [ 42.354375] FS: 00007fde138c2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.355820] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.356886] CR2: 00007fde13db4580 CR3: 000000000c39d000 CR4: 0000000000350ef0 [ 42.358169] Call Trace: [ 42.358656] [ 42.359111] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.360018] ? __create_object+0x59/0x80 [ 42.360802] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.361773] __vmalloc_noprof+0x59/0x60 [ 42.362487] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.363359] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.364268] bpf_prog_alloc+0x39/0x200 [ 42.365012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.365937] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.366858] do_seccomp+0x349/0x25e0 [ 42.367525] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.368426] ? __pfx_do_seccomp+0x10/0x10 [ 42.369205] ? find_held_lock+0x2b/0x80 [ 42.369941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.370929] ? static_key_count+0x60/0x80 [ 42.371741] prctl_set_seccomp+0x4e/0x70 [ 42.372462] __do_sys_prctl+0xe6c/0x1d70 [ 42.373241] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.374096] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.375065] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.376047] ? irqentry_exit+0xf3/0x650 [ 42.376805] do_syscall_64+0xbf/0x430 [ 42.377504] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.378474] RIP: 0033:0x7fde13db45cd [ 42.379183] 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 [ 42.382349] RSP: 002b:00007ffe192048b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.383703] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde13db45cd [ 42.384968] RDX: 00005640fa6c1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.386221] RBP: 00007ffe19204910 R08: 0000000000000000 R09: 00007ffe19203fb0 [ 42.387551] R10: 0000000000000000 R11: 0000000000000246 R12: 00005641256f5ad0 [ 42.388841] R13: 00007ffe19204d40 R14: 00005641256f6bc0 R15: 0000564125707780 [ 42.390130] [ 42.390563] irq event stamp: 1823 [ 42.391230] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 42.392782] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 42.394297] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.395585] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.396541] ---[ end trace 0000000000000000 ]--- [ 43.118959] ------------[ cut here ]------------ [ 43.119921] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.121943] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.123505] Modules linked in: [ 43.124158] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.126171] Tainted: [W]=WARN [ 43.126795] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.128290] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.129228] 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 [ 43.132466] RSP: 0018:ffff8880143efbc0 EFLAGS: 00010286 [ 43.133479] RAX: 0000000000000000 RBX: ffffed100287df78 RCX: ffffffff813a4050 [ 43.134802] RDX: ffff8880176db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.136114] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100287df2f [ 43.137423] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.138753] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880143efdf8 [ 43.140071] FS: 00007f170c745900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.141548] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.142649] CR2: 00007f170cc37580 CR3: 000000000dc0a000 CR4: 0000000000350ef0 [ 43.143985] Call Trace: [ 43.144460] [ 43.144930] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.145854] ? __create_object+0x59/0x80 [ 43.146625] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.147616] __vmalloc_noprof+0x59/0x60 [ 43.148392] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.149289] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.150245] bpf_prog_alloc+0x39/0x200 [ 43.151012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.151963] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.152891] do_seccomp+0x349/0x25e0 [ 43.153585] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.154509] ? __pfx_do_seccomp+0x10/0x10 [ 43.155318] ? find_held_lock+0x2b/0x80 [ 43.156091] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.157073] ? static_key_count+0x60/0x80 [ 43.157897] prctl_set_seccomp+0x4e/0x70 [ 43.158657] __do_sys_prctl+0xe6c/0x1d70 [ 43.159466] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.160339] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.161332] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.162328] ? irqentry_exit+0xf3/0x650 [ 43.163132] do_syscall_64+0xbf/0x430 [ 43.163891] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.164869] RIP: 0033:0x7f170cc375cd [ 43.165548] 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 [ 43.168789] RSP: 002b:00007ffe660a5b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.170190] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f170cc375cd [ 43.171520] RDX: 000055f20b3d4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.172834] RBP: 00007ffe660a5b90 R08: 0000000000000000 R09: 00007ffe660a5230 [ 43.174152] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f21df3abf0 [ 43.175475] R13: 00007ffe660a5fc0 R14: 000055f21df44380 R15: 000055f21df4f460 [ 43.176807] [ 43.177241] irq event stamp: 1789 [ 43.177911] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 43.179483] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 43.180801] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 43.182116] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 43.183411] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4583' (ECDSA) to the list of known hosts. 2025/11/18 09:08:02 fuzzer started 2025/11/18 09:08:02 dialing manager at localhost:34383 2025/11/18 09:08:02 checking machine... 2025/11/18 09:08:02 checking revisions... [ 44.056389] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:08:02 testing simple program... [ 44.135728] cgroup: Unknown subsys name 'net' [ 44.195296] cgroup: Unknown subsys name 'cpuset' [ 44.209522] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:08:01 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800f245340 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88800f388988 RBP=ffff88800f245d98 RSP=ffff88801a1bfa50 R8 =0000000000000001 R9 =00000000000000ac R10=0000000000000001 R11=0000000000000000 R12=ffff88800f245d98 R13=0000000000000000 R14=0000000000000001 R15=0000000000000000 RIP=ffffffff8152707f RFL=00000056 [---ZAP-] 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 00007fa6d9d1d700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fde138a1020 CR3=000000000ddd2000 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=38303a393020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303331 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000026f93 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 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd935ff3000 CR3=000000000d767000 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=c4bb45f11ae46f876f4493e88069b087 XMM02=0000000000302428ec2efd57dc4c00df XMM03=000000000030e6c0e55d69ce5f157c5e XMM04=40835cb0c6ff9ea900000000000ae988 XMM05=75427633187f34c3000000000031f478 XMM06=5b75c91c80445342000000000031ee18 XMM07=e042d86d42eb936e000000000030e998 XMM08=e55d69ce5f157c5e0000000000302488 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000