syzkaller login: [ 39.061531] ------------[ cut here ]------------ [ 39.062615] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.064899] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.066811] Modules linked in: [ 39.067605] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.069877] Tainted: [W]=WARN [ 39.070589] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.072240] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.073120] 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 [ 39.076725] RSP: 0018:ffff88801496fbc0 EFLAGS: 00010286 [ 39.077820] RAX: 0000000000000000 RBX: ffffed100292df78 RCX: ffffffff813a4050 [ 39.079257] RDX: ffff8880161c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.080612] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100292df2f [ 39.081884] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.083204] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801496fdf8 [ 39.084479] FS: 00007f3462c6b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.085909] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.086976] CR2: 00007ffc78b20ef7 CR3: 000000000d5c3000 CR4: 0000000000350ef0 [ 39.088263] Call Trace: [ 39.088722] [ 39.089131] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.090028] ? __create_object+0x59/0x80 [ 39.090806] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.091766] __vmalloc_noprof+0x59/0x60 [ 39.092510] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.093375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.094300] bpf_prog_alloc+0x39/0x200 [ 39.095011] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.095935] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.096831] do_seccomp+0x349/0x25e0 [ 39.097541] ? find_held_lock+0x2b/0x80 [ 39.098294] ? do_prlimit+0x310/0x610 [ 39.099081] ? __pfx_do_seccomp+0x10/0x10 [ 39.100033] ? do_raw_spin_unlock+0x53/0x220 [ 39.101107] ? _raw_spin_unlock+0x1e/0x40 [ 39.101939] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.102932] ? static_key_count+0x60/0x80 [ 39.103745] prctl_set_seccomp+0x4e/0x70 [ 39.104525] __do_sys_prctl+0xe6c/0x1d70 [ 39.105313] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.106128] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.107114] ? irqentry_exit+0xf3/0x650 [ 39.107897] do_syscall_64+0xbf/0x430 [ 39.108629] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.109587] RIP: 0033:0x7f346315d5cd [ 39.110297] 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 [ 39.113221] RSP: 002b:00007ffc78b1fc10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.114360] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f346315d5cd [ 39.115478] RDX: 000055a3daf8ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.116552] RBP: 00007ffc78b1fc70 R08: 0000000000000000 R09: 00007ffc78b1f310 [ 39.117660] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a3f54a7ad0 [ 39.118776] R13: 00007ffc78b200a0 R14: 000055a3f54a8bc0 R15: 000055a3f54b9780 [ 39.119905] [ 39.120305] irq event stamp: 1817 [ 39.120814] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 39.122090] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 39.123362] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 39.124704] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 39.126205] ---[ end trace 0000000000000000 ]--- [ 42.553226] ------------[ cut here ]------------ [ 42.554152] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.556337] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.558079] Modules linked in: [ 42.558828] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.560907] Tainted: [W]=WARN [ 42.561526] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.563097] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.564047] 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 [ 42.567383] RSP: 0018:ffff888019817bc0 EFLAGS: 00010286 [ 42.568409] RAX: 0000000000000000 RBX: ffffed1003302f78 RCX: ffffffff813a4050 [ 42.569735] RDX: ffff888019921bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.571075] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003302f2f [ 42.572432] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.573759] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019817df8 [ 42.575151] FS: 00007fdf1b1ff900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.576667] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.577800] CR2: 00007ffd5bd64ef7 CR3: 0000000009d4e000 CR4: 0000000000350ef0 [ 42.579167] Call Trace: [ 42.579704] [ 42.580138] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.581090] ? __create_object+0x59/0x80 [ 42.581904] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.582958] __vmalloc_noprof+0x59/0x60 [ 42.583764] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.584718] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.585704] bpf_prog_alloc+0x39/0x200 [ 42.586515] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.587519] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.588491] do_seccomp+0x349/0x25e0 [ 42.589254] ? find_held_lock+0x2b/0x80 [ 42.590024] ? do_prlimit+0x310/0x610 [ 42.590815] ? __pfx_do_seccomp+0x10/0x10 [ 42.591634] ? do_raw_spin_unlock+0x53/0x220 [ 42.592502] ? _raw_spin_unlock+0x1e/0x40 [ 42.593334] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.594353] ? static_key_count+0x60/0x80 [ 42.595173] prctl_set_seccomp+0x4e/0x70 [ 42.595998] __do_sys_prctl+0xe6c/0x1d70 [ 42.596819] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.597711] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.598731] ? irqentry_exit+0xf3/0x650 [ 42.599544] do_syscall_64+0xbf/0x430 [ 42.600340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.601348] RIP: 0033:0x7fdf1b6f15cd [ 42.602070] 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 [ 42.605430] RSP: 002b:00007ffd5bd630a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.606894] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf1b6f15cd [ 42.608232] RDX: 000055fa181f6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.609586] RBP: 00007ffd5bd63100 R08: 0000000000000000 R09: 00007ffd5bd627a0 [ 42.610973] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa2fd60b10 [ 42.612331] R13: 00007ffd5bd63530 R14: 000055fa2fd612b0 R15: 000055fa2fd756f0 [ 42.613728] [ 42.614217] irq event stamp: 1851 [ 42.614877] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 42.616359] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 42.617770] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 42.619175] softirqs last disabled at (1393): [] __irq_exit_rcu+0xc4/0x100 [ 42.620574] ---[ end trace 0000000000000000 ]--- [ 43.363659] ------------[ cut here ]------------ [ 43.364616] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.366736] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.368253] Modules linked in: [ 43.368859] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.370960] Tainted: [W]=WARN [ 43.371581] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.373125] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.374081] 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 [ 43.377685] RSP: 0018:ffff88801032fbc0 EFLAGS: 00010286 [ 43.378832] RAX: 0000000000000000 RBX: ffffed1002065f78 RCX: ffffffff813a4050 [ 43.380202] RDX: ffff888016580000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.381513] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002065f2f [ 43.382849] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.384202] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801032fdf8 [ 43.385538] FS: 00007f6280939900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.387069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.388207] CR2: 00007f6280e9f4a6 CR3: 000000000dc46000 CR4: 0000000000350ef0 [ 43.389567] Call Trace: [ 43.390054] [ 43.390529] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.391522] ? __create_object+0x59/0x80 [ 43.392345] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.393369] __vmalloc_noprof+0x59/0x60 [ 43.394132] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.395094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.396080] bpf_prog_alloc+0x39/0x200 [ 43.396873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.397859] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.398854] do_seccomp+0x349/0x25e0 [ 43.399614] ? find_held_lock+0x2b/0x80 [ 43.400411] ? do_prlimit+0x310/0x610 [ 43.401151] ? __pfx_do_seccomp+0x10/0x10 [ 43.401985] ? do_raw_spin_unlock+0x53/0x220 [ 43.402910] ? _raw_spin_unlock+0x1e/0x40 [ 43.403734] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.404758] ? static_key_count+0x60/0x80 [ 43.405682] prctl_set_seccomp+0x4e/0x70 [ 43.406776] __do_sys_prctl+0xe6c/0x1d70 [ 43.407616] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.408531] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.409561] ? irqentry_exit+0xf3/0x650 [ 43.410375] do_syscall_64+0xbf/0x430 [ 43.411154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.412175] RIP: 0033:0x7f6280e2b5cd [ 43.412919] 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 [ 43.416363] RSP: 002b:00007ffd20c7a010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.417836] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6280e2b5cd [ 43.419259] RDX: 000055e49e271e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.420633] RBP: 00007ffd20c7a070 R08: 0000000000000000 R09: 00007ffd20c79710 [ 43.422015] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e4b10dbad0 [ 43.423429] R13: 00007ffd20c7a4a0 R14: 000055e4b10dcbc0 R15: 000055e4b10ed780 [ 43.424827] [ 43.425314] irq event stamp: 1831 [ 43.425970] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 43.427512] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 43.428872] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 43.430276] softirqs last disabled at (1867): [] __irq_exit_rcu+0xc4/0x100 [ 43.431681] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52864' (ECDSA) to the list of known hosts. 2025/11/18 10:09:59 fuzzer started 2025/11/18 10:10:00 dialing manager at localhost:34383 2025/11/18 10:10:00 checking machine... 2025/11/18 10:10:00 checking revisions... [ 44.347422] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:10:00 testing simple program... [ 44.449463] cgroup: Unknown subsys name 'net' [ 44.503257] cgroup: Unknown subsys name 'cpuset' [ 44.519815] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:09:59 Registers: info registers vcpu 0 RAX=1ffffffff0d4864d RBX=0000000000000002 RCX=ffffffff86a43268 RDX=0000000000000000 RSI=dffffc0000000000 RDI=ffff88806ce08ad8 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff86a4326c R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000011d7b R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff88806ce08f78 R15=ffff88806ce08a70 RIP=ffffffff8135f084 RFL=00000217 [----APC] 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 00007fdf1b1ff900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdf1b1de020 CR3=000000000e408000 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=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=ffffffff86e88996 RBX=0000000000000001 RCX=ffffffff84c73ced RDX=0000000000000000 RSI=ffffffff86e8897e RDI=ffffffff869b0af0 RBP=ffffffff869b0b04 RSP=ffff88806cf089d0 R8 =ffffffff86e8897e R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c8155 R12=ffffffff869b0b00 R13=ffffffff869b0af0 R14=0000000000000004 R15=dffffc0000000000 RIP=ffffffff8135dae8 RFL=00000282 [--S----] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fec88eff338 CR3=0000000009c78000 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=39303a303120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343233 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000