syzkaller login: [ 46.078105] ------------[ cut here ]------------ [ 46.079046] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.081067] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.082544] Modules linked in: [ 46.083142] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.085137] Tainted: [W]=WARN [ 46.085720] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.087195] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.088109] 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 [ 46.091281] RSP: 0018:ffff8880175afbc0 EFLAGS: 00010286 [ 46.092242] RAX: 0000000000000000 RBX: ffffed1002eb5f78 RCX: ffffffff813a4050 [ 46.093535] RDX: ffff88800f98b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.094810] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb5f2f [ 46.096112] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.097383] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175afdf8 [ 46.098669] FS: 00007f3e8d663900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.100138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.101218] CR2: 00007f3e8db55580 CR3: 000000000bb23000 CR4: 0000000000350ef0 [ 46.102529] Call Trace: [ 46.102999] [ 46.103430] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.104351] ? __create_object+0x59/0x80 [ 46.105149] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.106138] __vmalloc_noprof+0x59/0x60 [ 46.106910] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.107808] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.108757] bpf_prog_alloc+0x39/0x200 [ 46.109516] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.110411] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.111356] do_seccomp+0x349/0x25e0 [ 46.112091] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.113004] ? __pfx_do_seccomp+0x10/0x10 [ 46.113812] ? find_held_lock+0x2b/0x80 [ 46.114581] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.115580] ? static_key_count+0x60/0x80 [ 46.116348] prctl_set_seccomp+0x4e/0x70 [ 46.117137] __do_sys_prctl+0xe6c/0x1d70 [ 46.117922] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.118789] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.119782] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.120776] ? irqentry_exit+0xf3/0x650 [ 46.121543] do_syscall_64+0xbf/0x430 [ 46.122249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.123245] RIP: 0033:0x7f3e8db555cd [ 46.123950] 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 [ 46.127184] RSP: 002b:00007fff9632ea10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.128569] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3e8db555cd [ 46.129875] RDX: 000055a74113de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.131198] RBP: 00007fff9632ea70 R08: 0000000000000000 R09: 00007fff9632e110 [ 46.132469] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a741469240 [ 46.133557] R13: 00007fff9632eea0 R14: 000055a741472380 R15: 000055a74147d540 [ 46.134661] [ 46.135022] irq event stamp: 1727 [ 46.135587] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 46.136881] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 46.138186] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 46.139525] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 46.140795] ---[ end trace 0000000000000000 ]--- [ 48.932431] ------------[ cut here ]------------ [ 48.933354] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.935394] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 48.936886] Modules linked in: [ 48.937756] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.939853] Tainted: [W]=WARN [ 48.940417] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.941921] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.942855] 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 [ 48.946031] RSP: 0018:ffff88801904fbc0 EFLAGS: 00010286 [ 48.947018] RAX: 0000000000000000 RBX: ffffed1003209f78 RCX: ffffffff813a4050 [ 48.948304] RDX: ffff88800f52d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.949582] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003209f2f [ 48.950871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.952152] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801904fdf8 [ 48.953468] FS: 00007f635f757900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.954888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.955952] CR2: 00007ffcd0ad6ef7 CR3: 000000002048d000 CR4: 0000000000350ef0 [ 48.957222] Call Trace: [ 48.957711] [ 48.958119] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.959007] ? __create_object+0x59/0x80 [ 48.959812] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.960767] __vmalloc_noprof+0x59/0x60 [ 48.961531] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.962359] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.963324] bpf_prog_alloc+0x39/0x200 [ 48.964074] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.965005] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.965934] do_seccomp+0x349/0x25e0 [ 48.966672] ? find_held_lock+0x2b/0x80 [ 48.967399] ? do_prlimit+0x310/0x610 [ 48.968149] ? __pfx_do_seccomp+0x10/0x10 [ 48.968937] ? do_raw_spin_unlock+0x53/0x220 [ 48.969778] ? _raw_spin_unlock+0x1e/0x40 [ 48.970585] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.971566] ? static_key_count+0x60/0x80 [ 48.972333] prctl_set_seccomp+0x4e/0x70 [ 48.973116] __do_sys_prctl+0xe6c/0x1d70 [ 48.973908] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.974769] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.975747] ? irqentry_exit+0xf3/0x650 [ 48.976491] do_syscall_64+0xbf/0x430 [ 48.977198] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.978163] RIP: 0033:0x7f635fc495cd [ 48.978861] 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 [ 48.982378] RSP: 002b:00007ffcd0ad5970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.983763] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f635fc495cd [ 48.985056] RDX: 000056061423ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.986340] RBP: 00007ffcd0ad59d0 R08: 0000000000000000 R09: 00007ffcd0ad5070 [ 48.987646] R10: 0000000000000000 R11: 0000000000000246 R12: 000056064f6acb10 [ 48.988933] R13: 00007ffcd0ad5e00 R14: 000056064f6ad2b0 R15: 000056064f6c16f0 [ 48.990235] [ 48.990705] irq event stamp: 1829 [ 48.991315] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 48.992838] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 48.994365] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 48.995903] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 48.997397] ---[ end trace 0000000000000000 ]--- [ 49.771423] ------------[ cut here ]------------ [ 49.772354] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.774362] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.775838] Modules linked in: [ 49.776424] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.778679] Tainted: [W]=WARN [ 49.779244] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.780775] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.781671] 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 [ 49.784838] RSP: 0018:ffff888019e8fbc0 EFLAGS: 00010286 [ 49.785818] RAX: 0000000000000000 RBX: ffffed10033d1f78 RCX: ffffffff813a4050 [ 49.787092] RDX: ffff888016905340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.788374] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033d1f2f [ 49.789666] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.790929] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e8fdf8 [ 49.792221] FS: 00007fc3c2818900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.793651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.794713] CR2: 00007fc3c2d7e4a6 CR3: 000000001fee2000 CR4: 0000000000350ef0 [ 49.795992] Call Trace: [ 49.796506] [ 49.796920] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.797824] ? __create_object+0x59/0x80 [ 49.798599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.799575] __vmalloc_noprof+0x59/0x60 [ 49.800275] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.801136] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.802064] bpf_prog_alloc+0x39/0x200 [ 49.802797] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.803723] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.804624] do_seccomp+0x349/0x25e0 [ 49.805298] ? find_held_lock+0x2b/0x80 [ 49.806049] ? do_prlimit+0x310/0x610 [ 49.806788] ? __pfx_do_seccomp+0x10/0x10 [ 49.807592] ? do_raw_spin_unlock+0x53/0x220 [ 49.808385] ? _raw_spin_unlock+0x1e/0x40 [ 49.809170] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.810149] ? static_key_count+0x60/0x80 [ 49.810956] prctl_set_seccomp+0x4e/0x70 [ 49.811755] __do_sys_prctl+0xe6c/0x1d70 [ 49.812551] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.813370] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.814343] ? irqentry_exit+0xf3/0x650 [ 49.815132] do_syscall_64+0xbf/0x430 [ 49.815889] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.816843] RIP: 0033:0x7fc3c2d0a5cd [ 49.817553] 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 [ 49.820768] RSP: 002b:00007fffdc4d8f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.822138] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc3c2d0a5cd [ 49.823461] RDX: 00005605090b8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.824757] RBP: 00007fffdc4d8fd0 R08: 0000000000000000 R09: 00007fffdc4d8670 [ 49.826056] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560534d982b0 [ 49.827358] R13: 00007fffdc4d9400 R14: 0000560534d9ad20 R15: 0000560534dac8d0 [ 49.828680] [ 49.829106] irq event stamp: 1805 [ 49.829766] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 49.831311] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 49.832848] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 49.834404] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 49.835966] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31167' (ECDSA) to the list of known hosts. 2025/11/17 12:56:06 fuzzer started 2025/11/17 12:56:07 dialing manager at localhost:37895 2025/11/17 12:56:07 checking machine... 2025/11/17 12:56:07 checking revisions... [ 50.731690] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:56:07 testing simple program... [ 50.823724] cgroup: Unknown subsys name 'net' [ 50.886174] cgroup: Unknown subsys name 'cpuset' [ 50.898038] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:56:06 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880175af968 RCX=0000000000000001 RDX=1ffff11002eb5f2f RSI=ffff8880175afd60 RDI=ffff8880175af978 RBP=ffff8880175afd60 RSP=ffff8880175af8c0 R8 =ffffffff86aaecd4 R9 =ffff8880175af9a8 R10=000000000003c9ed R11=0000000000023cd8 R12=0000000000000008 R13=ffff8880175a8000 R14=ffff8880175afd68 R15=ffff8880175af968 RIP=ffffffff8135e28e 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 00007f635f757900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f635fd0e618 CR3=00000000204e8000 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=2036303a36353a323120373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035303a36353a3231203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002bcaf 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000056064f6cc524 CR3=000000000dfdc000 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=2b96241418a2f39f3c4aeaaabbf1e90a XMM02=0000000000304198ec2efd57dc4c00df XMM03=000000000030fff0a441f16552a7070e XMM04=b31bf8ab20da745100000000000ae988 XMM05=97e23fa35a947f200000000000321140 XMM06=5b75c91c80445342000000000031fe70 XMM07=e042d86d42eb936e00000000003102c8 XMM08=a441f16552a7070e00000000003041f8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000