[ 38.935017] ------------[ cut here ]------------ [ 38.936044] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.938244] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.939831] Modules linked in: [ 38.940503] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.942648] Tainted: [W]=WARN [ 38.943300] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.944886] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.945836] 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 [ 38.949293] RSP: 0018:ffff888015f97bc0 EFLAGS: 00010286 [ 38.950353] RAX: 0000000000000000 RBX: ffffed1002bf2f78 RCX: ffffffff813a4050 [ 38.951722] RDX: ffff88800f218000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.953102] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf2f2f [ 38.954501] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.955896] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015f97df8 [ 38.957303] FS: 00007fa1d900e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.958831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.959991] CR2: 00007ffe7236cef7 CR3: 000000000e410000 CR4: 0000000000350ef0 [ 38.961374] Call Trace: [ 38.961935] [ 38.962379] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.963366] ? __create_object+0x59/0x80 [ 38.964215] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.965281] __vmalloc_noprof+0x59/0x60 [ 38.966110] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.967057] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.968082] bpf_prog_alloc+0x39/0x200 [ 38.968829] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.969893] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.970823] do_seccomp+0x349/0x25e0 [ 38.971614] ? find_held_lock+0x2b/0x80 [ 38.972446] ? do_prlimit+0x310/0x610 [ 38.973280] ? __pfx_do_seccomp+0x10/0x10 [ 38.974146] ? do_raw_spin_unlock+0x53/0x220 [ 38.975053] ? _raw_spin_unlock+0x1e/0x40 [ 38.975833] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.976910] ? static_key_count+0x60/0x80 [ 38.977724] prctl_set_seccomp+0x4e/0x70 [ 38.978570] __do_sys_prctl+0xe6c/0x1d70 [ 38.979415] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.980340] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.981393] ? irqentry_exit+0xf3/0x650 [ 38.982236] do_syscall_64+0xbf/0x430 [ 38.983043] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.984080] RIP: 0033:0x7fa1d95005cd [ 38.984792] 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 [ 38.988190] RSP: 002b:00007ffe7236afa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.989679] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1d95005cd [ 38.990948] RDX: 0000562d81b81e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.992158] RBP: 00007ffe7236b000 R08: 0000000000000000 R09: 00007ffe7236a6a0 [ 38.993368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562dae35ead0 [ 38.994585] R13: 00007ffe7236b430 R14: 0000562dae35fbc0 R15: 0000562dae370780 [ 38.996057] [ 38.996550] irq event stamp: 1759 [ 38.997198] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 38.998734] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 39.000182] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 39.001691] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 39.003141] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.615246] ------------[ cut here ]------------ [ 41.616183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.618194] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.619682] Modules linked in: [ 41.620345] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.622601] Tainted: [W]=WARN [ 41.623545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.625023] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.626008] 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 [ 41.629218] RSP: 0018:ffff888017f8fbc0 EFLAGS: 00010286 [ 41.630209] RAX: 0000000000000000 RBX: ffffed1002ff1f78 RCX: ffffffff813a4050 [ 41.631485] RDX: ffff88801616d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.632760] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ff1f2f [ 41.634070] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.635415] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f8fdf8 [ 41.636697] FS: 00007f4b079ec900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.638160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.639223] CR2: 00007f4b07f524a6 CR3: 000000000e290000 CR4: 0000000000350ef0 [ 41.640512] Call Trace: [ 41.641017] [ 41.641436] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.642329] ? __create_object+0x59/0x80 [ 41.643142] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.644142] __vmalloc_noprof+0x59/0x60 [ 41.644848] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.645752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.646685] bpf_prog_alloc+0x39/0x200 [ 41.647454] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.648403] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.649323] do_seccomp+0x349/0x25e0 [ 41.650065] ? find_held_lock+0x2b/0x80 [ 41.650778] ? do_prlimit+0x310/0x610 [ 41.651532] ? __pfx_do_seccomp+0x10/0x10 [ 41.652323] ? do_raw_spin_unlock+0x53/0x220 [ 41.653180] ? _raw_spin_unlock+0x1e/0x40 [ 41.653961] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.654931] ? static_key_count+0x60/0x80 [ 41.655701] prctl_set_seccomp+0x4e/0x70 [ 41.656484] __do_sys_prctl+0xe6c/0x1d70 [ 41.657277] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.658136] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.659117] ? irqentry_exit+0xf3/0x650 [ 41.659832] do_syscall_64+0xbf/0x430 [ 41.660583] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.661547] RIP: 0033:0x7f4b07ede5cd [ 41.662588] 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 [ 41.665723] RSP: 002b:00007ffe684fc150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.667075] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4b07ede5cd [ 41.668382] RDX: 0000561eafd18e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.669682] RBP: 00007ffe684fc1b0 R08: 0000000000000000 R09: 00007ffe684fb850 [ 41.670964] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ebdc242b0 [ 41.672244] R13: 00007ffe684fc5e0 R14: 0000561ebdc26d20 R15: 0000561ebdc388d0 [ 41.673561] [ 41.674024] irq event stamp: 1877 [ 41.674632] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 41.676131] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 41.677656] softirqs last enabled at (1864): [] handle_softirqs+0x50c/0x770 [ 41.679016] softirqs last disabled at (1859): [] __irq_exit_rcu+0xc4/0x100 [ 41.680275] ---[ end trace 0000000000000000 ]--- [ 42.459845] ------------[ cut here ]------------ [ 42.460774] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.462596] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.463799] Modules linked in: [ 42.464321] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.465975] Tainted: [W]=WARN [ 42.466501] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.468009] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.468736] 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 [ 42.471356] RSP: 0018:ffff8880179a7bc0 EFLAGS: 00010286 [ 42.472156] RAX: 0000000000000000 RBX: ffffed1002f34f78 RCX: ffffffff813a4050 [ 42.473230] RDX: ffff8880190db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.474290] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f34f2f [ 42.475346] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.476398] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179a7df8 [ 42.477458] FS: 00007f9db2b88900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.478667] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.479550] CR2: 00007ffeaf69eef7 CR3: 000000000c421000 CR4: 0000000000350ef0 [ 42.480605] Call Trace: [ 42.481021] [ 42.481379] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.482115] ? __create_object+0x59/0x80 [ 42.482732] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.483527] __vmalloc_noprof+0x59/0x60 [ 42.484149] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.484826] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.485604] bpf_prog_alloc+0x39/0x200 [ 42.486398] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.487180] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.487995] do_seccomp+0x349/0x25e0 [ 42.488555] ? find_held_lock+0x2b/0x80 [ 42.489211] ? do_prlimit+0x310/0x610 [ 42.489795] ? __pfx_do_seccomp+0x10/0x10 [ 42.490435] ? do_raw_spin_unlock+0x53/0x220 [ 42.491137] ? _raw_spin_unlock+0x1e/0x40 [ 42.491750] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.492553] ? static_key_count+0x60/0x80 [ 42.493242] prctl_set_seccomp+0x4e/0x70 [ 42.494480] __do_sys_prctl+0xe6c/0x1d70 [ 42.495244] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.495951] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.496723] ? irqentry_exit+0xf3/0x650 [ 42.497387] do_syscall_64+0xbf/0x430 [ 42.498012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.498768] RIP: 0033:0x7f9db307a5cd [ 42.499362] 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 [ 42.502048] RSP: 002b:00007ffeaf69cf60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.503179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9db307a5cd [ 42.504260] RDX: 00005615f75dde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.505351] RBP: 00007ffeaf69cfc0 R08: 0000000000000000 R09: 00007ffeaf69c660 [ 42.506577] R10: 0000000000000000 R11: 0000000000000246 R12: 000056160af2bad0 [ 42.507669] R13: 00007ffeaf69d3f0 R14: 000056160af2cbc0 R15: 000056160af3d780 [ 42.508767] [ 42.509180] irq event stamp: 1851 [ 42.509686] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 42.511101] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 42.512399] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 42.513703] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 42.514982] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11476' (ECDSA) to the list of known hosts. 2025/11/18 13:40:39 fuzzer started 2025/11/18 13:40:40 dialing manager at localhost:34383 2025/11/18 13:40:40 checking machine... 2025/11/18 13:40:40 checking revisions... [ 43.432702] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:40:40 testing simple program... [ 43.522092] cgroup: Unknown subsys name 'net' [ 43.582224] cgroup: Unknown subsys name 'cpuset' [ 43.594578] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:40:39 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff86ab8e20 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888009627898 RSP=ffff8880096277d0 R8 =ffffffff86ab8e24 R9 =ffff888009627880 R10=000000000003c9ed R11=0000000000025764 R12=ffff8880096278a0 R13=ffff888009627888 R14=ffff888009627bb0 R15=ffff888009627840 RIP=ffffffff8135f0de RFL=00000246 [---Z-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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4b07fa3618 CR3=000000001fd68000 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=30343a333120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732039333a3034 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343737 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001e28f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fccc8d6d008 CR3=000000000e3a1000 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=2039333a30343a333120383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038333a30343a3331203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000