syzkaller login: [ 39.355087] ------------[ cut here ]------------ [ 39.356010] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.358038] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.359503] Modules linked in: [ 39.360090] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.362337] Tainted: [W]=WARN [ 39.362902] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.364446] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.365377] 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 [ 39.368537] RSP: 0018:ffff88800a9e7bc0 EFLAGS: 00010286 [ 39.369520] RAX: 0000000000000000 RBX: ffffed100153cf78 RCX: ffffffff813a4050 [ 39.370785] RDX: ffff88801b801bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.372066] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100153cf2f [ 39.373354] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.374623] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a9e7df8 [ 39.375894] FS: 00007f288fb39900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.377339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.378398] CR2: 00007ffde708eef7 CR3: 000000001d22a000 CR4: 0000000000350ef0 [ 39.379671] Call Trace: [ 39.380135] [ 39.380612] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.381505] ? __create_object+0x59/0x80 [ 39.382289] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.383260] __vmalloc_noprof+0x59/0x60 [ 39.383981] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.384856] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.385799] bpf_prog_alloc+0x39/0x200 [ 39.386539] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.387486] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.388391] do_seccomp+0x349/0x25e0 [ 39.389072] ? find_held_lock+0x2b/0x80 [ 39.389828] ? do_prlimit+0x310/0x610 [ 39.390566] ? __pfx_do_seccomp+0x10/0x10 [ 39.391360] ? do_raw_spin_unlock+0x53/0x220 [ 39.392151] ? _raw_spin_unlock+0x1e/0x40 [ 39.392942] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.393892] ? static_key_count+0x60/0x80 [ 39.394704] prctl_set_seccomp+0x4e/0x70 [ 39.395488] __do_sys_prctl+0xe6c/0x1d70 [ 39.396283] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.397099] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.398067] ? irqentry_exit+0xf3/0x650 [ 39.398826] do_syscall_64+0xbf/0x430 [ 39.399565] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.400526] RIP: 0033:0x7f289002b5cd [ 39.401228] 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 [ 39.404374] RSP: 002b:00007ffde708d290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.405735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f289002b5cd [ 39.407020] RDX: 000055ff04f8be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.408276] RBP: 00007ffde708d2f0 R08: 0000000000000000 R09: 00007ffde708c990 [ 39.409551] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff1a9c9ad0 [ 39.410806] R13: 00007ffde708d720 R14: 000055ff1a9cabc0 R15: 000055ff1a9db780 [ 39.412105] [ 39.412575] irq event stamp: 1825 [ 39.413238] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 39.414754] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 39.416275] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 39.417813] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 39.419314] ---[ end trace 0000000000000000 ]--- [ 42.833314] ------------[ cut here ]------------ [ 42.834265] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.836339] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.837762] Modules linked in: [ 42.838397] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.840375] Tainted: [W]=WARN [ 42.840938] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.842408] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.843307] 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 [ 42.846420] RSP: 0018:ffff88800a4bfbc0 EFLAGS: 00010286 [ 42.847392] RAX: 0000000000000000 RBX: ffffed1001497f78 RCX: ffffffff813a4050 [ 42.848665] RDX: ffff888016f1b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.849923] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001497f2f [ 42.851200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.852487] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a4bfdf8 [ 42.853742] FS: 00007f7f778c1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.855202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.856264] CR2: 00007f7f77db3580 CR3: 000000001f149000 CR4: 0000000000350ef0 [ 42.857555] Call Trace: [ 42.858019] [ 42.858474] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.859359] ? __create_object+0x59/0x80 [ 42.860097] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.861077] __vmalloc_noprof+0x59/0x60 [ 42.861819] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.862681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.863622] bpf_prog_alloc+0x39/0x200 [ 42.864347] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.865281] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.866139] do_seccomp+0x349/0x25e0 [ 42.866858] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.867749] ? __pfx_do_seccomp+0x10/0x10 [ 42.868539] ? find_held_lock+0x2b/0x80 [ 42.869291] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.870248] ? static_key_count+0x60/0x80 [ 42.870994] prctl_set_seccomp+0x4e/0x70 [ 42.871765] __do_sys_prctl+0xe6c/0x1d70 [ 42.872559] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.873404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.874362] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.875333] ? irqentry_exit+0xf3/0x650 [ 42.876044] do_syscall_64+0xbf/0x430 [ 42.876802] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.877733] RIP: 0033:0x7f7f77db35cd [ 42.878451] 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 [ 42.881596] RSP: 002b:00007ffe9693c1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.882961] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f77db35cd [ 42.884226] RDX: 000055c59d520e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.885531] RBP: 00007ffe9693c230 R08: 0000000000000000 R09: 00007ffe9693b8d0 [ 42.886803] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5cea4cad0 [ 42.888075] R13: 00007ffe9693c660 R14: 000055c5cea4dbc0 R15: 000055c5cea5e780 [ 42.889388] [ 42.889808] irq event stamp: 1711 [ 42.890463] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 42.891964] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 42.893475] softirqs last enabled at (1650): [] handle_softirqs+0x50c/0x770 [ 42.894980] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 42.896467] ---[ end trace 0000000000000000 ]--- [ 43.718054] ------------[ cut here ]------------ [ 43.718811] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.720572] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.721779] Modules linked in: [ 43.722303] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.723953] Tainted: [W]=WARN [ 43.724446] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.725669] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.726420] 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 [ 43.729036] RSP: 0018:ffff88801702fbc0 EFLAGS: 00010286 [ 43.729844] RAX: 0000000000000000 RBX: ffffed1002e05f78 RCX: ffffffff813a4050 [ 43.730918] RDX: ffff888017568000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.731986] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e05f2f [ 43.733052] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.734126] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801702fdf8 [ 43.735210] FS: 00007f72c7fc6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.736403] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.737286] CR2: 00007f72c84b8580 CR3: 000000001d350000 CR4: 0000000000350ef0 [ 43.738353] Call Trace: [ 43.738738] [ 43.739073] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.739819] ? __create_object+0x59/0x80 [ 43.740459] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.741270] __vmalloc_noprof+0x59/0x60 [ 43.741858] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.742577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.743341] bpf_prog_alloc+0x39/0x200 [ 43.743910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.744679] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.745433] do_seccomp+0x349/0x25e0 [ 43.745995] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.746745] ? __pfx_do_seccomp+0x10/0x10 [ 43.747390] ? find_held_lock+0x2b/0x80 [ 43.747976] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.748775] ? static_key_count+0x60/0x80 [ 43.749434] prctl_set_seccomp+0x4e/0x70 [ 43.750035] __do_sys_prctl+0xe6c/0x1d70 [ 43.750678] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.751373] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.752128] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.752936] ? irqentry_exit+0xf3/0x650 [ 43.753580] do_syscall_64+0xbf/0x430 [ 43.754151] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.754938] RIP: 0033:0x7f72c84b85cd [ 43.755533] 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 [ 43.758156] RSP: 002b:00007ffc7c79fde0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.759324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f72c84b85cd [ 43.760387] RDX: 000056469e59fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.761455] RBP: 00007ffc7c79fe40 R08: 0000000000000000 R09: 00007ffc7c79f4e0 [ 43.762508] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646a510fad0 [ 43.763559] R13: 00007ffc7c7a0270 R14: 00005646a5110bc0 R15: 00005646a5121780 [ 43.764648] [ 43.764997] irq event stamp: 1681 [ 43.765530] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 43.766795] hardirqs last disabled at (1700): [] __up_console_sem+0x5d/0x80 [ 43.768055] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 43.769343] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 43.770593] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33545' (ECDSA) to the list of known hosts. 2025/11/17 19:14:11 fuzzer started 2025/11/17 19:14:11 dialing manager at localhost:37895 2025/11/17 19:14:11 checking machine... 2025/11/17 19:14:11 checking revisions... [ 44.675029] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:14:11 testing simple program... [ 44.769167] cgroup: Unknown subsys name 'net' [ 44.841233] cgroup: Unknown subsys name 'cpuset' [ 44.859141] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:14:10 Registers: info registers vcpu 0 RAX=ffff888014b90000 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff8880180df610 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009b463 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 RFL=00000246 [---Z-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 00007f7f778c1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe96936000 CR3=00000000147f3000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000290b1 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff4c61fa48 CR3=000000000e71a000 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=44fc08f2fa4557a8c64ca80b79b6daab XMM02=ec2efd57dc4c00df0000000000302920 XMM03=a266a90eb4de2bdd00000000003029f0 XMM04=3b1875fc8583663200000000000ae988 XMM05=ca19803ff8c4b5ab000000000031f6c0 XMM06=817b8945e9d50373000000000031f0b8 XMM07=e042d86d42eb936e000000000030eaf8 XMM08=a266a90eb4de2bdd00000000003029f0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000