syzkaller login: [ 38.899185] ------------[ cut here ]------------ [ 38.900123] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.902176] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 38.903836] Modules linked in: [ 38.904539] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.906508] Tainted: [W]=WARN [ 38.907063] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.908586] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.909489] 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 [ 38.912702] RSP: 0018:ffff8880168bfbc0 EFLAGS: 00010286 [ 38.913677] RAX: 0000000000000000 RBX: ffffed1002d17f78 RCX: ffffffff813a4050 [ 38.914941] RDX: ffff88800f759bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.916264] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d17f2f [ 38.917543] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.918822] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168bfdf8 [ 38.920159] FS: 00007fad05e94900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.921577] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.922629] CR2: 00007fad06386580 CR3: 000000000e716000 CR4: 0000000000350ef0 [ 38.923954] Call Trace: [ 38.924462] [ 38.924874] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.925768] ? __create_object+0x59/0x80 [ 38.926552] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.927515] __vmalloc_noprof+0x59/0x60 [ 38.928297] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.929117] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.930064] bpf_prog_alloc+0x39/0x200 [ 38.930794] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.931716] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.932654] do_seccomp+0x349/0x25e0 [ 38.933369] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.934257] ? __pfx_do_seccomp+0x10/0x10 [ 38.935006] ? find_held_lock+0x2b/0x80 [ 38.935766] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.936754] ? static_key_count+0x60/0x80 [ 38.937560] prctl_set_seccomp+0x4e/0x70 [ 38.938330] __do_sys_prctl+0xe6c/0x1d70 [ 38.939061] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.939956] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.940901] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.941860] ? irqentry_exit+0xf3/0x650 [ 38.942622] do_syscall_64+0xbf/0x430 [ 38.943355] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.944343] RIP: 0033:0x7fad063865cd [ 38.945009] 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 [ 38.948214] RSP: 002b:00007ffc88b06d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.949595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad063865cd [ 38.950882] RDX: 000055d55416ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.952198] RBP: 00007ffc88b06dd0 R08: 0000000000000000 R09: 00007ffc88b06470 [ 38.953480] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d58bf462b0 [ 38.954757] R13: 00007ffc88b07200 R14: 000055d58bf48d20 R15: 000055d58bf5a8d0 [ 38.956085] [ 38.956558] irq event stamp: 1815 [ 38.957218] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 38.958765] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 38.960335] softirqs last enabled at (1358): [] handle_softirqs+0x50c/0x770 [ 38.961886] softirqs last disabled at (1353): [] __irq_exit_rcu+0xc4/0x100 [ 38.963412] ---[ end trace 0000000000000000 ]--- [ 41.883497] ------------[ cut here ]------------ [ 41.884394] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.886323] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.887739] Modules linked in: [ 41.888363] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.890526] Tainted: [W]=WARN [ 41.891075] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.892578] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.893471] 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 [ 41.896560] RSP: 0018:ffff8880176d7bc0 EFLAGS: 00010286 [ 41.897522] RAX: 0000000000000000 RBX: ffffed1002edaf78 RCX: ffffffff813a4050 [ 41.898777] RDX: ffff888016bb0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.900019] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002edaf2f [ 41.901267] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.902518] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176d7df8 [ 41.903770] FS: 00007f04d90e7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.905177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.906205] CR2: 00007f04d964d4a6 CR3: 000000000be7d000 CR4: 0000000000350ef0 [ 41.907454] Call Trace: [ 41.907917] [ 41.908361] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.909244] ? __create_object+0x59/0x80 [ 41.909963] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.910914] __vmalloc_noprof+0x59/0x60 [ 41.911641] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.912487] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.913391] bpf_prog_alloc+0x39/0x200 [ 41.914061] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.914960] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.915848] do_seccomp+0x349/0x25e0 [ 41.916549] ? find_held_lock+0x2b/0x80 [ 41.917294] ? do_prlimit+0x310/0x610 [ 41.917974] ? __pfx_do_seccomp+0x10/0x10 [ 41.918738] ? do_raw_spin_unlock+0x53/0x220 [ 41.919547] ? _raw_spin_unlock+0x1e/0x40 [ 41.920326] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.921275] ? static_key_count+0x60/0x80 [ 41.922016] prctl_set_seccomp+0x4e/0x70 [ 41.922778] __do_sys_prctl+0xe6c/0x1d70 [ 41.923549] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.924410] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.925354] ? irqentry_exit+0xf3/0x650 [ 41.926058] do_syscall_64+0xbf/0x430 [ 41.926780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.927702] RIP: 0033:0x7f04d95d95cd [ 41.928396] 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 [ 41.931481] RSP: 002b:00007ffc860f3f00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.932819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04d95d95cd [ 41.934067] RDX: 000056328b908e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.935350] RBP: 00007ffc860f3f60 R08: 0000000000000000 R09: 00007ffc860f3600 [ 41.936612] R10: 0000000000000000 R11: 0000000000000246 R12: 000056329d9a82b0 [ 41.937836] R13: 00007ffc860f4390 R14: 000056329d9aad20 R15: 000056329d9bc8d0 [ 41.939091] [ 41.939543] irq event stamp: 1769 [ 41.940197] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 41.941692] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 41.943183] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 41.944630] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 41.945839] ---[ end trace 0000000000000000 ]--- [ 42.622526] ------------[ cut here ]------------ [ 42.623452] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.625452] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.626943] Modules linked in: [ 42.627628] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.629600] Tainted: [W]=WARN [ 42.630200] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.631682] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.632637] 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 [ 42.635819] RSP: 0018:ffff88801bc57bc0 EFLAGS: 00010286 [ 42.636814] RAX: 0000000000000000 RBX: ffffed100378af78 RCX: ffffffff813a4050 [ 42.638097] RDX: ffff888016761bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.639400] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100378af2f [ 42.640688] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.641973] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc57df8 [ 42.643260] FS: 00007fe362941900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.644715] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.645786] CR2: 00007fe362e33580 CR3: 000000000daad000 CR4: 0000000000350ef0 [ 42.647122] Call Trace: [ 42.647628] [ 42.648047] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.648955] ? __create_object+0x59/0x80 [ 42.649730] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.650716] __vmalloc_noprof+0x59/0x60 [ 42.651468] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.652358] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.653292] bpf_prog_alloc+0x39/0x200 [ 42.653984] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.654899] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.655809] do_seccomp+0x349/0x25e0 [ 42.656543] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.657440] ? __pfx_do_seccomp+0x10/0x10 [ 42.658227] ? find_held_lock+0x2b/0x80 [ 42.658937] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.659915] ? static_key_count+0x60/0x80 [ 42.660725] prctl_set_seccomp+0x4e/0x70 [ 42.661506] __do_sys_prctl+0xe6c/0x1d70 [ 42.662285] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.663091] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.664080] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.665026] ? irqentry_exit+0xf3/0x650 [ 42.665786] do_syscall_64+0xbf/0x430 [ 42.666535] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.667497] RIP: 0033:0x7fe362e335cd [ 42.668224] 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 [ 42.671411] RSP: 002b:00007ffc082b4560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.672773] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe362e335cd [ 42.674052] RDX: 0000562a13dabe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.675325] RBP: 00007ffc082b45c0 R08: 0000000000000000 R09: 00007ffc082b3c60 [ 42.676621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562a4f5f8ad0 [ 42.677894] R13: 00007ffc082b49f0 R14: 0000562a4f5f9bc0 R15: 0000562a4f60a780 [ 42.679202] [ 42.679633] irq event stamp: 1799 [ 42.680287] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 42.681807] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 42.683321] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 42.684879] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 42.686391] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51919' (ECDSA) to the list of known hosts. 2025/11/18 20:36:59 fuzzer started 2025/11/18 20:36:59 dialing manager at localhost:34383 2025/11/18 20:36:59 checking machine... 2025/11/18 20:36:59 checking revisions... [ 43.581617] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:37:00 testing simple program... [ 43.658346] cgroup: Unknown subsys name 'net' [ 43.727598] cgroup: Unknown subsys name 'cpuset' [ 43.748190] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:36:59 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888015c47858 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffff88801cd204d8 RBP=ffff88801cd204d8 RSP=ffff888015c47748 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88800f88d340 R13=ffff888015c47870 R14=00000000ffffffff R15=ffff888015c47df0 RIP=ffffffff84c720b8 RFL=00000046 [---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 00007f04d90e7900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc860ee000 CR3=000000000c297000 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=6c697473206e61632073726573552023 XMM01=20656c706f657020726568746f20776f XMM02=0000000000000000000000000000ffff XMM03=796e6120776f6c6c6120746f6e206f74 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff0000ffffffff00ffffffffffffffff XMM08=6120776f6c6c6120746f6e206f740000 XMM09=00000000000000000000000000000000 XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002316b 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=00000202 [-------] 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffffb2e67f8 CR3=0000000009ca9000 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=36333a303220383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343731 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000