[ 39.445959] ------------[ cut here ]------------ [ 39.446851] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.448804] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 39.450251] Modules linked in: [ 39.450812] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.452715] Tainted: [W]=WARN [ 39.453288] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.454695] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.455563] 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 [ 39.458575] RSP: 0018:ffff888019cefbc0 EFLAGS: 00010286 [ 39.459518] RAX: 0000000000000000 RBX: ffffed100339df78 RCX: ffffffff813a4050 [ 39.460742] RDX: ffff88800f253780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.461972] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100339df2f [ 39.463199] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.464435] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019cefdf8 [ 39.465662] FS: 00007fc7ca1f2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.467065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.468099] CR2: 00007fc7ca6e4580 CR3: 000000000ce52000 CR4: 0000000000350ef0 [ 39.469327] Call Trace: [ 39.469787] [ 39.470227] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.471083] ? __create_object+0x59/0x80 [ 39.471790] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.472710] __vmalloc_noprof+0x59/0x60 [ 39.473432] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.474276] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.475159] bpf_prog_alloc+0x39/0x200 [ 39.475815] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.476696] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.477566] do_seccomp+0x349/0x25e0 [ 39.478273] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.479133] ? __pfx_do_seccomp+0x10/0x10 [ 39.479843] ? find_held_lock+0x2b/0x80 [ 39.480564] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.481483] ? static_key_count+0x60/0x80 [ 39.482259] prctl_set_seccomp+0x4e/0x70 [ 39.482955] __do_sys_prctl+0xe6c/0x1d70 [ 39.483697] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.484509] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.485429] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.486363] ? irqentry_exit+0xf3/0x650 [ 39.487100] do_syscall_64+0xbf/0x430 [ 39.487757] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.488667] RIP: 0033:0x7fc7ca6e45cd [ 39.489339] 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 [ 39.492368] RSP: 002b:00007ffce0fc8b70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.493663] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7ca6e45cd [ 39.494894] RDX: 000055575c614e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.496110] RBP: 00007ffce0fc8bd0 R08: 0000000000000000 R09: 00007ffce0fc8270 [ 39.497326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555787104ad0 [ 39.498571] R13: 00007ffce0fc9000 R14: 0000555787105bc0 R15: 0000555787116780 [ 39.499814] [ 39.500251] irq event stamp: 1701 [ 39.500822] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 39.502291] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 39.503731] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 39.505192] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 39.506640] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.040815] ------------[ cut here ]------------ [ 43.041774] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.043778] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 43.045456] Modules linked in: [ 43.046176] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.048136] Tainted: [W]=WARN [ 43.048686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.050151] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.051072] 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 [ 43.054269] RSP: 0018:ffff88801a147bc0 EFLAGS: 00010286 [ 43.055264] RAX: 0000000000000000 RBX: ffffed1003428f78 RCX: ffffffff813a4050 [ 43.056545] RDX: ffff88800f251bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.057834] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003428f2f [ 43.059142] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.060436] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a147df8 [ 43.061739] FS: 00007ff23d84f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.063185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.064255] CR2: 00007fffd81bcef7 CR3: 000000000b7e9000 CR4: 0000000000350ef0 [ 43.065553] Call Trace: [ 43.066073] [ 43.066497] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.067395] ? __create_object+0x59/0x80 [ 43.068202] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.069179] __vmalloc_noprof+0x59/0x60 [ 43.069911] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.070792] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.071729] bpf_prog_alloc+0x39/0x200 [ 43.072489] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.073424] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.074341] do_seccomp+0x349/0x25e0 [ 43.075079] ? find_held_lock+0x2b/0x80 [ 43.075804] ? do_prlimit+0x310/0x610 [ 43.076561] ? __pfx_do_seccomp+0x10/0x10 [ 43.077359] ? do_raw_spin_unlock+0x53/0x220 [ 43.078225] ? _raw_spin_unlock+0x1e/0x40 [ 43.078992] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.079961] ? static_key_count+0x60/0x80 [ 43.080774] prctl_set_seccomp+0x4e/0x70 [ 43.081556] __do_sys_prctl+0xe6c/0x1d70 [ 43.082368] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.083240] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.084236] ? irqentry_exit+0xf3/0x650 [ 43.084970] do_syscall_64+0xbf/0x430 [ 43.085711] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.086679] RIP: 0033:0x7ff23dd415cd [ 43.087398] 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 [ 43.090609] RSP: 002b:00007fffd81ba5e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.091998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff23dd415cd [ 43.093290] RDX: 0000557e0639fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.094602] RBP: 00007fffd81ba640 R08: 0000000000000000 R09: 00007fffd81b9ce0 [ 43.095890] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557e3cb63ad0 [ 43.097185] R13: 00007fffd81baa70 R14: 0000557e3cb64bc0 R15: 0000557e3cb75780 [ 43.098503] [ 43.098931] irq event stamp: 1861 [ 43.099592] hardirqs last enabled at (1871): [] __up_console_sem+0x78/0x80 [ 43.101147] hardirqs last disabled at (1880): [] __up_console_sem+0x5d/0x80 [ 43.102679] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 43.104233] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 43.105756] ---[ end trace 0000000000000000 ]--- [ 43.912401] ------------[ cut here ]------------ [ 43.913371] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.915395] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.916891] Modules linked in: [ 43.917538] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.919552] Tainted: [W]=WARN [ 43.920158] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.921652] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.922595] 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 [ 43.925829] RSP: 0018:ffff88801bb07bc0 EFLAGS: 00010286 [ 43.926827] RAX: 0000000000000000 RBX: ffffed1003760f78 RCX: ffffffff813a4050 [ 43.928134] RDX: ffff888013bd5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.929442] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003760f2f [ 43.930761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.932065] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bb07df8 [ 43.933362] FS: 00007f816ab08900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.934835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.935915] CR2: 00007ffd73786ef7 CR3: 000000001c4e8000 CR4: 0000000000350ef0 [ 43.937223] Call Trace: [ 43.937693] [ 43.938169] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.939087] ? __create_object+0x59/0x80 [ 43.939840] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.940823] __vmalloc_noprof+0x59/0x60 [ 43.941592] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.942495] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.943447] bpf_prog_alloc+0x39/0x200 [ 43.944209] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.945157] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.946098] do_seccomp+0x349/0x25e0 [ 43.946807] ? find_held_lock+0x2b/0x80 [ 43.947601] ? do_prlimit+0x310/0x610 [ 43.948379] ? __pfx_do_seccomp+0x10/0x10 [ 43.949209] ? do_raw_spin_unlock+0x53/0x220 [ 43.950106] ? _raw_spin_unlock+0x1e/0x40 [ 43.950876] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.951885] ? static_key_count+0x60/0x80 [ 43.952713] prctl_set_seccomp+0x4e/0x70 [ 43.953531] __do_sys_prctl+0xe6c/0x1d70 [ 43.954366] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.955275] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.956298] ? irqentry_exit+0xf3/0x650 [ 43.957104] do_syscall_64+0xbf/0x430 [ 43.957839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.958840] RIP: 0033:0x7f816affa5cd [ 43.959586] 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 [ 43.962951] RSP: 002b:00007ffd73785770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.964383] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f816affa5cd [ 43.965746] RDX: 0000563ecf48ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.967104] RBP: 00007ffd737857d0 R08: 0000000000000000 R09: 00007ffd73784e70 [ 43.968457] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563eda420ad0 [ 43.969824] R13: 00007ffd73785c00 R14: 0000563eda421bc0 R15: 0000563eda432780 [ 43.971194] [ 43.971640] irq event stamp: 1733 [ 43.972322] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 43.973943] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 43.975549] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 43.977171] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 43.978782] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:64924' (ECDSA) to the list of known hosts. 2025/11/18 21:57:26 fuzzer started 2025/11/18 21:57:26 dialing manager at localhost:34383 2025/11/18 21:57:26 checking machine... 2025/11/18 21:57:26 checking revisions... [ 44.863545] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:57:26 testing simple program... [ 44.953622] cgroup: Unknown subsys name 'net' [ 45.019054] cgroup: Unknown subsys name 'cpuset' [ 45.033789] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:57:25 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff888009627784 RDX=1ffff110012c4f11 RSI=ffffffff81b2d6aa RDI=ffff8880096278f8 RBP=ffff8880096278c8 RSP=ffff888009627820 R8 =ffffffff86ab8488 R9 =ffff888009627870 R10=000000000003c9ed R11=00000000000255cb R12=ffff8880096278f8 R13=0000000000000000 R14=ffff888009611bc0 R15=ffff888009472140 RIP=ffffffff8161913f 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000557e3cb60218 CR3=000000000d32a000 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=90ffb8dd7e84eba9d74a7d92c20bcbea XMM02=ec2efd57dc4c00df0000000000302e10 XMM03=cade83495a1911200000000000302ee0 XMM04=53b65709b151570e00000000000ae988 XMM05=bc88f960d4da356a00000000003215d8 XMM06=14648eaa1277bab1000000000031fef0 XMM07=fb795ef6d65770560000000000310690 XMM08=2c67c8bc2e329bc30000000000302e80 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888015d08000 RCX=0000000000000100 RDX=0000000000000008 RSI=ffff888015d08a80 RDI=ffff888015d08000 RBP=ffff888015d08a58 RSP=ffff8880164bf8a0 R8 =0000000000000000 R9 =000000000000009c R10=0000000000000001 R11=0000000000000000 R12=ffff888015d08a80 R13=0000000000000000 R14=0000000000000001 R15=0000000000040000 RIP=ffffffff815273eb RFL=00000047 [---Z-PC] 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 00007ff23d84f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffd81b4000 CR3=000000000c815000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000