[ 39.165768] ------------[ cut here ]------------ [ 39.166707] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.168742] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.170422] Modules linked in: [ 39.171131] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.173134] Tainted: [W]=WARN [ 39.173737] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.175198] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.176122] 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 [ 39.179258] RSP: 0018:ffff888015517bc0 EFLAGS: 00010286 [ 39.180227] RAX: 0000000000000000 RBX: ffffed1002aa2f78 RCX: ffffffff813a4050 [ 39.181490] RDX: ffff88801a5e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.182743] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aa2f2f [ 39.184020] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.185295] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015517df8 [ 39.186591] FS: 00007f7372013900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.188013] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.189062] CR2: 00007f7372505580 CR3: 000000000bd69000 CR4: 0000000000350ef0 [ 39.190337] Call Trace: [ 39.190851] [ 39.191266] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.192160] ? __create_object+0x59/0x80 [ 39.192943] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.193919] __vmalloc_noprof+0x59/0x60 [ 39.194667] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.195482] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.196419] bpf_prog_alloc+0x39/0x200 [ 39.197143] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.198066] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.198964] do_seccomp+0x349/0x25e0 [ 39.199679] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.200541] ? __pfx_do_seccomp+0x10/0x10 [ 39.201327] ? find_held_lock+0x2b/0x80 [ 39.202091] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.203034] ? static_key_count+0x60/0x80 [ 39.203866] prctl_set_seccomp+0x4e/0x70 [ 39.204640] __do_sys_prctl+0xe6c/0x1d70 [ 39.205376] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.206238] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.207197] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.208171] ? irqentry_exit+0xf3/0x650 [ 39.208924] do_syscall_64+0xbf/0x430 [ 39.209665] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.210614] RIP: 0033:0x7f73725055cd [ 39.211277] 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 [ 39.214444] RSP: 002b:00007fffb4cbbd90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.215836] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f73725055cd [ 39.217119] RDX: 0000560b58942e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.218384] RBP: 00007fffb4cbbdf0 R08: 0000000000000000 R09: 00007fffb4cbb490 [ 39.219663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560b8dc02ad0 [ 39.220939] R13: 00007fffb4cbc220 R14: 0000560b8dc03bc0 R15: 0000560b8dc14780 [ 39.222244] [ 39.222699] irq event stamp: 1811 [ 39.223296] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 39.224712] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 39.225966] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 39.227225] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 39.228484] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.702229] ------------[ cut here ]------------ [ 42.703177] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.705254] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.706939] Modules linked in: [ 42.707530] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.709663] Tainted: [W]=WARN [ 42.710212] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.711695] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.712622] 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 [ 42.715795] RSP: 0018:ffff888016ef7bc0 EFLAGS: 00010286 [ 42.716803] RAX: 0000000000000000 RBX: ffffed1002ddef78 RCX: ffffffff813a4050 [ 42.718095] RDX: ffff888016043780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.719388] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddef2f [ 42.720691] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.721994] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ef7df8 [ 42.723297] FS: 00007fedda629900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.724774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.725858] CR2: 00007ffccb7f1ef7 CR3: 000000000db5c000 CR4: 0000000000350ef0 [ 42.727154] Call Trace: [ 42.727656] [ 42.728085] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.728997] ? __create_object+0x59/0x80 [ 42.729782] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.730780] __vmalloc_noprof+0x59/0x60 [ 42.731521] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.732427] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.733373] bpf_prog_alloc+0x39/0x200 [ 42.734117] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.735059] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.735990] do_seccomp+0x349/0x25e0 [ 42.736710] ? find_held_lock+0x2b/0x80 [ 42.737422] ? do_prlimit+0x310/0x610 [ 42.738180] ? __pfx_do_seccomp+0x10/0x10 [ 42.738975] ? do_raw_spin_unlock+0x53/0x220 [ 42.739827] ? _raw_spin_unlock+0x1e/0x40 [ 42.740628] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.741606] ? static_key_count+0x60/0x80 [ 42.742381] prctl_set_seccomp+0x4e/0x70 [ 42.743162] __do_sys_prctl+0xe6c/0x1d70 [ 42.743970] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.744845] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.745849] ? irqentry_exit+0xf3/0x650 [ 42.746617] do_syscall_64+0xbf/0x430 [ 42.747353] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.748329] RIP: 0033:0x7feddab1b5cd [ 42.749036] 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 [ 42.752231] RSP: 002b:00007ffccb7ef7e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.753608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feddab1b5cd [ 42.754896] RDX: 0000556b0e54ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.756211] RBP: 00007ffccb7ef840 R08: 0000000000000000 R09: 00007ffccb7eeee0 [ 42.757500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556b1d0642b0 [ 42.758806] R13: 00007ffccb7efc70 R14: 0000556b1d066d20 R15: 0000556b1d0788d0 [ 42.760128] [ 42.760609] irq event stamp: 1843 [ 42.761216] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 42.762744] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 42.764284] softirqs last enabled at (1830): [] handle_softirqs+0x50c/0x770 [ 42.765667] softirqs last disabled at (1825): [] __irq_exit_rcu+0xc4/0x100 [ 42.767011] ---[ end trace 0000000000000000 ]--- [ 43.626048] ------------[ cut here ]------------ [ 43.626971] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.628965] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.630453] Modules linked in: [ 43.631096] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.633332] Tainted: [W]=WARN [ 43.634276] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.635773] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.636702] 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 [ 43.639931] RSP: 0018:ffff8880173afbc0 EFLAGS: 00010286 [ 43.640915] RAX: 0000000000000000 RBX: ffffed1002e75f78 RCX: ffffffff813a4050 [ 43.642207] RDX: ffff888009878000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.643501] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e75f2f [ 43.644796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.646084] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173afdf8 [ 43.647372] FS: 00007f5370c11900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.648839] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.649900] CR2: 00007f5371103580 CR3: 000000000d667000 CR4: 0000000000350ef0 [ 43.651195] Call Trace: [ 43.651726] [ 43.652148] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.653047] ? __create_object+0x59/0x80 [ 43.653818] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.654789] __vmalloc_noprof+0x59/0x60 [ 43.655514] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.656412] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.657332] bpf_prog_alloc+0x39/0x200 [ 43.658073] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.659023] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.659943] do_seccomp+0x349/0x25e0 [ 43.660661] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.661507] ? __pfx_do_seccomp+0x10/0x10 [ 43.662293] ? find_held_lock+0x2b/0x80 [ 43.663052] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.664026] ? static_key_count+0x60/0x80 [ 43.664831] prctl_set_seccomp+0x4e/0x70 [ 43.665609] __do_sys_prctl+0xe6c/0x1d70 [ 43.666351] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.667208] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.668190] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.669178] ? irqentry_exit+0xf3/0x650 [ 43.669944] do_syscall_64+0xbf/0x430 [ 43.670680] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.671664] RIP: 0033:0x7f53711035cd [ 43.672338] 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 [ 43.675503] RSP: 002b:00007ffc2f906c40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.676871] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f53711035cd [ 43.678170] RDX: 000055e96554ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.679471] RBP: 00007ffc2f906ca0 R08: 0000000000000000 R09: 00007ffc2f906340 [ 43.680776] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e995eebb10 [ 43.682089] R13: 00007ffc2f9070d0 R14: 000055e995eec2b0 R15: 000055e995f006f0 [ 43.683405] [ 43.683899] irq event stamp: 1869 [ 43.684526] hardirqs last enabled at (1877): [] __up_console_sem+0x78/0x80 [ 43.686091] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 43.687602] softirqs last enabled at (1866): [] handle_softirqs+0x50c/0x770 [ 43.689148] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 43.690666] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47976' (ECDSA) to the list of known hosts. 2025/11/17 12:40:52 fuzzer started 2025/11/17 12:40:52 dialing manager at localhost:37895 2025/11/17 12:40:52 checking machine... 2025/11/17 12:40:52 checking revisions... [ 44.594303] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:40:52 testing simple program... [ 44.681521] cgroup: Unknown subsys name 'net' [ 44.736109] cgroup: Unknown subsys name 'cpuset' [ 44.749927] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:40:51 Registers: info registers vcpu 0 RAX=000000009d63af0e RBX=ffff88801a151bc0 RCX=00000000c1f5cce7 RDX=0000000003979e4e RSI=ffff88801a152668 RDI=00000000f2c28776 RBP=ffff88801a152618 RSP=ffff88801a33f6c0 R8 =0000000000000002 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88801a152668 R13=8d5acf9368ff5631 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff815275ae RFL=00000092 [--S-A--] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8da7e17178 CR3=0000000020e09000 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=2e6f732e347a6c62696c2f756e672d78 XMM02=00312e6f732e347a6c62696c2f756e67 XMM03=2d78756e696c2d34365f3638782f6269 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88806cf3c2d0 RBX=0000000000000000 RCX=0000000000000000 RDX=0000000002f66801 RSI=00000000000000e8 RDI=ffff88801c1f9bc0 RBP=ffff88800f5bf6d0 RSP=ffff88800f5bf670 R8 =ffff888008c4b780 R9 =00000000ffffffff R10=ffff88800f5bf6e8 R11=0000000000000000 R12=00000000000928c0 R13=0000000000092800 R14=ffff888008c4b780 R15=ffffffff81b6204b RIP=ffffffff81ab1714 RFL=00000283 [--S---C] 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 00007fedda629900 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=00007ffccb7e9000 CR3=0000000020f18000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000