[ 39.325172] ------------[ cut here ]------------ [ 39.326137] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.328158] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.329640] Modules linked in: [ 39.330240] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.332270] Tainted: [W]=WARN [ 39.332880] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.334381] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.335312] 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 [ 39.338558] RSP: 0018:ffff888015e6fbc0 EFLAGS: 00010286 [ 39.339562] RAX: 0000000000000000 RBX: ffffed1002bcdf78 RCX: ffffffff813a4050 [ 39.340862] RDX: ffff8880158f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.342165] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bcdf2f [ 39.343450] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.345245] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e6fdf8 [ 39.346562] FS: 00007f5f8341c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.348010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.349077] CR2: 00007ffc5b7cdef7 CR3: 000000000dbfb000 CR4: 0000000000350ef0 [ 39.350398] Call Trace: [ 39.350890] [ 39.351315] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.352219] ? __create_object+0x59/0x80 [ 39.353028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.354020] __vmalloc_noprof+0x59/0x60 [ 39.354780] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.355681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.356615] bpf_prog_alloc+0x39/0x200 [ 39.357310] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.358287] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.359217] do_seccomp+0x349/0x25e0 [ 39.359955] ? find_held_lock+0x2b/0x80 [ 39.360717] ? do_prlimit+0x310/0x610 [ 39.361445] ? __pfx_do_seccomp+0x10/0x10 [ 39.362249] ? do_raw_spin_unlock+0x53/0x220 [ 39.363112] ? _raw_spin_unlock+0x1e/0x40 [ 39.363913] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.364881] ? static_key_count+0x60/0x80 [ 39.365701] prctl_set_seccomp+0x4e/0x70 [ 39.366436] __do_sys_prctl+0xe6c/0x1d70 [ 39.367224] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.368074] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.369047] ? irqentry_exit+0xf3/0x650 [ 39.369840] do_syscall_64+0xbf/0x430 [ 39.370590] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.371558] RIP: 0033:0x7f5f8390e5cd [ 39.372217] 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 [ 39.375437] RSP: 002b:00007ffc5b7cce20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.376798] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5f8390e5cd [ 39.378105] RDX: 000055f958307e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.379393] RBP: 00007ffc5b7cce80 R08: 0000000000000000 R09: 00007ffc5b7cc520 [ 39.380688] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f97f959ad0 [ 39.381986] R13: 00007ffc5b7cd2b0 R14: 000055f97f95abc0 R15: 000055f97f96b780 [ 39.382969] [ 39.383239] irq event stamp: 1793 [ 39.383651] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 39.384625] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 39.385603] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 39.386567] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 39.387370] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.781333] ------------[ cut here ]------------ [ 42.782273] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.784399] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.785927] Modules linked in: [ 42.788009] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.790416] Tainted: [W]=WARN [ 42.791215] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.793136] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.794182] 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 [ 42.797517] RSP: 0018:ffff88801a4b7bc0 EFLAGS: 00010286 [ 42.798484] RAX: 0000000000000000 RBX: ffffed1003496f78 RCX: ffffffff813a4050 [ 42.799867] RDX: ffff88800f1c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.801205] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003496f2f [ 42.802583] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.803903] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4b7df8 [ 42.805245] FS: 00007f6b57537900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.806778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.807894] CR2: 00007ffeb893bef7 CR3: 000000000d67e000 CR4: 0000000000350ef0 [ 42.809228] Call Trace: [ 42.809791] [ 42.810214] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.811159] ? __create_object+0x59/0x80 [ 42.811987] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.813024] __vmalloc_noprof+0x59/0x60 [ 42.813861] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.814861] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.815840] bpf_prog_alloc+0x39/0x200 [ 42.816627] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.817634] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.818606] do_seccomp+0x349/0x25e0 [ 42.819290] ? find_held_lock+0x2b/0x80 [ 42.820137] ? do_prlimit+0x310/0x610 [ 42.820929] ? __pfx_do_seccomp+0x10/0x10 [ 42.821785] ? do_raw_spin_unlock+0x53/0x220 [ 42.822690] ? _raw_spin_unlock+0x1e/0x40 [ 42.823465] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.824475] ? static_key_count+0x60/0x80 [ 42.825329] prctl_set_seccomp+0x4e/0x70 [ 42.826152] __do_sys_prctl+0xe6c/0x1d70 [ 42.827008] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.827930] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.828971] ? irqentry_exit+0xf3/0x650 [ 42.829811] do_syscall_64+0xbf/0x430 [ 42.830591] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.831594] RIP: 0033:0x7f6b57a295cd [ 42.832270] 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 [ 42.835475] RSP: 002b:00007ffeb893a470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.836897] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b57a295cd [ 42.838107] RDX: 000056182a3cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.838935] RBP: 00007ffeb893a4d0 R08: 0000000000000000 R09: 00007ffeb8939b70 [ 42.839760] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618520cd2b0 [ 42.840595] R13: 00007ffeb893a900 R14: 00005618520cfd20 R15: 00005618520e18d0 [ 42.841395] [ 42.841710] irq event stamp: 2037 [ 42.842088] hardirqs last enabled at (2045): [] __up_console_sem+0x78/0x80 [ 42.842996] hardirqs last disabled at (2054): [] __up_console_sem+0x5d/0x80 [ 42.843901] softirqs last enabled at (1842): [] handle_softirqs+0x50c/0x770 [ 42.844813] softirqs last disabled at (1837): [] __irq_exit_rcu+0xc4/0x100 [ 42.845723] ---[ end trace 0000000000000000 ]--- [ 43.529021] ------------[ cut here ]------------ [ 43.529983] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.532070] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.533578] Modules linked in: [ 43.534177] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.536173] Tainted: [W]=WARN [ 43.536765] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.538276] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.539199] 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 [ 43.542404] RSP: 0018:ffff88800f2c7bc0 EFLAGS: 00010286 [ 43.543394] RAX: 0000000000000000 RBX: ffffed1001e58f78 RCX: ffffffff813a4050 [ 43.544697] RDX: ffff888016dfb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.546021] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e58f2f [ 43.547309] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.548613] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f2c7df8 [ 43.549970] FS: 00007fa0fcd74900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.551438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.552525] CR2: 00007fa0fd266580 CR3: 000000000bde1000 CR4: 0000000000350ef0 [ 43.553850] Call Trace: [ 43.554315] [ 43.554782] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.555691] ? __create_object+0x59/0x80 [ 43.556437] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.557435] __vmalloc_noprof+0x59/0x60 [ 43.558210] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.559083] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.560037] bpf_prog_alloc+0x39/0x200 [ 43.560791] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.561746] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.562680] do_seccomp+0x349/0x25e0 [ 43.563362] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.564278] ? __pfx_do_seccomp+0x10/0x10 [ 43.565064] ? find_held_lock+0x2b/0x80 [ 43.565861] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.566842] ? static_key_count+0x60/0x80 [ 43.567694] prctl_set_seccomp+0x4e/0x70 [ 43.568435] __do_sys_prctl+0xe6c/0x1d70 [ 43.569239] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.570120] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.571106] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.572098] ? irqentry_exit+0xf3/0x650 [ 43.572881] do_syscall_64+0xbf/0x430 [ 43.573640] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.574615] RIP: 0033:0x7fa0fd2665cd [ 43.575287] 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 [ 43.578515] RSP: 002b:00007ffde0281fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.579907] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0fd2665cd [ 43.581196] RDX: 0000562f79670e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.582519] RBP: 00007ffde0282020 R08: 0000000000000000 R09: 00007ffde02816c0 [ 43.583831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562fa3988ad0 [ 43.585123] R13: 00007ffde0282450 R14: 0000562fa3989bc0 R15: 0000562fa399a780 [ 43.586461] [ 43.586944] irq event stamp: 1739 [ 43.587591] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 43.589136] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 43.590695] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 43.592255] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 43.593783] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61856' (ECDSA) to the list of known hosts. 2025/11/17 22:19:25 fuzzer started 2025/11/17 22:19:25 dialing manager at localhost:37895 2025/11/17 22:19:25 checking machine... 2025/11/17 22:19:25 checking revisions... [ 44.477717] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:19:25 testing simple program... [ 44.551715] cgroup: Unknown subsys name 'net' [ 44.621161] cgroup: Unknown subsys name 'cpuset' [ 44.635127] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:19:25 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce08a50 RCX=ffff88806ce089a4 RDX=1ffff1100d9c1155 RSI=ffffffff85e1ffe0 RDI=ffffffff83ee88f7 RBP=ffff88806ce08aa8 RSP=ffff88806ce08a30 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000a24e1 R12=ffff88806ce08b18 R13=0000000000000000 R14=ffff88800f1cb780 R15=ffff88800945d3c0 RIP=ffffffff81439dc2 RFL=00000202 [-------] 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 00007f6b57537900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeb8934000 CR3=000000000bceb000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023f2d 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=00007ffc006c1de8 CR3=000000000e08d000 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=c2f6aab42842158927c0f5a2081c6bdd XMM01=887afffaeb3a7230fdbee3810f688f25 XMM02=42d6dbb8f6e0513336fcfe999bbfe541 XMM03=f7da881d066f770a175357591bbdac09 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=0000000000000000000000002d1fccb2 XMM08=28000000d4000000720000002c000000 XMM09=00000000000000000000000000000000 XMM10=df491e393ef37ee163c480f2f176314e XMM11=5615b9bd38889790982f2fd639197352 XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=00000000ffffffff0000000000000068 XMM15=00000000000000000000000000000028