Warning: Permanently added '10.128.0.73' (ED25519) to the list of known hosts. syzkaller login: [ 38.223433][ T6088] syz-executor120[6088]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set executing program [ 38.228767][ T6088] loop0: detected capacity change from 0 to 64 [ 38.244039][ T6088] FAULT_INJECTION: forcing a failure. [ 38.244039][ T6088] name failslab, interval 1, probability 0, space 0, times 1 [ 38.247638][ T6088] CPU: 1 PID: 6088 Comm: syz-executor120 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0 [ 38.250227][ T6088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 38.252821][ T6088] Call trace: [ 38.253633][ T6088] dump_backtrace+0x1b8/0x1e4 [ 38.254787][ T6088] show_stack+0x2c/0x44 [ 38.255889][ T6088] dump_stack_lvl+0xd0/0x124 [ 38.257082][ T6088] dump_stack+0x1c/0x28 [ 38.258192][ T6088] should_fail_ex+0x3f8/0x5c4 [ 38.259444][ T6088] __should_failslab+0xc8/0x128 [ 38.260700][ T6088] should_failslab+0x10/0x28 [ 38.261894][ T6088] __kmem_cache_alloc_node+0x80/0x37c [ 38.263353][ T6088] __kmalloc+0xb8/0x1b8 [ 38.264477][ T6088] __hfs_bnode_create+0xe4/0x6d8 [ 38.265789][ T6088] hfs_bnode_create+0x128/0x4dc [ 38.267121][ T6088] hfs_bmap_alloc+0x59c/0x664 [ 38.268409][ T6088] hfs_btree_inc_height+0xf8/0x9d0 [ 38.269769][ T6088] hfs_brec_insert+0x11c/0x97c [ 38.271096][ T6088] __hfs_ext_write_extent+0x240/0x468 [ 38.272621][ T6088] hfs_ext_write_extent+0x148/0x1c0 [ 38.273968][ T6088] hfs_write_inode+0xc0/0xc1c [ 38.275308][ T6088] __writeback_single_inode+0x5a8/0x146c [ 38.276795][ T6088] writeback_single_inode+0x1c0/0x64c [ 38.278278][ T6088] write_inode_now+0x198/0x230 [ 38.279520][ T6088] hfs_file_fsync+0xac/0x148 [ 38.280839][ T6088] vfs_fsync_range+0x168/0x188 [ 38.282077][ T6088] generic_file_write_iter+0x228/0x2b4 [ 38.283549][ T6088] do_iter_write+0x65c/0xaa8 [ 38.284751][ T6088] do_pwritev+0x1ec/0x334 [ 38.285958][ T6088] __arm64_sys_pwritev2+0xd4/0x108 [ 38.287296][ T6088] invoke_syscall+0x98/0x2b8 [ 38.288522][ T6088] el0_svc_common+0x130/0x23c [ 38.289773][ T6088] do_el0_svc+0x48/0x58 [ 38.290868][ T6088] el0_svc+0x54/0x158 [ 38.291955][ T6088] el0t_64_sync_handler+0x84/0xfc [ 38.293328][ T6088] el0t_64_sync+0x190/0x194 [ 38.295721][ T6088] hfs: new node 0 already hashed? [ 38.297270][ T6088] ------------[ cut here ]------------ [ 38.298642][ T6088] WARNING: CPU: 1 PID: 6088 at fs/hfs/bnode.c:422 hfs_bnode_create+0x428/0x4dc [ 38.300983][ T6088] Modules linked in: [ 38.301992][ T6088] CPU: 1 PID: 6088 Comm: syz-executor120 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0 [ 38.304550][ T6088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 38.307271][ T6088] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.309299][ T6088] pc : hfs_bnode_create+0x428/0x4dc [ 38.310657][ T6088] lr : hfs_bnode_create+0x428/0x4dc [ 38.312069][ T6088] sp : ffff800096c26ef0 [ 38.313169][ T6088] x29: ffff800096c26f00 x28: dfff800000000000 x27: dfff800000000000 [ 38.315275][ T6088] x26: 000000000000016c x25: ffff0000cbb72888 x24: 0000000000000000 [ 38.317491][ T6088] x23: 0000000000000000 x22: ffff0000db9c00e0 x21: ffff0000db9c0000 [ 38.319609][ T6088] x20: 0000000000000000 x19: ffff0000cbb72800 x18: ffff800096c26b20 [ 38.321717][ T6088] x17: 0000000000000000 x16: ffff80008a71b23c x15: 0000000000000001 [ 38.323901][ T6088] x14: 1ffff00012d84d34 x13: 0000000000000000 x12: 0000000000000000 [ 38.326118][ T6088] x11: 0000000000000000 x10: 0000000000000000 x9 : 2af996ba27dc5c00 [ 38.328250][ T6088] x8 : 2af996ba27dc5c00 x7 : ffff80008a7f12f4 x6 : 0000000000000000 [ 38.330379][ T6088] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800082b180c4 [ 38.332482][ T6088] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000001f [ 38.334723][ T6088] Call trace: [ 38.335577][ T6088] hfs_bnode_create+0x428/0x4dc [ 38.336863][ T6088] hfs_bmap_alloc+0x59c/0x664 [ 38.338122][ T6088] hfs_btree_inc_height+0xf8/0x9d0 [ 38.339467][ T6088] hfs_brec_insert+0x580/0x97c [ 38.340718][ T6088] __hfs_ext_write_extent+0x240/0x468 [ 38.342195][ T6088] hfs_ext_write_extent+0x148/0x1c0 [ 38.343567][ T6088] hfs_write_inode+0xc0/0xc1c [ 38.344836][ T6088] __writeback_single_inode+0x5a8/0x146c [ 38.346288][ T6088] writeback_single_inode+0x1c0/0x64c [ 38.347730][ T6088] write_inode_now+0x198/0x230 [ 38.348995][ T6088] hfs_file_fsync+0xac/0x148 [ 38.350216][ T6088] vfs_fsync_range+0x168/0x188 [ 38.351450][ T6088] generic_file_write_iter+0x228/0x2b4 [ 38.352943][ T6088] do_iter_write+0x65c/0xaa8 [ 38.354156][ T6088] do_pwritev+0x1ec/0x334 [ 38.355304][ T6088] __arm64_sys_pwritev2+0xd4/0x108 [ 38.356658][ T6088] invoke_syscall+0x98/0x2b8 [ 38.357940][ T6088] el0_svc_common+0x130/0x23c [ 38.359200][ T6088] do_el0_svc+0x48/0x58 [ 38.360314][ T6088] el0_svc+0x54/0x158 [ 38.361427][ T6088] el0t_64_sync_handler+0x84/0xfc [ 38.362801][ T6088] el0t_64_sync+0x190/0x194 [ 38.363955][ T6088] irq event stamp: 2942 [ 38.365159][ T6088] hardirqs last enabled at (2941): [] raw_spin_rq_unlock_irq+0x14/0x24 [ 38.367762][ T6088] hardirqs last disabled at (2942): [] el1_dbg+0x24/0x80 [ 38.370090][ T6088] softirqs last enabled at (2888): [] __do_softirq+0xac0/0xd54 [ 38.372598][ T6088] softirqs last disabled at (2877): [] ____do_softirq+0x14/0x20 [ 38.374983][ T6088] ---[ end trace 0000000000000000 ]--- [ 38.376734][ T6088] ------------[ cut here ]------------ [ 38.378191][ T6088] kernel BUG at fs/hfs/bnode.c:467! [ 38.379668][ T6088] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 38.381609][ T6088] Modules linked in: [ 38.382630][ T6088] CPU: 1 PID: 6088 Comm: syz-executor120 Tainted: G W 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0 [ 38.385628][ T6088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 38.388225][ T6088] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.390249][ T6088] pc : hfs_bnode_put+0x318/0x324 [ 38.391541][ T6088] lr : hfs_bnode_put+0x318/0x324 [ 38.392812][ T6088] sp : ffff800096c27010 [ 38.393897][ T6088] x29: ffff800096c27010 x28: dfff800000000000 x27: ffff700012d84e18 [ 38.395974][ T6088] x26: 1fffe0001b738003 x25: 0000000000000200 x24: 1fffe0001976e500 [ 38.398105][ T6088] x23: dfff800000000000 x22: ffff0000db9c0000 x21: ffff0000cbb72880 [ 38.400292][ T6088] x20: 0000000000000000 x19: ffff0000cbb72800 x18: ffff800096c26b20 [ 38.402452][ T6088] x17: 0000000000000000 x16: ffff80008a71b360 x15: 0000000000000001 [ 38.404550][ T6088] x14: 1fffe0001976e510 x13: 0000000000000000 x12: 0000000000000000 [ 38.406768][ T6088] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 38.408854][ T6088] x8 : ffff0000d2a2d340 x7 : ffff800080a2a998 x6 : 0000000000000000 [ 38.411021][ T6088] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800081104060 [ 38.413138][ T6088] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 38.415250][ T6088] Call trace: [ 38.416131][ T6088] hfs_bnode_put+0x318/0x324 [ 38.417383][ T6088] hfs_btree_inc_height+0x4c0/0x9d0 [ 38.418762][ T6088] hfs_brec_insert+0x580/0x97c [ 38.419997][ T6088] __hfs_ext_write_extent+0x240/0x468 [ 38.421453][ T6088] hfs_ext_write_extent+0x148/0x1c0 [ 38.422884][ T6088] hfs_write_inode+0xc0/0xc1c [ 38.424181][ T6088] __writeback_single_inode+0x5a8/0x146c [ 38.425658][ T6088] writeback_single_inode+0x1c0/0x64c [ 38.427115][ T6088] write_inode_now+0x198/0x230 [ 38.428436][ T6088] hfs_file_fsync+0xac/0x148 [ 38.429620][ T6088] vfs_fsync_range+0x168/0x188 [ 38.430931][ T6088] generic_file_write_iter+0x228/0x2b4 [ 38.432438][ T6088] do_iter_write+0x65c/0xaa8 [ 38.433645][ T6088] do_pwritev+0x1ec/0x334 [ 38.434923][ T6088] __arm64_sys_pwritev2+0xd4/0x108 [ 38.436265][ T6088] invoke_syscall+0x98/0x2b8 [ 38.437527][ T6088] el0_svc_common+0x130/0x23c [ 38.438757][ T6088] do_el0_svc+0x48/0x58 [ 38.439873][ T6088] el0_svc+0x54/0x158 [ 38.440934][ T6088] el0t_64_sync_handler+0x84/0xfc [ 38.442277][ T6088] el0t_64_sync+0x190/0x194 [ 38.443457][ T6088] Code: aa1503e0 97e30456 17ffffd5 97d04673 (d4210000) [ 38.445277][ T6088] ---[ end trace 0000000000000000 ]--- [ 38.808171][ T6088] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 38.810044][ T6088] SMP: stopping secondary CPUs [ 38.811375][ T6088] Kernel Offset: disabled [ 38.812542][ T6088] CPU features: 0x0,00000020,70020046,21017203 [ 38.814161][ T6088] Memory Limit: none [ 39.152856][ T6088] Rebooting in 86400 seconds..