[ 47.062575] ------------[ cut here ]------------ [ 47.063643] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.065977] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 47.067871] Modules linked in: [ 47.068786] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.071068] Tainted: [W]=WARN [ 47.071698] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.073414] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.074468] 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 [ 47.078146] RSP: 0018:ffff88801716fbc0 EFLAGS: 00010286 [ 47.079277] RAX: 0000000000000000 RBX: ffffed1002e2df78 RCX: ffffffff813a4050 [ 47.080787] RDX: ffff888017b35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.082262] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2df2f [ 47.083747] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.085252] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801716fdf8 [ 47.086726] FS: 00007fdbe2c9e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.088401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.089625] CR2: 00007fff2d661ef7 CR3: 000000000eae9000 CR4: 0000000000350ef0 [ 47.091119] Call Trace: [ 47.091651] [ 47.092194] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.093234] ? __create_object+0x59/0x80 [ 47.094138] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.095264] __vmalloc_noprof+0x59/0x60 [ 47.096154] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.097169] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.098250] bpf_prog_alloc+0x39/0x200 [ 47.099117] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.100193] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.101264] do_seccomp+0x349/0x25e0 [ 47.102128] ? find_held_lock+0x2b/0x80 [ 47.103000] ? do_prlimit+0x310/0x610 [ 47.103788] ? __pfx_do_seccomp+0x10/0x10 [ 47.104716] ? do_raw_spin_unlock+0x53/0x220 [ 47.105686] ? _raw_spin_unlock+0x1e/0x40 [ 47.106583] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.107687] ? static_key_count+0x60/0x80 [ 47.108625] prctl_set_seccomp+0x4e/0x70 [ 47.109528] __do_sys_prctl+0xe6c/0x1d70 [ 47.110433] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.111434] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.112584] ? irqentry_exit+0xf3/0x650 [ 47.113466] do_syscall_64+0xbf/0x430 [ 47.114330] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.115437] RIP: 0033:0x7fdbe31905cd [ 47.116272] 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 [ 47.119930] RSP: 002b:00007fff2d660060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.121531] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdbe31905cd [ 47.123004] RDX: 000055c08e549e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.124498] RBP: 00007fff2d6600c0 R08: 0000000000000000 R09: 00007fff2d65f760 [ 47.125979] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0c151bad0 [ 47.127453] R13: 00007fff2d6604f0 R14: 000055c0c151cbc0 R15: 000055c0c152d780 [ 47.128830] [ 47.129298] irq event stamp: 2423 [ 47.129798] hardirqs last enabled at (2431): [] __up_console_sem+0x78/0x80 [ 47.131057] hardirqs last disabled at (2440): [] __up_console_sem+0x5d/0x80 [ 47.132379] softirqs last enabled at (2460): [] handle_softirqs+0x50c/0x770 [ 47.133655] softirqs last disabled at (2449): [] __irq_exit_rcu+0xc4/0x100 [ 47.134921] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.085569] ------------[ cut here ]------------ [ 50.086337] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.087956] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 50.089115] Modules linked in: [ 50.089591] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.091263] Tainted: [W]=WARN [ 50.091708] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.093197] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.094002] 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 [ 50.096542] RSP: 0018:ffff88800efbfbc0 EFLAGS: 00010286 [ 50.097336] RAX: 0000000000000000 RBX: ffffed1001df7f78 RCX: ffffffff813a4050 [ 50.098362] RDX: ffff8880177b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.099392] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001df7f2f [ 50.100415] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.101444] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800efbfdf8 [ 50.102566] FS: 00007f398f7cc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.103854] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.104716] CR2: 00007ffe93c71ef7 CR3: 000000000ccfb000 CR4: 0000000000350ef0 [ 50.105726] Call Trace: [ 50.106123] [ 50.106450] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.107159] ? __create_object+0x59/0x80 [ 50.107746] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.108518] __vmalloc_noprof+0x59/0x60 [ 50.109120] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.109779] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.110513] bpf_prog_alloc+0x39/0x200 [ 50.111179] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.111895] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.112656] do_seccomp+0x349/0x25e0 [ 50.113229] ? find_held_lock+0x2b/0x80 [ 50.113797] ? do_prlimit+0x310/0x610 [ 50.114397] ? __pfx_do_seccomp+0x10/0x10 [ 50.115017] ? do_raw_spin_unlock+0x53/0x220 [ 50.115639] ? _raw_spin_unlock+0x1e/0x40 [ 50.116283] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.117052] ? static_key_count+0x60/0x80 [ 50.117660] prctl_set_seccomp+0x4e/0x70 [ 50.118287] __do_sys_prctl+0xe6c/0x1d70 [ 50.118876] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.119569] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.120354] ? irqentry_exit+0xf3/0x650 [ 50.120971] do_syscall_64+0xbf/0x430 [ 50.121529] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.122291] RIP: 0033:0x7f398fcbe5cd [ 50.122825] 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 [ 50.125373] RSP: 002b:00007ffe93c6f980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.126461] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f398fcbe5cd [ 50.127492] RDX: 000055fd67d76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.128526] RBP: 00007ffe93c6f9e0 R08: 0000000000000000 R09: 00007ffe93c6f080 [ 50.129548] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fd89e43ad0 [ 50.130577] R13: 00007ffe93c6fe10 R14: 000055fd89e44bc0 R15: 000055fd89e55780 [ 50.131633] [ 50.132004] irq event stamp: 1863 [ 50.132499] hardirqs last enabled at (1871): [] __up_console_sem+0x78/0x80 [ 50.133712] hardirqs last disabled at (1880): [] __up_console_sem+0x5d/0x80 [ 50.134925] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 50.136177] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 50.137397] ---[ end trace 0000000000000000 ]--- [ 50.831996] ------------[ cut here ]------------ [ 50.832971] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.834973] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.836484] Modules linked in: [ 50.837129] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.839071] Tainted: [W]=WARN [ 50.839614] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.841098] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.841997] 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 [ 50.845176] RSP: 0018:ffff888016e4fbc0 EFLAGS: 00010286 [ 50.846155] RAX: 0000000000000000 RBX: ffffed1002dc9f78 RCX: ffffffff813a4050 [ 50.847423] RDX: ffff888016ba0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.848713] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc9f2f [ 50.849976] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.851260] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e4fdf8 [ 50.852557] FS: 00007ff336946900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.854000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.855060] CR2: 00007ff336e38580 CR3: 000000000ddf2000 CR4: 0000000000350ef0 [ 50.856372] Call Trace: [ 50.856829] [ 50.857267] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.858174] ? __create_object+0x59/0x80 [ 50.858942] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.859843] __vmalloc_noprof+0x59/0x60 [ 50.860621] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.861483] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.862403] bpf_prog_alloc+0x39/0x200 [ 50.863127] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.864059] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.864946] do_seccomp+0x349/0x25e0 [ 50.865609] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.866509] ? __pfx_do_seccomp+0x10/0x10 [ 50.867307] ? find_held_lock+0x2b/0x80 [ 50.868065] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.869043] ? static_key_count+0x60/0x80 [ 50.869783] prctl_set_seccomp+0x4e/0x70 [ 50.870562] __do_sys_prctl+0xe6c/0x1d70 [ 50.871344] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.872213] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.873161] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.874107] ? irqentry_exit+0xf3/0x650 [ 50.874812] do_syscall_64+0xbf/0x430 [ 50.875545] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.876490] RIP: 0033:0x7ff336e385cd [ 50.877190] 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 [ 50.880373] RSP: 002b:00007ffc9ae36770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.881726] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff336e385cd [ 50.883005] RDX: 00005621cb85be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.884290] RBP: 00007ffc9ae367d0 R08: 0000000000000000 R09: 00007ffc9ae35e70 [ 50.885579] R10: 0000000000000000 R11: 0000000000000246 R12: 00005621e21dfad0 [ 50.886859] R13: 00007ffc9ae36c00 R14: 00005621e21e0bc0 R15: 00005621e21f1780 [ 50.888152] [ 50.888585] irq event stamp: 1759 [ 50.889223] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 50.890736] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 50.892270] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 50.893822] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 50.895327] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55398' (ECDSA) to the list of known hosts. 2025/11/19 01:22:59 fuzzer started 2025/11/19 01:23:00 dialing manager at localhost:34383 2025/11/19 01:23:00 checking machine... 2025/11/19 01:23:00 checking revisions... [ 51.798769] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:23:00 testing simple program... [ 51.879565] cgroup: Unknown subsys name 'net' [ 51.928717] cgroup: Unknown subsys name 'cpuset' [ 51.946819] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:22:59 Registers: info registers vcpu 0 RAX=ffff88801bf48910 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88801bdd4b80 RSI=0000000000000000 RDI=ffff88801bf28a70 RBP=ffff88801bf28a70 RSP=ffff88806ce08da8 R8 =0000000000000001 R9 =ffffed100d9c11a6 R10=0000000000000003 R11=0000000000000001 R12=ffff88800ce33bf8 R13=0000000000000246 R14=ffff88801bf28a70 R15=ffff888009472140 RIP=ffffffff81b61af4 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 00007f398f7cc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f398f785008 CR3=000000000e7cc000 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=0000000000020dd7 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=00000206 [-----P-] 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff4b9fe388 CR3=000000000dad0000 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=5fd05b2c3ad0bb8f2342d99f57856ab6 XMM02=2c67c8bc2e329bc300000000003053f0 XMM03=fb795ef6d65770560000000000311fe8 XMM04=0c5504cfe9b828a700000000000ae988 XMM05=50e89890cf8598e00000000000321e10 XMM06=5b75c91c804453420000000000320ec8 XMM07=e042d86d42eb936e00000000003122c0 XMM08=7484435dcf7e61540000000000305450 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000