[ 46.437841] ------------[ cut here ]------------ [ 46.438526] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.440052] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 46.441120] Modules linked in: [ 46.441550] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.442993] Tainted: [W]=WARN [ 46.443406] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.444559] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.445231] 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 [ 46.447540] RSP: 0018:ffff888016b97bc0 EFLAGS: 00010286 [ 46.448259] RAX: 0000000000000000 RBX: ffffed1002d72f78 RCX: ffffffff813a4050 [ 46.449197] RDX: ffff8880170f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.450119] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d72f2f [ 46.451035] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.451932] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b97df8 [ 46.452849] FS: 00007f123b540900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.453882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.454642] CR2: 00007ffe60a0def7 CR3: 0000000013a14000 CR4: 0000000000350ef0 [ 46.455584] Call Trace: [ 46.455921] [ 46.456245] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.456859] ? __create_object+0x59/0x80 [ 46.457420] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.458116] __vmalloc_noprof+0x59/0x60 [ 46.458637] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.459267] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.459924] bpf_prog_alloc+0x39/0x200 [ 46.460450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.461124] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.461744] do_seccomp+0x349/0x25e0 [ 46.462271] ? find_held_lock+0x2b/0x80 [ 46.462796] ? do_prlimit+0x310/0x610 [ 46.463323] ? __pfx_do_seccomp+0x10/0x10 [ 46.463871] ? do_raw_spin_unlock+0x53/0x220 [ 46.464469] ? _raw_spin_unlock+0x1e/0x40 [ 46.465031] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.465680] ? static_key_count+0x60/0x80 [ 46.466256] prctl_set_seccomp+0x4e/0x70 [ 46.466777] __do_sys_prctl+0xe6c/0x1d70 [ 46.467330] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.467933] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.468629] ? irqentry_exit+0xf3/0x650 [ 46.469173] do_syscall_64+0xbf/0x430 [ 46.469665] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.470336] RIP: 0033:0x7f123ba325cd [ 46.470809] 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 [ 46.473119] RSP: 002b:00007ffe60a0b9a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.474100] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f123ba325cd [ 46.475022] RDX: 0000562634a84e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.475919] RBP: 00007ffe60a0ba00 R08: 0000000000000000 R09: 00007ffe60a0b0a0 [ 46.476850] R10: 0000000000000000 R11: 0000000000000246 R12: 000056266d257ad0 [ 46.477776] R13: 00007ffe60a0be30 R14: 000056266d258bc0 R15: 000056266d269780 [ 46.478710] [ 46.479052] irq event stamp: 1761 [ 46.479495] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 46.480594] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 46.481686] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 46.482792] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 46.483891] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.079845] ------------[ cut here ]------------ [ 49.080678] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.082347] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.083582] Modules linked in: [ 49.084309] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.086038] Tainted: [W]=WARN [ 49.086505] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.087743] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.088503] 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 [ 49.091157] RSP: 0018:ffff88801c17fbc0 EFLAGS: 00010286 [ 49.091944] RAX: 0000000000000000 RBX: ffffed100382ff78 RCX: ffffffff813a4050 [ 49.093014] RDX: ffff88800f970000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.094085] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100382ff2f [ 49.095161] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.096249] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c17fdf8 [ 49.097323] FS: 00007fd7e4f27900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.098576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.099514] CR2: 00007ffce68fdef7 CR3: 000000000df4e000 CR4: 0000000000350ef0 [ 49.100630] Call Trace: [ 49.101060] [ 49.101425] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.102178] ? __create_object+0x59/0x80 [ 49.102825] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.103682] __vmalloc_noprof+0x59/0x60 [ 49.104305] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.105069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.105816] bpf_prog_alloc+0x39/0x200 [ 49.106436] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.107240] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.108016] do_seccomp+0x349/0x25e0 [ 49.108582] ? find_held_lock+0x2b/0x80 [ 49.109220] ? do_prlimit+0x310/0x610 [ 49.109818] ? __pfx_do_seccomp+0x10/0x10 [ 49.110490] ? do_raw_spin_unlock+0x53/0x220 [ 49.111213] ? _raw_spin_unlock+0x1e/0x40 [ 49.111850] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.112660] ? static_key_count+0x60/0x80 [ 49.113335] prctl_set_seccomp+0x4e/0x70 [ 49.113949] __do_sys_prctl+0xe6c/0x1d70 [ 49.114608] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.115327] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.116149] ? irqentry_exit+0xf3/0x650 [ 49.116765] do_syscall_64+0xbf/0x430 [ 49.117411] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.118211] RIP: 0033:0x7fd7e54195cd [ 49.118775] 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 [ 49.121497] RSP: 002b:00007ffce68fc790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.122680] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd7e54195cd [ 49.123817] RDX: 000055f34fbebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.124936] RBP: 00007ffce68fc7f0 R08: 0000000000000000 R09: 00007ffce68fbe90 [ 49.126065] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f37be902b0 [ 49.127176] R13: 00007ffce68fcc20 R14: 000055f37be92d20 R15: 000055f37bea48d0 [ 49.128287] [ 49.128647] irq event stamp: 1895 [ 49.129194] hardirqs last enabled at (1905): [] __up_console_sem+0x78/0x80 [ 49.130479] hardirqs last disabled at (1914): [] __up_console_sem+0x5d/0x80 [ 49.131776] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 49.133080] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 49.134345] ---[ end trace 0000000000000000 ]--- [ 49.826218] ------------[ cut here ]------------ [ 49.826776] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.828073] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/256 [ 49.828976] Modules linked in: [ 49.829410] CPU: 0 UID: 104 PID: 256 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.830650] Tainted: [W]=WARN [ 49.831034] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.831935] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.832511] 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 [ 49.834504] RSP: 0018:ffff8880173dfbc0 EFLAGS: 00010286 [ 49.835124] RAX: 0000000000000000 RBX: ffffed1002e7bf78 RCX: ffffffff813a4050 [ 49.835906] RDX: ffff888017ab5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.836715] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e7bf2f [ 49.837522] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.838329] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173dfdf8 [ 49.839141] FS: 00007f5388954900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.840061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.840699] CR2: 00007f5388e46580 CR3: 000000000cf4a000 CR4: 0000000000350ef0 [ 49.841509] Call Trace: [ 49.841801] [ 49.842081] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.842615] ? __create_object+0x59/0x80 [ 49.843109] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.843698] __vmalloc_noprof+0x59/0x60 [ 49.844183] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.844702] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.845286] bpf_prog_alloc+0x39/0x200 [ 49.845721] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.846299] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.846840] do_seccomp+0x349/0x25e0 [ 49.847299] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.847843] ? __pfx_do_seccomp+0x10/0x10 [ 49.848335] ? find_held_lock+0x2b/0x80 [ 49.848784] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.849388] ? static_key_count+0x60/0x80 [ 49.849862] prctl_set_seccomp+0x4e/0x70 [ 49.850348] __do_sys_prctl+0xe6c/0x1d70 [ 49.850814] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.851563] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.852172] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.852760] ? irqentry_exit+0xf3/0x650 [ 49.853248] do_syscall_64+0xbf/0x430 [ 49.853685] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.854286] RIP: 0033:0x7f5388e465cd [ 49.854702] 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 [ 49.856707] RSP: 002b:00007ffc7d4f4bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.857579] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5388e465cd [ 49.858399] RDX: 0000555a49be6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.859215] RBP: 00007ffc7d4f4c10 R08: 0000000000000000 R09: 00007ffc7d4f42b0 [ 49.860039] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a4c692ad0 [ 49.860817] R13: 00007ffc7d4f5040 R14: 0000555a4c693bc0 R15: 0000555a4c6a4780 [ 49.861637] [ 49.861906] irq event stamp: 1727 [ 49.862319] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 49.863279] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 49.864247] softirqs last enabled at (1258): [] handle_softirqs+0x50c/0x770 [ 49.865218] softirqs last disabled at (1245): [] __irq_exit_rcu+0xc4/0x100 [ 49.866175] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43002' (ECDSA) to the list of known hosts. 2025/11/18 00:17:39 fuzzer started 2025/11/18 00:17:40 dialing manager at localhost:37895 2025/11/18 00:17:40 checking machine... 2025/11/18 00:17:40 checking revisions... [ 50.711616] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:17:40 testing simple program... [ 50.807175] cgroup: Unknown subsys name 'net' [ 50.876253] cgroup: Unknown subsys name 'cpuset' [ 50.900186] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:17:39 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000d40 RDX=0000000000000001 RSI=0000000000000078 RDI=0000000000000d40 RBP=ffff888009a5fd40 RSP=ffff888009a5fca0 R8 =ffff888008c4b780 R9 =0000000000000000 R10=ffff888009c618a0 R11=0000000000000000 R12=ffff888009c618a0 R13=0000000000000078 R14=0000000000000001 R15=0000000000000d40 RIP=ffffffff81b62027 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 00007fd7e4f27900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffce68f6000 CR3=000000000d8da000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080010002 RBX=0000000000000000 RCX=0000000000000001 RDX=ffff888009643780 RSI=ffffffff812c599c RDI=ffffffff87ada040 RBP=ffffffff87ada040 RSP=ffff88806cf08c58 R8 =0000000000000001 R9 =ffffed100d9e1190 R10=0000000000000003 R11=0000000000000001 R12=ffff888009643780 R13=ffff8880096441d8 R14=0000000000000004 R15=ffff8880096441d8 RIP=ffffffff84c7178a RFL=00000086 [--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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd7e54dc650 CR3=000000001390f000 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=37313a303020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3834325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323132 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000