syzkaller login: [ 46.141362] ------------[ cut here ]------------ [ 46.142289] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.144337] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.145837] Modules linked in: [ 46.146437] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.148723] Tainted: [W]=WARN [ 46.149302] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.150788] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.151703] 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 [ 46.154849] RSP: 0018:ffff888015997bc0 EFLAGS: 00010286 [ 46.155822] RAX: 0000000000000000 RBX: ffffed1002b32f78 RCX: ffffffff813a4050 [ 46.157114] RDX: ffff888018b43780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.158424] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b32f2f [ 46.159727] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.161038] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015997df8 [ 46.162347] FS: 00007f6484593900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.163811] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.164906] CR2: 00007f6484a85580 CR3: 0000000010468000 CR4: 0000000000350ef0 [ 46.166220] Call Trace: [ 46.166740] [ 46.167161] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.168093] ? __create_object+0x59/0x80 [ 46.168890] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.169869] __vmalloc_noprof+0x59/0x60 [ 46.170646] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.171494] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.172474] bpf_prog_alloc+0x39/0x200 [ 46.173237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.174173] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.175095] do_seccomp+0x349/0x25e0 [ 46.175827] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.176763] ? __pfx_do_seccomp+0x10/0x10 [ 46.177558] ? find_held_lock+0x2b/0x80 [ 46.178282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.179261] ? static_key_count+0x60/0x80 [ 46.180067] prctl_set_seccomp+0x4e/0x70 [ 46.180862] __do_sys_prctl+0xe6c/0x1d70 [ 46.181655] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.182492] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.183475] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.184486] ? irqentry_exit+0xf3/0x650 [ 46.185267] do_syscall_64+0xbf/0x430 [ 46.186017] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.187005] RIP: 0033:0x7f6484a855cd [ 46.187726] 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 [ 46.190926] RSP: 002b:00007ffeeebbdd70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.192320] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6484a855cd [ 46.193627] RDX: 0000564bb18f7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.194923] RBP: 00007ffeeebbddd0 R08: 0000000000000000 R09: 00007ffeeebbd470 [ 46.196240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564bcabf3b10 [ 46.197554] R13: 00007ffeeebbe200 R14: 0000564bcabf42b0 R15: 0000564bcac086f0 [ 46.198882] [ 46.199321] irq event stamp: 1811 [ 46.199998] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 46.201565] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 46.203114] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 46.204671] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 46.205936] ---[ end trace 0000000000000000 ]--- [ 49.782424] ------------[ cut here ]------------ [ 49.783390] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.785386] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 49.786844] Modules linked in: [ 49.787446] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.789452] Tainted: [W]=WARN [ 49.790056] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.791546] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.792438] 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 [ 49.795684] RSP: 0018:ffff88800ce97bc0 EFLAGS: 00010286 [ 49.796707] RAX: 0000000000000000 RBX: ffffed10019d2f78 RCX: ffffffff813a4050 [ 49.798014] RDX: ffff88800f388000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.799304] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019d2f2f [ 49.800608] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.801917] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ce97df8 [ 49.803198] FS: 00007f472730e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.804657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.805748] CR2: 00007ffca2f32ef8 CR3: 000000001fbd8000 CR4: 0000000000350ef0 [ 49.807035] Call Trace: [ 49.807553] [ 49.807982] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.808889] ? __create_object+0x59/0x80 [ 49.809678] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.810667] __vmalloc_noprof+0x59/0x60 [ 49.811383] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.812271] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.813225] bpf_prog_alloc+0x39/0x200 [ 49.813972] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.814926] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.815834] do_seccomp+0x349/0x25e0 [ 49.816565] ? find_held_lock+0x2b/0x80 [ 49.817305] ? do_prlimit+0x310/0x610 [ 49.818050] ? __pfx_do_seccomp+0x10/0x10 [ 49.818848] ? do_raw_spin_unlock+0x53/0x220 [ 49.819700] ? _raw_spin_unlock+0x1e/0x40 [ 49.820454] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.821436] ? static_key_count+0x60/0x80 [ 49.822231] prctl_set_seccomp+0x4e/0x70 [ 49.823031] __do_sys_prctl+0xe6c/0x1d70 [ 49.823816] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.824699] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.825673] ? irqentry_exit+0xf3/0x650 [ 49.826400] do_syscall_64+0xbf/0x430 [ 49.827138] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.828113] RIP: 0033:0x7f47278005cd [ 49.828824] 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 [ 49.832050] RSP: 002b:00007ffca2f310f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.833408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47278005cd [ 49.834693] RDX: 000055977ca8de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.836004] RBP: 00007ffca2f31150 R08: 0000000000000000 R09: 00007ffca2f307f0 [ 49.837287] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597a0f99ad0 [ 49.838579] R13: 00007ffca2f31580 R14: 00005597a0f9abc0 R15: 00005597a0fab780 [ 49.839890] [ 49.840335] irq event stamp: 1711 [ 49.840990] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 49.842540] hardirqs last disabled at (1738): [] sysvec_apic_timer_interrupt+0xf/0x80 [ 49.844232] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 49.845792] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 49.847297] ---[ end trace 0000000000000000 ]--- [ 50.654462] ------------[ cut here ]------------ [ 50.655716] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.658306] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.660185] Modules linked in: [ 50.661439] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.664155] Tainted: [W]=WARN [ 50.664934] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.666805] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.667999] 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 [ 50.672131] RSP: 0018:ffff888019a3fbc0 EFLAGS: 00010286 [ 50.673120] RAX: 0000000000000000 RBX: ffffed1003347f78 RCX: ffffffff813a4050 [ 50.674374] RDX: ffff888016233780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.675641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003347f2f [ 50.676955] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.678214] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019a3fdf8 [ 50.679486] FS: 00007f146b4f0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.680942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.681989] CR2: 00007ffd03aaaef8 CR3: 000000001043c000 CR4: 0000000000350ef0 [ 50.683249] Call Trace: [ 50.683748] [ 50.684164] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.685040] ? __create_object+0x59/0x80 [ 50.685814] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.686755] __vmalloc_noprof+0x59/0x60 [ 50.687460] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.688330] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.689247] bpf_prog_alloc+0x39/0x200 [ 50.689971] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.690883] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.691769] do_seccomp+0x349/0x25e0 [ 50.692442] ? find_held_lock+0x2b/0x80 [ 50.693198] ? do_prlimit+0x310/0x610 [ 50.693914] ? __pfx_do_seccomp+0x10/0x10 [ 50.694681] ? do_raw_spin_unlock+0x53/0x220 [ 50.695455] ? _raw_spin_unlock+0x1e/0x40 [ 50.696233] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.697170] ? static_key_count+0x60/0x80 [ 50.697952] prctl_set_seccomp+0x4e/0x70 [ 50.698715] __do_sys_prctl+0xe6c/0x1d70 [ 50.699453] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.700310] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.701271] ? irqentry_exit+0xf3/0x650 [ 50.702029] do_syscall_64+0xbf/0x430 [ 50.702763] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.703685] RIP: 0033:0x7f146b9e25cd [ 50.704362] 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 [ 50.707483] RSP: 002b:00007ffd03aa9100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.708870] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f146b9e25cd [ 50.710159] RDX: 000056452aa6ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.711419] RBP: 00007ffd03aa9160 R08: 0000000000000000 R09: 00007ffd03aa8800 [ 50.712701] R10: 0000000000000000 R11: 0000000000000246 R12: 000056454abaab10 [ 50.713968] R13: 00007ffd03aa9590 R14: 000056454abab2b0 R15: 000056454abbf6f0 [ 50.715247] [ 50.715698] irq event stamp: 1857 [ 50.716271] hardirqs last enabled at (1865): [] __up_console_sem+0x78/0x80 [ 50.717534] hardirqs last disabled at (1874): [] __up_console_sem+0x5d/0x80 [ 50.718786] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770 [ 50.720060] softirqs last disabled at (1789): [] __irq_exit_rcu+0xc4/0x100 [ 50.721301] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:65010' (ECDSA) to the list of known hosts. 2025/11/18 15:02:20 fuzzer started 2025/11/18 15:02:20 dialing manager at localhost:34383 2025/11/18 15:02:20 checking machine... 2025/11/18 15:02:20 checking revisions... [ 51.626427] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:02:21 testing simple program... [ 51.724840] cgroup: Unknown subsys name 'net' [ 51.784421] cgroup: Unknown subsys name 'cpuset' [ 51.799987] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:02:20 Registers: info registers vcpu 0 RAX=ffffea0000412b40 RBX=ffff8880104ad2d0 RCX=ffffffff813748f0 RDX=ffff888008c4b780 RSI=ffffffff813746f0 RDI=0000000000000001 RBP=ffff888009627c18 RSP=ffff888009627b58 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffffea0000710b00 R13=0000000000000000 R14=ffff88801c42f968 R15=ffff888009472140 RIP=ffffffff81b2a1bc 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f47278c3650 CR3=000000000bd0d000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=e6210dc0dfac338f00000000000ae988 XMM05=417494b2d8eea699000000000031ff08 XMM06=817b8945e9d50373000000000031ea70 XMM07=fb795ef6d6577056000000000030ec50 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=7255116a1e3a4100 RBX=0000000000000100 RCX=0000000000000100 RDX=0000000000000008 RSI=ffff88800f38dd98 RDI=ffff88800f38d340 RBP=ffff88800f38d340 RSP=ffff88800e17fb78 R8 =0000000000080000 R9 =0000000000000033 R10=0000000000000001 R11=0000000000000000 R12=0000000000000008 R13=0000000000000001 R14=ffff88800f38dd98 R15=0000000000000005 RIP=ffffffff815265c2 RFL=00000006 [-----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 00007f472730e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f47278c5618 CR3=000000001fb39000 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=32303a353120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383734 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000