[ 38.827972] ------------[ cut here ]------------ [ 38.828470] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.829359] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.830036] Modules linked in: [ 38.830311] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.831228] Tainted: [W]=WARN [ 38.831503] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.832160] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.832597] 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 [ 38.834050] RSP: 0018:ffff888016aa7bc0 EFLAGS: 00010286 [ 38.834503] RAX: 0000000000000000 RBX: ffffed1002d54f78 RCX: ffffffff813a4050 [ 38.835073] RDX: ffff88800f533780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.835668] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100d9e4849 [ 38.836239] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.836838] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016aa7df8 [ 38.837430] FS: 00007fb0dbc61900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.838088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.838593] CR2: 00007fb0dc153580 CR3: 000000000d8d9000 CR4: 0000000000350ef0 [ 38.839185] Call Trace: [ 38.839420] [ 38.839611] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.840011] ? __create_object+0x59/0x80 [ 38.840361] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.840810] __vmalloc_noprof+0x59/0x60 [ 38.841140] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.841552] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.841973] bpf_prog_alloc+0x39/0x200 [ 38.842295] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.842723] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.843122] do_seccomp+0x349/0x25e0 [ 38.843449] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.843848] ? __pfx_do_seccomp+0x10/0x10 [ 38.844191] ? find_held_lock+0x2b/0x80 [ 38.844545] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.844968] ? static_key_count+0x60/0x80 [ 38.845321] prctl_set_seccomp+0x4e/0x70 [ 38.845683] __do_sys_prctl+0xe6c/0x1d70 [ 38.846035] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.846433] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.846861] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.847282] ? irqentry_exit+0xf3/0x650 [ 38.847638] do_syscall_64+0xbf/0x430 [ 38.847960] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.848401] RIP: 0033:0x7fb0dc1535cd [ 38.848706] 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 [ 38.850144] RSP: 002b:00007fff6d137ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.850775] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb0dc1535cd [ 38.851351] RDX: 00005652cd516e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.851941] RBP: 00007fff6d137f40 R08: 0000000000000000 R09: 00007fff6d1375e0 [ 38.852550] R10: 0000000000000000 R11: 0000000000000246 R12: 00005652e81dfad0 [ 38.853124] R13: 00007fff6d138370 R14: 00005652e81e0bc0 R15: 00005652e81f1780 [ 38.853730] [ 38.853927] irq event stamp: 1693 [ 38.854208] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 38.854915] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 38.855627] softirqs last enabled at (1256): [] handle_softirqs+0x50c/0x770 [ 38.856338] softirqs last disabled at (1247): [] __irq_exit_rcu+0xc4/0x100 [ 38.857048] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.536765] ------------[ cut here ]------------ [ 41.537524] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.539174] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.540407] Modules linked in: [ 41.540908] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.542621] Tainted: [W]=WARN [ 41.543083] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.544338] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.545077] 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 [ 41.547726] RSP: 0018:ffff88801704fbc0 EFLAGS: 00010286 [ 41.548548] RAX: 0000000000000000 RBX: ffffed1002e09f78 RCX: ffffffff813a4050 [ 41.549625] RDX: ffff88801420d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.550691] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e09f2f [ 41.551762] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.552832] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801704fdf8 [ 41.553896] FS: 00007fe9c2dae900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.555088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.555972] CR2: 00007fff45575ef7 CR3: 0000000020411000 CR4: 0000000000350ef0 [ 41.557054] Call Trace: [ 41.557483] [ 41.557828] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.558582] ? __create_object+0x59/0x80 [ 41.559196] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.560005] __vmalloc_noprof+0x59/0x60 [ 41.560645] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.561330] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.562100] bpf_prog_alloc+0x39/0x200 [ 41.562704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.563478] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.564186] do_seccomp+0x349/0x25e0 [ 41.564790] ? find_held_lock+0x2b/0x80 [ 41.565421] ? do_prlimit+0x310/0x610 [ 41.565998] ? __pfx_do_seccomp+0x10/0x10 [ 41.566654] ? do_raw_spin_unlock+0x53/0x220 [ 41.567307] ? _raw_spin_unlock+0x1e/0x40 [ 41.567958] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.568771] ? static_key_count+0x60/0x80 [ 41.569442] prctl_set_seccomp+0x4e/0x70 [ 41.570049] __do_sys_prctl+0xe6c/0x1d70 [ 41.570703] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.571376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.572183] ? irqentry_exit+0xf3/0x650 [ 41.572834] do_syscall_64+0xbf/0x430 [ 41.573465] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.574217] RIP: 0033:0x7fe9c32a05cd [ 41.574799] 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 [ 41.577451] RSP: 002b:00007fff45574950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.578600] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe9c32a05cd [ 41.579671] RDX: 000055ed0101de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.580753] RBP: 00007fff455749b0 R08: 0000000000000000 R09: 00007fff45574050 [ 41.581823] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed14f28ad0 [ 41.582889] R13: 00007fff45574de0 R14: 000055ed14f29bc0 R15: 000055ed14f3a780 [ 41.583974] [ 41.584340] irq event stamp: 1727 [ 41.584880] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 41.586152] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 41.587431] softirqs last enabled at (1254): [] handle_softirqs+0x50c/0x770 [ 41.588736] softirqs last disabled at (1237): [] __irq_exit_rcu+0xc4/0x100 [ 41.590019] ---[ end trace 0000000000000000 ]--- [ 42.251204] ------------[ cut here ]------------ [ 42.252123] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.254143] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.255615] Modules linked in: [ 42.256214] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.258198] Tainted: [W]=WARN [ 42.258803] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.260562] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.261553] 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 [ 42.264750] RSP: 0018:ffff888017387bc0 EFLAGS: 00010286 [ 42.265736] RAX: 0000000000000000 RBX: ffffed1002e70f78 RCX: ffffffff813a4050 [ 42.267019] RDX: ffff888015813780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.268296] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e70f2f [ 42.269597] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.270905] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017387df8 [ 42.272189] FS: 00007f65c77c1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.273651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.274718] CR2: 00007f65c7cb3580 CR3: 0000000020645000 CR4: 0000000000350ef0 [ 42.276007] Call Trace: [ 42.276542] [ 42.276965] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.277873] ? __create_object+0x59/0x80 [ 42.278696] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.279691] __vmalloc_noprof+0x59/0x60 [ 42.280532] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.281373] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.282324] bpf_prog_alloc+0x39/0x200 [ 42.283073] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.284019] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.284950] do_seccomp+0x349/0x25e0 [ 42.285679] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.286590] ? __pfx_do_seccomp+0x10/0x10 [ 42.287348] ? find_held_lock+0x2b/0x80 [ 42.288126] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.289113] ? static_key_count+0x60/0x80 [ 42.289928] prctl_set_seccomp+0x4e/0x70 [ 42.290719] __do_sys_prctl+0xe6c/0x1d70 [ 42.291520] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.292367] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.293351] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.294344] ? irqentry_exit+0xf3/0x650 [ 42.295134] do_syscall_64+0xbf/0x430 [ 42.295881] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.296862] RIP: 0033:0x7f65c7cb35cd [ 42.297580] 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 [ 42.300846] RSP: 002b:00007ffd63247680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.302233] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f65c7cb35cd [ 42.303547] RDX: 00005624c4773e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.304876] RBP: 00007ffd632476e0 R08: 0000000000000000 R09: 00007ffd63246d80 [ 42.306185] R10: 0000000000000000 R11: 0000000000000246 R12: 00005624e8bce240 [ 42.307495] R13: 00007ffd63247b10 R14: 00005624e8bd7380 R15: 00005624e8be2540 [ 42.308841] [ 42.309222] irq event stamp: 1857 [ 42.309778] hardirqs last enabled at (1867): [] __up_console_sem+0x78/0x80 [ 42.311093] hardirqs last disabled at (1876): [] __up_console_sem+0x5d/0x80 [ 42.312419] softirqs last enabled at (1556): [] handle_softirqs+0x50c/0x770 [ 42.313747] softirqs last disabled at (1551): [] __irq_exit_rcu+0xc4/0x100 [ 42.315046] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:16989' (ECDSA) to the list of known hosts. 2025/11/18 17:03:32 fuzzer started 2025/11/18 17:03:32 dialing manager at localhost:34383 2025/11/18 17:03:32 checking machine... 2025/11/18 17:03:32 checking revisions... [ 43.026024] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:03:32 testing simple program... [ 43.100639] cgroup: Unknown subsys name 'net' [ 43.175906] cgroup: Unknown subsys name 'cpuset' [ 43.186328] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:03:31 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff819bf566 RDX=ffff888019e2b780 RSI=ffffffff819bf6ab RDI=0000000000000007 RBP=0000000000000000 RSP=ffff88800f40f770 R8 =ffff88802047e6f8 R9 =ffffed100373dcb2 R10=0000000000000001 R11=0000000000000001 R12=0000000000000001 R13=0000000000000000 R14=ffff88802047e500 R15=0000000000000000 RIP=ffffffff81751e08 RFL=00000202 [-------] 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 00007fe9c2dae900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe9c2d73008 CR3=000000000b95b000 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=2031333a33303a373120383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031333a33303a3731203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000002 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff88806cf08ac8 RSP=ffff88806cf089a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff88806cf08ab8 R15=ffff88806cf08a70 RIP=ffffffff84c721be 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f41d5ff7000 CR3=000000000a1c2000 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=871cf542707b12add3437f2a1a6ad65e XMM02=ec2efd57dc4c00df00000000003084b8 XMM03=55e483bc2215ab5d0000000000308588 XMM04=1a871e772a4aa33000000000000ae988 XMM05=07c8bb74b6c04a440000000000322210 XMM06=d767df5e3a25c9de000000000031c178 XMM07=e042d86d42eb936e0000000000312ac8 XMM08=55e483bc2215ab5d0000000000308588 XMM09=00000000000000000000000000000000 XMM10=20200000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000