[ 39.139997] ------------[ cut here ]------------ [ 39.140930] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.142968] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.144437] Modules linked in: [ 39.145031] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.147043] Tainted: [W]=WARN [ 39.147630] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.149118] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.150039] 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 [ 39.153234] RSP: 0018:ffff8880189b7bc0 EFLAGS: 00010286 [ 39.154241] RAX: 0000000000000000 RBX: ffffed1003136f78 RCX: ffffffff813a4050 [ 39.155558] RDX: ffff888016e70000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.156863] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003136f2f [ 39.158181] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.159489] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880189b7df8 [ 39.160806] FS: 00007f4dc18d7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.162250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.163344] CR2: 00007f4dc1e3d4a6 CR3: 000000000d6e2000 CR4: 0000000000350ef0 [ 39.164648] Call Trace: [ 39.165127] [ 39.165592] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.166512] ? __create_object+0x59/0x80 [ 39.167331] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.168324] __vmalloc_noprof+0x59/0x60 [ 39.169051] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.169930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.170874] bpf_prog_alloc+0x39/0x200 [ 39.171614] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.172554] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.173480] do_seccomp+0x349/0x25e0 [ 39.174214] ? find_held_lock+0x2b/0x80 [ 39.174960] ? do_prlimit+0x310/0x610 [ 39.175713] ? __pfx_do_seccomp+0x10/0x10 [ 39.176516] ? do_raw_spin_unlock+0x53/0x220 [ 39.177361] ? _raw_spin_unlock+0x1e/0x40 [ 39.178106] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.179101] ? static_key_count+0x60/0x80 [ 39.179898] prctl_set_seccomp+0x4e/0x70 [ 39.180668] __do_sys_prctl+0xe6c/0x1d70 [ 39.181462] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.182337] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.183330] ? irqentry_exit+0xf3/0x650 [ 39.184053] do_syscall_64+0xbf/0x430 [ 39.184790] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.185756] RIP: 0033:0x7f4dc1dc95cd [ 39.186486] 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 [ 39.189680] RSP: 002b:00007fffc36bb080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.191080] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4dc1dc95cd [ 39.192387] RDX: 0000562e76d9ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.193692] RBP: 00007fffc36bb0e0 R08: 0000000000000000 R09: 00007fffc36ba780 [ 39.194999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ead67a2b0 [ 39.196311] R13: 00007fffc36bb510 R14: 0000562ead67cd20 R15: 0000562ead68e8d0 [ 39.197642] [ 39.198066] irq event stamp: 1715 [ 39.198722] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 39.200256] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 39.201804] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 39.203373] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 39.204910] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.485019] ------------[ cut here ]------------ [ 42.486063] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.488530] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.490022] Modules linked in: [ 42.490679] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.493072] Tainted: [W]=WARN [ 42.493746] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.495227] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.496098] 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 [ 42.499313] RSP: 0018:ffff888018effbc0 EFLAGS: 00010286 [ 42.500302] RAX: 0000000000000000 RBX: ffffed10031dff78 RCX: ffffffff813a4050 [ 42.501777] RDX: ffff888015dd9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.503087] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031dff2f [ 42.504369] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.505654] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018effdf8 [ 42.506953] FS: 00007f1087a6f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.508405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.509456] CR2: 00007fff19011ef7 CR3: 0000000020844000 CR4: 0000000000350ef0 [ 42.510763] Call Trace: [ 42.511268] [ 42.511687] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.512590] ? __create_object+0x59/0x80 [ 42.513378] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.514459] __vmalloc_noprof+0x59/0x60 [ 42.515233] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.516243] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.517146] bpf_prog_alloc+0x39/0x200 [ 42.517875] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.518796] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.519685] do_seccomp+0x349/0x25e0 [ 42.520396] ? find_held_lock+0x2b/0x80 [ 42.521107] ? do_prlimit+0x310/0x610 [ 42.521840] ? __pfx_do_seccomp+0x10/0x10 [ 42.522612] ? do_raw_spin_unlock+0x53/0x220 [ 42.523433] ? _raw_spin_unlock+0x1e/0x40 [ 42.524186] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.525108] ? static_key_count+0x60/0x80 [ 42.525896] prctl_set_seccomp+0x4e/0x70 [ 42.526670] __do_sys_prctl+0xe6c/0x1d70 [ 42.527401] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.528075] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.528882] ? irqentry_exit+0xf3/0x650 [ 42.529517] do_syscall_64+0xbf/0x430 [ 42.530295] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.531072] RIP: 0033:0x7f1087f615cd [ 42.531656] 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 [ 42.534379] RSP: 002b:00007fff1900f930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.535615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1087f615cd [ 42.536648] RDX: 0000561473217e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.537682] RBP: 00007fff1900f990 R08: 0000000000000000 R09: 00007fff1900f030 [ 42.538735] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614a6e56ad0 [ 42.539776] R13: 00007fff1900fdc0 R14: 00005614a6e57bc0 R15: 00005614a6e68780 [ 42.540853] [ 42.541236] irq event stamp: 1873 [ 42.541806] hardirqs last enabled at (1881): [] __up_console_sem+0x78/0x80 [ 42.543190] hardirqs last disabled at (1890): [] __up_console_sem+0x5d/0x80 [ 42.544422] softirqs last enabled at (1850): [] handle_softirqs+0x50c/0x770 [ 42.545680] softirqs last disabled at (1845): [] __irq_exit_rcu+0xc4/0x100 [ 42.546919] ---[ end trace 0000000000000000 ]--- [ 43.363331] ------------[ cut here ]------------ [ 43.364237] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.366133] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.368728] Modules linked in: [ 43.369363] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.371259] Tainted: [W]=WARN [ 43.371786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.373204] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.374040] 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 [ 43.377091] RSP: 0018:ffff88801744fbc0 EFLAGS: 00010286 [ 43.378020] RAX: 0000000000000000 RBX: ffffed1002e89f78 RCX: ffffffff813a4050 [ 43.379245] RDX: ffff888015e2d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.380454] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e89f2f [ 43.381666] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.382900] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801744fdf8 [ 43.384101] FS: 00007fc334b90900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.385464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.386468] CR2: 00007ffec2678ef7 CR3: 00000000209a8000 CR4: 0000000000350ef0 [ 43.387704] Call Trace: [ 43.388145] [ 43.388587] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.389435] ? __create_object+0x59/0x80 [ 43.390129] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.391064] __vmalloc_noprof+0x59/0x60 [ 43.391788] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.392623] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.393504] bpf_prog_alloc+0x39/0x200 [ 43.394202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.395049] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.395904] do_seccomp+0x349/0x25e0 [ 43.397104] ? find_held_lock+0x2b/0x80 [ 43.397836] ? do_prlimit+0x310/0x610 [ 43.398537] ? __pfx_do_seccomp+0x10/0x10 [ 43.399296] ? do_raw_spin_unlock+0x53/0x220 [ 43.400040] ? _raw_spin_unlock+0x1e/0x40 [ 43.400775] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.401692] ? static_key_count+0x60/0x80 [ 43.402450] prctl_set_seccomp+0x4e/0x70 [ 43.403151] __do_sys_prctl+0xe6c/0x1d70 [ 43.403914] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.404732] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.405670] ? irqentry_exit+0xf3/0x650 [ 43.406407] do_syscall_64+0xbf/0x430 [ 43.407082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.408001] RIP: 0033:0x7fc3350825cd [ 43.408673] 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 [ 43.411696] RSP: 002b:00007ffec26762b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.412998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc3350825cd [ 43.414234] RDX: 000055b27e221e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.415451] RBP: 00007ffec2676310 R08: 0000000000000000 R09: 00007ffec26759b0 [ 43.416687] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b2ab7a3ad0 [ 43.417908] R13: 00007ffec2676740 R14: 000055b2ab7a4bc0 R15: 000055b2ab7b5780 [ 43.419201] [ 43.419601] irq event stamp: 2033 [ 43.420224] hardirqs last enabled at (2043): [] __up_console_sem+0x78/0x80 [ 43.421660] hardirqs last disabled at (2052): [] __up_console_sem+0x5d/0x80 [ 43.423111] softirqs last enabled at (2010): [] handle_softirqs+0x50c/0x770 [ 43.424584] softirqs last disabled at (2005): [] __irq_exit_rcu+0xc4/0x100 [ 43.426005] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21285' (ECDSA) to the list of known hosts. 2025/11/18 12:44:26 fuzzer started 2025/11/18 12:44:26 dialing manager at localhost:34383 2025/11/18 12:44:26 checking machine... 2025/11/18 12:44:26 checking revisions... [ 44.316205] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:44:26 testing simple program... [ 44.417223] cgroup: Unknown subsys name 'net' [ 44.489597] cgroup: Unknown subsys name 'cpuset' [ 44.505389] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:44:25 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009611bc0 RCX=ffffffff817d9b06 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffff8880096276a8 RSP=ffff88806ce08fe8 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=ffff88806ce08ff8 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff813c1ab9 RFL=00000046 [---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 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff19009000 CR3=00000000203a6000 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 info registers vcpu 1 RAX=000000000000ff02 RBX=ffff888009a8b780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009a8c1d8 RDI=ffff888009a8c1d8 RBP=ffff888009a8c1d8 RSP=ffff888015d6f6e0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888009a8c1d8 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527588 RFL=00000082 [--S----] 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 00007f56a379d900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f56a2eb4020 CR3=000000000d794000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=6a04b6c23c848a8a00000000000ae988 XMM05=48c1515ce172efc60000000000321200 XMM06=36d062351a55c639000000000031f1c0 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000