[ 46.270541] ------------[ cut here ]------------ [ 46.271455] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.273536] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.274996] Modules linked in: [ 46.275583] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.277534] Tainted: [W]=WARN [ 46.278109] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.279546] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.280446] 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 [ 46.283734] RSP: 0018:ffff88800ea7fbc0 EFLAGS: 00010286 [ 46.284720] RAX: 0000000000000000 RBX: ffffed1001d4ff78 RCX: ffffffff813a4050 [ 46.285995] RDX: ffff88801610b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.287254] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d4ff2f [ 46.288515] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.289807] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ea7fdf8 [ 46.291065] FS: 00007fc3c29f6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.292493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.293572] CR2: 00007fc3c2ee8580 CR3: 000000000e98d000 CR4: 0000000000350ef0 [ 46.294851] Call Trace: [ 46.295304] [ 46.295747] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.296602] ? __create_object+0x59/0x80 [ 46.297396] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.298358] __vmalloc_noprof+0x59/0x60 [ 46.299113] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.299972] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.300890] bpf_prog_alloc+0x39/0x200 [ 46.301572] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.302500] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.303399] do_seccomp+0x349/0x25e0 [ 46.304116] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.305028] ? __pfx_do_seccomp+0x10/0x10 [ 46.305799] ? find_held_lock+0x2b/0x80 [ 46.306513] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.307480] ? static_key_count+0x60/0x80 [ 46.308288] prctl_set_seccomp+0x4e/0x70 [ 46.309059] __do_sys_prctl+0xe6c/0x1d70 [ 46.309844] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.310654] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.311620] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.312572] ? irqentry_exit+0xf3/0x650 [ 46.313350] do_syscall_64+0xbf/0x430 [ 46.314099] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.315050] RIP: 0033:0x7fc3c2ee85cd [ 46.315746] 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 [ 46.318920] RSP: 002b:00007ffd99a37b70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.320284] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc3c2ee85cd [ 46.321591] RDX: 000055eec10e6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.322849] RBP: 00007ffd99a37bd0 R08: 0000000000000000 R09: 00007ffd99a37270 [ 46.324119] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eeda3a9ad0 [ 46.325404] R13: 00007ffd99a38000 R14: 000055eeda3aabc0 R15: 000055eeda3bb780 [ 46.326725] [ 46.327145] irq event stamp: 1749 [ 46.327777] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 46.329305] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 46.330830] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 46.332358] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 46.333886] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.652068] ------------[ cut here ]------------ [ 49.652918] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.654660] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.655916] Modules linked in: [ 49.656435] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.659350] Tainted: [W]=WARN [ 49.659939] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.661478] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.662255] 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 [ 49.665070] RSP: 0018:ffff88801ba7fbc0 EFLAGS: 00010286 [ 49.665902] RAX: 0000000000000000 RBX: ffffed100374ff78 RCX: ffffffff813a4050 [ 49.666988] RDX: ffff8880189fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.668081] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100374ff2f [ 49.669275] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.670365] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ba7fdf8 [ 49.671449] FS: 00007f7eb6f1b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.672714] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.673585] CR2: 00007fffafd83ef8 CR3: 000000001c2fa000 CR4: 0000000000350ef0 [ 49.674688] Call Trace: [ 49.675080] [ 49.675439] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.676206] ? __create_object+0x59/0x80 [ 49.676928] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.677777] __vmalloc_noprof+0x59/0x60 [ 49.678392] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.679128] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.679962] bpf_prog_alloc+0x39/0x200 [ 49.680571] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.681391] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.682144] do_seccomp+0x349/0x25e0 [ 49.682782] ? find_held_lock+0x2b/0x80 [ 49.683396] ? do_prlimit+0x310/0x610 [ 49.684026] ? __pfx_do_seccomp+0x10/0x10 [ 49.684740] ? do_raw_spin_unlock+0x53/0x220 [ 49.685414] ? _raw_spin_unlock+0x1e/0x40 [ 49.686092] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.686932] ? static_key_count+0x60/0x80 [ 49.687584] prctl_set_seccomp+0x4e/0x70 [ 49.688264] __do_sys_prctl+0xe6c/0x1d70 [ 49.688949] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.689651] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.690491] ? irqentry_exit+0xf3/0x650 [ 49.691140] do_syscall_64+0xbf/0x430 [ 49.691774] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.692558] RIP: 0033:0x7f7eb740d5cd [ 49.693175] 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 [ 49.695866] RSP: 002b:00007fffafd82030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.697167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7eb740d5cd [ 49.698553] RDX: 000055c5a18bee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.699935] RBP: 00007fffafd82090 R08: 0000000000000000 R09: 00007fffafd81730 [ 49.701344] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5cc99bad0 [ 49.702657] R13: 00007fffafd824c0 R14: 000055c5cc99cbc0 R15: 000055c5cc9ad780 [ 49.703830] [ 49.704194] irq event stamp: 2065 [ 49.704793] hardirqs last enabled at (2075): [] __up_console_sem+0x78/0x80 [ 49.706108] hardirqs last disabled at (2084): [] __up_console_sem+0x5d/0x80 [ 49.707428] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 49.708768] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 49.710074] ---[ end trace 0000000000000000 ]--- [ 50.538373] ------------[ cut here ]------------ [ 50.539319] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.541469] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.543032] Modules linked in: [ 50.543663] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.545754] Tainted: [W]=WARN [ 50.546312] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.547845] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.548799] 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 [ 50.552058] RSP: 0018:ffff88801628fbc0 EFLAGS: 00010286 [ 50.553083] RAX: 0000000000000000 RBX: ffffed1002c51f78 RCX: ffffffff813a4050 [ 50.554421] RDX: ffff88800f36b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.555757] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c51f2f [ 50.557105] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.558435] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801628fdf8 [ 50.559775] FS: 00007f1b5f1b1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.561268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.562398] CR2: 00007f1b5f6a3580 CR3: 000000001c286000 CR4: 0000000000350ef0 [ 50.563756] Call Trace: [ 50.564228] [ 50.564732] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.565617] ? __create_object+0x59/0x80 [ 50.566435] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.567451] __vmalloc_noprof+0x59/0x60 [ 50.568245] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.569169] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.570148] bpf_prog_alloc+0x39/0x200 [ 50.570922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.572135] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.573327] do_seccomp+0x349/0x25e0 [ 50.574267] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.575295] ? __pfx_do_seccomp+0x10/0x10 [ 50.576146] ? find_held_lock+0x2b/0x80 [ 50.576969] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.577982] ? static_key_count+0x60/0x80 [ 50.578825] prctl_set_seccomp+0x4e/0x70 [ 50.579596] __do_sys_prctl+0xe6c/0x1d70 [ 50.580417] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.581469] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.582491] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.583510] ? irqentry_exit+0xf3/0x650 [ 50.584300] do_syscall_64+0xbf/0x430 [ 50.585102] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.586097] RIP: 0033:0x7f1b5f6a35cd [ 50.586840] 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 [ 50.590102] RSP: 002b:00007ffcee6f0a80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.591514] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b5f6a35cd [ 50.592881] RDX: 000055e258f28e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.594200] RBP: 00007ffcee6f0ae0 R08: 0000000000000000 R09: 00007ffcee6f0180 [ 50.595519] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e281de8ad0 [ 50.596834] R13: 00007ffcee6f0f10 R14: 000055e281de9bc0 R15: 000055e281dfa780 [ 50.598169] [ 50.598609] irq event stamp: 1795 [ 50.599272] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 50.600857] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 50.602409] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 50.603973] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 50.605443] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:64579' (ECDSA) to the list of known hosts. 2025/11/18 06:54:14 fuzzer started 2025/11/18 06:54:14 dialing manager at localhost:37895 2025/11/18 06:54:14 checking machine... 2025/11/18 06:54:14 checking revisions... [ 51.577851] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:54:15 testing simple program... [ 51.667382] cgroup: Unknown subsys name 'net' [ 51.723941] cgroup: Unknown subsys name 'cpuset' [ 51.738508] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:54:13 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81618fa0 RCX=ffff88806ce089c4 RDX=1ffff1100d9c1159 RSI=ffffffff8135e4bd RDI=ffff88806ce08b38 RBP=ffff88806ce08b08 RSP=ffff88806ce08a68 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=000000000000e7d2 R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff888013ab8000 R15=ffff88800945d3c0 RIP=ffffffff81618fae RFL=00000286 [--S--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 00007f7eb6f1b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffafd7c000 CR3=000000001f52f000 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=00000000000253b9 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=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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7232ef3700 CR3=000000000df1c000 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=15fdf683b1a2c690a5485d3f1a42f96e XMM02=2c67c8bc2e329bc30000000000304978 XMM03=fb795ef6d6577056000000000030f300 XMM04=1115122a78da9b9a00000000000ae988 XMM05=090f1556b20111b3000000000031f940 XMM06=5b75c91c80445342000000000031f7c8 XMM07=e042d86d42eb936e000000000030fdb0 XMM08=930edfbce8d0bb8800000000003049d8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000