syzkaller login: [ 45.632404] ------------[ cut here ]------------ [ 45.633347] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.635328] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.636791] Modules linked in: [ 45.637474] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.639472] Tainted: [W]=WARN [ 45.640065] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.641537] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.642465] 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 [ 45.645638] RSP: 0018:ffff888015437bc0 EFLAGS: 00010286 [ 45.646615] RAX: 0000000000000000 RBX: ffffed1002a86f78 RCX: ffffffff813a4050 [ 45.647908] RDX: ffff88800f658000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.649188] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a86f2f [ 45.650483] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.651778] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015437df8 [ 45.653062] FS: 00007fb54ea06900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.654524] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.655576] CR2: 00007fb54eef8580 CR3: 0000000009ee2000 CR4: 0000000000350ef0 [ 45.656882] Call Trace: [ 45.657385] [ 45.657806] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.658727] ? __create_object+0x59/0x80 [ 45.659513] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.660493] __vmalloc_noprof+0x59/0x60 [ 45.661249] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.662113] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.663064] bpf_prog_alloc+0x39/0x200 [ 45.663753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.664686] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.665590] do_seccomp+0x349/0x25e0 [ 45.666324] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.667222] ? __pfx_do_seccomp+0x10/0x10 [ 45.667963] ? find_held_lock+0x2b/0x80 [ 45.668725] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.669681] ? static_key_count+0x60/0x80 [ 45.670471] prctl_set_seccomp+0x4e/0x70 [ 45.671248] __do_sys_prctl+0xe6c/0x1d70 [ 45.671991] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.672872] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.673840] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.675075] ? irqentry_exit+0xf3/0x650 [ 45.675807] do_syscall_64+0xbf/0x430 [ 45.676544] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.677492] RIP: 0033:0x7fb54eef85cd [ 45.678196] 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 [ 45.681382] RSP: 002b:00007ffc99135bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.682752] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb54eef85cd [ 45.684037] RDX: 000056292ec4ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.685322] RBP: 00007ffc99135c30 R08: 0000000000000000 R09: 00007ffc991352d0 [ 45.686610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562951b4e2b0 [ 45.687893] R13: 00007ffc99136060 R14: 0000562951b50d20 R15: 0000562951b628d0 [ 45.689196] [ 45.689622] irq event stamp: 1763 [ 45.690273] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 45.691806] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 45.693341] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770 [ 45.694876] softirqs last disabled at (1633): [] __irq_exit_rcu+0xc4/0x100 [ 45.696382] ---[ end trace 0000000000000000 ]--- [ 48.866098] ------------[ cut here ]------------ [ 48.866986] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.869122] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.870835] Modules linked in: [ 48.871543] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.873548] Tainted: [W]=WARN [ 48.874162] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.875636] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.876561] 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 [ 48.879771] RSP: 0018:ffff88800f397bc0 EFLAGS: 00010286 [ 48.880751] RAX: 0000000000000000 RBX: ffffed1001e72f78 RCX: ffffffff813a4050 [ 48.882039] RDX: ffff8880159d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.883348] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e72f2f [ 48.884643] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.885949] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f397df8 [ 48.887255] FS: 00007f3718642900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.888693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.889764] CR2: 00007f3718b34580 CR3: 000000000ea31000 CR4: 0000000000350ef0 [ 48.891068] Call Trace: [ 48.891536] [ 48.891953] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.892853] ? __create_object+0x59/0x80 [ 48.893642] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.894634] __vmalloc_noprof+0x59/0x60 [ 48.895404] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.896289] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.897234] bpf_prog_alloc+0x39/0x200 [ 48.897926] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.898864] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.899776] do_seccomp+0x349/0x25e0 [ 48.900471] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.901368] ? __pfx_do_seccomp+0x10/0x10 [ 48.902156] ? find_held_lock+0x2b/0x80 [ 48.902875] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.903823] ? static_key_count+0x60/0x80 [ 48.904629] prctl_set_seccomp+0x4e/0x70 [ 48.905409] __do_sys_prctl+0xe6c/0x1d70 [ 48.906185] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.907081] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.907998] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.908980] ? irqentry_exit+0xf3/0x650 [ 48.909742] do_syscall_64+0xbf/0x430 [ 48.910518] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.911451] RIP: 0033:0x7f3718b345cd [ 48.912150] 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 [ 48.915328] RSP: 002b:00007fff6a4639a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.916695] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3718b345cd [ 48.917960] RDX: 000055b5c69ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.919259] RBP: 00007fff6a463a00 R08: 0000000000000000 R09: 00007fff6a4630a0 [ 48.920518] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5c7a72b10 [ 48.921790] R13: 00007fff6a463e30 R14: 000055b5c7a732b0 R15: 000055b5c7a876f0 [ 48.923133] [ 48.923564] irq event stamp: 1919 [ 48.924226] hardirqs last enabled at (1929): [] __up_console_sem+0x78/0x80 [ 48.925763] hardirqs last disabled at (1938): [] __up_console_sem+0x5d/0x80 [ 48.927310] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 48.928857] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 48.930392] ---[ end trace 0000000000000000 ]--- [ 49.703911] ------------[ cut here ]------------ [ 49.705157] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.707751] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.709489] Modules linked in: [ 49.710063] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.712233] Tainted: [W]=WARN [ 49.712816] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.714156] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.715109] 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 [ 49.717956] RSP: 0018:ffff888017befbc0 EFLAGS: 00010286 [ 49.718940] RAX: 0000000000000000 RBX: ffffed1002f7df78 RCX: ffffffff813a4050 [ 49.720177] RDX: ffff888017001bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.721313] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f7df2f [ 49.722656] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.723785] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017befdf8 [ 49.724936] FS: 00007f7358ede900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.726395] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.727334] CR2: 00007fff71a81ef8 CR3: 000000001fd31000 CR4: 0000000000350ef0 [ 49.728609] Call Trace: [ 49.729113] [ 49.729550] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.730348] ? __create_object+0x59/0x80 [ 49.731206] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.732065] __vmalloc_noprof+0x59/0x60 [ 49.732781] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.733540] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.734360] bpf_prog_alloc+0x39/0x200 [ 49.735129] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.736067] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.736794] do_seccomp+0x349/0x25e0 [ 49.737544] ? find_held_lock+0x2b/0x80 [ 49.738250] ? do_prlimit+0x310/0x610 [ 49.738859] ? __pfx_do_seccomp+0x10/0x10 [ 49.739693] ? do_raw_spin_unlock+0x53/0x220 [ 49.740440] ? _raw_spin_unlock+0x1e/0x40 [ 49.741124] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.742123] ? static_key_count+0x60/0x80 [ 49.742878] prctl_set_seccomp+0x4e/0x70 [ 49.743570] __do_sys_prctl+0xe6c/0x1d70 [ 49.744380] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.745132] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.745918] ? irqentry_exit+0xf3/0x650 [ 49.746725] do_syscall_64+0xbf/0x430 [ 49.747477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.748400] RIP: 0033:0x7f73593d05cd [ 49.748999] 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 [ 49.751876] RSP: 002b:00007fff71a7fd70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.753187] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f73593d05cd [ 49.754452] RDX: 000055938aef1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.755561] RBP: 00007fff71a7fdd0 R08: 0000000000000000 R09: 00007fff71a7f470 [ 49.756815] R10: 0000000000000000 R11: 0000000000000246 R12: 000055939c535ad0 [ 49.757952] R13: 00007fff71a80200 R14: 000055939c536bc0 R15: 000055939c547780 [ 49.759101] [ 49.759556] irq event stamp: 1877 [ 49.760233] hardirqs last enabled at (1887): [] __up_console_sem+0x78/0x80 [ 49.761543] hardirqs last disabled at (1896): [] __up_console_sem+0x5d/0x80 [ 49.763045] softirqs last enabled at (1826): [] handle_softirqs+0x50c/0x770 [ 49.764524] softirqs last disabled at (1821): [] __irq_exit_rcu+0xc4/0x100 [ 49.766063] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5998' (ECDSA) to the list of known hosts. 2025/11/19 01:40:10 fuzzer started 2025/11/19 01:40:10 dialing manager at localhost:34383 2025/11/19 01:40:10 checking machine... 2025/11/19 01:40:10 checking revisions... [ 50.768222] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:40:10 testing simple program... [ 50.851504] cgroup: Unknown subsys name 'net' [ 50.910578] cgroup: Unknown subsys name 'cpuset' [ 50.923944] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:40:09 Registers: info registers vcpu 0 RAX=1ffffffff0d570bb RBX=0000000000000001 RCX=ffffffff86ab85d4 RDX=0000000000000000 RSI=dffffc0000000000 RDI=ffff88806ce08a88 RBP=ffff88806ce08a78 RSP=ffff88806ce089b0 R8 =ffffffff86ab85d8 R9 =ffff88806ce08a60 R10=000000000003c9ed R11=00000000000255fd R12=ffff88806ce08a80 R13=ffff88806ce08a68 R14=ffff888016d07b80 R15=ffff88806ce08a20 RIP=ffffffff8135f084 RFL=00000216 [----AP-] 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 00007f3718642900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3718bf9618 CR3=000000000a5be000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000026611 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0cf4607030 CR3=000000000df71000 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=30343a313020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343730 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000