[ 39.246560] ------------[ cut here ]------------ [ 39.247542] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.249833] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.251347] Modules linked in: [ 39.252036] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.254131] Tainted: [W]=WARN [ 39.254731] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.256251] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.257216] 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 [ 39.260510] RSP: 0018:ffff888019947bc0 EFLAGS: 00010286 [ 39.261546] RAX: 0000000000000000 RBX: ffffed1003328f78 RCX: ffffffff813a4050 [ 39.262898] RDX: ffff888015315340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.264251] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003328f2f [ 39.265617] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.267771] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019947df8 [ 39.269207] FS: 00007fe2d2b98900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.270706] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.271834] CR2: 00007fe2d30fe4a6 CR3: 000000000d743000 CR4: 0000000000350ef0 [ 39.273044] Call Trace: [ 39.273433] [ 39.273771] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.274556] ? __create_object+0x59/0x80 [ 39.275269] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.276226] __vmalloc_noprof+0x59/0x60 [ 39.277009] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.277876] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.278831] bpf_prog_alloc+0x39/0x200 [ 39.279534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.280478] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.281368] do_seccomp+0x349/0x25e0 [ 39.282119] ? find_held_lock+0x2b/0x80 [ 39.282899] ? do_prlimit+0x310/0x610 [ 39.283626] ? __pfx_do_seccomp+0x10/0x10 [ 39.284429] ? do_raw_spin_unlock+0x53/0x220 [ 39.285251] ? _raw_spin_unlock+0x1e/0x40 [ 39.286026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.286986] ? static_key_count+0x60/0x80 [ 39.287744] prctl_set_seccomp+0x4e/0x70 [ 39.288519] __do_sys_prctl+0xe6c/0x1d70 [ 39.289299] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.290153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.291102] ? irqentry_exit+0xf3/0x650 [ 39.291857] do_syscall_64+0xbf/0x430 [ 39.292551] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.293493] RIP: 0033:0x7fe2d308a5cd [ 39.294193] 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 [ 39.297350] RSP: 002b:00007fff68a85f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.298704] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2d308a5cd [ 39.299981] RDX: 000055a569ecee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.301282] RBP: 00007fff68a85fa0 R08: 0000000000000000 R09: 00007fff68a85640 [ 39.302564] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a57f8dcad0 [ 39.303871] R13: 00007fff68a863d0 R14: 000055a57f8ddbc0 R15: 000055a57f8ee780 [ 39.305164] [ 39.305592] irq event stamp: 1769 [ 39.306236] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 39.307753] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.309298] softirqs last enabled at (1382): [] handle_softirqs+0x50c/0x770 [ 39.310824] softirqs last disabled at (1375): [] __irq_exit_rcu+0xc4/0x100 [ 39.312319] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.095169] ------------[ cut here ]------------ [ 42.096020] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.097863] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.099340] Modules linked in: [ 42.099963] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.101725] Tainted: [W]=WARN [ 42.102256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.103558] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.104377] 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 [ 42.107180] RSP: 0018:ffff888019b17bc0 EFLAGS: 00010286 [ 42.108045] RAX: 0000000000000000 RBX: ffffed1003362f78 RCX: ffffffff813a4050 [ 42.109217] RDX: ffff888019d45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.110367] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003362f2f [ 42.111522] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.112664] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b17df8 [ 42.113817] FS: 00007fbb1d40b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.115111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.116052] CR2: 00007ffcaf298ef7 CR3: 000000000b902000 CR4: 0000000000350ef0 [ 42.117195] Call Trace: [ 42.117607] [ 42.118010] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.118816] ? __create_object+0x59/0x80 [ 42.119473] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.120341] __vmalloc_noprof+0x59/0x60 [ 42.121049] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.121838] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.122622] bpf_prog_alloc+0x39/0x200 [ 42.123273] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.124101] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.124907] do_seccomp+0x349/0x25e0 [ 42.125507] ? find_held_lock+0x2b/0x80 [ 42.126183] ? do_prlimit+0x310/0x610 [ 42.126857] ? __pfx_do_seccomp+0x10/0x10 [ 42.127517] ? do_raw_spin_unlock+0x53/0x220 [ 42.128264] ? _raw_spin_unlock+0x1e/0x40 [ 42.128978] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.129850] ? static_key_count+0x60/0x80 [ 42.130525] prctl_set_seccomp+0x4e/0x70 [ 42.131217] __do_sys_prctl+0xe6c/0x1d70 [ 42.131906] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.132637] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.133499] ? irqentry_exit+0xf3/0x650 [ 42.134171] do_syscall_64+0xbf/0x430 [ 42.134835] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.135636] RIP: 0033:0x7fbb1d8fd5cd [ 42.136260] 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 [ 42.139092] RSP: 002b:00007ffcaf2965f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.140322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb1d8fd5cd [ 42.141493] RDX: 000055c34bf4ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.142634] RBP: 00007ffcaf296650 R08: 0000000000000000 R09: 00007ffcaf295cf0 [ 42.143795] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3862a02b0 [ 42.144966] R13: 00007ffcaf296a80 R14: 000055c3862a2d20 R15: 000055c3862b48d0 [ 42.146118] [ 42.146491] irq event stamp: 1829 [ 42.147067] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 42.148441] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 42.149801] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 42.151162] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 42.152509] ---[ end trace 0000000000000000 ]--- [ 42.772989] ------------[ cut here ]------------ [ 42.773945] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.775996] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.777473] Modules linked in: [ 42.778124] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.780101] Tainted: [W]=WARN [ 42.780671] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.782134] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.783042] 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 [ 42.786288] RSP: 0018:ffff88801858fbc0 EFLAGS: 00010286 [ 42.787274] RAX: 0000000000000000 RBX: ffffed10030b1f78 RCX: ffffffff813a4050 [ 42.788575] RDX: ffff8880161c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.789857] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030b1f2f [ 42.791136] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.792433] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801858fdf8 [ 42.793722] FS: 00007f9a663a4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.795165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.796230] CR2: 00007f9a66896580 CR3: 000000001fffe000 CR4: 0000000000350ef0 [ 42.797536] Call Trace: [ 42.798045] [ 42.798457] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.799360] ? __create_object+0x59/0x80 [ 42.800152] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.801153] __vmalloc_noprof+0x59/0x60 [ 42.801922] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.802753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.803697] bpf_prog_alloc+0x39/0x200 [ 42.804448] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.805384] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.806294] do_seccomp+0x349/0x25e0 [ 42.807021] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.807913] ? __pfx_do_seccomp+0x10/0x10 [ 42.808668] ? find_held_lock+0x2b/0x80 [ 42.809426] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.810387] ? static_key_count+0x60/0x80 [ 42.811192] prctl_set_seccomp+0x4e/0x70 [ 42.811976] __do_sys_prctl+0xe6c/0x1d70 [ 42.812741] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.813608] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.814581] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.815550] ? irqentry_exit+0xf3/0x650 [ 42.816317] do_syscall_64+0xbf/0x430 [ 42.817078] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.818032] RIP: 0033:0x7f9a668965cd [ 42.818699] 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 [ 42.821861] RSP: 002b:00007ffe0b708630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.823229] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a668965cd [ 42.824534] RDX: 000055e3a09cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.825816] RBP: 00007ffe0b708690 R08: 0000000000000000 R09: 00007ffe0b707d30 [ 42.827104] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e3c971bb10 [ 42.828418] R13: 00007ffe0b708ac0 R14: 000055e3c971c2b0 R15: 000055e3c97306f0 [ 42.829729] [ 42.830203] irq event stamp: 1749 [ 42.830849] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 42.832391] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 42.833920] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.835471] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 42.837005] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46729' (ECDSA) to the list of known hosts. 2025/11/18 07:41:07 fuzzer started 2025/11/18 07:41:07 dialing manager at localhost:37895 2025/11/18 07:41:07 checking machine... 2025/11/18 07:41:07 checking revisions... [ 43.781705] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:41:08 testing simple program... [ 43.866209] cgroup: Unknown subsys name 'net' [ 43.917506] cgroup: Unknown subsys name 'cpuset' [ 43.931348] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:41:06 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888009627728 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011d83 R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff888009627830 RIP=ffffffff81b2ace4 RFL=00000297 [--S-APC] 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 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbb1d3b0008 CR3=000000001fdc6000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000004 RCX=0000000000000008 RDX=0000000000000003 RSI=ffff88801518c250 RDI=ffff88801518b780 RBP=ffff88801518b780 RSP=ffff888015d6f8f0 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000000 R12=0000000000000002 R13=ffff88801518c1d8 R14=0000000000000000 R15=ffff888019bfd340 RIP=ffffffff81526cf0 RFL=00000002 [-------] 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 00007f8657fff700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f479bad8000 CR3=000000000d193000 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=2036303a31343a373020383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036303a31343a3730203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000